CN106377309B - One-side vertebral pedicle screw and opposite-side articular process screw locking guide inner fixing device - Google Patents
One-side vertebral pedicle screw and opposite-side articular process screw locking guide inner fixing device Download PDFInfo
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- CN106377309B CN106377309B CN201611021433.0A CN201611021433A CN106377309B CN 106377309 B CN106377309 B CN 106377309B CN 201611021433 A CN201611021433 A CN 201611021433A CN 106377309 B CN106377309 B CN 106377309B
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- 238000000034 method Methods 0.000 title claims description 51
- 238000010079 rubber tapping Methods 0.000 claims description 56
- 210000000988 bone and bone Anatomy 0.000 claims description 45
- 230000002787 reinforcement Effects 0.000 claims description 26
- 238000009434 installation Methods 0.000 claims description 18
- 238000001356 surgical procedure Methods 0.000 abstract description 4
- 238000002324 minimally invasive surgery Methods 0.000 abstract description 2
- 206010050296 Intervertebral disc protrusion Diseases 0.000 description 3
- 210000003205 muscle Anatomy 0.000 description 3
- 208000008035 Back Pain Diseases 0.000 description 2
- 208000003618 Intervertebral Disc Displacement Diseases 0.000 description 2
- 208000008930 Low Back Pain Diseases 0.000 description 2
- 208000002193 Pain Diseases 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 210000000278 spinal cord Anatomy 0.000 description 1
- 208000020431 spinal cord injury Diseases 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—Spinal positioners or stabilisers, e.g. stabilisers comprising fluid filler in an implant
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
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Abstract
The device comprises an upper pedicle screw, a lower pedicle screw, a lateral zygopophysis screw, a triangular fixing frame, a screw guide cylinder and a guide plate, wherein the triangular fixing frame comprises an upper fixing cap, a lower fixing cap, a left oblique fixing cap, an upper transverse connecting column, a lower vertical connecting column and a left oblique connecting column, the left end of the upper transverse connecting column is fixedly connected with the left oblique fixing cap, the right end of the upper transverse connecting column is fixedly connected with the upper fixing cap, the upper end of the lower vertical connecting column is fixedly connected with the upper fixing cap, the lower end of the lower vertical connecting column is fixedly connected with the lower fixing cap, the lower end of the left oblique connecting column is fixedly connected with the lower fixing cap, the upper end of the left oblique connecting column is fixedly connected with the left oblique fixing cap, and the upper pedicle screw, the lower pedicle screw and the lateral zygopophysis screw form a triangular stable fixed relation, the purpose of firm fixation is achieved, minimally invasive surgery is realized, and the surgery efficiency is greatly improved.
Description
Technical Field
The invention relates to a locking guide internal fixation device combining a pedicle screw on one side and a zygapophysis screw on the opposite side.
Background
With the change of life style of modern society, office groups sit for a long time to work, and diseases such as lumbar intervertebral disc protrusion, discogenic lumbago, lumbar instability and the like are more and more. If conservative treatment is ineffective, surgical treatment is required. Lumbar fusion widely uses diseases such as treatment lumbar disc herniation, discogenic lumbago and lumbar vertebrae instability, the fixer that intensity is high needs to be fixed in the treatment process, current fixer comprises two simple screws and a very thin traditional metal rod, this kind of traditional classic fixed mode is not very firm to need all peel off to human both sides muscle, then fix through two sets of fixers respectively, the misery that makes the patient bear is great, can't realize the minimal access surgery, the screw easily wanders away when the screw in is fixed, the rate of accuracy is not high, put by mistake easily, lead to injuries such as spinal cord, nerve root.
Disclosure of Invention
In view of the above technical problems, the present invention provides: the fixation is firm, the fixation can be realized by peeling one side of muscle, the pain born by a patient is less, the accuracy of screw placement is high, the error placement is not easy, and the fixation of the lumbar intervertebral disc protrusion can be realized in a minimally invasive operation.
