JP4739351B2 - 骨幹インプラントを用いたモジュール式インプラントシステムおよび方法 - Google Patents
骨幹インプラントを用いたモジュール式インプラントシステムおよび方法 Download PDFInfo
- Publication number
- JP4739351B2 JP4739351B2 JP2007546849A JP2007546849A JP4739351B2 JP 4739351 B2 JP4739351 B2 JP 4739351B2 JP 2007546849 A JP2007546849 A JP 2007546849A JP 2007546849 A JP2007546849 A JP 2007546849A JP 4739351 B2 JP4739351 B2 JP 4739351B2
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- JP
- Japan
- Prior art keywords
- implant component
- diaphyseal
- diaphyseal implant
- implant
- modular
- 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.)
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Images
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Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
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Description
本発明は、米国仮特許出願シリアル番号第60/637,015号(出願日:2004年12月17日、ロバートK.へック(Robert K. Heck)およびステファンA.ヘイズブルック(Stephen A. Hazebrouck)による、名称「骨幹インプラントを用いたモジュール式インプラントシステムおよび方法(Modular Implant System and Method with Diaphyseal Implant)」)、米国仮特許出願シリアル番号第60/732,402号(出願日:2005年10月31日、ロバートK.へック(Robert K. Heck)およびステファンA.ヘイズブルック(Stephen A. Hazebrouck))による、名称「骨幹インプラントおよびアダプタを用いたモジュール式インプラントシステムおよび方法(Modular Implant System and Method with Diaphyseal Implant and Adapter)」、ならびに米国仮特許出願シリアル番号第60/731,999号(出願日:2005年10月31日、ロバートK.へック(Robert K. Heck)およびステファンA.ヘイズブルック(Stephen A. Hazebrouck)による、名称「モジュール式骨幹およびカラーインプラント(Modular Diaphyseal and Collar Implant)」)に対する優先権を主張する。これら文献はすべて、同文献全体を、参照により本明細書中に組み込む。
本発明は、概して人工関節に関し、より詳細には、モジュール式整形外科用下肢インプラントシステムに関する。
本発明は、長骨の骨幹領域において効果的に使用可能であるインプラントシステム、および、長骨の骨幹領域にシステムを植え込むための外科的方法に対する必要性に対処する。
本発明の原理を取り入れたモジュール式整形外科用膝用インプラントシステムを添付図面に示す。図示のモジュール式整形外科用膝用インプラントシステムは、いくつかの既存の整形外科用膝用インプラントシステムの部品と、整形外科医が個々の患者の要求に適した適切な部品をより柔軟に選択することを可能にする新規部品とを含む。これらの患者の要求は、個々の解剖学的構造および天然骨組織の状態等の要素を含み得る。
)から入手可能なインプラント部品を参照しながら本発明の原理について記載および図示してきたが、本発明はこれらの部品またはその特徴に限定されないことが理解されるべきである。本発明の原理は、他の製造業者のインプラント部品、および続いて開発されたインプラント部品を含む、他のインプラント部品にも適用可能である。
(1) 骨幹インプラント部品において、
第1の端部と、
ボアを備える第2の端部と、
前記第1の端部から前記第2の端部へと延びる長さ方向軸と、
前記第1の端部における第1の先細部位、および前記第2の端部における第2の先細部位を含む、外面と、
を備え、
前記ボアは、先細状であり、かつ、前記第2の端部における最大内側寸法、および前記インプラント部品の前記第1の端部と前記第2の端部との間に間隔を空けて配置された最小内側寸法を有し、
