JP2001505469A - 縦材を脊柱茎ねじと結合する装置 - Google Patents
縦材を脊柱茎ねじと結合する装置Info
- Publication number
- JP2001505469A JP2001505469A JP52605398A JP52605398A JP2001505469A JP 2001505469 A JP2001505469 A JP 2001505469A JP 52605398 A JP52605398 A JP 52605398A JP 52605398 A JP52605398 A JP 52605398A JP 2001505469 A JP2001505469 A JP 2001505469A
- Authority
- JP
- Japan
- Prior art keywords
- chuck
- hollow
- head
- conical
- pedicle screw
- 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
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, 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
-
- 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
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7041—Screws or hooks combined with longitudinal elements which do not contact vertebrae with single longitudinal rod offset laterally from single row of screws or hooks
-
- 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
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 脊柱固定システム内で縦材(1)を脊柱茎ねじ(2)と結合する装置で あって、中心軸線(4)と中心軸線に対し横方向に延びる縦材導入路(5)とを 有する受容ヘッド(3)と、上方へ開いた締付け手段(10;17)用受容部( 33)と、下方へ開き円錐形に下方へ先細にされた、中心軸線(4)を有する中 空室(6)1とが備えられ、中空室(6)内には中心軸線(4)を有するチャッ ク(7)が同心的にスライドするように収容され、該チャック(7)が、脊柱茎 ねじ(2)のへッド(9)をばね作用をもって受容するように構成されており、 しかも中空室(6)が、軸方向で上方へ向かって締付け手段(10)の受容部( 33)に開口し、かつまた締付け手段(10;17)が、チャック(7)を直接 的または間接的に軸方向下方へは加圧可能、かつ半径方向へは圧縮可能である形 式のものにおいて、 前記チャック(7)が、中空切頭円錐形に構成され、かつ軸方向に延びる少な くとも4つのスリット(8)を備えており、それらのうちの幾つかが、中空切頭 円錐形のチャック(7)の底面(34)に開口し、別の幾つかが頂面(35)に 開口していることを特徴とする、縦材を脊柱茎ねじと結合する装置。 2. 前記スリット(8)が、中空切頭円錐形のチャック(7)の底面(34 )と頂面(35)とに交互に開口していることを特徴とする、請求項1に記載さ れた装置。 3. 前記チャック(7)が少なくとも6つの、好ましくは8つのスリット( 8)を備えていることを特徴とする請求項1または2に記載された装置。 4. 前記チャック(7)が中心軸線(4)に対して回転対称的に構成されて いることを特徴とする、請求項1から3までのいずれか1項に記載された装置。 5. 前記中空切頭円錐形のチャック(7)の半円錐角α/2が、3°〜8° 、好ましくは5°〜7°であることを特徴とする、請求項1から4までのいずれ か1項に記載された装置。 6. 前記切頭円錐形の中空室(6)の半円錐角α/2が、3°〜8°、好ま しくは5°〜7°であることを特徴とする、請求項1から5までのいずれか1項 に記載された装置。 7. 前記中空切頭円錐形のチャック(7)の直径が、0.8〜1.2mmだ け、好ましくは0.9〜1.1mmだけ圧縮可能であることを特徴とする、請求 項1から6までのいずれか1項に記載された装置。 8. 前記中空切頭円錐形のチャック(7)の直径が、0.3〜0.6mmだ け、好ましくは0.35〜0.45mmだけ半径方向に拡張可能であることを特 徴とする、請求項1から7までのいずれか1項に記載された装置。 9. 前記中空切頭円錐形のチャック(7)の内面が凹状に構成されているこ とを特徴とする、請求項1から8までのいずれか1項に記載された装置。 10. 前記中空切頭円錐形のチャック(7)の内面が中空切頭円錐形に構成 されていることを特徴とする、請求項9に記載された装置。 11. 前記中空切頭円錐形のチャック(7)の内面がトーラス形に構成され ていることを特徴とする、請求項9に記載された装置。 