JP2017513647A - 転換可能なプレパーシャル膝関節置換物 - Google Patents
転換可能なプレパーシャル膝関節置換物 Download PDFInfo
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- 238000013150 knee replacement Methods 0.000 title description 2
- 229910052751 metal Inorganic materials 0.000 claims abstract description 19
- 239000002184 metal Substances 0.000 claims abstract description 19
- 229920000642 polymer Polymers 0.000 claims abstract description 19
- 210000000689 upper leg Anatomy 0.000 claims description 27
- 210000002303 tibia Anatomy 0.000 claims description 20
- 239000007943 implant Substances 0.000 claims description 18
- 230000007547 defect Effects 0.000 claims description 11
- 230000014759 maintenance of location Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 210000000988 bone and bone Anatomy 0.000 description 12
- 239000002639 bone cement Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 201000008482 osteoarthritis Diseases 0.000 description 4
- 210000003127 knee Anatomy 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 208000024891 symptom Diseases 0.000 description 3
- 229910000684 Cobalt-chrome Inorganic materials 0.000 description 2
- 229920010741 Ultra High Molecular Weight Polyethylene (UHMWPE) Polymers 0.000 description 2
- 239000000560 biocompatible material Substances 0.000 description 2
- 210000000845 cartilage Anatomy 0.000 description 2
- 239000010952 cobalt-chrome Substances 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical compound [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- -1 for example Substances 0.000 description 1
- 210000000629 knee joint Anatomy 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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
- A61F2/38—Joints for elbows or knees
- A61F2/3859—Femoral components
-
- 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
- A61F2/38—Joints for elbows or knees
-
- 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
- A61F2/38—Joints for elbows or knees
- A61F2/3836—Special connection between upper and lower leg, e.g. constrained
-
- 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
- A61F2/38—Joints for elbows or knees
- A61F2/3868—Joints for elbows or knees with sliding tibial bearing
-
- 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
- A61F2/38—Joints for elbows or knees
- A61F2/3859—Femoral components
- A61F2002/3863—Condyles fitted on an anchored base
-
- 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
- A61F2/38—Joints for elbows or knees
- A61F2002/3895—Joints for elbows or knees unicompartimental
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Physical Education & Sports Medicine (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (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)
Abstract
Description
Claims (20)
- 本体部と、前記本体部から延び大腿骨顆内に固定されるように構成された保持部材とを含む、金属ベース部材と、
前記金属ベース部材の前記本体部に結合され、金属脛骨要素の平坦な表面に直接的に関節接続するように構成された関節面を含む、重合体関節部材と、
を備える、単顆関節面置換用大腿骨要素。 - 前記保持部材がポスト、フランジ、ペグ又はキールの1つである、請求項1に記載の単顆関節面置換用大腿骨要素。
- 前記保持部材が、前部ポストと、前記前部ポストから離間した後部ポストとを含む、請求項1に記載の単顆関節面置換用大腿骨要素。
- 内側−外側幅より大きい前−後長さを更に備える、請求項1に記載の単顆関節面置換用大腿骨要素。
- 前記本体部が、前記重合体関節部材の突起部と協働して前記重合体関節部材を前記本体部に固定するように構成された凹部を画定する、請求項1に記載の単顆関節面置換用大腿骨要素。
- 前記重合体関節部材が、前記関節面と、前記本体部に直接当接しかつ前記関節面の反対側の内側表面と、の間に厚さを画定する、請求項1に記載の単顆関節面置換用大腿骨要素。
- 前記重合体関節部材が、それぞれ異なる厚さを有する複数のそれぞれ異なる重合体関節部材から選択される、請求項6に記載の単顆関節面置換用大腿骨要素。
- 前記脛骨要素が、平坦な表面を有する脛骨トレイと、前記脛骨トレイの下側表面から延びる保持フランジと、前記脛骨トレイの内側端部において上に延びる側壁とを含み、
前記脛骨要素が金属の一体要素である、請求項1に記載の単顆関節面置換用大腿骨要素。 - 前記脛骨要素が、前記平坦な表面において重合体ベアリングを滑動可能に収容するように構成され、前記重合体ベアリングが、前記単顆関節面置換用大腿骨要素の除去後に大腿骨に埋植された修正大腿骨要素と協働するように構成され、前記修正大腿骨要素が前記単顆関節面置換用大腿骨要素より更に前−後方向に延びる、請求項8に記載の単顆関節面置換用大腿骨要素。
- 金属ベース部材と重合体関節部材とを含む単顆関節面置換用大腿骨要素と、
平坦な上側関節面を持つ脛骨トレイと前記脛骨トレイの下側表面から延びる脛骨保持部材とを含む、脛骨要素と、
を備え、
前記脛骨要素の前記平坦な上側関節面が前記重合体関節部材と直接的に関節接合するように構成され、かつ、
前記脛骨要素の前記平坦な上側関節面が、更に、前記単顆関節面置換用大腿骨要素が大腿骨から除去された後に、前記単顆関節面置換用大腿骨要素の代わりに前記大腿骨に埋植された修正大腿骨要素と、前記上側関節面に着座した滑動式ベアリングを介して、関節接合するように構成される、
単顆関節面置換用大腿骨組立体。 - 前記単顆関節面置換用大腿骨要素が第1前−後長さを有し、前記第1前−後長さが前記修正大腿骨要素の第2前−後長さより小さい、請求項10に記載の単顆関節面置換用大腿骨組立体。