前記外面の前記第1の先細部位は、前記第1の端部における最小外側寸法、および前記第1の端部から間隔を空けて配置された最大外側寸法を有し、
前記外面の前記第2の先細部位は、前記第2の端部における最小外側寸法、および前記第1の端部および前記第2の端部から間隔を空けて配置された最大外側寸法を有し、
前記第2の先細部位は、前記第2の先細部位の前記最大外側寸法において2本の垂直な交軸に沿って同一外側寸法を有し、
前記外面の前記第1の先細部位は、平滑であり、前記外面の前記第2の先細部位、は多孔質である、
骨幹インプラント部品。
(2) 実施態様1に記載の骨幹インプラント部品において、
前記外面の前記第1の先細部位と前記外面の前記第2の先細部位との間に配置された、環状カラー、
をさらに備え、
前記環状カラーは、前記外面の前記第1の先細部位の前記最大外側寸法よりも大きく、かつ、前記外面の前記第2の先細部位の前記最大外側寸法よりも大きな、外径を有する、骨幹インプラント部品。
(3) 実施態様2に記載の骨幹インプラント部品において、
前記カラーの前記外面の少なくとも一部は、多孔質である、骨幹インプラント部品。
(4) 実施態様2に記載の骨幹インプラント部品において、
前記カラーは、円筒型形状を有する部位を含む外面を有する、骨幹インプラント部品。
(5) 実施態様4に記載の骨幹インプラント部品において、
前記カラーの前記外面は、円錐台形状を有する部位を含む、骨幹インプラント部品。
(6) 実施態様5に記載の骨幹インプラント部品において、
前記カラーの円筒形状の前記外面の少なくとも一部は、多孔質である、骨幹インプラント部品。
前記インプラント部品の前記外面の前記第2の先細部位は、
前記インプラント部品の前記第1の端部と前記インプラント部品の前記第2の端部との間の第1の段部と、
前記インプラント部品の前記第2の端部にある最終段部と、
前記第1の段部と前記最終段部との間の中間段部と、
を含み、
各前記段部は、最大外側寸法、および長さ方向の高さを有し、
前記インプラント部品の前記第2の先細部位の前記最大外側寸法は、前記第1の段部にあり、
前記インプラント部品の前記第2の先細部位の前記最小外側寸法は、前記最終段部にある、骨幹インプラント部品。
(8) 実施態様7に記載の骨幹インプラント部品において、
前記第1の段部の高さは、前記最終段部の高さよりも短く、かつ前記中間段部の高さよりも短い、骨幹インプラント部品。
(9) 実施態様8に記載の骨幹インプラント部品において、
前記第1の段部の前記高さは、約2mmである、骨幹インプラント部品。
(10) 実施態様7に記載の骨幹インプラント部品において、
各前記段部の表面は、十分に多孔質コーティングされている、骨幹インプラント部品。
(11) 実施態様1に記載の骨幹インプラント部品において、
前記インプラント部品は、異なるサイズの複数の骨幹インプラント部品を含むキットの一部である、骨幹インプラント部品。
(12) 実施態様1に記載の骨幹インプラント部品において、
前記骨幹インプラント部品は、キットの一部であり、
前記キットは、
前記骨幹インプラント部品の前記第2の端部への取り付けのためのステムと、
前記骨幹インプラント部品の前記第1の端部への取り付けのための、前記ステムおよび前記骨幹インプラント部品と異なる形状を有する別のインプラント部品と、、
を含む、骨幹インプラント部品。
前記骨の一部位を除去するように前記骨を切除して、前記骨の前記骨幹の少なくとも一部位を残す工程と、
前記骨の前記骨幹中に先細ボアを調製する工程と、
骨幹部位、およびステム部位を含む、インプラントを提供する工程と、
前記ステム部位を前記髄内管中に挿入し、かつ前記骨幹部位を前記骨の前記骨幹中の前記先細ボア中に挿入する工程と、
を含む、方法。
(14) 実施態様13に記載の方法において、
前記インプラントの前記骨幹部位は、複数の段部を含み、
各前記段部は、最大外側寸法、および高さを有し、
前記ステムに最も近い段部は、最小外側寸法を有し、
前記インプラントの前記関節接合部位に最も近い段部は、最大外側寸法を有する、方法。
(15) 実施態様14に記載の方法において、
前記インプラントの前記関節接合部位に最も近い段部は、前記骨の外側に露出され、
その他の段部は、前記骨の前記骨幹中の前記先細ボア内に受容される、方法
(16) 実施態様13に記載の方法において、
前記インプラントは、
遠位大腿骨の関節接合部位、
近位大腿骨の関節接合部位、および、
近位脛骨の関節接合部位、
のうちの1つを置換するように成形された、関節接合部位を含む、方法。
(17) 実施態様13に記載の方法において、
前記インプラントは、節間骨の一セグメントを置換するように成形された、節間部位を含む、方法。
前記長骨の前記髄内管中に受容されるべき複数のモジュール式ステムであって、前記ステムはそれぞれ、自由端部、および別のインプラント部品に接続可能な、対向する端部を有する、モジュール式ステムと、
