JP6072220B2 - 人工足関節コンポーネント - Google Patents
人工足関節コンポーネント Download PDFInfo
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- JP6072220B2 JP6072220B2 JP2015503942A JP2015503942A JP6072220B2 JP 6072220 B2 JP6072220 B2 JP 6072220B2 JP 2015503942 A JP2015503942 A JP 2015503942A JP 2015503942 A JP2015503942 A JP 2015503942A JP 6072220 B2 JP6072220 B2 JP 6072220B2
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- artificial ankle
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- bearing surface
- ankle component
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- 210000003423 ankle Anatomy 0.000 title claims description 213
- 210000000544 articulatio talocruralis Anatomy 0.000 claims description 30
- 210000004233 talus Anatomy 0.000 claims description 8
- 210000002303 tibia Anatomy 0.000 claims description 6
- 230000003993 interaction Effects 0.000 claims description 5
- 210000002683 foot Anatomy 0.000 claims 1
- 230000000284 resting effect Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 2
- 239000004696 Poly ether ether ketone Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002530 polyetherether ketone Polymers 0.000 description 2
- 229920010741 Ultra High Molecular Weight Polyethylene (UHMWPE) Polymers 0.000 description 1
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 1
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Transplantation (AREA)
- Biomedical Technology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Description
Claims (15)
- 第1の人工足関節コンポーネントと、第2の人工足関節コンポーネントと、を有する人工足関節組立体であって、
前記第1の人工足関節コンポーネントは、第1のベアリング表面と、前記第1のベアリング表面から突出する1つ又は2つ以上の突出部と、を有し、
前記第2の人工足関節コンポーネントは、第2のベアリング表面と、前記1つ又は2つ以上の突出部をそれぞれ受入れるように構成された1つ又は2つ以上の受入れ部と、を有し、
前記第1のベアリング表面及び前記第2のベアリング表面は、互いに摺動可能に係合するように構成され、
前記突出部と前記受入れ部の相互作用により、前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントが、前記第1のベアリング表面及び前記第2のベアリング表面の間の界面によって定められる界面平面において互いに対して摺動できるように構成され、
前記突出部及び前記受入れ部は、前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントが、前記界面平面に対して垂直な成分を有する方向に互いから遠ざかることを制限するように構成される、人工足関節組立体。 - 前記第1の人工足関節コンポーネント及び/又は前記第2の人工足関節コンポーネントは、更に、リップ部を有し、前記リップ部は、前記第1のベアリング表面及び/又は前記第2のベアリング表面の縁部のところに又はその近くに設けられ、前記リップ部は、前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントの摺動を制限するように構成される、請求項1に記載の人工足関節組立体。
- 前記リップ部は、前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントの組立中、前記リップ部に対向する前記第1のベアリング表面又は前記第2のベアリング表面の縁部が前記リップ部の上に載るように構成される、請求項2に記載の人工足関節組立体。
- 前記リップ部は、前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントの組立中、前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントが、前記リップ部の上に載る前記第1のベアリング表面又は前記第2のベアリング表面の縁部によって、互いに弾性的に係止するように構成される、請求項3に記載の人工足関節組立体。
- 前記突出部及び/又は前記受入れ部の断面形状は、前記第1のベアリング表面又は前記第2のベアリング表面から遠い方の前記突出部又は前記受入れ部の端部において大きい、請求項1〜4のいずれか1項に記載の人工足関節組立体。
- 前記突出部及び/又は前記受入れ部は、T字形断面又はL字形断面を有する、請求項5に記載の人工足関節組立体。
- 前記突出部は、ネック部と、ヘッド部とを有し、前記ネック部の長さは、前記ヘッド部の長さよりも長い、請求項5又は6に記載の人工足関節組立体。
- 前記受入れ部は、前記第2の人工足関節コンポーネントの第2のベアリング表面に設けられたスロットの形態をなす、請求項1〜7のいずれか1項に記載の人工足関節組立体。
- 前記スロットに通じる開口は、前記第2の人工足関節コンポーネントの端壁に設けられ、前記開口は、前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントの組立中、前記突出部を受入れるように構成される、請求項8に記載の人工足関節組立体。
- 前記突出部及び前記受入れ部は、前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントの間の相対回転を許すように構成される、請求項1〜9のいずれか1項に記載の人工足関節組立体。
- 前記突出部及び前記受入れ部は、前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントの間の相対回転の量を制限するように構成される、請求項10に記載の人工足関節組立体。
- 前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントの一方は、第3の人工足関節コンポーネントと係合するように構成された追加のベアリング表面を有する、請求項1〜11のいずれか1項に記載の人工足関節組立体。
- 前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントの一方は、前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントの他方と前記第3の人工足関節コンポーネントとの間に設けられるベアリングインサートである、請求項12に記載の人工足関節組立体。
- 前記追加のベアリング表面は、前記第1の人工足関節コンポーネント及び前記第2の人工足関節コンポーネントの前記一方の第1のベアリング表面又は第2のベアリング表面の反対側に設けられ、前記突出部及び前記受入れ部の上に延びる、請求項12又は13に記載の人工足関節組立体。
