CN111938736A - A surgical ligature tape device - Google Patents

Abstract

The invention discloses a surgical ligature thread device, which comprises a handle casing and a plurality of wire core bodies, wherein the handle casing is slidably arranged with a plurality of wire core bodies, and one end side wall of the handle casing is provided with an adjustment opening. The other end of the handle casing is provided with an end opening for the wire core body to extend; the wire core body includes a wire core casing, a switch and a wire, one end of the wire core casing is provided with a switch, and the switch extends through the adjustment opening, The wire is arranged inside the wire core housing, the other end of the wire extends out of the wire core housing, and the inner side wall of the wire core housing is provided with a cutting device for cutting the wire; when in use, push the corresponding switch, and the wire core body opens from the end. The hole is stretched out, the wire is pulled to the specified length for ligation, and the wire is pulled toward the cutting device to cut the wire. The technical effect achieved is: shortening the operation time, which plays a major role in reducing the workload of medical care, shortening the operation time of the patient, and reducing the consumption of the patient during the operation to a certain extent.

Description

A surgical ligature tape device

technical field

The invention relates to the technical field of medical devices, in particular to a surgical ligature tape device.

Background technique

In the prior art, forceps are used to clamp the wire around the clamped blood vessel, and the tail of the wire is loosened to ligate the blood vessel to stop bleeding. The hemostatic forceps are used to ligate the blood vessel with the wire. The equipment nurses work in the link, and the delivery takes a certain amount of time. The disadvantages of the existing technology are: the workload of the nurses is large, the operation efficiency is low, the operation time is long, the medical and nursing workload is large, and the patient's operation consumes a lot, which is not conducive to the patient's health. recovery.

SUMMARY OF THE INVENTION

Therefore, the present invention provides a surgical ligation wire device to solve the problem of complicated operation of blood vessel ligation with a hemostatic forceps wire in the prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

According to a first aspect of the present invention, a surgical ligature wire device includes a handle housing and a plurality of wire core bodies, wherein a plurality of the wire core bodies are slidably arranged in the handle housing, and the handle housing has a plurality of wire core bodies. One end side wall is provided with an adjustment opening, and the other end of the handle housing is provided with an end opening for the wire core body to extend; the wire core body includes a wire core housing, a switch and a wire, so One end of the core casing is provided with the switch, the switch extends out of the adjustment opening, the wire is arranged inside the core casing, and the other end of the wire extends out of the core casing A cutting device for cutting the wire is provided on the inner side wall of the wire core housing; when in use, push the corresponding switch, the wire core body extends from the end opening, and pulls The wire is ligated to a specified length, and the wire is pulled toward the cutting device to cut the wire.

Further, a tapered portion is provided at one end of the handle housing away from the adjustment opening, and the end opening is provided on the smaller end face of the tapered portion.

Further, the cutting device is an annular blade, the annular blade is arranged on the inner side wall of the core casing, and the distance between the surface of the annular blade and the end face of the outlet edge of the core casing is 0.5 cm.

Further, a plurality of blade notches are provided on the inner side of the annular blade, and a plurality of the blade notches are arranged on the annular blade in a circular and equally spaced array around the centerline of the annular blade, and the blade notches are provided with a notch for cutting. The cutting edge of the thread.

Further, a winding column is also included, the winding column is coaxially arranged inside the wire core shell, and the wire is spirally wound on the winding column.

Further, it also includes a limiting portion, the limiting portion is arranged on the inner side wall of the handle housing, a semicircular notch is opened on the limiting portion, and the axis of the semicircular notch is along the The length direction of the handle casing extends, and the outer side wall of the wire core casing is slidably connected in the semicircular notch.

Further, it also includes a return spring, the return spring is sleeved on the outer peripheral side of the wire core housing, one end of the return spring is in contact with the switch, and the other end of the return spring is in contact with the switch. at the lower edge of the adjustment opening.