In order to solve the technical problems, the invention adopts the following technical scheme: the device comprises an upper pedicle screw, a lower pedicle screw, a lateral zygopophysis screw, a triangular fixing frame, a screw guide cylinder and a guide plate, wherein the triangular fixing frame comprises an upper fixing cap, a lower fixing cap, a left oblique fixing cap, an upper transverse connecting column, a lower vertical connecting column and a left oblique connecting column, the upper fixing cap, the lower fixing cap and the left fixing cap are distributed in a triangular manner, the left end of the upper transverse connecting column is fixedly connected with the left oblique fixing cap, the right end of the upper transverse connecting column is fixedly connected with the upper fixing cap, the upper end of the lower vertical connecting column is fixedly connected with the upper fixing cap, the lower end of the lower vertical connecting column is fixedly connected with the lower fixing cap, the lower end of the left oblique connecting column is fixedly connected with the lower fixing cap, and the upper end of the left oblique connecting column is fixedly connected with the left oblique fixing cap, an upper fixing cap external thread is arranged on the outer ring of the upper fixing cap, an upper fixing cap internal thread is arranged on the inner hole of the upper fixing cap, a lower fixing cap external thread is arranged on the outer ring of the lower fixing cap, a lower fixing cap internal thread is arranged on the inner hole of the lower fixing cap, a left oblique fixing cap external thread is arranged on the outer ring of the left oblique fixing cap, a left oblique fixing cap internal thread is arranged on the inner hole of the left oblique fixing cap, the upper vertebral pedicle screw comprises an upper vertebral pedicle screw spongy bone self-tapping section and an upper vertebral pedicle screw fixing section, an upper vertebral pedicle screw countersunk head internal hexagonal hole is arranged at the top of the upper vertebral pedicle screw fixing section, an upper vertebral pedicle screw self-tapping external thread is arranged on the upper vertebral pedicle screw self-tapping section, an upper vertebral pedicle screw fixing external thread is arranged on the upper vertebral pedicle screw fixing section, and, the lower pedicle screw comprises a lower pedicle screw spongy bone self-tapping section and a lower pedicle screw fixing section, a lower pedicle screw countersunk head inner hexagonal hole is arranged at the top of the lower pedicle screw fixing section, a lower pedicle screw self-tapping external thread is arranged on the lower pedicle screw spongy bone self-tapping section, a lower pedicle screw fixing external thread is arranged on the lower pedicle screw fixing section, the lower pedicle screw fixing external thread is matched with the lower fixing cap internal thread, the side articular process screw comprises a side articular process screw self-tapping section and a side articular process screw fixing section, a side articular process screw countersunk head inner hexagonal hole is arranged at the top of the side articular process screw fixing section, a side articular process screw self-tapping external thread is arranged on the side articular process screw spongy bone self-tapping section, and a side articular process screw fixing external thread is arranged on the side articular process screw fixing section, the side articular process screw fixing external thread is matched with the left side oblique fixing cap internal thread, the length of the upper vertebral pedicle screw spongy bone self-tapping section is longer than that of the upper vertebral pedicle screw fixing section, the diameter of the upper vertebral pedicle screw spongy bone self-tapping section is smaller than that of the inner hole of the upper fixing cap, the length of the lower vertebral pedicle screw spongy bone self-tapping section is longer than that of the lower vertebral pedicle screw fixing section, the diameter of the lower vertebral pedicle screw spongy bone self-tapping section is smaller than that of the inner hole of the lower fixing cap, the length of the side articular process screw spongy bone self-tapping section is longer than that of the side articular process screw fixing section, and the diameter of the side articular process screw self-, the diameter of the spongy bone self-tapping section of the side articular process screw is smaller than that of the inner hole of the left oblique fixing cap, the screw guide cylinder comprises a positioning section screw guide cylinder and an installation section screw guide cylinder, the length of the installation section screw guide cylinder is larger than that of the positioning section screw guide cylinder, the diameter of the installation section screw guide cylinder is larger than that of the positioning section screw guide cylinder, an installation section screw guide cylinder internal thread is arranged on the inner hole of the installation section screw guide cylinder, a positioning section screw guide cylinder internal thread is arranged on the inner hole of the positioning section screw guide cylinder, an upper vertebral pedicle screw fixing external thread is matched with an upper fixing cap internal thread, a lower vertebral pedicle screw fixing external thread is matched with a lower fixing cap internal thread, a side articular process screw fixing external thread is matched with a left oblique fixing cap internal thread, an upper vertebral pedicle screw fixing external thread is matched with a, The lower pedicle screw fixing external thread and the side joint protruding screw fixing external thread are matched with the positioning section screw guide cylinder internal thread, the upper fixing cap external thread, the lower fixing cap external thread and the left side oblique fixing cap external thread are matched with the mounting section screw guide cylinder internal thread, the guide plate is provided with a guide plate upper through hole, a guide plate lower through hole and a guide plate left side oblique through hole, the upper pedicle screw spongy bone self-tapping section can pass through the guide plate upper through hole, the lower pedicle screw spongy bone self-tapping section can pass through the guide plate lower through hole, the side joint protruding screw spongy bone self-tapping section can pass through the guide plate left side oblique through hole, the guide plate comprises an upper guide plate, a left lower guide plate and a right lower guide plate, the upper guide plate, the left lower guide plate and the right lower guide plate are detachably connected, and the guide plate upper through hole is positioned at the connecting part among the upper guide, the lower through hole of the guide plate is positioned at the joint between the left lower guide plate and the right lower guide plate, the oblique through hole at the left side of the guide plate is positioned at the joint between the upper guide plate and the left lower guide plate, the bottom of the upper fixing cap is provided with an upper fixing cap convex ring, the bottom of the lower fixing cap is provided with a lower fixing cap convex ring, the upper through hole of the guide plate is provided with a guide plate upper through hole concave ring, the lower through hole of the guide plate is provided with a guide plate lower through hole concave ring, the upper fixing cap convex ring is matched with the guide plate upper through hole concave ring, the lower fixing cap convex ring is matched with the guide plate lower through hole concave ring, the left lower guide plate is provided with a first left lower guide plate hook and a second left lower guide plate hook, the right lower guide plate is provided with a right lower guide plate, a right lower guide plate clamping hole and a right lower guide plate dismounting hole, the upper guide plate is provided with a first upper guide plate clamping hole, a second upper guide plate, the first left lower guide plate hook is matched with the first upper guide plate clamping hole, the second left lower guide plate hook is matched with the right lower guide plate clamping hole, the right lower guide plate hook is matched with the second upper guide plate clamping hole, the right lower guide plate clamping hole is communicated with the right lower guide plate dismounting hole, the first upper guide plate clamping hole is communicated with the first upper guide plate dismounting hole, the second upper guide plate clamping hole is communicated with the second upper guide plate dismounting hole, a left locking device is arranged on the left sides of the upper guide plate and the left lower guide plate and comprises a left fixed locking head and a rotatable left locking buckle, the left fixed locking head is arranged on the left lower guide plate, the left locking head is arranged on the upper guide plate and is matched with the left locking buckle, a right locking device is arranged on the right sides of the upper guide plate and the right lower guide plate and comprises a right fixed locking head and a rotatable right locking buckle, the fixed tapered end in right side is installed on last baffle, left hasp is installed on right lower baffle, the fixed tapered end in right side cooperatees with right hasp, be equipped with downside locking device on the downside of left side lower baffle and right lower baffle, downside locking device includes the fixed tapered end of downside and rotatable lower hasp, the fixed tapered end of downside is installed on right lower baffle, left hasp is installed on left lower baffle, the fixed tapered end of downside cooperatees with lower hasp.
