JP2022514485A - 膝関節用内部人工器官セット及び器具 - Google Patents
膝関節用内部人工器官セット及び器具 Download PDFInfo
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- 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
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- 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
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- 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
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- 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
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2/461—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof of knees
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- 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
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/06—Measuring instruments not otherwise provided for
- A61B2090/062—Measuring instruments not otherwise provided for penetration depth
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- 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
- A61F2002/30108—Shapes
- A61F2002/3011—Cross-sections or two-dimensional shapes
- A61F2002/30112—Rounded shapes, e.g. with rounded corners
- A61F2002/30125—Rounded shapes, e.g. with rounded corners elliptical or oval
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- 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
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- 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
- A61F2002/30317—The prosthesis having different structural features at different locations within the same prosthesis
- A61F2002/30327—The prosthesis having different structural features at different locations within the same prosthesis differing in diameter
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- 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
- A61F2002/30535—Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30537—Special structural features of bone or joint prostheses not otherwise provided for adjustable
- A61F2002/30538—Special structural features of bone or joint prostheses not otherwise provided for adjustable for adjusting angular orientation
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- 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
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- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
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- A61F2002/30535—Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30604—Special structural features of bone or joint prostheses not otherwise provided for modular
- A61F2002/30616—Sets comprising a plurality of prosthetic parts of different sizes or orientations
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- 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
- A61F2002/3082—Grooves
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- 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
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- 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