12. 前記中空切頭円錐形のチャック(7)の内面が中空円筒形に構成され ていることを特徴とする、請求項1から8までのいずれか1項に記載された装置 。 13. 前記チャック(7)が、その下端に下方へ拡大する円錐形部(27) を有することにより、脊柱茎ねじ(2)の軸部(26)が中心軸線(4)に対し −25°〜+25°の角度αでロック可能であることを特徴とする、請求項1か ら12までのいずれか1項に記載された装置。 14. 前記チャック(7)が中心軸線(4)上に貫通孔を有していることを 特徴とする、請求項1から13までのいずれか1項に記載された装置。 15. 好ましくは球形のヘッド(9)を有する脊柱茎ねじ(2)を付加的に 含んでいることを特徴とする、請求項1から14までのいずれか1項に記載され た装置。 16. 脊柱茎ねじ(2)の前記球形のヘッド(9)が、好ましくは横溝また は横リブ(28)の形式の型付け部を有することを特徴とする、請求項15に記 載された装置。 17. 脊柱茎ねじ(2)の前記ヘッド(9)が六角穴(16)を有すること を特徴とする、請求項15または16に記載された装置。 18. 中空切頭円錐形のチャック(7)の前記内面が、好ましくは横溝また は横リブの形式の型付け部(29)を有することを特徴とする、請求項1から1 7までのいずれか1項に記載された装置。 19. 前記脊柱茎ねじ(2)が、好ましくは純チタン製の中空切頭円錐形チ ャック(7)の内面より硬質の材料、好ましくはTi−Al−Nb合金から成る ことを特徴とする、請求項15から18までのいずれか1項に記載された装置。 20. 脊柱茎ねじ(2)の球形ヘッド(9)と、チャック(7)内の対応受 容部との直径が、6〜10mm、好ましくは7.5〜8.5mmであることを特 徴とする、請求項15から19までのいずれか1項に記載された装置。 21. 球形ヘッド(9)の中心と縦材(1)の縦軸線(32)との間隔が、 4〜10mm、好ましくは6〜8mmであることを特徴とする、請求項15から 20までのいずれか1項に記載された装置。 22. 締付け手段(10;17)を含んでおり、該締付け手段によって、縦 材(1)が、受容ヘッド(3)内に直接的または間接的に、好ましくはスリーブ (16)を介して軸方向および回転方向に解除可能に固定可能であることを特徴 とする、請求項1から21までのいずれか1項に記載された装置。 23. 前記中心軸線(4)が導入路5を通っており、前記中空室(6)の延 長部(11)が導入路(5)内に達していることにより、締付け手段(10)が 、導入路(5)内に導入されている縦材(1)を介してチャック(7)を軸方向 下方へ押下げ、かつ半径方向に圧縮し得ることを特徴とする、請求項1から22 までのいずれか1項に記載された装置。 24. チャック(7)上方の中空室(6)内に、好ましくは中空円筒形の中 間部材(12)が配置され、この中間部材(12)に対し縦材(1)が作用する ことで、チャック(7)が軸方向下方へ押下げられ得ることを特徴とする、請求 項1から23までのいずれか1項に記載された装置。 25. チャック(7)上方の多角形の中空室(6)内に、好ましくは貫通穴 を有する、相補的に多角形の中間部材(12)が配置され、この中間部材に対し 縦材(1)が作用することで、チャック(7)が軸方向下方へ押下げられ得るこ とを特徴とする、請求項1から23までのいずれか1項に記載された装置。 26. 受容ヘッド(3)がヨーク状に構成されるように、前記導入路(5) が上方へ開かれていることいることを特徴とする、請求項1から25までのいず れか1項に記載された装置。 27. 前記受容ヘッド(3)が貫通穴(13)を有し、この貫通穴が、導入 路(5)と連通し、上方へ開かれ、ねじ山を有しており、さらに貫通穴(13) 内へは締付け手段(10)がねじ込み可能であることにより、導入路(5)に導 入された縦材(1)が軸方向かつ回転方向に固定され得ることを特徴とする、請 求項1から26までのいずれか1項に記載された装置。 28. 前記導入路(5)が側方に開かれており、それにより縦材(1)を側 方から受容し得ることを特徴とする、請求項1から25までのいずれか1項に記 載された装置。 29. 前記導入路(5)が側方へ開いていることで、縦材(1)を側方から 受容でき、かつ受容ヘッド(3)が、その上部(14)に外ねじ山(15)を有 しており、さらに付加的に、中空円筒形スリーブ(16)が切欠き(18)を備 え、外ねじ山(18)に対応するナット(17)が設けられており、こうするこ とにより、導入路(5)内に導入された縦材(1)が、スリーブ(16)を介し て軸方向かつ回転方向に固定可能であることを特徴とする、請求項1から25ま でのいずれか1項に記載された装置。 30. 前記中心軸線(4)が導入路(5)の外部に位置することを特徴とす る、請求項1から21までのいずれか1項に記載された装置。 31. 締付け手段(10)が直接的にチャック(7)を加圧することを特徴 とする、請求項1から29までのいずれか1項に記載された装置。 32. 締付け手段(10)が、好ましくは中空円筒形の中間部材(12)を 介して間接的にチャック(7)を加圧することを特徴とする、請求項1から29 までのいずれか1項に記載された装置。 