- 前記第1の人工足関節コンポーネント又は第2の人工足関節コンポーネントの他方は、患者の脛骨に結合するように構成され、前記第3の人工足関節コンポーネントは、患者の距骨に結合するように構成される、請求項12〜14のいずれか1項に記載の人工足関節組立体。
Applications Claiming Priority (3)
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GB1206127.1A GB2500918A (en) | 2012-04-05 | 2012-04-05 | A prosthetic ankle with sliding engaging components |
GB1206127.1 | 2012-04-05 | ||
PCT/GB2013/050885 WO2013150308A1 (en) | 2012-04-05 | 2013-04-04 | Prosthetic ankle components |
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JP2015512316A JP2015512316A (ja) | 2015-04-27 |
JP2015512316A5 JP2015512316A5 (ja) | 2016-06-02 |
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GB2500918A (en) | 2012-04-05 | 2013-10-09 | Biomet Uk Healthcare Ltd | A prosthetic ankle with sliding engaging components |
ES2930135T3 (es) * | 2013-05-01 | 2022-12-07 | Ndsu Res Foundation | Aparato y método mejorados para la sustitución de un tobillo |
CN103598936B (zh) * | 2013-10-21 | 2016-02-24 | 上海市第十人民医院 | 一种组合式肿瘤型踝关节假体 |
US9579210B2 (en) * | 2014-11-07 | 2017-02-28 | Wright Medical Technology, Inc. | Talar dome fixation stem |
AU2016205292B2 (en) * | 2015-01-07 | 2019-02-14 | Wright Medical Technology, Inc. | Fixation mechanism for an implant |
US10398562B2 (en) * | 2015-01-20 | 2019-09-03 | Exactech, Inc. | Talar implant for modifying joint kinematics |
US9877839B2 (en) | 2015-08-25 | 2018-01-30 | Wright Medical Technology, Inc. | Modular talar fixation method and system |
US20170056188A1 (en) * | 2015-08-25 | 2017-03-02 | Wright Medical Technology, Inc. | Total ankle talar prosthesis with anchor holes and grooves |
CN105030385A (zh) * | 2015-08-27 | 2015-11-11 | 江苏奥康尼医疗科技发展有限公司 | 一种全有机高分子材料踝关节假体 |
US20170340450A1 (en) * | 2016-05-25 | 2017-11-30 | Arbelaez Jose Bernardo Toro | Reverse Ankle Replacement System |
US10136998B2 (en) * | 2016-08-30 | 2018-11-27 | Wright Medical Technology, Inc. | Revision total ankle implants |
CN106618807A (zh) * | 2016-11-17 | 2017-05-10 | 中国人民解放军第三军医大学第附属医院 | 一种可拆卸距骨假体 |
FR3070593A1 (fr) * | 2017-09-05 | 2019-03-08 | In2Bones | Prothese de cheville amelioree |
TWI786139B (zh) * | 2018-06-22 | 2022-12-11 | 財團法人工業技術研究院 | 人工關節 |
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ATE206604T1 (de) * | 1996-02-21 | 2001-10-15 | Plus Endoprothetik Ag | Kniegelenkendoprothese |
AU2447799A (en) * | 1997-09-08 | 1999-05-03 | Prosthetic Design, Inc. | Prosthetic foot with lateral and angular adjustability |
US6660039B1 (en) | 1998-05-20 | 2003-12-09 | Smith & Nephew, Inc. | Mobile bearing knee prosthesis |
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GB2404862A (en) | 2003-08-15 | 2005-02-16 | Biomet Merck Ltd | Prosthesis with adjustable bearing retainer |
WO2005030098A1 (de) * | 2003-08-27 | 2005-04-07 | Waldemar Link Gmbh & Co. Kg | Sprunggelenk-endoprothese |
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GB2500918A (en) | 2012-04-05 | 2013-10-09 | Biomet Uk Healthcare Ltd | A prosthetic ankle with sliding engaging components |
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2012
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2013
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GB2500918A (en) | 2013-10-09 |
CA2869107C (en) | 2019-06-04 |
CN104411272A (zh) | 2015-03-11 |
EP2833841B1 (en) | 2023-01-04 |
WO2013150308A1 (en) | 2013-10-10 |
AU2013245411A1 (en) | 2014-09-25 |
US9655734B2 (en) | 2017-05-23 |
JP2015512316A (ja) | 2015-04-27 |
CA2869107A1 (en) | 2013-10-10 |
US20170216041A1 (en) | 2017-08-03 |
AU2013245411B2 (en) | 2017-06-08 |
EP2833841A1 (en) | 2015-02-11 |
GB201206127D0 (en) | 2012-05-16 |
CN104411272B (zh) | 2017-07-18 |
ZA201406707B (en) | 2017-08-30 |
US20150057761A1 (en) | 2015-02-26 |
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