The invention provides a device for fixing the inner fixing device by combining the pedicle screw at one side and the acromiosis screw at the opposite side in a locking guide way, which has the beneficial effects that: when in use, the guide plate is placed on the body of a patient, the fitting degree of the guide plate is higher, the positioning is more accurate, the triangular fixing frame is arranged on the guide plate, the convex ring of the upper fixing cap on the triangular fixing frame is inserted into the concave ring of the upper through hole of the guide plate, the convex ring of the lower fixing cap on the triangular fixing frame is inserted into the concave ring of the lower through hole of the guide plate, the positioning of the triangular fixing frame can not generate displacement, when an upper pedicle screw is fixed on the lumbar vertebra, a screw guide cylinder is firstly arranged on the upper fixing cap, the screw guide cylinder realizes the fixation of the screw guide cylinder by matching the internal thread of the screw guide cylinder at the installation section with the external thread of the upper fixing cap, then the upper pedicle screw is arranged on the screw guide cylinder, the external thread for fixing the upper pedicle screw is matched with the internal thread of the screw guide cylinder, the accuracy is greatly improved, the error arrangement is avoided, the injury of spinal cord, nerve roots and the like is avoided, after an upper pedicle screw is screwed to the bottom quickly, the fixing external thread of the upper pedicle screw is separated from the internal thread of a screw guide cylinder at a positioning section and is matched with the internal thread of an upper fixing cap, the pedicle screw is fixedly arranged on a triangular fixing frame, finally the screw guide cylinder is detached from the upper fixing cap, and the pedicle screw and a lateral articular process screw are fixed in the same way, so that the deviation is avoided during screwing in and fixing, the accuracy is greatly improved, the error arrangement is avoided, an upper pedicle screw countersunk head inner hexagonal hole, a lower pedicle screw countersunk head inner hexagonal hole and a lateral articular process screw countersunk head inner hexagonal hole are arranged, the installation is more convenient, a left side locking device, a right side locking device and a lower side locking device are arranged, and the upper guide plate, the left lower guide plate and the right lower guide plate are, the whole body of the guide plate is more stable,
when the upper pedicle screw, the lower pedicle screw and the lateral zygopophysis screw are all arranged on the triangular fixing frame, the guide plate is disassembled, the left side locking device, the right side locking device and the lower side locking device are unlocked firstly during disassembly, the thin needle is inserted from the first upper guide plate disassembly hole to jack the first left lower guide plate hook open, so that the first left lower guide plate hook is unlocked with the first upper guide plate clamping hole, the thin needle is inserted from the second upper guide plate disassembly hole to jack the right lower guide plate hook open, so that the right lower guide plate hook is unlocked with the second upper guide plate clamping hole, the thin needle is inserted from the right lower guide plate disassembly hole to jack the second left lower guide plate hook open, so that the second left lower guide plate is unlocked with the right lower guide plate clamping hole, the guide plate is divided into the upper guide plate, the left lower guide plate and the right lower guide plate, and positioning can be realized, and the guide plate can be prevented from remaining in the body of a patient to influence on body health,
it should also be noted that the upper and lower fixation and the lateral fixation can be realized only by peeling one side muscle of the human body, the upper and lower fixation can be realized by the upper pedicle screw and the lower pedicle screw, the lateral fixation can be realized by one lateral side-entering articular process screw, and the upper pedicle screw, the lower pedicle screw and the lateral articular process screw are connected and fixed by the triangular fixing frame to form a triangular stable fixation relation, so that the purpose of firm fixation is achieved, the minimally invasive surgery is realized, the pain born by the patient is greatly reduced, and the surgery efficiency is greatly improved.
Further including last reinforcement nut, consolidate nut and side reinforcement nut down, go up reinforcement nut with, go up reinforcement nut, all be equipped with the hexagon socket in the countersunk head on reinforcement nut and the side reinforcement nut down, it cooperatees with last locking nut to go up reinforcement nut, it cooperatees with lower locking nut to consolidate the nut down, the side is consolidated the nut and is cooperateed with left side slant locking nut for install respectively on last locking nut, locking nut and left side slant locking nut down and consolidate the nut back strength higher with the side.
Furthermore, the upper arc-shaped folded patch and the lower arc-shaped folded patch are arranged on the guide plate, so that the fitting degree of the guide plate is higher, and the positioning effect is better.
Further go up horizontal spliced pole including square horizontal spliced pole and the horizontal spliced pole on the semicircle, the top fixed connection of the bottom of the horizontal spliced pole on the semicircle and square horizontal spliced pole on, vertical spliced pole includes vertical spliced pole under square vertical spliced pole and the semicircle, the bottom of vertical spliced pole and the top fixed connection of the vertical spliced pole under the semicircle, the slant spliced pole in left side includes square left side slant spliced pole and the vertical spliced pole under the semicircle, the bottom of the slant spliced pole in semicircle left side and the top fixed connection of square left side slant spliced pole, this kind of structure makes the bulk strength of triangle-shaped mount higher.
The invention is further described with reference to the following figures and detailed description.