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- A—HUMAN NECESSITIES
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- 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
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- 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
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- 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
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- 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
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- A—HUMAN NECESSITIES
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- 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
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- A61F2/4657—Measuring instruments used for implanting artificial joints
- A61F2002/4668—Measuring instruments used for implanting artificial joints for measuring angles
Abstract
Description
Claims (21)
- さまざまなサイズのモジュール式膝関節用内部人工器官を含む膝関節用内部人工器官セットであって、各膝関節用内部人工器官は、
脛骨の近位端に固定するための脛骨構成要素(2)と、
大腿骨の遠位端に固定するための大腿骨構成要素(3)と
を備え、
前記大腿骨構成要素(3)は、前記脛骨構成要素と関節で接続されて協働するための連結要素を含み且つ前記大腿骨の髄管に固定するための軸(5)を含んでおり、
前記セットはさまざまなサイズの軸を含んでおり、
前記大腿骨構成要素(3)において、前記軸の形状は、前記連結要素に対向する前記軸の遠位端(51)から、前記軸の近位自由端(52)へ先細りとなるように選択されて、前記軸の前記遠位端(51)に長円形断面を有し、前記軸の前記近位自由端(52)に円形断面を有するように設計されており、
前記軸の前記サイズが増大するほど、前記長円形断面によって画定される楕円率は増大し、
前記さまざまなサイズは、前記楕円率に応じて好ましくは等級付けられている、膝関節用内部人工器官セット。 - 前記長円形断面(55)は、長軸(55b)がML方向にあり、端軸(55a)がAP方向にある種類の楕円率を有し、
前記短軸に対する上記長軸の比率は、好ましくは1.1と1.4との間の範囲にあり、
さらに好ましくは、前記楕円率(55)は楕円形である、
請求項1に記載の膝関節用内部人工器官。 - 楕円率の大きさは、異なるサイズの前記軸(5)間で異なっており、
具体的には、前記軸の前記サイズが増大するほど、楕円率の大きさが増大する、
請求項1又は2に記載の膝関節用内部人工器官。 - 前記軸はそれぞれ、前記髄管の内壁を圧迫するように設計された側壁(53)を有している、
請求項1~3のいずれか1つに記載の膝関節用内部人工器官。 - 前記軸は、一端の長円形特に楕円形の断面と他端の円形断面との間の円錐形の遷移体に対応する、側面(53)を有している、
請求項1~4のいずれか1つに記載の膝関節用内部人工器官。 - 前記軸(5)は湾曲しており、少なくとも1000mm、さらに好ましくは1200mmと1800mmとの間の範囲、さらに好ましくは1400mmと1600mmとの間の、曲率半径(R)を有する曲率で好ましくは弱く湾曲している、
請求項1~5のいずれか1つに記載の膝関節用内部人工器官。 - 前記軸(5)の前記AP方向及びML方向における前記曲率は異なっており、
好ましくは、前記軸はAP方向に強く湾曲しており、
さらに好ましくは、ML方向に湾曲していない、
請求項1~6のいずれか1つに記載の膝関節用内部人工器官。 - 前記軸(5)は、遠位軸端における等価直径の7倍未満、好ましくは5倍未満、さらに好ましくは2倍より大きい長さを有する短軸として設計されている、
請求項1~7のいずれか1つに記載の膝関節用内部人工器官。 - 前記軸の自由端(52)は丸み付けられたドーム形状を有しており、
好ましくは前記自由端(52)は全周にわたって丸み付けられている、
請求項1~8のいずれか1つに記載の膝関節用内部人工器官。 - 前記軸(5)の1つに前記連結要素(4)を接続するアダプタ(6)が設けられ、
アダプタ(6)は好ましくは様々な長さで設けられている、
請求項1~9のいずれか1つに記載の膝関節用内部人工器官。 - 前記アダプタ(6)は、調整可能な角度で固定されており、好ましくは2つのコーン及び/又は複数の歯を備えている、
請求項10に記載の膝関節用内部人工器官。 - セメントを用いて固定するための軸(5*)及びセメントを使用せずに固定するための軸(5)が設けられ、
前記セメントを用いて固定するための前記軸はそれぞれ、セメントを使用せずに固定するための対応する軸に対する所定のアンダサイズ(58)を有している、
請求項1~11のいずれか1つに記載の膝関節用内部人工器官。 - セメントを用いて固定するための軸(5*)は、滑らかな側面を有しており又は好ましくは最大5つの溝(59*)を備えており、及び/又はセメントを使用せずに固定するための前記軸は波形側面を有している、
請求項12に記載の膝関節用内部人工器官。 - 前記軸(5)の前記サイズは、好ましくは、ML寸法に応じて、具体的には好ましくはモジュール寸法に基づいて規則的に等級付けられている、
請求項1~13のいずれか1つに記載の膝関節用内部人工器官。 - 前記軸の前記大きさは、おおむね1から2の範囲で拡がっており、
前記モジュール寸法は、8と14との間、さらに好ましくは10と12との間のさまざまなサイズが存在するように好ましくは選択される、
請求項14に記載の膝関節用内部人工器官。 - 請求項1~14のいずれか1つに記載の前記膝関節用内部人工器官セットから膝関節内部人工器官の大腿骨構成要素を移植するための器具キットであって、
前記大腿骨構成要素(3)は、軸(5)と連結要素(4)とを有しており、
前記器具キットは、
大腿骨(93)の前記髄管の前記遠位端に、前記軸を受け入れる寸法となる空洞を形成するための工具(13)と、
前記大腿骨の前記遠位端に、前記連結要素のための座を製造するためのゲージ(216)と、
