JP2012505722A - 角度付き係止プレート/ネジインターフェース - Google Patents
角度付き係止プレート/ネジインターフェース Download PDFInfo
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- JP2012505722A JP2012505722A JP2011532255A JP2011532255A JP2012505722A JP 2012505722 A JP2012505722 A JP 2012505722A JP 2011532255 A JP2011532255 A JP 2011532255A JP 2011532255 A JP2011532255 A JP 2011532255A JP 2012505722 A JP2012505722 A JP 2012505722A
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- screw
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- 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
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8052—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded
- A61B17/8057—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded the interlocking form comprising a thread
-
- 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
- A61B17/8625—Shanks, i.e. parts contacting bone tissue
- A61B17/863—Shanks, i.e. parts contacting bone tissue with thread interrupted or changing its form along shank, other than constant taper
Abstract
Description
上方皿穴は、第一皿穴角度を有する非係止部分と、第二皿穴角度を有する係止部分とを含み得るし、非係止部分をリムと係止部分との間に配置し得る。
Claims (19)
- 骨ネジを固定プレートに係止可能に係合するシステムであって、
ネジ山付きネジ孔を含む係止固定プレートと、
概ね円錐形の頭部と、単一のネジ山とを含むネジとを含み、
前記ネジ山付きネジ孔は、前記ネジ山付きネジ孔を取り囲む内表面によって定められ、該内表面は、上方皿穴と、ネジ山付き部分とを含み、該ネジ山付き部分は、二重螺旋構造に配置される一対のネジ山を含み、
前記概ね円筒形の頭部は、先端部で終端する概ね円筒形のシャフトに先細り、前記単一のネジ山は、前記先端部付近で開始し、前記概ね円筒形のシャフトに沿って、前記概ね円錐形の頭部に向かって延び、前記単一のネジ山のネジ山の高さは、前記概ね円筒形のシャフトの大部分に亘って一定であり、前記ネジ山が前記頭部に向かって延びるに応じて先細る、
システム。 - 前記ネジを前記ネジ孔内に係止するために、前記ネジが前記ネジ孔内に螺入されるや否や、前記概ね円筒形の頭部上に配置される前記ネジ山の前記部分は、前記ネジ孔の前記内表面上に配置される前記一対のネジ山とインターフェース接続するよう構成される、請求項1に記載のシステム。
- 前記ネジは、ネジ山の谷底を含み、
前記頭部上に配置される前記ネジ山の部分のネジ山の高さは、前記ネジが前記ネジ孔内に螺入されるときに、前記頭部上に配置される前記谷底の前記部分が前記ネジ孔の前記内表面上に配置される前記一対のネジ山と接触するのを可能にするのに十分な程に浅い、
請求項1に記載のシステム。 - 前記ネジの前記頭部上の前記単一のネジ山のピッチは、前記ネジの本体上の前記単一のネジ山のピッチと異なる、請求項1に記載のシステム。
- 前記内表面は、下方皿穴を更に含み、
前記ネジ山付き部分は、前記上方皿穴と前記下方皿穴との間に配置される、
請求項1に記載のシステム。 - 前記ネジ山付きネジ孔は、リムによって取り囲まれ、
前記上方皿穴は、第一皿穴角度を有する非係止部分と、第二皿穴角度を有する係止部分とを含み、
前記非係止部分は、前記リムと前記係止部分との間に配置される、
請求項1に記載のシステム。 - 前記第一皿穴角度は、前記第二皿穴角度と異なる、請求項6に記載のシステム。
- 前記一対のネジ山の各ネジ山は、ネジ山の角度を含み、
前記第二皿穴角度は、前記一対のネジ山の各ネジ山の前記ネジ山の角度と等しい、
請求項6に記載のシステム。 - 前記ネジは、第一材料を含み、前記プレートは、第二材料を含み、前記第一材料は、前記第二材料よりも硬い、請求項1に記載のシステム。
- ネジ山付きネジ孔を含む係止固定プレートであって、
前記ネジ山付きネジ孔は、前記ネジ山付きネジ孔を取り囲む内表面によって定められ、該内表面は、上方皿穴と、ネジ山付き部分とを含み、該ネジ山付き部分は、二重螺旋構造に配置される一対のネジ山を含む、
係止固定プレート。 - 前記内表面は、下方皿穴を更に含み、
前記ネジ山付き部分は、前記上方皿穴と前記下方皿穴との間に配置される、請求項10に記載の係止固定プレート。 - 前記ネジ山付きネジ孔は、リムによって取り囲まれ、
前記上方皿穴は、第一皿穴角度を有する非係止部分と、第二皿穴角度を有する係止部分とを含み、
前記非係止部分は、前記リムと前記係止部分との間に配置される、
請求項10に記載の係止固定プレート。 - 前記第一皿穴角度は、前記第二皿穴角度と異なる、請求項12に記載の係止固定プレート。
- 前記螺旋の一対のネジ山の各ネジ山は、ネジ山の角度を含み、
前記第二皿穴角度は、前記螺旋形の対のネジ山の各ネジ山の前記ネジ山の角度と等しい、
請求項12に記載の係止固定プレート。 - ネジと係止固定プレートとを使用する方法であって、
係止固定プレートを通じてネジを骨に挿入することを含み、
前記係止固定プレートは、ネジ山付きネジ孔を含み、該ネジ山付きネジ孔は、該ネジ山付きネジ孔を取り囲む内表面によって定められ、該内表面は、上方皿穴と、ネジ山付き部分とを含み、該ネジ山付き部分は、二重螺旋構造に配置される一対のネジ山を含み、
前記ネジは、先端部で終端する概ね円筒形のシャフトに先細る概ね円錐形の頭部と、前記先端部付近で開始し、前記概ね円筒形のシャフトに沿って、前記概ね円錐形の頭部に向かって延びる単一のネジ山とを含み、該単一のネジ山のネジ山の高さは、前記概ね円筒形のシャフトの大部分に亘って一定であり、前記単一のネジ山が頭部に向かって延びるに応じて先細る、
方法。 - 前記概ね円錐形の頭部上に配置される前記ネジ山の前記部分が、前記ネジ孔の前記内表面上に配置される前記螺旋形の一対のネジ山とインターフェース接続し、前記ネジを前記ネジ孔内に係止するよう、前記ネジを前記ネジ孔内で回転することを更に含む、請求項15に記載の方法。
- 前記ネジ孔の中心軸と平行な角度以外の角度で前記ネジを前記ネジ孔内に係止することを更に含む、請求項16に記載の方法。
- 前記内表面は、下方皿穴を更に含み、
前記ネジ山付き部分は、前記上方皿穴と前記下方皿穴との間に配置される、
請求項15に記載の方法。 - 前記ネジ山付きネジ孔は、リムによって取り囲まれ、
前記上方皿穴は、第一皿穴角度を有する非係止部分と、第二皿穴角度を有する係止部分とを含み、
前記非係止部分は、前記リムと前記係止部分との間に配置される、
請求項15に記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10651108P | 2008-10-17 | 2008-10-17 | |
US61/106,511 | 2008-10-17 | ||
US12/535,816 | 2009-08-05 | ||
US12/535,816 US8597334B2 (en) | 2008-10-17 | 2009-08-05 | Angulated locking plate/screw interface |
PCT/US2009/060860 WO2010045471A1 (en) | 2008-10-17 | 2009-10-15 | Angulated locking plate/screw interface |
Publications (2)
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JP2012505722A true JP2012505722A (ja) | 2012-03-08 |
JP2012505722A5 JP2012505722A5 (ja) | 2014-04-24 |
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JP2011532255A Ceased JP2012505722A (ja) | 2008-10-17 | 2009-10-15 | 角度付き係止プレート/ネジインターフェース |
Country Status (7)
Country | Link |
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US (1) | US8597334B2 (ja) |
EP (1) | EP2373237B1 (ja) |
JP (1) | JP2012505722A (ja) |
AU (1) | AU2009305691A1 (ja) |
BR (1) | BRPI0920463A2 (ja) |
ES (1) | ES2424025T3 (ja) |
WO (1) | WO2010045471A1 (ja) |
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- 2009-08-05 US US12/535,816 patent/US8597334B2/en active Active
- 2009-10-15 ES ES09741143T patent/ES2424025T3/es active Active
- 2009-10-15 JP JP2011532255A patent/JP2012505722A/ja not_active Ceased
- 2009-10-15 EP EP09741143.3A patent/EP2373237B1/en not_active Not-in-force
- 2009-10-15 AU AU2009305691A patent/AU2009305691A1/en not_active Abandoned
- 2009-10-15 BR BRPI0920463A patent/BRPI0920463A2/pt not_active IP Right Cessation
- 2009-10-15 WO PCT/US2009/060860 patent/WO2010045471A1/en active Application Filing
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JP2004500956A (ja) * | 2000-06-26 | 2004-01-15 | ジンテーズ アクチエンゲゼルシャフト クール | 骨用プレート |
JP2007505682A (ja) * | 2003-09-17 | 2007-03-15 | ハンド・イノベーションズ・エルエルシー | 解剖学的遠位橈骨骨折固定用プレートおよびその使用方法 |
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Also Published As
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US8597334B2 (en) | 2013-12-03 |
WO2010045471A8 (en) | 2010-07-01 |
ES2424025T3 (es) | 2013-09-26 |
US20100100134A1 (en) | 2010-04-22 |
EP2373237A1 (en) | 2011-10-12 |
EP2373237B1 (en) | 2013-06-05 |
WO2010045471A1 (en) | 2010-04-22 |
BRPI0920463A2 (pt) | 2019-09-24 |
AU2009305691A1 (en) | 2010-04-22 |
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