前記モジュール式ステムに接続可能な複数のモジュール式骨幹部品であって、
前記骨幹部品はそれぞれ、
第1の端部、
選択されたモジュール式ステムへの接続のための第2の端部、ならびに、
前記第2の端部における最小外側寸法、および前記第2の端部から間隔を空けて配置された最大外側寸法を有する、多孔質先細状外面、
を含む、モジュール式骨幹部品と、
を含み、
前記第2の先細部位は、前記第2の先細部位の最大外側寸法における2本の垂直な交軸に沿って同一外側寸法を有する、
キット。
(19) 実施態様18に記載のキットにおいて、
前記複数のモジュール式骨幹部品の前記多孔質先細状外面は、複数の段部を含み、
前記段部はそれぞれ、円筒形状の外面を有する、キット。
(20) 実施態様19に記載のキットにおいて、
前記複数の段部は、第1の段部、最終段部、および中間段部を含み、
前記段部はそれぞれ、高さを有し、
前記第1の段部は、最小高さ、および最大外側寸法を有する、キット。
(21) 実施態様18に記載のキットにおいて、
前記長骨の前記関節接合部位と置換するように成形およびサイズ決めされる、複数のモジュール式関節接合部品、
をさらに含み、
前記モジュール式関節接合部品は、前記モジュール式骨幹部品に接続可能である、キット。
(22) 実施態様18に記載のキットにおいて、
前記長骨の節間セグメントと置換するように成形およびサイズ決めされる、複数のモジュール式節間部品、
をさらに含み、
前記モジュール式節間部品は、前記モジュール式骨幹部品に接続可能である、キット。
Claims (17)
- 骨幹インプラント部品において、
第1の端部と、
ボアを備える第2の端部と、
前記第1の端部から前記第2の端部へと延びる長さ方向軸と、
前記第1の端部における第1の先細部位、および前記第2の端部における第2の先細部位を含む、外面と、
を備え、
前記ボアは、先細状であり、かつ、前記第2の端部における最大内側寸法、および前記インプラント部品の前記第1の端部と前記第2の端部との間に間隔を空けて配置された最小内側寸法を有し、
前記外面の前記第1の先細部位は、前記第1の端部における最小外側寸法、および前記第1の端部から間隔を空けて配置された最大外側寸法を有し、
前記外面の前記第2の先細部位は、前記第2の端部における最小外側寸法、および前記第1の端部および前記第2の端部から間隔を空けて配置された最大外側寸法を有し、
前記第2の先細部位は、前記第2の先細部位の前記最大外側寸法において2本の垂直な交軸に沿って同一外側寸法を有し、
前記外面の前記第1の先細部位は、平滑であり、前記外面の前記第2の先細部位は、多孔質であり、
前記第2の先細部位は複数の段部を備え、前記複数の段部の内の最も前記第2の端部に近い最終段部は最小外側寸法を有し、前記複数の段部の内の最も前記第1の端部に近い第1の段部は最大外側寸法を有する、骨幹インプラント部品。 - 請求項1に記載の骨幹インプラント部品において、
前記外面の前記第1の先細部位と前記外面の前記第2の先細部位との間に配置された、環状カラー、
をさらに備え、
前記環状カラーは、前記外面の前記第1の先細部位の前記最大外側寸法よりも大きく、かつ、前記外面の前記第2の先細部位の前記最大外側寸法よりも大きな、外径を有する、骨幹インプラント部品。 - 請求項2に記載の骨幹インプラント部品において、
前記カラーの前記外面の少なくとも一部は、多孔質である、骨幹インプラント部品。 - 請求項2に記載の骨幹インプラント部品において、
前記カラーは、円筒型形状を有する部位を含む外面を有する、骨幹インプラント部品。 - 請求項4に記載の骨幹インプラント部品において、
前記カラーの前記外面は、円錐台形状を有する部位を含む、骨幹インプラント部品。 - 請求項5に記載の骨幹インプラント部品において、
前記カラーの円筒形状の前記外面の少なくとも一部は、多孔質である、骨幹インプラント部品。 - 請求項1に記載の骨幹インプラント部品において、
前記インプラント部品の前記外面の前記第2の先細部位は、
前記インプラント部品の前記第1の端部と前記インプラント部品の前記第2の端部との間の前記第1の段部と、
前記インプラント部品の前記第2の端部にある前記最終段部と、
前記第1の段部と前記最終段部との間の中間段部と、
を含み、
各前記段部は、最大外側寸法、および長さ方向の高さを有し、
前記インプラント部品の前記第2の先細部位の前記最大外側寸法は、前記第1の段部にあり、
前記インプラント部品の前記第2の先細部位の前記最小外側寸法は、前記最終段部にある、骨幹インプラント部品。 - 請求項7に記載の骨幹インプラント部品において、
前記第1の段部の高さは、前記最終段部の高さよりも短く、かつ前記中間段部の高さよりも短い、骨幹インプラント部品。 - 請求項8に記載の骨幹インプラント部品において、
前記第1の段部の前記高さは、約2mmである、骨幹インプラント部品。 - 請求項7に記載の骨幹インプラント部品において、