前記軸を受け入れるように作成された前記空洞における、前記軸の位置を決定するための、深さ計測装置(7)と、
前記大腿骨構成要素を前記大腿骨の前記遠位端に移植するための、任意の挿入器具(18)と
を備え、
前記深さ計測装置(7)は、前記軸(5)、及び/又は、前記軸を前記連結要素に固定するためのアダプタ(6)、の要求される長さを表示するように設計されている器具キット。 - 角度計測装置(8)がさらに設けられており、前記角度計測装置は前記髄管における前記軸(5)の回転角度を決定するように設計されており、
好ましくは、前記髄管内での前記軸の回転方向のための別個のインジケータ(82)が設けられている、
請求項16に記載の器具キット。 - 前記深さ計測装置(7)及び前記角度計測装置(8)は結合された要素として設計されている、
請求項17に記載の器具キット。 - 別個のアライメントゲージ(88)が設けられており、前記アライメントゲージは、軸と連結要素との間の相対回転を決定するように、連結要素(4)と軸(5)との間の前記遷移部に配置され得る、
請求項17又は18に記載の器具キット。 - 請求項1~15のいずれか1つに記載の膝関節用内部人工器官セットから膝関節用内部人工器官の大腿骨構成要素を移植する方法であって、前記大腿骨構成要素は、軸と連結要素とを有しており、
膝関節用内部人工器官の前記移植用の膝関節を用意し、
前記軸を受け入れるため前記大腿骨の前記遠位端に空洞を形成し、
ゲージを用いて前記大腿骨の前記遠位端に前記連結要素のための座を製造し、
前記空洞における前記軸の位置を決定し、
前記大腿骨構成要素を、その軸と前記連結要素と共に挿入し、
前記軸の適切なサイズが、前記膝関節用内部人工器官セットから選択される方法。 - ML寸法に基づいて前記軸の適切なサイズを選択し、及び/又は、
前記軸を前記連結要素に固定するためのアダプタの長さを、前記空洞の深さを計測することによって決定して、対応するアダプタを選択し、及び/又は、
前記髄管内での前記軸の回転角度を決定するために角度位置を計測し、ここで前記軸の前記髄管における回転方向は好ましくは別個のインジケータによって決定され、及び/又は、
前記髄管内での前記軸の回転角度を決定するために角度位置を計測し、ここで前記軸の前記髄管における回転方向が、好ましくは別個のインジケータによって、好ましくは軸と連結要素との間の回転の相対角度を特に前記アダプタを用いて設定することによって、決定される、
請求項20に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP18211379.5A EP3666229A1 (de) | 2018-12-10 | 2018-12-10 | Kniegelenkendoprothesen-satz und instrumentarium |
EP18211379.5 | 2018-12-10 | ||
PCT/EP2019/084424 WO2020120475A1 (de) | 2018-12-10 | 2019-12-10 | Kniegelenkendoprothesen-satz und instrumentarium |
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JP2022514485A true JP2022514485A (ja) | 2022-02-14 |
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JP2021532961A Pending JP2022514485A (ja) | 2018-12-10 | 2019-12-10 | 膝関節用内部人工器官セット及び器具 |
Country Status (11)
Country | Link |
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US (1) | US20220015914A1 (ja) |
EP (1) | EP3666229A1 (ja) |
JP (1) | JP2022514485A (ja) |
KR (1) | KR20210102320A (ja) |
CN (1) | CN113164261A (ja) |
AR (1) | AR117294A1 (ja) |
AU (1) | AU2019396504A1 (ja) |
BR (1) | BR112021009945A2 (ja) |
IL (1) | IL283735A (ja) |
MX (1) | MX2021006857A (ja) |
WO (1) | WO2020120475A1 (ja) |
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DE2610922C3 (de) * | 1976-03-16 | 1981-10-29 | Sanitätshaus Schütt & Grundei, Werkstätten für Orthopädie-Technik, 2400 Lübeck | Schaft für den Femurteil einer Knieglenk-Endoprothese |
IE50750B1 (en) * | 1980-03-11 | 1986-07-09 | Howmedica | A set for assembly into a modular prosthesis |
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FR2580926B1 (fr) * | 1985-04-24 | 1991-04-12 | Montagne Patrick | Prothese femorale a col modulaire independant et variable en longueur et direction pour implantations de protheses femorales simples ou de protheses totales de hanche |
DE4002424A1 (de) * | 1989-07-26 | 1991-02-07 | Orthoplant Endoprothetik | Kniegelenk-endoprothese |
US5342366A (en) * | 1992-02-19 | 1994-08-30 | Biomet, Inc. | Surgical instruments for hip revision |
US5464406A (en) * | 1992-12-09 | 1995-11-07 | Ritter; Merrill A. | Instrumentation for revision surgery |
US6077270A (en) * | 1995-05-31 | 2000-06-20 | Katz; Lawrence | Method and apparatus for locating bone cuts at the distal condylar femur region to receive a femoral prothesis and to coordinate tibial and patellar resection and replacement with femoral resection and replacement |
FR2760966B1 (fr) * | 1997-03-21 | 1999-07-23 | Merck Biomaterial France | Prothese de hanche |
DE29705500U1 (de) * | 1997-03-26 | 1998-07-23 | Link Waldemar Gmbh Co | Hüftgelenkendoprothese |
EP0962199A1 (de) * | 1998-06-04 | 1999-12-08 | Sulzer Orthopädie AG | Schaftprothese |
US6071311A (en) * | 1998-08-14 | 2000-06-06 | Johnson & Johnson Professional, Inc. | Cylindrical box femoral stem |
DE10036636A1 (de) * | 1999-07-27 | 2001-03-15 | Saint Paul Bernd | Endoprothese für ein Hüftgelenk |
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AU2005319025B2 (en) * | 2004-12-21 | 2012-04-19 | Smith & Nephew, Inc. | Rotational alignment femoral sizing guide |
AU2006201835B2 (en) * | 2005-05-09 | 2012-08-30 | Smith & Nephew, Inc. | Orthopaedic implants and methods for making the same |
FR2889444B1 (fr) * | 2005-08-02 | 2007-10-05 | Francois Badatcheff | Tige femorale anatomique de prothese de hanche |
US7993407B2 (en) * | 2007-06-29 | 2011-08-09 | Depuy Products, Inc. | Orthopaedic prosthesis having a positionable stem |
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FR2976176B1 (fr) * | 2011-06-08 | 2013-07-12 | Jacques Afriat | Prothese totale du genou, et gamme d'elements modulaires permettant l'obtention de cette prothese |
US20140142713A1 (en) * | 2012-11-21 | 2014-05-22 | Abraham P. Wright | Knee prosthesis assembly having proportional trochlear groove geometry |
AU2017322717A1 (en) * | 2016-09-12 | 2019-04-04 | Exactech, Inc. | Drug-eluting spacer for joints of the human body |
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-
2018
- 2018-12-10 EP EP18211379.5A patent/EP3666229A1/de active Pending
-
2019
- 2019-12-10 AU AU2019396504A patent/AU2019396504A1/en not_active Abandoned
- 2019-12-10 AR ARP190103604A patent/AR117294A1/es unknown
- 2019-12-10 MX MX2021006857A patent/MX2021006857A/es unknown
- 2019-12-10 WO PCT/EP2019/084424 patent/WO2020120475A1/de active Application Filing
- 2019-12-10 JP JP2021532961A patent/JP2022514485A/ja active Pending
- 2019-12-10 BR BR112021009945-0A patent/BR112021009945A2/pt not_active Application Discontinuation
- 2019-12-10 KR KR1020217021112A patent/KR20210102320A/ko active Search and Examination
- 2019-12-10 US US17/312,378 patent/US20220015914A1/en active Pending
- 2019-12-10 CN CN201980081891.9A patent/CN113164261A/zh active Pending
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2021
- 2021-06-06 IL IL283735A patent/IL283735A/en unknown
Also Published As
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WO2020120475A1 (de) | 2020-06-18 |
IL283735A (en) | 2021-07-29 |
KR20210102320A (ko) | 2021-08-19 |
EP3666229A1 (de) | 2020-06-17 |
US20220015914A1 (en) | 2022-01-20 |
AR117294A1 (es) | 2021-07-28 |
CN113164261A (zh) | 2021-07-23 |
AU2019396504A1 (en) | 2021-06-17 |
BR112021009945A2 (pt) | 2021-08-17 |
MX2021006857A (es) | 2021-07-02 |
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