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RU2013113713A - Модифицированный крепежный элемент и установочный инструмент - Google Patents

Модифицированный крепежный элемент и установочный инструмент Download PDF

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Publication number
RU2013113713A
RU2013113713A RU2013113713/12A RU2013113713A RU2013113713A RU 2013113713 A RU2013113713 A RU 2013113713A RU 2013113713/12 A RU2013113713/12 A RU 2013113713/12A RU 2013113713 A RU2013113713 A RU 2013113713A RU 2013113713 A RU2013113713 A RU 2013113713A
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RU
Russia
Prior art keywords
rod
fastener
grooved
installation tool
axial end
Prior art date
Application number
RU2013113713/12A
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English (en)
Inventor
Эдуардо Антонио Мл. КАНИЗАРЕС
Грэм СМИТ
Original Assignee
Смит Энд Нефью, Инк.
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Publication of RU2013113713A publication Critical patent/RU2013113713A/ru

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0007Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/84Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86Pins or screws or threaded wires; nuts therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/84Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86Pins or screws or threaded wires; nuts therefor
    • A61B17/8605Heads, i.e. proximal ends projecting from bone
    • A61B17/861Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver
    • A61B17/862Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver at the periphery of the screw head
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8875Screwdrivers, spanners or wrenches
    • A61B17/8886Screwdrivers, spanners or wrenches holding the screw head
    • A61B17/8891Screwdrivers, spanners or wrenches holding the screw head at its periphery
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21KMAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00Making machine elements
    • B21K1/56Making machine elements screw-threaded elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00Screwdrivers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00Screwdrivers
    • B25B15/001Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • B25B15/005Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with cross- or star-shaped cross-section
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/02Arrangements for handling screws or nuts
    • B25B23/08Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
    • B25B23/10Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/02Arrangements for handling screws or nuts
    • B25B23/08Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
    • B25B23/10Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
    • B25B23/101Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means for hand-driven screw-drivers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0007Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
    • F16B23/003Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool star-shaped or multi-lobular, e.g. Torx-type, twelve-point star
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0061Specially shaped nuts or heads of bolts or screws for rotations by a tool with grooves, notches or splines on the external peripheral surface designed for tools engaging in radial direction
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/84Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86Pins or screws or threaded wires; nuts therefor
    • A61B17/8605Heads, i.e. proximal ends projecting from bone
    • A61B17/861Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver
    • A61B17/8615Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver at the central region of the screw head
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8875Screwdrivers, spanners or wrenches
    • A61B17/8877Screwdrivers, spanners or wrenches characterised by the cross-section of the driver bit
    • A61B17/888Screwdrivers, spanners or wrenches characterised by the cross-section of the driver bit the driver bit acting on the central region of the screw head
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49826Assembling or joining

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Neurology (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Surgical Instruments (AREA)

Abstract

1. Крепежный элемент, содержащий:резьбовую часть, расположенную на первом осевом конце крепежного элемента, иголовку, расположенную на втором осевом конце крепежного элемента и содержащую полость и по меньшей мере один желобчатый канал.2. Крепежный элемент по п.1, в котором по меньшей мере один желобчатый канал расположен на внешней поверхности боковой стенки головки.3. Крепежный элемент по п.2, в котором указанный по меньшей мере один желобчатый канал представляет собой группу желобчатых каналов.4. Крепежный элемент по п.3, в котором каждый из группы желобчатых каналов имеет по существу J-образную форму.5. Крепежный элемент по п.1, в котором сердечник вдоль осевой длины крепежного элемента является полым.6. Крепежный элемент по п.1, в котором указанный по меньшей мере один желобчатый канал представляет собой по меньшей мере три желобчатых канала, расположенных по периферии на внешней боковой стенке головки на расстоянии друг от друга.7. Крепежный элемент по п.1, в котором каждый из указанных желобчатых каналов имеет входное отверстие.8. Установочный инструмент, содержащий:стержень;рукоятку, расположенную на первом осевом конце стержня;наконечник, расположенный на втором осевом конце стержня; ипо меньшей мере один выступ, соединенный со стержнем и выполненный с возможностью размещения в соответствующем канале из желобчатых каналов, предусмотренных на головке крепежного элемента, для удерживания крепежного элемента на наконечнике.9. Установочный инструмент по п.8, в котором по меньшей мере один выступ выполнен с возможностью движения в осевом и радиальном направлении, что позволяет вводить указанный по меньшей мере