Further, the handle housing includes an inner tube section and an outer tube section, the inner tube section is slidably arranged in the outer tube section, and the adjustment opening is arranged on the inner tube section.

Further, the outer side of the inner pipe section is provided with an outer thread, the inner side wall of the outer pipe section is provided with an inner thread, and the inner pipe section is threadedly connected in the outer pipe section.

Further, a locking nut is also included, and a plurality of strip-shaped grooves are opened on the outer side wall of one end of the outer pipe section connected to the inner pipe section, and the strip-shaped grooves extend along the generatrix direction of the outer side wall of the outer pipe section, so The lock nut locks the outer tube section in the designated position of the inner tube section.

The invention has the following advantages: through the ligation wire device for operation of the invention, not only a certain workload of nurses can be reduced, but also the time for transferring the ligature wire can be omitted, the operation efficiency is improved, the operation time is shortened, and the workload of medical care is reduced. Plays a major role; shortens the operation time of patients, reduces the consumption of patients during operation to a certain extent, and helps to recover faster after surgery; the silk thread is in the sterile organ cavity, reducing air exposure and ensuring aseptic and tumor-free operation. specification.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that are required to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only exemplary, and for those of ordinary skill in the art, other implementation drawings can also be obtained according to the extension of the drawings provided without creative efforts.

The structures, proportions, sizes, etc. shown in this specification are only used to cooperate with the contents disclosed in the specification, so as to be understood and read by those who are familiar with the technology, and are not used to limit the conditions for the implementation of the present invention, so there is no technical The substantive meaning above, any modification of the structure, the change of the proportional relationship or the adjustment of the size should still fall within the technical content disclosed in the present invention without affecting the effect and the purpose that the present invention can produce. within the range that can be covered.

FIG. 1 is a structural diagram of a closed state of a surgical ligature tape device provided by some embodiments of the present invention.

FIG. 2 is a structural diagram of an open state of a surgical ligature tape device provided by some embodiments of the present invention.

FIG. 3 is a structural diagram of a wire core of a surgical ligature tape device according to some embodiments of the present invention.

FIG. 4 is a structural diagram of a wire core of a surgical ligature tape device according to some embodiments of the present invention.

FIG. 5 is a partial structural diagram of a wire core of a surgical ligature tape device according to some embodiments of the present invention.

FIG. 6 is a cross-sectional view of a wire core of a surgical ligature tape device according to some embodiments of the present invention.

FIG. 7 is a cross-sectional view of a wire core of a surgical ligature tape device according to some embodiments of the present invention.

FIG. 8 is a cross-sectional view of a handle housing of a surgical ligature tape device according to some embodiments of the present invention.

FIG. 9 is a structural diagram of a surgical ligature tape device provided by other embodiments of the present invention.

FIG. 10 is a structural diagram of a surgical ligature tape device according to further embodiments of the present invention.

FIG. 11 is a structural diagram of a surgical ligature tape device according to further embodiments of the present invention.

In the figure: 1. Handle housing, 2. Adjustment opening, 3. Switch, 4. Core housing, 5. Silk thread, 6. Tapered part, 7. End opening, 8. Winding column, 9. Ring-shaped blade, 10, blade notch, 11, limiter, 12, inner pipe section, 13, outer pipe section, 14, lock nut, 15, return spring.

Detailed ways

The embodiments of the present invention are described below by specific specific embodiments. Those who are familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are part of the present invention. , not all examples. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1