各前記段部の表面は、十分に多孔質コーティングされている、骨幹インプラント部品。 - 請求項1に記載の骨幹インプラント部品において、
前記インプラント部品は、異なるサイズの複数の骨幹インプラント部品を含むキットの一部である、骨幹インプラント部品。 - 請求項1に記載の骨幹インプラント部品において、
前記骨幹インプラント部品は、キットの一部であり、
前記キットは、
前記骨幹インプラント部品の前記第2の端部への取り付けのためのステムと、
前記骨幹インプラント部品の前記第1の端部への取り付けのための、前記ステムおよび前記骨幹インプラント部品と異なる形状を有する別のインプラント部品と、
を含む、骨幹インプラント部品。 - 長骨の一部位と置換するための整形外科用インプラントキットであって、前記長骨は、関節接合部位、骨幹、および髄内管を有する、インプラントキットにおいて、
前記長骨の前記髄内管中に受容されるべき複数のモジュール式ステムであって、前記ステムはそれぞれ、自由端部、および別のインプラント部品に接続可能な、対向する端部を有する、モジュール式ステムと、
前記モジュール式ステムに接続可能な複数のモジュール式骨幹部品であって、
前記骨幹部品はそれぞれ、
第1の端部、
選択されたモジュール式ステムへの接続のための第2の端部、ならびに、
前記第2の端部における最小外側寸法、および前記第2の端部から間隔を空けて配置された最大外側寸法を有する、多孔質先細状外面、
を含む、モジュール式骨幹部品と、
を含み、
前記多孔質先細状外面は、前記多孔質先細状外面の最大外側寸法における2本の垂直な交軸に沿って同一外側寸法を有し、
前記多孔質先細状外面は複数の段部を備え、前記複数の段部の内の最も前記第2の端部に近い最終段部は最小外側寸法を有し、前記複数の段部の内の最も前記第1の端部に近い第1の段部は最大外側寸法を有する、
キット。 - 請求項13に記載のキットにおいて、
前記複数のモジュール式骨幹部品の前記多孔質先細状外面の前記複数の段部はそれぞれ、円筒形状の外面を有する、キット。 - 請求項14に記載のキットにおいて、
前記複数の段部は、前記第1の段部、前記最終段部、および中間段部を含み、
前記段部はそれぞれ、高さを有し、
前記第1の段部は、最小高さ、および最大外側寸法を有する、キット。 - 請求項13に記載のキットにおいて、
前記長骨の前記関節接合部位と置換するような形状およびサイズを持つ、複数のモジュール式関節接合部品、
をさらに含み、
前記モジュール式関節接合部品は、前記モジュール式骨幹部品に接続可能である、キット。 - 請求項13に記載のキットにおいて、
前記長骨の節間セグメントと置換するような形状およびサイズを持つ、複数のモジュール式節間部品、
をさらに含み、
前記モジュール式節間部品は、前記モジュール式骨幹部品に接続可能である、キット。
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US63701504P | 2004-12-17 | 2004-12-17 | |
US60/637,015 | 2004-12-17 | ||
US73199905P | 2005-10-31 | 2005-10-31 | |
US73240205P | 2005-10-31 | 2005-10-31 | |
US60/732,402 | 2005-10-31 | ||
US60/731,999 | 2005-10-31 | ||
PCT/US2005/045197 WO2006065879A2 (en) | 2004-12-17 | 2005-12-14 | Modular implant system and method with diaphyseal implant |
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JP2007546814A Active JP4659044B2 (ja) | 2004-12-17 | 2005-12-14 | モジュール式骨幹およびカラーインプラント |
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WO2006065880A3 (en) | 2006-08-03 |
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WO2006065768A3 (en) | 2006-12-14 |
WO2006065879A2 (en) | 2006-06-22 |
JP4607189B2 (ja) | 2011-01-05 |
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US8100982B2 (en) | 2012-01-24 |
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