Drawings
FIG. 1 is one of the schematic structural views of superior pedicle screws, inferior pedicle screws, lateral zygapophysis screws, triangular fixation brackets and guide plates provided by the present invention;
FIG. 2 is a second schematic structural view of the superior pedicle screw, inferior pedicle screw, lateral zygopophysis screw, triangular fixation frame and guide plate provided by the present invention;
FIG. 3 is one of the schematic structural views of the superior pedicle screw, inferior pedicle screw, lateral zygapophysis screw, triangular fixation bracket, screw guide cylinder and guide plate provided by the present invention;
FIG. 4 is a second schematic structural view of the superior pedicle screw, inferior pedicle screw, lateral zygapophysis screw, triangular fixation bracket, screw guide cylinder and guide plate provided by the present invention;
FIG. 5 is a schematic structural view of an upper pedicle screw, a lower pedicle screw, a lateral zygapophysis screw, a triangular fixation frame, an upper reinforcement nut, a lower reinforcement nut, and a lateral reinforcement nut provided in the present invention;
FIG. 6 is a schematic structural view of a triangular fixing frame according to the present invention;
FIG. 7 is a second schematic structural view of a triangular fixing frame provided in the present invention;
FIG. 8 is one of the schematic structural views of a guide plate provided by the present invention;
FIG. 9 is a second schematic view of the structure of the guide plate provided by the present invention;
FIG. 10 is a schematic structural view of a screw guide cylinder provided in the present invention;
FIG. 11 is a second schematic structural view of a screw guide cylinder provided in the present invention;
FIG. 12 is a schematic structural view of a superior pedicle screw provided in accordance with the invention;
FIG. 13 is a schematic view of the lower pedicle screw provided by the invention;
FIG. 14 is a schematic view of a lateral zygapophyseal screw of the present invention.
Detailed Description
As shown in fig. 1 to 14, an embodiment of a locking and guiding internal fixation device for a pedicle screw at one side and a convex joint screw at the opposite side provided by the invention comprises an upper pedicle screw 1, a lower pedicle screw 2, a convex joint screw 3, a triangular fixation frame 4, a screw guide cylinder 5 and a guide plate 6, wherein the triangular fixation frame 4 comprises an upper fixation cap 7, a lower fixation cap 8, a left oblique fixation cap 9, an upper transverse connection column 10, a lower vertical connection column 11 and a left oblique connection column 12, the upper fixation cap 7, the lower fixation cap 8 and the left oblique fixation cap 9 are distributed in a triangular shape, the left end of the upper transverse connection column 10 is fixedly connected with the left oblique fixation cap 9, the right end of the upper transverse connection column 10 is fixedly connected with the upper fixation cap 7, the upper end of the lower vertical connection column 11 is fixedly connected with the upper fixation cap 7, and the lower end of the lower vertical connection column 11 is fixedly connected with the lower fixation cap 8, the lower end of the left oblique connecting column 12 is fixedly connected with a lower fixing cap 8, the upper end of the left oblique connecting column 12 is fixedly connected with a left oblique fixing cap 9, the outer ring of the upper fixing cap 7 is provided with an upper fixing cap external thread 13, the inner hole of the upper fixing cap 7 is provided with an upper fixing cap internal thread 14, the outer ring of the lower fixing cap 8 is provided with a lower fixing cap external thread 15, the inner hole of the lower fixing cap 8 is provided with a lower fixing cap internal thread 16, the outer ring of the left oblique fixing cap 9 is provided with a left oblique fixing cap external thread 17, the inner hole of the left oblique fixing cap 9 is provided with a left oblique fixing cap internal thread 18, the upper pedicle screw 1 comprises an upper pedicle screw spongy bone self-tapping section 19 and an upper pedicle screw fixing section 20, the top of the upper pedicle screw fixing section 20 is provided with an upper pedicle screw countersunk head internal hexagonal, an upper vertebral pedicle screw self-tapping external thread 22 is arranged on the upper vertebral pedicle screw spongy bone self-tapping section 19, an upper vertebral pedicle screw fixing external thread 23 is arranged on the upper vertebral pedicle screw fixing section 20, the upper vertebral pedicle screw fixing external thread 23 is matched with the upper fixing cap internal thread 14, the lower vertebral pedicle screw 2 comprises a lower vertebral pedicle screw spongy bone self-tapping section 24 and a lower vertebral pedicle screw fixing section 25, a lower vertebral pedicle screw countersunk head internal hexagonal hole 26 is arranged at the top of the lower vertebral pedicle screw fixing section 25, a lower vertebral pedicle screw self-tapping external thread 27 is arranged on the lower vertebral pedicle screw spongy bone self-tapping section 24, a lower vertebral pedicle screw fixing external thread 28 is arranged on the lower vertebral pedicle screw fixing section 25, the lower vertebral pedicle screw fixing external thread 28 is matched with the lower fixing cap internal thread 16, the lateral articular process screw 3 comprises a lateral articular process screw spongy bone self-tapping section 29 and a, a side zygopophysis screw countersunk head inner hexagonal hole 31 is arranged at the top of the side zygopophysis screw fixing section 30, a side zygopophysis screw self-tapping external thread 32 is arranged on the side zygopophysis screw self-tapping section 29, a side zygopophysis screw fixing external thread 33 is arranged on the side zygopophysis screw fixing section 30, the side zygopophysis screw fixing external thread 33 is matched with the left oblique fixing cap internal thread 18, the length of the upper vertebral pedicle screw spongy bone self-tapping section 19 is longer than that of the upper vertebral pedicle screw fixing section 20, the diameter of the upper vertebral pedicle screw spongy bone self-tapping section 19 is smaller than that of the inner hole of the upper fixing cap 7, the length of the lower vertebral pedicle screw spongy bone self-tapping section 24 is longer than that of the lower vertebral pedicle screw fixing section 25, and the diameter of the lower vertebral, the diameter of the spongy bone self-tapping section 24 of the lower pedicle screw is smaller than the diameter of the inner hole of the lower fixing cap 8, the length of the spongy bone self-tapping section 29 of the side articular process