JP6106662B2 - 起動機構及び蓄積ばねエネルギーを使用する外部固定クランプシステム - Google Patents
起動機構及び蓄積ばねエネルギーを使用する外部固定クランプシステム Download PDFInfo
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- JP6106662B2 JP6106662B2 JP2014511456A JP2014511456A JP6106662B2 JP 6106662 B2 JP6106662 B2 JP 6106662B2 JP 2014511456 A JP2014511456 A JP 2014511456A JP 2014511456 A JP2014511456 A JP 2014511456A JP 6106662 B2 JP6106662 B2 JP 6106662B2
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Classifications
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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
- A61B17/60—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements for external osteosynthesis, e.g. distractors, contractors
- A61B17/64—Devices extending alongside the bones to be positioned
- A61B17/6466—Devices extending alongside the bones to be positioned with pin-clamps movable along a solid connecting rod
-
- 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
- A61B17/60—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements for external osteosynthesis, e.g. distractors, contractors
- A61B17/64—Devices extending alongside the bones to be positioned
- A61B17/6466—Devices extending alongside the bones to be positioned with pin-clamps movable along a solid connecting rod
- A61B17/6475—Devices extending alongside the bones to be positioned with pin-clamps movable along a solid connecting rod the connecting rod being threaded
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Clamps And Clips (AREA)
Description
開放状態=2x0.0146+0.000056=0.0292Nm(0.259 in−lbF)
閉鎖状態=2x0.00678+0.00056=0.0206Nm(0.183 in−lbF)
Claims (17)
- 固定要素を受容するための外部固定クランプにおいて、
内側把持部と該内側把持部とは反対側の内側後部を備える内側ジョーと、
外側把持部と該外側把持部とは反対側の外側後部を備え、前記内側及び外側ジョーの前記内側及び外側把持部が固定要素を捕捉するように協働するように配設された外側ジョーであって、前記内側ジョーと外側ジョーが、前記内側ジョーと外側ジョーとの間に前記固定要素を配置できるようにする開放位置と、前記内側ジョーと外側ジョーとの間からの前記固定要素の取外しを制限する閉鎖位置との間で移動可能である、外側ジョーと、
前記内側ジョー及び外側ジョーと協働して前記ジョーを閉鎖位置に固定するラッチ組立体であって、該ラッチ組立体が、ラッチとラッチ付勢部材とを備え、該ラッチは、バーで接続された第1及び第2側部を備え、該バーは、前記内側及び外側ジョーの前記内側及び外側後部間に配置され、前記第1側部は、前記内側及び外側ジョーのそれぞれの第1側部と連携し、前記第2側部は、前記内側及び外側ジョーのそれぞれの第2側部と連携し、前記ラッチが前記内側ジョーと外側ジョーとの一方に対して線形に並進するように構成され、前記ラッチ付勢部材が、前記内側ジョーと外側ジョーが前記開放位置にあるときの第1のより高い蓄積エネルギーレベルと、前記内側ジョーと外側ジョーが前記閉鎖位置にあるときの第2のより低い蓄積エネルギーレベルとを有する、ラッチと、
を備える、外部固定クランプ。 - 蓄積エネルギーの変化が、前記ラッチの前記線形並進中に前記ラッチ付勢部材を圧縮解除する結果生じる、請求項1に記載の外部固定クランプ。
- 前記内側ジョーを前記外側ジョーから離すように付勢するジョー付勢部材を更に備える、請求項1に記載の外部固定クランプ。
- 前記ジョー付勢部材が、前記内側ジョーと外側ジョーとの間に配置され、線ばねである、請求項3に記載の外部固定クランプ。
- 前記内側ジョーが、第1サイズを有する第1固定要素用の第1着座部と、前記第1サイズとは異なる第2サイズを有する第2固定要素用の第2着座部とを備える、請求項1に記載の外部固定クランプ。
- 前記外側ジョーが、前記第1サイズの前記第1固定要素用の第3着座部と、前記第2サイズの前記第2固定要素用の第4着座部とを備える、請求項5に記載の外部固定クランプ。
- 前記内側ジョーと外側ジョーを開放位置に付勢する付勢要素を更に備える、請求項1に記載の外部固定クランプ。
- 予荷重を与えられたばね要素を有するサドル組立体を更に備える、請求項1に記載の外部固定クランプ。
- 前記内側ジョーと外側ジョーの一方と選択的に係合するサドルベースを更に備え、前記サドルベースが、前記サドルベースを隣接する構成要素から選択的に離間するように構成されたたわみ性部分を備える、請求項1に記載の外部固定クランプ。
- 前記ラッチの前記第1及び第2側部が、前記バーによって接続された第1壁部及び第2壁部を備える、請求項1に記載の外部固定クランプ。
- 前記第1着座部と前記第3着座部の一方が横断溝である、請求項6に記載の外部固定クランプ。
- 前記内側ジョーが突出部を含み、前記外側ジョーが前記突出部を受容するトラックを含む、請求項1に記載の外部固定クランプ。
- 前記内側ジョーと外側ジョーの一方が、前記内側ジョーと外側ジョーとの間に導入された固定要素が係合するように配置された突出ロードピン要素を備える、請求項10に記載の外部固定クランプ。
- 前記突出ロードピン要素が、ベースと突出部とを備え、前記突出部が、外側ジョーにおいて前記固定要素を受容する形状及び大きさとされる受容区分を形成する、請求項13に記載の外部固定クランプ。
- 前記内側ジョーと外側ジョーの他方が切欠き又は溝を備え、前記切欠きまたは溝を通過して前記突出ロードピン要素が受容される、請求項13に記載の外部固定クランプ。
- 請求項3に記載の外部固定クランプにおいて、
前記ジョー付勢部材が、前記内側ジョーと外側ジョーとの間に配置され、前記内側ジョーと外側ジョーを前記開放位置へ付勢するように構成された、
外部固定クランプ。 - 前記ジョー付勢部材が、前記外側ジョーを前記開放位置へ付勢する前記外側ジョーの突出タブに対して負荷を与えるように配置される、請求項16に記載の外部固定クランプ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161487154P | 2011-05-17 | 2011-05-17 | |
US61/487,154 | 2011-05-17 | ||
PCT/US2012/037957 WO2012158698A1 (en) | 2011-05-17 | 2012-05-15 | External fixation clamping system using a trigger mechanism and stored spring energy |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014521383A JP2014521383A (ja) | 2014-08-28 |
JP6106662B2 true JP6106662B2 (ja) | 2017-04-05 |
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JP2014511456A Active JP6106662B2 (ja) | 2011-05-17 | 2012-05-15 | 起動機構及び蓄積ばねエネルギーを使用する外部固定クランプシステム |
Country Status (5)
Country | Link |
---|---|
US (3) | US9277937B2 (ja) |
EP (1) | EP2712305B1 (ja) |
JP (1) | JP6106662B2 (ja) |
CN (1) | CN103687558B (ja) |
WO (1) | WO2012158698A1 (ja) |
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US20180103986A1 (en) | 2018-04-19 |
US20120296335A1 (en) | 2012-11-22 |
US9888943B2 (en) | 2018-02-13 |
EP2712305B1 (en) | 2018-08-29 |
CN103687558B (zh) | 2016-05-25 |
US10702308B2 (en) | 2020-07-07 |
US9277937B2 (en) | 2016-03-08 |
WO2012158698A1 (en) | 2012-11-22 |
US20160175011A1 (en) | 2016-06-23 |
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