As shown in FIG. 1 and FIG. 2 , a surgical ligature tape device in this embodiment includes a handle housing 1 and a plurality of wire cores, and a plurality of wire cores are slidably arranged in the handle housing 1. The handle One end side wall of the housing 1 is provided with an adjustment opening 2, and the other end of the handle housing 1 is provided with an end opening 7 for the wire core body to extend; the wire core body includes a wire core housing 4, a switch 3 and Wire 5, one end of the wire core casing 4 is provided with a switch 3, the switch 3 extends out of the adjustment opening 2, the wire 5 is arranged inside the wire core casing 4, and the other end of the wire 5 extends out of the wire core casing 4, and the wire core casing The inner side wall of 4 is provided with a cutting device for cutting the wire 5; when in use, push the corresponding switch 3 forward, the wire core body protrudes from the end opening 7, and the operator and assistant pull the wire 5 to the designated position. The length of the ligation is performed, and the silk thread 5 is pulled toward the cutting device to cut the silk thread 5. The surgeon or assistant uses the silk thread 5 to ligate the blood vessel.

Wherein, the cutting device adopts a fixed cutting blade structure or an active pressing cutting structure. In the specific implementation process, for example, the handle housing 1 is in the shape of a circular tube with a length of 20 cm to 50 cm or longer. The diameter is between 4cm and 6cm. The front end of the round tube can be set in a tapered structure, and the tip of the cone is provided with an end opening 7. A wire core body can be set with 20 or several number of wires. According to the actual needs of the operation, set A , B, C three types of silk thread, more different models can also be set according to actual needs, among which the three types of A, B and C are No. 147 silk thread respectively.

Preferably, in order to enhance the comfort of holding, a non-slip rubber cover may be sleeved on the outer peripheral side of the handle housing 1 .

During use, the handle shell 1 contains various specifications of silk threads, and the operator can switch at any time by pushing out the switch 3, which reduces the transmission between doctors and nurses and the communication on the selection of the type of silk thread 5, and improves the efficiency of medical and nursing work.

Preferably, the front end of the wire core body has a wire head of 1 cm to 2 cm, which is convenient for pulling.

The technical effect achieved by the present embodiment is as follows: through the surgical ligature wire device of the present embodiment, not only a certain workload of the nurses can be reduced, but also the time for transferring the forceps wire can be omitted, the operation efficiency is improved, the operation time is shortened, and the operation time is shortened. Reducing the workload of medical care plays a major role; shortening the operation time of patients, reducing the consumption of patients during the operation to a certain extent, and helping to recover faster after surgery; the silk thread is placed in the sterile organ cavity, reducing air exposure and ensuring that the operation is free of charge. Specification for tumor-free operation of bacteria.

Example 2

As shown in FIG. 1 and FIG. 2 , a surgical ligature tape device in this embodiment includes all the technical features in Embodiment 1, except that the end of the handle housing 1 away from the adjustment opening 2 is provided There is a tapered portion 6, and the end opening 7 is provided on the smaller end face of the tapered portion 6, wherein the tapered portion 6 is a conical shell structure.

The beneficial effects of this embodiment are: by providing the tapered portion 6 at the end of the handle housing 1 away from the adjustment opening 2, the space occupied by the instrument is reduced to a certain extent, and the surrounding tissue is avoided during operation, and the safety is high.

Example 3

As shown in FIGS. 3 to 5 , a surgical ligature wire device in this embodiment includes all the technical features in Embodiment 2. In addition, the cutting device is a ring-shaped blade 9 , and the ring-shaped blade 9 is arranged on the wire On the inner side wall of the core shell 4, the distance between the surface where the annular blade 9 is located and the end face of the outlet edge of the core shell 4 is 0.5cm. It can be any other value; wherein, the annular cutting edge 9 is an integrated annular cutting structure as shown in FIG. 6 , or an annular cutting structure provided with several cutting edge notches 10 as shown in FIG. 7 .

As shown in FIG. 7 , in some optional embodiments, the inner side of the annular blade 9 is provided with a plurality of blade notches 10 , and the plurality of blade notches 10 are arranged on the annular blade 9 in an annular and equally spaced array around the centerline of the annular blade 9 , The cutting edge notch 10 is provided with a cutting edge for cutting the wire 5 .