screw is larger than the length of the spongy bone fixing section 30 of the side articular process screw, the diameter of the spongy bone self-tapping section 29 of the side articular process screw is smaller than the diameter of the inner hole of the inclined left fixing cap 9, the screw guide cylinder 5 comprises a positioning section screw guide cylinder 34 and an installation section screw guide cylinder 35, the length of the installation section screw guide cylinder 35 is larger than the length of the positioning section screw guide cylinder 34, the diameter of the installation section screw guide cylinder 35 is larger than the diameter of the positioning section screw guide cylinder 34, an installation section screw guide cylinder internal thread 36 is arranged on the inner hole of the installation section screw guide cylinder 35, and a positioning section screw guide cylinder internal thread 37 is arranged on the inner hole of the positioning section screw guide cylinder 34, the upper pedicle screw fixing external thread 23 is matched with the upper fixing cap internal thread 14, the lower pedicle screw fixing external thread 28 is matched with the lower fixing cap internal thread 16, the lateral articular process screw fixing external thread 33 is matched with the left oblique fixing cap internal thread 18, the upper pedicle screw fixing external thread 23, the lower pedicle screw fixing external thread 28 and the lateral articular process screw fixing external thread 33 are all matched with the positioning section screw guide cylinder internal thread 37, the upper fixing cap external thread 23, the lower fixing cap external thread 28 and the left oblique fixing cap external thread 33 are all matched with the mounting section screw guide cylinder internal thread 36, the guide plate 6 is provided with a guide plate upper through hole 38, a guide plate lower through hole 39 and a guide plate left oblique through hole 40, the upper pedicle screw spongy bone self-tapping section 19 can pass through the guide plate upper through hole 38, and the lower pedicle screw spongy bone self-tapping section 24 can pass through the guide plate lower through hole 39, the cancellous bone self-tapping section 29 of the side articular process screw can pass through the guide plate left side oblique through hole 40, the guide plate 6 comprises an upper guide plate 41, a left lower guide plate 42 and a right lower guide plate 43, the upper guide plate 41, the left lower guide plate 42 and the right lower guide plate 43 are detachably connected, the guide plate upper through hole 38 is positioned at the joint between the upper guide plate 41, the left lower guide plate 42 and the right lower guide plate 43, the guide plate lower through hole 39 is positioned at the joint between the left lower guide plate 42 and the right lower guide plate 43, the guide plate left side oblique through hole 40 is positioned at the joint between the upper guide plate 41 and the left lower guide plate 42, the bottom of the upper fixing cap 7 is provided with an upper fixing cap convex ring 44, the bottom of the lower fixing cap 8 is provided with a lower fixing cap convex ring 45, the guide plate upper through hole 38 is provided with a guide plate upper through hole concave ring 46, the guide plate lower through hole 39 is provided with a guide, the upper fixing cap convex ring 44 is matched with 46 of the guide plate upper through hole concave ring, the lower fixing cap convex ring 45 is matched with 47 of the guide plate lower through hole concave ring, the left lower guide plate 42 is provided with a first left lower guide plate hook 48 and a second left lower guide plate hook 49, the right lower guide plate 43 is provided with a right lower guide plate hook 50, a right lower guide plate hook hole 51 and a right lower guide plate disassembly hole 52, the upper guide plate 41 is provided with a first upper guide plate hook hole 53, a second upper guide plate hook hole 54, a first upper guide plate disassembly hole 55 and a second upper guide plate disassembly hole 56, the first left lower guide plate hook 48 is matched with the first upper guide plate hook hole 53, the second left lower guide plate hook 49 is matched with the right lower guide plate hook hole 51, the right lower guide plate hook 50 is matched with the second upper guide plate hook hole 54, the right lower guide plate hook hole 51 is communicated with the right lower disassembly plate hole 52, the first upper guide plate hook hole 53 is communicated with the first upper disassembly hole 55, the second upper guide plate clamping hole 54 is communicated with the second upper guide plate detaching hole 56, a left locking device a1 is arranged on the left sides of the upper guide plate 41 and the left lower guide plate 42, the left locking device a1 comprises a left fixed locking head a11 and a rotatable left locking head a12, the left fixed locking head a11 is arranged on the left lower guide plate 42, the left locking head a12 is arranged on the upper guide plate 41, the left fixed locking head a11 is matched with the left locking head a12, a right locking device a2 is arranged on the right sides of the upper guide plate 41 and the right lower guide plate 43, the right locking device a2 comprises a right fixed locking head a21 and a rotatable right locking head a22, the right fixed locking head a21 is arranged on the upper guide plate 41, the left locking head a22 is arranged on the right lower guide plate 43, the right fixed locking head a21 is matched with the right locking head a22, and a3 is arranged on the lower sides of the left lower guide plate 42 and the right lower guide plate 43, the lower locking device a3 comprises a lower fixed locking head a31 and a rotatable lower locking head a32, the lower fixed locking head a31 is mounted on the right lower guide plate 43, the left locking head a32 is mounted on the left lower guide plate 42, the lower fixed locking head a31 is matched with the lower locking head a32, when the upper guide plate 41, the left lower guide plate 42 and the right lower guide plate 43 are connected into a whole, the left locking head a12 is locked on the left fixed locking head a11, the right locking a22 is locked on the right fixed locking head a21, the lower locking a32 is locked on the lower fixed locking head a31, when the upper guide plate 41, the left lower guide plate 42 and the right lower guide plate 43 are disassembled, the left locking head a12, the right locking head a22 and the lower locking a32 are separated, so that the left locking head a12 is separated from the left fixed locking head a11, the right locking head a22 is separated from the right fixed locking head a21, and the lower locking head a32 is separated from the lower fixed.
