JP6408158B2 - 人工股関節用の大腿骨ステム及びポストステム - Google Patents
人工股関節用の大腿骨ステム及びポストステム Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/32—Joints for the hip
- A61F2/36—Femoral heads ; Femoral endoprostheses
- A61F2/3662—Femoral shafts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1662—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body
- A61B17/1664—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the hip
- A61B17/1668—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the hip for the upper femur
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/32—Joints for the hip
- A61F2/36—Femoral heads ; Femoral endoprostheses
- A61F2/3662—Femoral shafts
- A61F2/367—Proximal or metaphyseal parts of shafts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2002/30405—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by screwing complementary threads machined on the parts themselves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/30772—Apertures or holes, e.g. of circular cross section
- A61F2002/30774—Apertures or holes, e.g. of circular cross section internally-threaded
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/30878—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves with non-sharp protrusions, for instance contacting the bone for anchoring, e.g. keels, pegs, pins, posts, shanks, stems, struts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/32—Joints for the hip
- A61F2/36—Femoral heads ; Femoral endoprostheses
- A61F2/3609—Femoral heads or necks; Connections of endoprosthetic heads or necks to endoprosthetic femoral shafts
- A61F2002/3625—Necks
- A61F2002/3647—Necks pierced with a longitudinal bore
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/32—Joints for the hip
- A61F2/36—Femoral heads ; Femoral endoprostheses
- A61F2/3662—Femoral shafts
- A61F2002/3678—Geometrical features
- A61F2002/368—Geometrical features with lateral apertures, bores, holes or openings, e.g. for reducing the mass, for receiving fixation screws or for communicating with the inside of a hollow shaft
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Public Health (AREA)
- Vascular Medicine (AREA)
- Cardiology (AREA)
- Transplantation (AREA)
- Surgery (AREA)
- Dentistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Description
Claims (18)
- 人工股関節用の大腿骨ステムであって、
近位端部及び遠位端部を備えた全体として細長い形状を有する大腿骨底と、
前記大腿骨底の前記近位端部から延びるとともに同心軸線を備えた全体として管状の形状を有する大腿骨頸部と、
前記大腿骨頸部と全体として反対側に位置するとともに前記同心軸線と一線をなす前記大腿骨底の側部に設けられ、前記大腿骨頸部に近接するテーパ付き直径を備えた側方ポートと、
前記側方ポート内に取り外し可能に固定された第1の端部及び前記大腿骨底の前記側部から所定の距離にわたって延びる第2の端部を備えた側方ポストであって、前記第1の端部が、前記側方ポートの前記テーパ付き直径と一致するテーパ付き本体を備えた挿入先端部を備えた前記側方ポストと、を有する、大腿骨ステム。 - 前記大腿骨底は、前記細長い形状に沿って長手方向軸線を有し、前記長手方向軸線と前記同心軸線は、互いに動作角度をなしている、請求項1記載の大腿骨ステム。