- 前記金属ベース部材が、本体部と、前記本体部から延び大腿骨顆内に固定されるように構成される大腿骨保持部材とを含み、
前記重合体関節部材が前記金属ベース部材の前記本体部に結合され、かつ
前記大腿骨保持部材がポスト、フランジ、ペグ又はキールの1つである、
請求項10に記載の単顆関節面置換用大腿骨組立体。 - 前記重合体関節部材が、前記重合体関節部材の関節面と、前記金属ベース部材に当接する内側表面と、の間に厚さを画定し、かつ
前記重合体関節部材がそれぞれ異なる厚さを有する複数のそれぞれ異なる関節部材から選択される、請求項10に記載の単顆関節面置換用大腿骨組立体。 - 前記単顆関節面置換用大腿骨要素が第1内側−外側幅を有し、前記第1内側−外側幅が前記修正大腿骨要素の第2内側−外側幅に等しい、請求項10に記載の単顆関節面置換用大腿骨組立体。
- 前記単顆関節面置換用大腿骨要素が第1内側−外側幅を有し、前記第1内側−外側幅が前記修正大腿骨要素の第2内側−外側幅より小さい、請求項10に記載の単顆関節面置換用大腿骨組立体。
- 前記本体部が、前記重合体関節部材の突起部と協働して前記重合体関節部材を前記本体部に固定するように構成された凹部を画定する、請求項12に記載の単顆関節面置換用大腿骨組立体。
- 大腿骨顆における大腿骨の欠損を修復するための方法であって、
インプラント部位を形成するために前記欠損において前記大腿骨顆を切断するステップと、
金属ベース部材が前記大腿骨顆内に固定され、かつ重合体関節部材が前記大腿骨と脛骨との間に画定された関節空間の中へ延びるように、前記インプラント部位において前記大腿骨顆の中に単顆関節面置換用大腿骨要素を埋植するステップと、
脛骨要素を受け入れるように前記脛骨を準備するステップと、
前記脛骨の中へ前記脛骨要素を埋植するステップであって、前記脛骨要素が平坦な上側関節面を含む、ステップと、
を備え、
前記重合体関節部材が、前記上側関節面まで延びて前記上側関節面と直接的に関節接合するために充分な厚さを有する、
方法。 - 前記埋植された単顆関節面置換用大腿骨要素を、前記単顆関節面置換用大腿骨要素の第2前−後長さより大きい第1前−後長さを有する修正大腿骨要素と置き換えるステップと、
重合体ベアリングが前記上側関節面に沿って滑動するように構成されるように、前記脛骨要素の前記上側関節面の上に前記重合体ベアリングを配置するステップと、
前記修正大腿骨要素と前記脛骨要素との間で前記ベアリングを介して間接的に関節接合できるように前記修正大腿骨要素を前記重合体ベアリングと噛み合わせるステップと、
を更に備える、請求項17に記載の方法。 - それぞれ異なる厚さの重合体関節部材を有する複数のそれぞれ異なる単顆関節面置換用大腿骨要素から前記単顆関節面置換用大腿骨要素を選択するステップを更に備える、請求項17に記載の方法。
- 前記脛骨要素及び前記脛骨が前記修正大腿骨要素を収容するために修正されない、請求項17に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/263,133 | 2014-04-28 | ||
US14/263,133 US9622868B2 (en) | 2014-04-28 | 2014-04-28 | Convertible pre-partial knee replacement |
PCT/US2015/027717 WO2015167985A1 (en) | 2014-04-28 | 2015-04-27 | Convertible pre-partial knee replacement |
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JP2017513647A true JP2017513647A (ja) | 2017-06-01 |
JP2017513647A5 JP2017513647A5 (ja) | 2018-03-15 |
JP6687538B2 JP6687538B2 (ja) | 2020-04-22 |
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JP2016565004A Active JP6687538B2 (ja) | 2014-04-28 | 2015-04-27 | 転換可能なプレパーシャル膝関節置換物 |
Country Status (5)
Country | Link |
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US (2) | US9622868B2 (ja) |
EP (1) | EP3137018B1 (ja) |
JP (1) | JP6687538B2 (ja) |
CN (1) | CN106535828B (ja) |
WO (1) | WO2015167985A1 (ja) |
Cited By (1)
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US10350076B2 (en) | 2014-04-28 | 2019-07-16 | Biomet Manufacturing, Llc | Convertible pre-partial knee replacement |
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US9622868B2 (en) | 2014-04-28 | 2017-04-18 | Biomet Manufacturing, Llc | Convertible pre-partial knee replacement |
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2014
- 2014-04-28 US US14/263,133 patent/US9622868B2/en active Active
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2015
- 2015-04-27 WO PCT/US2015/027717 patent/WO2015167985A1/en active Application Filing
- 2015-04-27 EP EP15721477.6A patent/EP3137018B1/en active Active
- 2015-04-27 CN CN201580029100.XA patent/CN106535828B/zh active Active
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WO2004078074A1 (fr) * | 2003-02-13 | 2004-09-16 | Patrick Hechard | Prothese du genou |
US20130166037A1 (en) * | 2010-03-11 | 2013-06-27 | John O'Connor | Tibial prosthetic component for a partial or unicondylar bearing knee replacement, method of selecting such a tibial prosthetic component, method of implanting such a tibial prosthetic component and a kit for a surgeon |
Cited By (1)
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US10350076B2 (en) | 2014-04-28 | 2019-07-16 | Biomet Manufacturing, Llc | Convertible pre-partial knee replacement |
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WO2015167985A1 (en) | 2015-11-05 |
US20170189192A1 (en) | 2017-07-06 |
EP3137018A1 (en) | 2017-03-08 |
US9622868B2 (en) | 2017-04-18 |
US20150305874A1 (en) | 2015-10-29 |
CN106535828A (zh) | 2017-03-22 |
EP3137018B1 (en) | 2018-03-14 |
JP6687538B2 (ja) | 2020-04-22 |
CN106535828B (zh) | 2018-11-06 |
US10350076B2 (en) | 2019-07-16 |
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