Claims (16)

1. Крепежный элемент, содержащий:
резьбовую часть, расположенную на первом осевом конце крепежного элемента, и
головку, расположенную на втором осевом конце крепежного элемента и содержащую полость и по меньшей мере один желобчатый канал.
2. Крепежный элемент по п.1, в котором по меньшей мере один желобчатый канал расположен на внешней поверхности боковой стенки головки.
3. Крепежный элемент по п.2, в котором указанный по меньшей мере один желобчатый канал представляет собой группу желобчатых каналов.
4. Крепежный элемент по п.3, в котором каждый из группы желобчатых каналов имеет по существу J-образную форму.
5. Крепежный элемент по п.1, в котором сердечник вдоль осевой длины крепежного элемента является полым.
6. Крепежный элемент по п.1, в котором указанный по меньшей мере один желобчатый канал представляет собой по меньшей мере три желобчатых канала, расположенных по периферии на внешней боковой стенке головки на расстоянии друг от друга.
7. Крепежный элемент по п.1, в котором каждый из указанных желобчатых каналов имеет входное отверстие.
8. Установочный инструмент, содержащий:
стержень;
рукоятку, расположенную на первом осевом конце стержня;
наконечник, расположенный на втором осевом конце стержня; и
по меньшей мере один выступ, соединенный со стержнем и выполненный с возможностью размещения в соответствующем канале из желобчатых каналов, предусмотренных на головке крепежного элемента, для удерживания крепежного элемента на наконечнике.
9. Установочный инструмент по п.8, в котором по меньшей мере один выступ выполнен с возможностью движения в осевом и радиальном направлении, что позволяет вводить указанный по меньшей мере один выступ в соответствующий канал из указанных желобчатых каналов.
10. Установочный инструмент по п.8, в котором по меньшей мере один выступ закреплен на втулке, выполненной с возможностью сдвига по стержню.
11. Установочный инструмент по п.10, в котором диаметр втулки у первого осевого конца стержня больше диаметра втулки у второго осевого конца стержня.
12. Установочный инструмент по п.10, в котором втулка подпружинена.
13. Установочный инструмент по п.10, в котором втулка установлена с возможностью поворота и перемещения в осевом направлении относительно стержня, что облегчает зацепление по меньшей мере одного выступа за соответствующий канал из указанных желобчатых каналов.
14. Установочный инструмент по п.8, в котором по меньшей мере один выступ имеет форму, обеспечивающую возможность его сдвига вдоль оси параллельно стержню и поворота относительно стержня для блокировки головки крепежного элемента на наконечнике.
15. Установочный инструмент по п.8, в котором стержень является полым.
16. Установочный инструмент по п.10, в котором наконечник неподвижно прикреплен к стержню, а стержень неподвижно прикреплен к рукоятке.
RU2013113713/12A 2010-09-03 2011-08-26 Модифицированный крепежный элемент и установочный инструмент RU2013113713A (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/875,244 US8459155B2 (en) 2010-09-03 2010-09-03 Modified fastener and insertion tool
US12/875,244 2010-09-03
PCT/US2011/049251 WO2012030632A1 (en) 2010-09-03 2011-08-26 Modified fastener and insertion tool

Publications (1)

Publication Number Publication Date
RU2013113713A true RU2013113713A (ru) 2014-10-10

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Application Number Title Priority Date Filing Date
RU2013113713/12A RU2013113713A (ru) 2010-09-03 2011-08-26 Модифицированный крепежный элемент и установочный инструмент

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Country Link
US (2) US8459155B2 (ru)
KR (1) KR20130137626A (ru)
CN (1) CN103180622A (ru)
MX (1) MX2013002536A (ru)
RU (1) RU2013113713A (ru)
WO (1) WO2012030632A1 (ru)

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US8459155B2 (en) 2013-06-11
CN103180622A (zh) 2013-06-26
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US20130129447A1 (en) 2013-05-23
KR20130137626A (ko) 2013-12-17
US20120057949A1 (en) 2012-03-08

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