The beneficial effects in this embodiment are: by setting the distance between the surface where the annular blade 9 is located and the end face of the outlet edge of the wire core housing 4 to be 0.5 cm extending inward, the annular blade 9 is prevented from damaging surrounding tissues and blood vessels; The plurality of blade notches 10 improve the cutting efficiency of the wire 5 and avoid the situation that the integral annular cutting structure cannot cut the wire 5 effectively and quickly.

Example 4

As shown in FIG. 4 , a surgical ligature tape device in this embodiment includes all the technical features in Embodiment 3, and in addition, also includes a winding column 8 , and the winding column 8 is coaxially arranged on the core shell Inside the body 4, the wire 5 is helically wound on the winding column 8, and the wire 5 can be coiled in the core casing 4. In some optional embodiments, the winding column 8 can be rotatably connected to the core casing 4, so as to facilitate the The wire 5 is quickly pulled out. In order to enhance the winding effect, a single helical groove can be provided on the outer peripheral side of the winding column 8 .

The beneficial effect of this embodiment is: by setting the winding column 8 , the occurrence of knotting of the wire 5 in the wire core shell 4 caused when the wire 5 is pulled out is avoided, and the smoothness of pulling the wire 5 is improved.

Example 5

As shown in FIG. 8 and FIG. 9 , a surgical ligature tape device in this embodiment includes all the technical features in Embodiment 4, and in addition, also includes a limiting portion 11 , and the limiting portion 11 is provided with On the inner side wall of the handle housing 1, a semi-circular notch is formed on the limiting portion 11, the axis of the semi-circular notch extends along the length direction of the handle housing 1, and the outer side wall of the core housing 4 is slidably connected to the semi-circular notch. In the circular gap, for example, the limiting portion 11 is made of an elastic material, and the outer side wall of the core housing 4 can smoothly reciprocate in the semi-circular gap.

In some optional embodiments, a return spring 15 is also included, the return spring 15 is sleeved on the outer peripheral side of the core housing 4 , one end of the return spring 15 abuts on the switch 3 , and the other end of the return spring 15 abuts on the switch 3 . At the lower end edge of the adjustment opening 2, the return spring 15 is a compression spring.

The beneficial effects of this embodiment are as follows: by setting the limiting portion 11 , the guiding and limiting effect on the wire core housing 4 is realized, and the smooth reciprocating expansion and contraction of the wire core body is ensured; The automatic reset after the body is used reduces the difficulty of the user's operation.

Example 6

As shown in FIG. 10 , a surgical ligature tape device in this embodiment includes all the technical features in Embodiment 5. In addition, the handle housing 1 includes an inner tube section 12 and an outer tube section 13. The inner tube section 12 is slidably arranged in the outer pipe section 13 , and the adjustment opening 2 is arranged on the inner pipe section 12 .

In some optional embodiments, the outer side of the inner pipe section 12 is provided with an outer thread, the inner side wall of the outer pipe section 13 is provided with an inner thread, and the inner pipe section 12 is threadedly connected to the outer pipe section 13. In addition, the inner pipe section 12 and the outer pipe section 13 are also Other sliding connections are possible.

As shown in FIG. 11 , in some optional embodiments, a locking nut 14 is also included, and a plurality of strip-shaped grooves are formed on the outer side wall of one end of the outer pipe section 13 connected to the inner pipe section 12 , and the strip-shaped grooves extend along the outer pipe section 13 The outer pipe section 13 is locked at the designated position of the inner pipe section 12 by the locking nut 14 .

The beneficial effects of this embodiment are: by setting the handle housing 1 to a structural form including an inner tube section 12 and an outer tube section 13 in this embodiment, the length of the handle housing 1 can be adjusted, and the increased length can be used for endoscopy Operation.

Although the present invention has been described in detail above with general description and specific embodiments, some modifications or improvements can be made on the basis of the present invention, which will be obvious to those skilled in the art. Therefore, these modifications or improvements made without departing from the spirit of the present invention fall within the scope of the claimed protection of the present invention.