Including last reinforcement nut 57, lower reinforcement nut 58 and side reinforcement nut 59, all be equipped with hexagon socket in the countersunk head on last reinforcement nut 57, lower reinforcement nut 58 and the side reinforcement nut 59, it cooperatees with last locking nut 7 to go up reinforcement nut 57, it cooperatees with lower locking nut 8 to consolidate nut 58 down, side reinforcement nut 59 cooperatees with left side slant locking nut 9.
The guide plate 6 is provided with an upper arc-shaped folded patch 60 and a lower arc-shaped folded patch 61, the upper transverse connecting column 10 comprises a square upper transverse connecting column 62 and a semicircular upper transverse connecting column 63, the bottom of the semicircular upper transverse connecting column 63 is fixedly connected with the top of the square upper transverse connecting column 62, the lower vertical connecting column 11 comprises a square lower vertical connecting column 64 and a semicircular lower vertical connecting column 65, the bottom of the semicircular lower vertical connecting column 65 is fixedly connected with the top of the square lower vertical connecting column 64, the left oblique connecting column 12 comprises a square left oblique connecting column 66 and a semicircular lower vertical connecting column 67, and the bottom of the semicircular left oblique connecting column 67 is fixedly connected with the top of the square left oblique connecting column 66.
As required, detailed embodiments of the present invention are disclosed herein, but it is to be understood that the disclosed embodiments are merely exemplary of the invention that may be embodied in various and alternative forms. The figures are not necessarily to scale. Therefore, specific structural and functional details disclosed herein are not to be interpreted as limiting, but merely as a representative basis for teaching one skilled in the art to variously employ the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Claims (5)
1. One side pedicle of vertebral arch screw unites the leading internal fixation device of contralateral articular process screw locking, its characterized in that: comprises an upper pedicle screw (1), a lower pedicle screw (2), a lateral articular process screw (3), a triangular fixing frame (4), a screw guide cylinder (5) and a guide plate (6), wherein the triangular fixing frame (4) comprises an upper fixing cap (7), a lower fixing cap (8), a left oblique fixing cap (9), an upper transverse connecting column (10), a lower vertical connecting column (11) and a left oblique connecting column (12), the upper fixing cap (7), the lower fixing cap (8) and the left oblique fixing cap (9) are distributed in a triangular manner, the left end of the upper transverse connecting column (10) is fixedly connected with the left oblique fixing cap (9), the right end of the upper transverse connecting column (10) is fixedly connected with the upper fixing cap (7), the upper end of the lower vertical connecting column (11) is fixedly connected with the upper fixing cap (7), and the lower end of the lower vertical connecting column (11) is fixedly connected with the lower fixing cap (8), the lower end of the left oblique connecting column (12) is fixedly connected with the lower fixing cap (8), the upper end of the left oblique connecting column (12) is fixedly connected with the left oblique fixing cap (9), the outer ring of the upper fixing cap (7) is provided with an upper fixing cap external thread (13), the inner hole of the upper fixing cap (7) is provided with an upper fixing cap internal thread (14), the outer ring of the lower fixing cap (8) is provided with a lower fixing cap external thread (15), the inner hole of the lower fixing cap (8) is provided with a lower fixing cap internal thread (16), the outer ring of the left oblique fixing cap (9) is provided with a left oblique fixing cap external thread (17), the inner hole of the left oblique fixing cap (9) is provided with a left oblique fixing cap internal thread (18), the upper pedicle screw (1) comprises an upper pedicle screw spongy bone self-tapping section (19) and an upper pedicle screw fixing section (20), an upper pedicle screw countersunk head inner hexagonal hole (21) is arranged at the top of the upper pedicle screw fixing section (20), an upper pedicle screw self-tapping external thread (22) is arranged on the upper pedicle screw spongy bone self-tapping section (19), an upper pedicle screw fixing external thread (23) is arranged on the upper pedicle screw fixing section (20), the upper pedicle screw fixing external thread (23) is matched with the upper fixing cap internal thread (14), the lower pedicle screw (2) comprises a lower pedicle screw spongy bone self-tapping section (24) and a lower pedicle screw fixing section (25), a lower pedicle screw countersunk head inner hexagonal hole (26) is arranged at the top of the lower pedicle screw fixing section (25), a lower pedicle screw self-tapping external thread (27) is arranged on the lower pedicle screw spongy bone self-tapping section (24), and a lower pedicle screw fixing external thread (28) is arranged on the lower pedicle screw fixing section (25), the lower pedicle screw fixing external thread (28) is matched with the lower fixing cap internal thread (16), the side articular process screw (3) comprises a side articular process screw spongy bone self-tapping section (29) and a side articular process screw fixing section (30), a side articular process screw countersunk head internal hexagonal hole (31) is arranged at the top of the side articular process screw fixing section (30), a side articular process screw self-tapping external thread (32) is arranged on the side articular process screw spongy bone self-tapping section (29), a side articular process screw fixing external thread (33) is arranged on the side articular process screw fixing section (30), the side articular process screw fixing external thread (33) is matched with the left oblique fixing cap internal thread (18), the length of the upper pedicle screw spongy bone self-tapping section (19) is greater than that of the upper pedicle screw fixing section (20), and the diameter of the upper pedicle screw spongy bone self-tapping section (19) is smaller than that of the upper pedicle screw fixing section (20), the diameter of the upper vertebral pedicle screw spongy bone self-tapping section (19) is smaller than that of an inner hole of the upper fixing cap (7), the length of the lower vertebral pedicle screw spongy bone self-tapping section (24) is larger than that of the