33. 導入路(5)が閉じられていることを特徴とする、請求項30から3 2までのいずれか1項に記載された装置。 34. 導入路(5)が開かれていることを特徴とする、請求項30から32 までのいずれか1項に記載された装置。 35. 縦材(1)用の締付け部材が止めねじ(31)であることを特徴とす る、請求項30から34までのいずれか1項に記載された装置。 36. 中心軸線(4)と縦材(1)の縦軸線(32)との間隔が、縦材(1 )と中空室(6)との直径の合計の少なくとも1/2であることを特徴とする、 請求項30から35までのいずれか1項に記載された装置。 37. 締付け部材が、中間部材(12)を介してチャック(7)を加圧し、 縦材(1)用の締付け手段(10)が締付けねじ(36)に組込まれており、そ れによって縦材(1)と球形ヘッド(9)とを別個に固定し得ることを特徴とす る、請求項1から28までのいずれか1項に記載された装置。 38. 締付け部材が、中間部材(12)を介してチャック(7)を加圧し、 縦材(1)[用の締付け手段(10)が中間部材(12)に組込まれており、そ れによって縦材(1)と球形ヘッド(9)とを別個に固定し得ることを特徴とす る、請求項1から28までのいずれか1項に記載された装置。 39. 締付け部材が締付けねじ(36)であることを特徴とする、請求項3 7または38に記載された装置。 40. チャック(7)用の締付け部材が、締付けナット(38)である請求 項37または38に記載された装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CH1996/000437 WO1998025534A1 (de) | 1996-12-12 | 1996-12-12 | Vorrichtung zur verbindung eines längsträgers mit einer pedikelschraube |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2001505469A true JP2001505469A (ja) | 2001-04-24 |
JP3766107B2 JP3766107B2 (ja) | 2006-04-12 |
Family
ID=4550465
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52605398A Expired - Fee Related JP3766107B2 (ja) | 1996-12-12 | 1996-12-12 | 縦材を脊柱茎ねじと結合する装置 |
Country Status (11)
Country | Link |
---|---|
US (1) | US6063090A (ja) |
EP (1) | EP0951245B1 (ja) |
JP (1) | JP3766107B2 (ja) |
KR (1) | KR100417222B1 (ja) |
AT (1) | ATE234046T1 (ja) |
AU (1) | AU732351B2 (ja) |
CA (1) | CA2275250C (ja) |
DE (1) | DE59610225D1 (ja) |
ES (1) | ES2191775T3 (ja) |
HK (1) | HK1022617A1 (ja) |
WO (1) | WO1998025534A1 (ja) |
Cited By (10)
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JP2008517733A (ja) * | 2004-10-25 | 2008-05-29 | アルファスパイン インコーポレイテッド | ペディクルねじシステムおよび、該システムの組立/設置法 |
JP2008520357A (ja) * | 2004-11-23 | 2008-06-19 | ロジャー・ピー・ジャクソン | 多部品構成の軸部保持器を備えた多軸骨スクリュー |
JP2008521568A (ja) * | 2004-12-01 | 2008-06-26 | ウォーソー・オーソペディック・インコーポレーテッド | 側方装入式骨アンカー |
JP2010194309A (ja) * | 2009-02-20 | 2010-09-09 | Biedermann Motech Gmbh & Co Kg | ロッドを受けてそのロッドを骨固定要素に連結するための受け部、およびそのような受け部を有する骨固定装置 |
JP2010534116A (ja) * | 2007-07-20 | 2010-11-04 | ジンテス ゲゼルシャフト ミット ベシュレンクテル ハフツング | 多軸骨固定要素 |
JP2011518030A (ja) * | 2008-04-22 | 2011-06-23 | ジンテス ゲゼルシャフト ミット ベシュレンクテル ハフツング | 短縮タブを備えた骨固定要素 |
JP4937906B2 (ja) * | 2004-05-28 | 2012-05-23 | デピュイ・スパイン・インコーポレイテッド | 脊椎変形を矯正するための固定装置および方法 |
