JP2015016238A - 医療用スクリュー及び該医療用スクリューの抜去操作治具 - Google Patents
医療用スクリュー及び該医療用スクリューの抜去操作治具 Download PDFInfo
- Publication number
- JP2015016238A JP2015016238A JP2013146779A JP2013146779A JP2015016238A JP 2015016238 A JP2015016238 A JP 2015016238A JP 2013146779 A JP2013146779 A JP 2013146779A JP 2013146779 A JP2013146779 A JP 2013146779A JP 2015016238 A JP2015016238 A JP 2015016238A
- Authority
- JP
- Japan
- Prior art keywords
- screw
- medical
- head
- operation jig
- reverse
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000605 extraction Methods 0.000 claims description 40
- 206010020649 Hyperkeratosis Diseases 0.000 claims description 34
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 239000007769 metal material Substances 0.000 claims description 7
- 208000010392 Bone Fractures Diseases 0.000 abstract 2
- 210000000988 bone and bone Anatomy 0.000 description 34
- 206010033675 panniculitis Diseases 0.000 description 10
- 210000004304 subcutaneous tissue Anatomy 0.000 description 10
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 230000000399 orthopedic effect Effects 0.000 description 5
- 230000001054 cortical effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000002594 fluoroscopy Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8875—Screwdrivers, spanners or wrenches
- A61B17/8886—Screwdrivers, spanners or wrenches holding the screw head
- A61B17/8891—Screwdrivers, spanners or wrenches holding the screw head at its periphery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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, setting implements or the like
- 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 ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7074—Tools specially adapted for spinal fixation operations other than for bone removal or filler handling
- A61B17/7076—Tools specially adapted for spinal fixation operations other than for bone removal or filler handling for driving, positioning or assembling spinal clamps or bone anchors specially adapted for spinal fixation
- A61B17/7082—Tools specially adapted for spinal fixation operations other than for bone removal or filler handling for driving, positioning or assembling spinal clamps or bone anchors specially adapted for spinal fixation for driving, i.e. rotating, screws or screw parts specially adapted for spinal fixation, e.g. for driving polyaxial or tulip-headed screws
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8605—Heads, i.e. proximal ends projecting from bone
- A61B17/861—Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver
- A61B17/8615—Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver at the central region of the screw head
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8605—Heads, i.e. proximal ends projecting from bone
- A61B17/861—Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver
- A61B17/862—Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver at the periphery of the screw head
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/864—Pins or screws or threaded wires; nuts therefor hollow, e.g. with socket or cannulated
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8875—Screwdrivers, spanners or wrenches
- A61B17/8877—Screwdrivers, spanners or wrenches characterised by the cross-section of the driver bit
- A61B17/8883—Screwdrivers, spanners or wrenches characterised by the cross-section of the driver bit the driver bit acting on the periphery of the screw head
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8875—Screwdrivers, spanners or wrenches
- A61B17/8886—Screwdrivers, spanners or wrenches holding the screw head
- A61B17/8888—Screwdrivers, spanners or wrenches holding the screw head at its central region
Abstract
Description