lower vertebral pedicle screw fixing section (25), the diameter of the lower vertebral pedicle screw spongy bone self-tapping section (24) is smaller than that of an inner hole of the lower fixing cap (8), the length of the side articular process screw spongy bone self-tapping section (29) is larger than that of the side articular process screw fixing section (30), the diameter of the side articular process screw spongy bone self-tapping section (29) is smaller than that of the side articular process screw fixing section (30), and the diameter of the side articular process screw spongy bone self-tapping section (29) is smaller than that of an inner hole of the left inclined fixing cap (9), the screw guide cylinder (5) comprises a positioning section screw guide cylinder (34) and an installation section screw guide cylinder (35), the length of the installation section screw guide cylinder (35) is greater than that of the positioning section screw guide cylinder (34), the diameter of the installation section screw guide cylinder (35) is greater than that of the positioning section screw guide cylinder (34), an installation section screw guide cylinder internal thread (36) is arranged on an inner hole of the installation section screw guide cylinder (35), a positioning section screw guide cylinder internal thread (37) is arranged on an inner hole of the positioning section screw guide cylinder (34), an upper pedicle screw fixing external thread (23) is matched with an upper fixing cap internal thread (14), a lower pedicle screw fixing external thread (28) is matched with a lower fixing cap internal thread (16), a side joint protruding screw fixing external thread (33) is matched with a left side oblique fixing cap internal thread (18), go up pedicle screw fixation external screw thread (23), pedicle screw fixation external screw thread (28) and side joint process screw fixation external screw thread (33) all with positioning section screw guide cylinder internal thread (37) phase-match down, go up fixation cap external screw thread (23), down fixation cap external screw thread (28) and left side slant fixation cap external screw thread (33) all with installation section screw guide cylinder internal thread (36) phase-match, be equipped with through-hole (38) under guide plate on guide plate (6), guide plate lower through-hole (39) and guide plate left side slant through-hole (40), go up pedicle screw spongy bone self-tapping section (19) and can pass through-hole (38) on the guide plate, guide plate lower through-hole (39) can be passed in pedicle screw spongy bone self-tapping section (24) down, guide plate left side slant through-hole (40) can be passed in side joint process screw spongy bone self-tapping section (29), guide plate (6) include guide plate (41, A left lower guide plate (42) and a right lower guide plate (43), the upper guide plate (41), the left lower guide plate (42) and the right lower guide plate (43) are detachably connected, the guide plate upper through hole (38) is positioned at the joint between the upper guide plate (41), the left lower guide plate (42) and the right lower guide plate (43), the guide plate lower through hole (39) is positioned at the joint between the left lower guide plate (42) and the right lower guide plate (43), the guide plate left side oblique through hole (40) is positioned at the joint between the upper guide plate (41) and the left lower guide plate (42), the bottom of the upper fixing cap (7) is provided with an upper fixing cap convex ring (44), the bottom of the lower fixing cap (8) is provided with a lower fixing cap convex ring (45), the guide plate upper through hole (38) is provided with a guide plate upper through hole concave ring (46), the guide plate lower through hole (39) is provided with a guide plate lower through hole concave ring (47), the upper fixing cap convex ring (44) is matched with the guide plate upper through hole concave ring (46), the lower fixing cap convex ring (45) is matched with the guide plate lower through hole concave ring (47), the left lower guide plate (42) is provided with a first left lower guide plate hook (48) and a second left lower guide plate hook (49), the right lower guide plate (43) is provided with a right lower guide plate hook (50), a right lower guide plate hook hole (51) and a right lower guide plate dismounting hole (52), the upper guide plate (41) is provided with a first upper guide plate hook hole (53), a second upper guide plate hook hole (54), a first upper guide plate dismounting hole (55) and a second upper dismounting hole (56), the first left lower guide plate hook (48) is matched with the first upper guide plate hook hole (53), the second left lower guide plate (49) is matched with the right lower guide plate hook hole (51), and the right lower guide plate (50) is matched with the second upper guide plate hook hole (54), the right lower guide plate clamping hole (51) is communicated with the right lower guide plate dismounting hole (52), the first upper guide plate clamping hole (53) is communicated with the first upper guide plate dismounting hole (55), the second upper guide plate clamping hole (54) is communicated with the second upper guide plate dismounting hole (56), the left sides of the upper guide plate (41) and the left lower guide plate (42) are provided with a left locking device (a1), the left locking device (a1) comprises a left fixed locking head (a11) and a rotatable left locking buckle (a12), the left fixed locking head (a11) is arranged on the left lower guide plate (42), the left locking head (a12) is arranged on the upper guide plate (41), the left fixed locking head (a11) is matched with the left locking buckle (a12), the right sides of the upper guide plate (41) and the right lower guide plate (43) are provided with a2), and the right locking device (a2) comprises a right fixed locking head (a21) and a rotatable right locking head (22 a22), the right fixed lock head (a21) is arranged on the upper guide plate (41), the left lock catch (a22) is arranged on the right lower guide plate (43), the right fixed lock head (a21) is matched with the right lock catch (a22),
be equipped with downside locking device (a3) on the downside of left side lower baffle (42) and right lower baffle (43), downside locking device (a3) is including the fixed tapered end of downside (a31) and rotatable lower hasp (a32), the fixed tapered end of downside (a31) is installed on right lower baffle (43), left hasp (a32) is installed on left lower baffle (42), the fixed tapered end of downside (a31) cooperatees with lower hasp (a 32).