US8940024B2 (en) | 2007-07-31 | 2015-01-27 | Biedermann Technologies Gmbh & Co. Kg | Bone anchoring device |
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1996
- 1996-12-12 AT AT96939801T patent/ATE234046T1/de not_active IP Right Cessation
- 1996-12-12 KR KR10-1999-7005290A patent/KR100417222B1/ko not_active IP Right Cessation
- 1996-12-12 ES ES96939801T patent/ES2191775T3/es not_active Expired - Lifetime
- 1996-12-12 US US09/319,732 patent/US6063090A/en not_active Expired - Lifetime
- 1996-12-12 EP EP96939801A patent/EP0951245B1/de not_active Expired - Lifetime
- 1996-12-12 CA CA002275250A patent/CA2275250C/en not_active Expired - Lifetime
- 1996-12-12 WO PCT/CH1996/000437 patent/WO1998025534A1/de active IP Right Grant
- 1996-12-12 AU AU76901/96A patent/AU732351B2/en not_active Ceased
- 1996-12-12 DE DE59610225T patent/DE59610225D1/de not_active Expired - Lifetime
- 1996-12-12 JP JP52605398A patent/JP3766107B2/ja not_active Expired - Fee Related
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2000
- 2000-03-21 HK HK00101718A patent/HK1022617A1/xx not_active IP Right Cessation
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JP4937906B2 (ja) * | 2004-05-28 | 2012-05-23 | デピュイ・スパイン・インコーポレイテッド | 脊椎変形を矯正するための固定装置および方法 |
JP2008517733A (ja) * | 2004-10-25 | 2008-05-29 | アルファスパイン インコーポレイテッド | ペディクルねじシステムおよび、該システムの組立/設置法 |
JP2008520357A (ja) * | 2004-11-23 | 2008-06-19 | ロジャー・ピー・ジャクソン | 多部品構成の軸部保持器を備えた多軸骨スクリュー |
JP2011177534A (ja) * | 2004-11-23 | 2011-09-15 | Roger P Jackson | 多部品構成の軸部保持器を備えた多軸骨スクリュー |
JP2008521568A (ja) * | 2004-12-01 | 2008-06-26 | ウォーソー・オーソペディック・インコーポレーテッド | 側方装入式骨アンカー |
JP4767261B2 (ja) * | 2004-12-01 | 2011-09-07 | ウォーソー・オーソペディック・インコーポレーテッド | 側方装入式骨アンカー |
JP2010534116A (ja) * | 2007-07-20 | 2010-11-04 | ジンテス ゲゼルシャフト ミット ベシュレンクテル ハフツング | 多軸骨固定要素 |
US8940024B2 (en) | 2007-07-31 | 2015-01-27 | Biedermann Technologies Gmbh & Co. Kg | Bone anchoring device |
US9289246B2 (en) | 2007-07-31 | 2016-03-22 | Biedermann Technologies Gmbh & Co. Kg | Bone anchoring device |
JP2011518030A (ja) * | 2008-04-22 | 2011-06-23 | ジンテス ゲゼルシャフト ミット ベシュレンクテル ハフツング | 短縮タブを備えた骨固定要素 |
US8926671B2 (en) | 2009-02-20 | 2015-01-06 | Biedermann Technologies Gmbh & Co. Kg | Receiving part for receiving a rod for coupling the rod to a bone anchoring element and a bone anchoring device with such a receiving part |