図1は実施例の医療用スクリュー11の断面図である。チタン等の金属材料から成る管体状のスクリュー11の先端部11aには、外表面に右ねじのスクリューねじ部11bが形成され、その最先端に錐刃11cが設けられている。なお、スクリューねじ部11bは先端部11aのみではなく、スクリュー11の長手方向全体の外表面に設けてもよい。
11、11’ 医療用スクリュー
11a 先端部
11b スクリューねじ部
11c 錐刃
11d 後端部
11e 頭部
11f 回転操作部
11g 貫通孔
11h 逆外ねじ部
11i 溝部
11j 案内部
12 捩じ込み操作治具
13、13’ 仮骨剥離操作治具
14 抜去操作治具
14a 逆内ねじ部
14b 袋ナット部
14c 軸部
14d 把持部
14e 挿通孔
Claims (8)
- 骨折部位を接合するための金属材料から成る医療用スクリューにおいて、先端部の外表面に形成したスクリューねじ部と、後端部に設けた頭部の外周に形成した外ねじ部とを備え、該外ねじ部は前記スクリューねじ部と逆ねじ方向に形成したことを特徴とする医療用スクリュー。
- 前記先端部から前記頭部まで中心軸に沿ってガイドピン挿通用の貫通孔を形成したことを特徴とする請求項1に記載の医療用スクリュー。
- 前記頭部の頂部を円弧状に膨出したことを特徴とする請求項1又は2に記載の医療用スクリュー。
- 前記頭部の外周に、周方向と直交する方向に仮骨剥離用の複数本の溝部を形成したことを特徴とする請求項1又は2に記載の医療用スクリュー。
- 前記スクリューねじ部は右ねじ、前記外ねじ部は左ねじとしたことを特徴とする請求項1又は2に記載の医療用スクリュー。
- 先端部の外表面に形成したスクリューねじ部と、後端部に設けた頭部の外周に形成した外ねじ部とを備え、該頭部に設けた前記外ねじ部は前記スクリューねじ部と逆ねじ方向に形成した金属材料から成る医療用スクリューを骨折部位から抜去するための抜去操作治具であって、棒状体の前端部に前記医療用スクリューの頭部の外周に設けた前記外ねじ部に螺合する内ねじ部による螺合部を設けたことを特徴とする医療用スクリューの抜去操作治具。
- 中心軸に沿って抜去用ガイドピンを挿通する挿通孔を形成したことを特徴とする請求項6に記載の医療用スクリューの抜去操作治具。
- 前記螺合部の内ねじ部は袋ナット部の内側に形成したことを特徴とする請求項6又は7に記載の医療用スクリューの抜去操作治具。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013146779A JP5472517B1 (ja) | 2013-07-12 | 2013-07-12 | 医療用スクリュー及び該医療用スクリューの抜去操作治具 |
CN201480038374.0A CN105377164A (zh) | 2013-07-12 | 2014-07-11 | 医疗用螺钉及该医疗用螺钉的拔除操作治具 |
EP14823122.8A EP3020348B1 (en) | 2013-07-12 | 2014-07-11 | Medical screw, and extraction jig for medical screw |
PCT/JP2014/068613 WO2015005482A1 (ja) | 2013-07-12 | 2014-07-11 | 医療用スクリュー及び該医療用スクリューの抜去操作治具 |
US14/904,103 US10143509B2 (en) | 2013-07-12 | 2014-07-11 | Medical screw |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013146779A JP5472517B1 (ja) | 2013-07-12 | 2013-07-12 | 医療用スクリュー及び該医療用スクリューの抜去操作治具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP5472517B1 JP5472517B1 (ja) | 2014-04-16 |
JP2015016238A true JP2015016238A (ja) | 2015-01-29 |
Family
ID=50749784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013146779A Active JP5472517B1 (ja) | 2013-07-12 | 2013-07-12 | 医療用スクリュー及び該医療用スクリューの抜去操作治具 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10143509B2 (ja) |
EP (1) | EP3020348B1 (ja) |
JP (1) | JP5472517B1 (ja) |
CN (1) | CN105377164A (ja) |
WO (1) | WO2015005482A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016209295A (ja) * | 2015-05-08 | 2016-12-15 | 多摩メディカル有限会社 | 医療用スクリュー及び該スクリューの抜去操作治具 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101797861B1 (ko) * | 2016-07-01 | 2017-11-14 | 인제대학교 산학협력단 | 인체의 뼈 치료 유닛 |
US10426535B2 (en) | 2017-01-05 | 2019-10-01 | Stryker European Holdings I, Llc | Self-holding screw head |
PL3701083T3 (pl) | 2017-10-27 | 2023-04-11 | Bekaert Advanced Cords Aalter Nv | Linka stalowa do wzmocnienia elastomerowego |
US11116559B2 (en) * | 2018-02-19 | 2021-09-14 | Warsaw Orthopedic, Inc. | Surgical instrument and method |
US11026736B2 (en) * | 2018-02-19 | 2021-06-08 | Warsaw Orthopedic, Inc. | Surgical instrument and method |
US11628507B2 (en) * | 2019-02-28 | 2023-04-18 | Howmet Aerospace Inc. | Fastening collar removal apparatus, methods of making a fastening collar removal apparatus, and methods of removing a fastening collar secured to a fastener |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4987892A (en) * | 1989-04-04 | 1991-01-29 | Krag Martin H | Spinal fixation device |
US5019079A (en) * | 1989-11-20 | 1991-05-28 | Zimmer, Inc. | Bone screw |
US5100405A (en) * | 1990-09-07 | 1992-03-31 | Mclaren Alexander C | Locking cap for medical implants |
US5498265A (en) * | 1991-03-05 | 1996-03-12 | Howmedica Inc. | Screw and driver |
US6030162A (en) * | 1998-12-18 | 2000-02-29 | Acumed, Inc. | Axial tension screw |
US5586984A (en) * | 1995-07-13 | 1996-12-24 | Fastenetix, L.L.C. | Polyaxial locking screw and coupling element assembly for use with rod fixation apparatus |