2. The one-sided pedicle screw in combination with the contralateral zygapophyseal screw locking pilot internal fixation device of claim 1, wherein: including last reinforcement nut (57), lower reinforcement nut (58) and side reinforcement nut (59), all be equipped with hexagon socket in the countersunk head on last reinforcement nut (57), lower reinforcement nut (58) and side reinforcement nut (59), it cooperatees with last locking nut (7) to go up reinforcement nut (57), it cooperatees with lower locking nut (8) to consolidate nut (58) down, side reinforcement nut (59) cooperate with left side slant locking nut (9).
3. The one-sided pedicle screw in combination with the contralateral articular process screw locking pilot internal fixation device as claimed in claim 1 or 2, wherein: the guide plate (6) is provided with an upper arc-shaped folded patch (60) and a lower arc-shaped folded patch (61).
4. The one-sided pedicle screw in combination with the contralateral articular process screw locking pilot internal fixation device as claimed in claim 1 or 2, wherein: the upper transverse connecting column (10) comprises a square upper transverse connecting column (62) and a semicircular upper transverse connecting column (63), the bottom of the semicircular upper transverse connecting column (63) is fixedly connected with the top of the square upper transverse connecting column (62), the lower vertical connecting column (11) comprises a square lower vertical connecting column (64) and a semicircular lower vertical connecting column (65), the bottom of the semicircular lower vertical connecting column (65) is fixedly connected with the top of the square lower vertical connecting column (64), the left oblique connecting column (12) comprises a square left oblique connecting column (66) and a semicircular lower vertical connecting column (67), and the bottom of the semicircular left oblique connecting column (67) is fixedly connected with the top of the square left oblique connecting column (66).
5. The one-sided pedicle screw in combination with the contralateral zygapophyseal screw locking pilot internal fixation device of claim 3, wherein: the upper transverse connecting column (10) comprises a square upper transverse connecting column (62) and a semicircular upper transverse connecting column (63), the bottom of the semicircular upper transverse connecting column (63) is fixedly connected with the top of the square upper transverse connecting column (62), the lower vertical connecting column (11) comprises a square lower vertical connecting column (64) and a semicircular lower vertical connecting column (65), the bottom of the semicircular lower vertical connecting column (65) is fixedly connected with the top of the square lower vertical connecting column (64), the left oblique connecting column (12) comprises a square left oblique connecting column (66) and a semicircular lower vertical connecting column (67), and the bottom of the semicircular left oblique connecting column (67) is fixedly connected with the top of the square left oblique connecting column (66).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611021433.0A CN106377309B (en) | 2016-11-15 | 2016-11-15 | One-side vertebral pedicle screw and opposite-side articular process screw locking guide inner fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611021433.0A CN106377309B (en) | 2016-11-15 | 2016-11-15 | One-side vertebral pedicle screw and opposite-side articular process screw locking guide inner fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106377309A CN106377309A (en) | 2017-02-08 |
| CN106377309B true CN106377309B (en) | 2020-03-20 |
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ID=57959033
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611021433.0A Expired - Fee Related CN106377309B (en) | 2016-11-15 | 2016-11-15 | One-side vertebral pedicle screw and opposite-side articular process screw locking guide inner fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106377309B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7771433B2 (en) * | 2004-12-14 | 2010-08-10 | Depuy Products, Inc. | Bone fracture fixation plate shaping system |
| US9668759B2 (en) * | 2007-07-11 | 2017-06-06 | Orthohelix Surgical Designs, Inc. | Surgical drill guide having keyway for axial alignment of a fastener for use for an orthopedic plate |
| EP2194890A1 (en) * | 2007-09-13 | 2010-06-16 | Transcorp, Inc. | Transcorporeal spinal decompression and repair system and related method |
| US8702717B2 (en) * | 2009-07-31 | 2014-04-22 | Zimmer Gmbh | Glenoid alignment tool |
| US10045802B2 (en) * | 2012-10-15 | 2018-08-14 | Dynamic Spine, Llc | Orthopaedic device |
| US9301858B2 (en) * | 2013-02-21 | 2016-04-05 | The Cleveland Clinic Foundation | Apparatus and method for aiding visualization and/or placing a landmark during a surgical procedure |
| CN206729964U (en) * | 2016-11-15 | 2017-12-12 | 温州医科大学附属第二医院 | Side pedicle screw joint offside interarticular screw locking is oriented to inner fixing device |
-
2016
- 2016-11-15 CN CN201611021433.0A patent/CN106377309B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN106377309A (en) | 2017-02-08 |
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Effective date of registration: 20230201 Address after: 325000 Room 1025, 1026, 2026, Life Health Town Innovation Center (Building A), Sanyang Street, Ouhai District, Wenzhou City, Zhejiang Province Patentee after: WENZHOU JOYE 3D TECHNOLOGY Co.,Ltd. Address before: 325000 No. 109 College West Road, Zhejiang, Wenzhou Patentee before: THE SECOND HOSPITAL AFFILIATED TO WENZHOU MEDICAL College |
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