Terms such as "upper", "lower", "left", "right", "middle", etc. quoted in this specification are only for the convenience of description and clarity, and are not used to limit the scope of the present invention. Changes or adjustments of their relative relationships, without substantial changes to the technical content, should also be regarded as the scope of the present invention.

Claims (10)

1. The surgical ligature threading device is characterized by comprising a handle shell (1) and a plurality of thread cores, wherein the thread cores are arranged in the handle shell (1) in a sliding mode, an adjusting opening (2) is formed in the side wall of one end of the handle shell (1), and an end opening (7) used for extending out of the thread cores is formed in the other end of the handle shell (1); the wire core body comprises a wire core shell (4), a switch (3) and a silk thread (5), wherein the switch (3) is arranged at one end of the wire core shell (4), the switch (3) extends out of the adjusting open hole (2), the silk thread (5) is arranged inside the wire core shell (4), the other end of the silk thread (5) extends out of the wire core shell (4), and a cutting device for cutting the silk thread (5) is arranged on the inner side wall of the wire core shell (4); when the cutting device is used, the corresponding switch (3) is pushed, the wire core body extends out of the end opening (7), the silk thread (5) is pulled to a specified length for ligation, and the silk thread (5) is pulled towards the cutting device to cut off the silk thread (5).

2. A surgical ligature device according to claim 1, characterized in that the end of the handle housing (1) facing away from the adjustment aperture (2) is provided with a conical portion (6), the end aperture (7) being provided on the smaller end face of the conical portion (6).

3. A surgical ligature device according to claim 1, wherein the cutting means is an annular blade (9), the annular blade (9) being provided on an inner side wall of the core housing (4), the face of the annular blade (9) being spaced from the end face of the outlet edge of the core housing (4) by a distance of 0.5 cm.

4. The surgical ligature device according to claim 3, wherein the annular blade (9) is provided with a plurality of blade notches (10) at the inner side, the plurality of blade notches (10) are arranged on the annular blade (9) in an annular equal-interval array around the center line of the annular blade (9), and a cutting edge for cutting the silk thread (5) is arranged at the blade notch (10).

5. A surgical ligature reel as claimed in claim 1, further comprising a winding post (8), the winding post (8) being coaxially disposed within the core housing (4), the wire (5) being helically wound around the winding post (8).

6. The surgical ligation and binding device according to claim 1, further comprising a limiting portion (11), wherein the limiting portion (11) is disposed on the inner side wall of the handle housing (1), a semicircular notch is formed in the limiting portion (11), an axis of the semicircular notch extends along the length direction of the handle housing (1), and an outer side wall of the core housing (4) is slidably connected in the semicircular notch.

7. The surgical ligature device according to claim 6, further comprising a return spring (15), wherein the return spring (15) is sleeved on the outer peripheral side of the wire core housing (4), one end of the return spring (15) abuts against the switch (3), and the other end of the return spring (15) abuts against the lower end edge of the adjusting opening (2).

8. A surgical ligature device according to claim 1, wherein the handle housing (1) comprises an inner tube section (12) and an outer tube section (13), the inner tube section (12) being slidably arranged within the outer tube section (13), the adjustment aperture (2) being arranged on the inner tube section (12).

9. A surgical ligature reel, according to claim 8, characterized in that the outer side of the inner tube section (12) is provided with external screw threads and the inner side wall of the outer tube section (13) is provided with internal screw threads, the inner tube section (12) being screwed into the outer tube section (13).

10. The surgical ligature device according to claim 9, further comprising a locking nut (14), wherein a plurality of strip-shaped grooves are formed in an outer side wall of one end of the outer pipe section (13) connected with the inner pipe section (12), the strip-shaped grooves extend along a generatrix direction of an outer side wall of the outer pipe section (13), and the locking nut (14) locks the outer pipe section (13) at a designated position of the inner pipe section (12).

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