US5976139A (en) * | 1996-07-17 | 1999-11-02 | Bramlet; Dale G. | Surgical fastener assembly |
US5667508A (en) * | 1996-05-01 | 1997-09-16 | Fastenetix, Llc | Unitary locking cap for use with a pedicle screw |
US5964760A (en) * | 1996-10-18 | 1999-10-12 | Spinal Innovations | Spinal implant fixation assembly |
JP3035567B2 (ja) * | 1997-01-31 | 2000-04-24 | 洋司 村嶋 | キャニュレイテッドスクリュー |
US6053916A (en) * | 1999-02-17 | 2000-04-25 | Moore; Michael R. | Sacroiliac implant |
CN1161550C (zh) * | 1999-09-08 | 2004-08-11 | 杨泰和 | 具有两螺纹段的锁固用螺丝结合结构 |
JP4573931B2 (ja) * | 1999-09-08 | 2010-11-04 | 泰和 楊 | 締結具 |
US20070016200A1 (en) * | 2003-04-09 | 2007-01-18 | Jackson Roger P | Dynamic stabilization medical implant assemblies and methods |
WO2006124987A1 (en) * | 2005-05-17 | 2006-11-23 | Smith & Nephew, Inc. | Axial compression fastener system |
US8764764B2 (en) * | 2007-03-21 | 2014-07-01 | The University Of North Carolina At Chapel Hill | Surgical plate puller devices and methods for use with surgical bone screw/plate systems |
CN101827560A (zh) * | 2007-10-16 | 2010-09-08 | Ebi有限责任公司 | 用于矫形固定的方法和装置 |
EP2343020B1 (en) * | 2010-01-08 | 2014-08-13 | Biedermann Technologies GmbH & Co. KG | Bone screw |
US8945193B2 (en) | 2010-07-20 | 2015-02-03 | X-Spine Systems, Inc. | Minimally invasive spinal facet compression screw and system for bone joint fusion and fixation |
JP5162722B1 (ja) * | 2012-08-30 | 2013-03-13 | 多摩メディカル有限会社 | 医療用ナット |
JP5174983B1 (ja) * | 2012-09-14 | 2013-04-03 | 多摩メディカル有限会社 | 医療用のみ |
-
2013
- 2013-07-12 JP JP2013146779A patent/JP5472517B1/ja active Active
-
2014
- 2014-07-11 EP EP14823122.8A patent/EP3020348B1/en active Active
- 2014-07-11 US US14/904,103 patent/US10143509B2/en active Active
- 2014-07-11 CN CN201480038374.0A patent/CN105377164A/zh active Pending
- 2014-07-11 WO PCT/JP2014/068613 patent/WO2015005482A1/ja active Application Filing
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016209295A (ja) * | 2015-05-08 | 2016-12-15 | 多摩メディカル有限会社 | 医療用スクリュー及び該スクリューの抜去操作治具 |
Also Published As
Publication number | Publication date |
---|---|
CN105377164A (zh) | 2016-03-02 |
US20160151101A1 (en) | 2016-06-02 |
EP3020348A1 (en) | 2016-05-18 |
EP3020348A4 (en) | 2017-03-15 |
JP5472517B1 (ja) | 2014-04-16 |
US10143509B2 (en) | 2018-12-04 |
WO2015005482A1 (ja) | 2015-01-15 |
EP3020348B1 (en) | 2023-03-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5472517B1 (ja) | 医療用スクリュー及び該医療用スクリューの抜去操作治具 | |
WO2014141857A1 (ja) | 医療用スクリュー及び該医療用スクリューの抜去操作治具 | |
JP2003210479A (ja) | 髄内釘、髄内釘のネジ挿入装置およびネジ挿入方法 | |
US9949774B2 (en) | Axial compression implant | |
US10441296B2 (en) | Corer and method using same | |
US20150173775A1 (en) | Drill bit and method for preparing a bone for a fixation screw | |
JP4421901B2 (ja) | 骨折に対する骨断片固定のための固定手段における釘摘出装置 | |
KR101794569B1 (ko) | 임플란트 추출방법 및 이 추출을 용이하게 하는 트레핀 드릴 | |
US10448982B2 (en) | Reinforced cannulated screw assembly systems and methods | |
JP6432740B2 (ja) | 医療用スクリュー | |
CN104490466B (zh) | 一种骨科专用钻头 | |
CN205514876U (zh) | 一种骨科空心断钉卸钉器 | |
CN110475520A (zh) | 骨内引导销、定位套管针和用于移除所述销的套管针 | |
CN204306894U (zh) | 一种取骨科内固定滑丝螺钉专用螺丝刀 | |
JP5162722B1 (ja) | 医療用ナット | |
JP5174983B1 (ja) | 医療用のみ | |
CN113425366A (zh) | 一种环锯圆筒取骨器 | |
JP2022522119A (ja) | 伸縮式のネイルおよび関連する穿孔器具 | |
US11701132B2 (en) | Lateral cortex penetrator | |
CN213098262U (zh) | 一种解决锁定螺钉拆除困难的组合装置 | |
CN103054643B (zh) | 一种断钉取出器 | |
CN216318232U (zh) | 一种假体取出器、髓针取出器及假体取出装置 | |
CN210204899U (zh) | 一种螺旋式滑钉取出装置 | |
KR102039962B1 (ko) | 멀티형 엔도 루프 | |
CN201192376Y (zh) | 骨内折断螺钉轴向卡紧旋出式取出器 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20131224 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20140120 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5472517 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |