JP7487993B2 - ロッド位置合わせを改善するためのセットスクリュおよびセットスクリュ挿入ツール - Google Patents
ロッド位置合わせを改善するためのセットスクリュおよびセットスクリュ挿入ツール Download PDFInfo
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- JP7487993B2 JP7487993B2 JP2021557229A JP2021557229A JP7487993B2 JP 7487993 B2 JP7487993 B2 JP 7487993B2 JP 2021557229 A JP2021557229 A JP 2021557229A JP 2021557229 A JP2021557229 A JP 2021557229A JP 7487993 B2 JP7487993 B2 JP 7487993B2
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- 238000001356 surgical procedure Methods 0.000 description 11
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- 229910000684 Cobalt-chrome Inorganic materials 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
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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
- A61B17/68—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
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7032—Screws or hooks with U-shaped head or back through which longitudinal rods pass
- A61B17/7034—Screws or hooks with U-shaped head or back through which longitudinal rods pass characterised by a lateral opening
-
- 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
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7032—Screws or hooks with U-shaped head or back through which longitudinal rods pass
-
- 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
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7035—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other
-
- 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
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7035—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other
- A61B17/7037—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other wherein pivoting is blocked when the rod is clamped
-
- 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
- A61B17/7049—Connectors, not bearing on the vertebrae, for linking longitudinal elements together
-
- 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
-
- 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
- A61B17/7091—Tools specially adapted for spinal fixation operations other than for bone removal or filler handling for applying, tightening or removing longitudinal element-to-bone anchor locking elements, e.g. caps, set screws, nuts or wedges
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Neurology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Description
本特許出願は、2019年3月26日に出願された国際特許出願第PCT/IB2019/052451号の優先権を主張し、その内容は、参照によりその全体が本明細書に組み込まれる。
Claims (13)
- 脊椎ロッド(7)を保持するための椎弓根スクリュ(12)のヘッド(22)とねじ込み可能に係合するためのセットスクリュ(230)であって、前記セットスクリュ(230)が、脊椎ロッド対向側とセットスクリュドライバ対向側とを有し、
前記脊椎ロッド対向側から前記セットスクリュドライバ対向側に前記セットスクリュ(230)を完全に横断する前記セットスクリュドライバ対向側の開口部(232)であって、前記セットスクリュ(230)を前記椎弓根スクリュ(12)にねじ込み可能に締め付けるためにセットスクリュドライバ(200)と係合するための係合機構を含む開口部(232)と、
前記開口部(232)を取り囲む前記脊椎ロッド対向側の環状面(234)と
を備え、
前記環状面(234)が、前記セットスクリュ(230)の中心軸線から離れる半径方向において、前記セットスクリュドライバ対向側に向かって、かつ前記セットスクリュ(230)の外縁部に向かって傾斜している、セットスクリュ。 - 傾斜している前記環状面(234)が、前記半径方向の曲率を有する、請求項1に記載のセットスクリュ。
- 前記環状面(234)が、前記セットスクリュ(230)の一体部分である、請求項1に記載のセットスクリュ。
- 面取りされた外側環状縁部(233)を備え、前記外側環状縁部が、前記環状面(234)から離れるように延び、前記セットスクリュ(230)のねじ山の一部を形成する、請求項1に記載のセットスクリュ。
- 請求項1に記載のセットスクリュ(230)とセットスクリュドライバ(200)とを含む整形外科用ツールキットであって、前記セットスクリュドライバ(200)が、
シャフトと、
前記開口部を介して前記セットスクリュ(230)を締め付けるために前記セットスクリュ(230)の前記係合機構と係合するための係合部(220)と
を含む、整形外科用ツールキット。 - 前記セットスクリュ(230)と前記セットスクリュドライバ(200)との係合位置において、前記セットスクリュドライバ(200)の前記係合部(220)の前面部(222)が、前記セットスクリュ(230)の脊椎ロッド対向側から突出する、請求項5に記載の整形外科用ツールキット。