JP2010194309A (ja) * | 2009-02-20 | 2010-09-09 | Biedermann Motech Gmbh & Co Kg | ロッドを受けてそのロッドを骨固定要素に連結するための受け部、およびそのような受け部を有する骨固定装置 |
US10076363B2 (en) | 2009-02-20 | 2018-09-18 | Biedermann Technologies Gmbh & Co. | Receiving part for receiving a rod for coupling the rod to a bone anchoring element and a bone anchoring device with such a receiving part |
US10182848B2 (en) | 2009-02-20 | 2019-01-22 | Biedermann Technologies Gmbh & Co. Kg | Receiving part for receiving a rod for coupling the rod to a bone anchoring element and a bone anchoring device with such a receiving part |
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JP2015128676A (ja) * | 2009-12-21 | 2015-07-16 | ビーダーマン・テクノロジーズ・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング・ウント・コンパニー・コマンディートゲゼルシャフトBiedermann Technologies Gmbh & Co. Kg | 骨固定装置、それを備えたモジュールシステム、および骨固定装置を組立てる方法 |
US9486246B2 (en) | 2009-12-21 | 2016-11-08 | Biedermann Technologies Gmbh & Co. Kg | Bone anchoring device |
US9895170B2 (en) | 2013-02-11 | 2018-02-20 | Biedermann Technologies Gmbh & Co. Kg | Coupling assembly for coupling a rod to a bone anchoring element and bone anchoring device with such a coupling assembly |
US10357289B2 (en) | 2013-02-11 | 2019-07-23 | Biedermann Technologies Gmbh & Co. Kg | Coupling assembly for coupling a rod to a bone anchoring element and bone anchoring device with such a coupling assembly |
US11090089B2 (en) | 2013-02-11 | 2021-08-17 | Biedermann Technologies Gmbh & Co. Kg | Coupling assembly for coupling a rod to a bone anchoring element and bone anchoring device with such a coupling assembly |
Also Published As
Publication number | Publication date |
---|---|
CA2275250C (en) | 2004-06-29 |
AU732351B2 (en) | 2001-04-26 |
EP0951245A1 (de) | 1999-10-27 |
ES2191775T3 (es) | 2003-09-16 |
EP0951245B1 (de) | 2003-03-12 |
KR100417222B1 (ko) | 2004-02-05 |
US6063090A (en) | 2000-05-16 |
ATE234046T1 (de) | 2003-03-15 |
AU7690196A (en) | 1998-07-03 |
DE59610225D1 (de) | 2003-04-17 |
KR20000057562A (ko) | 2000-09-25 |
JP3766107B2 (ja) | 2006-04-12 |
CA2275250A1 (en) | 1998-06-18 |
HK1022617A1 (en) | 2000-08-18 |
WO1998025534A1 (de) | 1998-06-18 |
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