- 前記動作角度は、30°〜60°である、請求項2記載の大腿骨ステム。
- 前記動作角度は、45°である、請求項3記載の大腿骨ステム。
- 前記中心軸線に沿って前記大腿骨頸部を同心状に貫通して延びる案内穴をさらに有し、前記案内穴は、前記側方ポートに結合している、請求項1記載の大腿骨ステム。
- 前記側方ポストの長軸と整列した状態で前記側方ポストの前記第1の端部から延びる案内ロッドをさらに有し、前記案内ロッドは、前記案内穴の内径に実質的に等しい外径を有する、請求項5記載の大腿骨ステム。
- 前記大腿骨底の前記側部からの前記所定の距離は、前記側方ポストが前記側方ポート内に固定されると、前記側方ポストの前記第2の端部が、前記大腿骨ステムが植え込まれる大腿骨の外側皮質を越えて約2mmにわたって延びるようなものである、請求項1記載の大腿骨ステム。
- 請求項1記載の前記大腿骨ステムを植え込む方法であって、
前記大腿骨ステムの植え込みのために非ヒトの大腿骨の端部を前処理するステップと、 前記大腿骨ステムを前記非ヒトの大腿骨内に植え込むステップと、
前記大腿骨ステムの前記側方ポートに隣接して前記非ヒトの大腿骨の外側皮質に側方穴をあけるステップと、
前記側方穴を通って前記側方ポート中に前記側方ポストを設置して前記側方ポストの一部分が前記非ヒトの大腿骨の前記外側皮質から突き出るようにするステップと、を含む、方法。 - 前記側方穴の深さを測定するステップと、
前記側方穴の前記測定深さに基づいて前記側方ポストを選択して前記側方ポストが前記外側皮質から少なくとも2mmだけ突き出るようにするステップと、をさらに含む、請求項8記載の方法。 - 人工股関節の大腿骨ステムを非ヒトの大腿骨に植え込む方法であって、
非ヒトの大腿骨の頸部のレプリカとなる大腿骨頸部を有する大腿骨ステムを有するステップを含み、前記大腿骨ステムは、前記大腿骨頸部の同心軸線と一線をなして前記大腿骨頸部と全体として反対側に位置する前記大腿骨頸部の側部に設けられた側方ポートを有し、
前記大腿骨ステムの植え込みのために大腿骨の端部を前処理する前処理ステップと、
前記大腿骨ステムを前記大腿骨内に植え込むステップと、
前記大腿骨ステムの前記側方ポートに隣接して前記大腿骨の外側皮質に側方穴をあける穴あけステップと、
前記側方穴を通って前記側方ポート中に前記側方ポストを設置して前記側方ポストの一部分が前記大腿骨の前記外側皮質から突き出るようにするステップと、を含む、方法。 - 前記前処理ステップは、
股関節部球窩に連結された大腿骨を含む非ヒトの股関節を露出させるステップと、
前記大腿骨を股関節部球窩から分離するステップと、
前記大腿骨の頭部及び頸部を切り取って前記大腿骨の内部を露出させるステップと、
前記大腿骨の前記露出内部をラスピングして前記大腿骨ステムを受け入れる腔を作るステップと、を含む、請求項10記載の方法。 - 前記穴あけステップは、
第1のドリルビットを案内穴から前記大腿骨頸部の前記同心軸線に沿って挿入するとともに前記側方ポートから挿入して前記側方ポートに隣接したところで前記大腿骨に接触させるステップを含み、
前記第1のドリルビットを用いて前記大腿骨の前記外側皮質にパイロット穴をあけるステップを含み、前記パイロット穴は、前記側方ポート及び前記同心軸線と整列し、
前記案内ワイヤを前記案内穴、前記側方ポート、及び前記外側皮質の前記パイロット穴から挿入して前記案内ワイヤが前記大腿骨から突き出るようにするステップを含み、
第2のドリルビットを前記パイロット穴から突き出た前記案内ワイヤと整列させるステップを含み、
前記第2のドリルビットを用いて前記大腿骨頸部の前記同心軸線と一線をなして前記外側皮質に前記側方穴をあけるステップを含む、請求項10記載の方法。 - 前記第1のドリルビットは、パイロット穴ドリルビットであり、前記第2のドリルビットは、套管状ドリルビットである、請求項12記載の方法。
- 前記側方ポストを前記側方ポート内に固定する固定ステップをさらに含む、請求項10記載の方法。
- 前記固定ステップは、前記側方ポストを前記側方ポート中にねじ込むステップを含む、請求項14記載の方法。
- 前記植え込みステップは、
前記大腿骨ステムを前記大腿骨の前記前処理端部に設けられた腔中に挿入するステップと、
前記大腿骨ステムを前記腔内に押し込むステップと、を含む、請求項10記載の方法。 - 前記穴あけステップ後に前記側方ポート及び前記側方穴をクリーニングして骨屑を除去するステップをさらに含む、請求項10記載の方法。
- 前記側方穴の深さを測定するステップと、
前記側方穴の前記測定深さに基づいて前記側方ポストを選択して前記側方ポストが少なくとも2mmだけ前記外側皮質から突き出るようにするステップと、をさらに含む、請求項10記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US201462047566P | 2014-09-08 | 2014-09-08 | |
US62/047,566 | 2014-09-08 | ||
US14/846,509 US9730798B2 (en) | 2014-09-08 | 2015-09-04 | Femoral stem and post system for hip prosthesis |
US14/846,509 | 2015-09-04 | ||
PCT/US2015/048901 WO2016040296A1 (en) | 2014-09-08 | 2015-09-08 | Femoral stem and post system for hip prosthesis |
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JP2017526516A JP2017526516A (ja) | 2017-09-14 |