- 前記環状面(234)が、前記セットスクリュ(230)の一体部分である、請求項5または6に記載の整形外科用ツールキット。
- 前記セットスクリュ(230)の前記環状面(234)が球面状である、請求項5、6または7に記載の整形外科用ツールキット。
- 前記環状面(234)が、前記半径方向の曲率を有する球面状である、請求項8に記載の整形外科用ツールキット。
- 前記セットスクリュドライバ(200)の前記係合部(220)の先端(222)が湾曲している、請求項5、6、7、8または9に記載の整形外科用ツールキット。
- 前記セットスクリュ(230)の前記環状面(234)が面取りされている、請求項5、6、7、8、9または10に記載の整形外科用ツールキット。
- 前記セットスクリュドライバ(200)が雄ねじ山を含み、前記セットスクリュ(230)が雄ねじ山(237)を含み、前記セットスクリュドライバ(200)の前記雄ねじ山と前記セットスクリュ(230)の前記雄ねじ山(237)とが、前記セットスクリュ(230)と前記セットスクリュドライバ(200)との間の位置調整なしに、前記セットスクリュドライバ(200)と前記セットスクリュ(230)との両方が回転可能なねじ係合によって一緒に移動され得るように位置合わせされている、請求項5に記載の整形外科用ツールキット。
- 雌ねじ山(19)を備えるスクリュエクステンダ(6)をさらに含み、前記セットスクリュドライバ(200)の前記雄ねじ山と前記セットスクリュ(230)の前記雄ねじ山(237)とが、前記セットスクリュ(230)と前記セットスクリュドライバ(200)との間の位置調整なしに、前記セットスクリュドライバ(200)と前記セットスクリュ(230)との両方が前記スクリュエクステンダの前記雌ねじ山(19)を通した回転可能なねじ係合によって一緒に移動され得るように位置合わせされている、請求項12に記載の整形外科用ツールキット。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IBPCT/IB2019/052451 | 2019-03-26 | ||
IB2019052451 | 2019-03-26 | ||
PCT/IB2020/052815 WO2020194207A1 (en) | 2019-03-26 | 2020-03-25 | Set screw and set screw driving tool for improved rod alignment |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2024074298A Division JP2024099803A (ja) | 2019-03-26 | 2024-05-01 | ロッド位置合わせを改善するためのセットスクリュおよびセットスクリュ挿入ツール |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2022527268A JP2022527268A (ja) | 2022-06-01 |
JPWO2020194207A5 JPWO2020194207A5 (ja) | 2023-02-02 |
JP7487993B2 true JP7487993B2 (ja) | 2024-05-21 |
Family
ID=70465130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021557229A Active JP7487993B2 (ja) | 2019-03-26 | 2020-03-25 | ロッド位置合わせを改善するためのセットスクリュおよびセットスクリュ挿入ツール |
Country Status (6)
Country | Link |
---|---|
US (1) | US20220183723A1 (ja) |
EP (1) | EP3946103A1 (ja) |
JP (1) | JP7487993B2 (ja) |
CN (1) | CN113825460A (ja) |
BR (1) | BR112021019108A2 (ja) |
WO (1) | WO2020194207A1 (ja) |
Citations (3)
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JP2007513742A (ja) | 2003-12-15 | 2007-05-31 | アーカス・オーソペディクス・インコーポレーテッド | 小面関節補綴具の多軸調節 |
WO2017056125A1 (ja) | 2015-09-28 | 2017-04-06 | センチュリーメディカル株式会社 | 脊椎固定用保持具およびそれを備えた脊椎固定システム |
JP2017510380A (ja) | 2014-04-08 | 2017-04-13 | メダクタ・インターナショナル・ソシエテ・アノニム | 手術用アンカー部材の固定装置 |
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FR2642643B1 (fr) | 1989-02-09 | 1991-05-10 | Vignaud Jean Louis | Instrumentation rachidienne pour fixation pediculaire universelle par vis diapason a reglage micrometrique |
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-
2020
- 2020-03-25 CN CN202080032922.4A patent/CN113825460A/zh active Pending
- 2020-03-25 WO PCT/IB2020/052815 patent/WO2020194207A1/en unknown
- 2020-03-25 EP EP20721730.8A patent/EP3946103A1/en active Pending
- 2020-03-25 BR BR112021019108A patent/BR112021019108A2/pt unknown
- 2020-03-25 JP JP2021557229A patent/JP7487993B2/ja active Active
-
2021
- 2021-03-25 US US17/439,850 patent/US20220183723A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2007513742A (ja) | 2003-12-15 | 2007-05-31 | アーカス・オーソペディクス・インコーポレーテッド | 小面関節補綴具の多軸調節 |
JP2017510380A (ja) | 2014-04-08 | 2017-04-13 | メダクタ・インターナショナル・ソシエテ・アノニム | 手術用アンカー部材の固定装置 |
WO2017056125A1 (ja) | 2015-09-28 | 2017-04-06 | センチュリーメディカル株式会社 | 脊椎固定用保持具およびそれを備えた脊椎固定システム |
Also Published As
Publication number | Publication date |
---|---|
EP3946103A1 (en) | 2022-02-09 |
JP2022527268A (ja) | 2022-06-01 |
WO2020194207A1 (en) | 2020-10-01 |
US20220183723A1 (en) | 2022-06-16 |
BR112021019108A2 (pt) | 2021-11-30 |
CN113825460A (zh) | 2021-12-21 |
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