JP2017526516A5 JP2017526516A5 (ja) | 2017-11-24 |
JP6408158B2 true JP6408158B2 (ja) | 2018-10-17 |
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US (2) | US9730798B2 (ja) |
EP (1) | EP3191028B1 (ja) |
JP (1) | JP6408158B2 (ja) |
AU (1) | AU2015315398B2 (ja) |
WO (1) | WO2016040296A1 (ja) |
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KR102350091B1 (ko) * | 2019-10-23 | 2022-01-12 | 주식회사 비트러스트메디텍 | 동물용 대퇴골 임플란트 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3896505A (en) * | 1970-03-31 | 1975-07-29 | Franz Donatus Timmermans | Endoprosthesis for the hipjoint |
FR2673831A1 (fr) * | 1991-03-11 | 1992-09-18 | Rech Fabrication Et | Tige femorale pour prothese de hanche et son procede de fabrication. |
FR2746001B1 (fr) * | 1996-03-12 | 1998-06-12 | Ensemble de chirurgie orthopedique pour prothese de hanche a col amovible | |
JP3692229B2 (ja) * | 1998-01-30 | 2005-09-07 | 京セラ株式会社 | 人工股関節 |
EP1168988B1 (en) * | 1999-02-19 | 2006-01-18 | James B. Grimes | Bone prosthesis |
DE10036985A1 (de) * | 2000-07-29 | 2002-02-07 | Klaus Draenert | Schuhlöffelprothese |
AU2006201044B2 (en) * | 2001-03-13 | 2009-06-18 | Nicholas G. Sotereanos | Hip implant assembly |
US7179264B2 (en) * | 2002-08-28 | 2007-02-20 | Depuy Products, Inc. | Cemented prosthetic kit |
EP1498090A1 (de) * | 2003-07-16 | 2005-01-19 | WALDEMAR LINK GmbH & Co. KG | Hüftprothese mit einem in den Oberschenkelknochen einzusetzenden Schaft |
US7608112B1 (en) * | 2004-09-13 | 2009-10-27 | Howmedica Osteonics Corp. | Hip arthroplasty trialing apparatus and method |
WO2010050252A1 (ja) * | 2008-10-31 | 2010-05-06 | 株式会社ロバート・リード商会 | 骨固定部材及び大腿骨固定システム |
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2015
- 2015-09-04 US US14/846,509 patent/US9730798B2/en active Active
- 2015-09-08 EP EP15840244.6A patent/EP3191028B1/en active Active
- 2015-09-08 WO PCT/US2015/048901 patent/WO2016040296A1/en active Application Filing
- 2015-09-08 JP JP2017533165A patent/JP6408158B2/ja active Active
- 2015-09-08 AU AU2015315398A patent/AU2015315398B2/en active Active
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AU2015315398B2 (en) | 2019-12-12 |
WO2016040296A1 (en) | 2016-03-17 |
EP3191028A4 (en) | 2018-04-11 |
US20160067047A1 (en) | 2016-03-10 |
EP3191028B1 (en) | 2019-11-27 |
NZ728884A (en) | 2021-01-29 |
US20170296348A1 (en) | 2017-10-19 |
JP2017526516A (ja) | 2017-09-14 |
US9730798B2 (en) | 2017-08-15 |
AU2015315398A1 (en) | 2017-03-02 |
EP3191028A1 (en) | 2017-07-19 |
US10166107B2 (en) | 2019-01-01 |
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