JP2022508991A - 人工関節用の骨質内に打込まれるシェル - Google Patents
人工関節用の骨質内に打込まれるシェル 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
- A61F2/34—Acetabular cups
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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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- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
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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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- 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
- A61F2/40—Joints for shoulders
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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
- A61F2/30767—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
- A61F2002/30879—Ribs
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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
- A61F2/30—Joints
- A61F2/32—Joints for the hip
- A61F2/34—Acetabular cups
- A61F2002/3412—Acetabular cups with pins or protrusions, e.g. non-sharp pins or protrusions projecting from a shell surface
- A61F2002/3425—Acetabular cups with pins or protrusions, e.g. non-sharp pins or protrusions projecting from a shell surface the outer shell having non-meridian protrusions, e.g. fins or wings, located in planes inclined or perpendicular with respect to the equatorial plane
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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
- A61F2/40—Joints for shoulders
- A61F2/4003—Replacing only the epiphyseal or metaphyseal parts of the humerus, i.e. endoprosthesis not comprising an entire humeral shaft
- A61F2002/4007—Replacing only the epiphyseal or metaphyseal parts of the humerus, i.e. endoprosthesis not comprising an entire humeral shaft implanted without ablation of the whole natural humeral head
-
- 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
- A61F2/40—Joints for shoulders
- A61F2/4014—Humeral heads or necks; Connections of endoprosthetic heads or necks to endoprosthetic humeral shafts
- A61F2002/4018—Heads or epiphyseal parts of humerus
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (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)
- 人工関節(2、22)用の骨質に打込まれるシェル(1、21、32)であって、凸状に湾曲した、特に断面が球形の外側側面(4、26)を有し、または、凸状に湾曲した、特に球形の内側側面(34)を有し、前記外側または内側側面に複数のリブ(5、25)が配置され、すべてのリブは、前記外側側面または前記内側側面で、赤道端(6)において極側端(7)に向かって好ましくは45°から85°に増加するピッチ角(α)で同じ方向に延在し、各リブは、前記リブの長手方向範囲にかけて前記外側側面または前記内側側面に対して垂直に延びる平面に基づくフランク投射面積(P)を有し、すべてのリブの前記フランク投射面積の合計は、前記外側側面の全体または前記内側側面の全体の少なくとも5分の1に相当する、シェル。
- すべてのリブの前記フランク投射面積の合計と前記外側側面または前記内側側面との割合は、0.2:1~1:1の範囲である、請求項1に記載のシェル。
- 少なくとも20個、および好ましくは30~80個のリブが、前記外側側面または前記内側側面に配置される、請求項1または2に記載のシェル。
- 前記外側側面または前記内側側面でリブ中心からリブ中心まで前記赤道端(6)において隣接するリブの間隔(a)は、0.2mm~4mmの範囲である、請求項1~3のいずれか1項に記載のシェル。
- 前記リブ(5)の少なくとも30%、好ましくは少なくとも50%が、その長手方向中心軸(8)に基づいて前記シェルの高さ(c)の半分を超えて延在する、請求項1~4のいずれか1項に記載のシェル。
- 異なる長さのリブ(5)が、前記外側側面(4)または前記内側側面に好ましくは規則正しい順序で配置される、請求項1~5のいずれか1項に記載のシェル。
- リブ土台(9)からリブ頂点(10)までのリブ高さ(d)が、0.1mm~4mmの範囲である、請求項1~6のいずれか1項に記載のシェル。
- 異なるリブ高さ(d)のリブ(5)が、前記外側側面(4)または前記内側側面に好ましくは規則的な順序で配置される、請求項1~7のいずれか1項に記載のシェル。
- 異なる高さ(d)のリブが、前記外側側面または前記内側側面の外周に基づいて特定の緯度に配置される、請求項1~8のいずれか1項に記載のシェル。
- 前記リブ(5)は、前記リブの前記長手方向範囲に対して垂直に、かつ、前記外側側面または前記内側側面に対して垂直に延びる平面に基づいて、リブ土台(9)からリブ頂点(10)まで先細りになる断面、好ましくはくさび形状の断面を有する、請求項1~9のいずれか1項に記載のシェル。
- 個々の前記リブ(5)の対向するフランク面(20、20’)が、打込まれる間に大きな加重を受ける前記フランクが引抜かれる間に大きな加重を受ける前記フランクと比較して低い粗さ値を有するように、異なる粗さ値を有する、請求項1~10のいずれか1項に記載のシェル。
- 前記リブ(5)のうちの少なくとも一部は、個々のリブ歯(12)を形成するように中断している、請求項1~11のいずれか1項に記載のシェル。
- リブ(5)の前記リブ歯(12)は、前記赤道端(6)と前記極側端(7)とで異なる構成を有する、請求項12に記載のシェル。
- 前記リブ歯(12)は好ましくは、四角形の占有面積、互いに対して傾斜した2つのフランク側面(15、15’)、前記極に面する極側面(16)、および前記赤道に面する赤道側面(17)を有する不規則な他面本体を形成する、請求項12または13に記載のシェル。
- リブの連続する前記リブ歯は、骨材料が打込み方向(e)で変位し、かつ、前記骨材料のねじり出し方向(f)で固定されるように構成される、請求項13または14に記載のシェル。
- 前記リブ歯(12)間の隙間(13)が、前記外側側面(4)または前記内側側面まで延在しない、請求項12~15のいずれか1項に記載のシェル。
- 前記外側側面(4)または前記内側側面および/または前記リブ(5)には、完全にまたは部分的に骨誘導コーティング(14)が設けられる、請求項1~16のいずれか1項に記載のシェル。
- 前記シェルは寛骨臼に打込まれる人工股関節(2)用の関節シェル(1)であり、すべてのリブの前記フランク投射面積の合計と前記外側側面との割合は、0.2:1~0.8:1の範囲である、請求項1~17のいずれか1項に記載のシェル。
- 前記シェルは上腕骨(23)に打込まれる上腕固定装置(21)であり、すべてのリブの前記フランク投射面積の合計と前記外側側面との割合が、0.3:1~1:1の範囲である、請求項1~17のいずれか1項に記載のシェル。
- 前記リブの経路は、所定の角度値だけ回転するごとに前記シェルが一定の前進を生じるように選択される、請求項1~19のいずれか1項に記載のシェル。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2024001767A JP2024041879A (ja) | 2018-11-28 | 2024-01-10 | 人工関節用の骨質内に打込まれるシェル |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP18208744.5 | 2018-11-28 | ||
EP18208744.5A EP3659556B1 (de) | 2018-11-28 | 2018-11-28 | Schale zum einschlagen in eine knochensubstanz für eine gelenkprothese |
PCT/EP2019/081702 WO2020109060A1 (de) | 2018-11-28 | 2019-11-19 | Schale zum einschlagen in eine knochensubstanz für eine gelenkprothese |
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JP2024001767A Division JP2024041879A (ja) | 2018-11-28 | 2024-01-10 | 人工関節用の骨質内に打込まれるシェル |
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JP2022508991A true JP2022508991A (ja) | 2022-01-20 |
JP7419334B2 JP7419334B2 (ja) | 2024-01-22 |
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US (2) | US11957590B2 (ja) |
EP (2) | EP3659556B1 (ja) |
JP (2) | JP7419334B2 (ja) |
AU (1) | AU2019387191A1 (ja) |
WO (1) | WO2020109060A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001502194A (ja) * | 1996-04-22 | 2001-02-20 | ヘルマンスドゥルーファー,ゲルト | 特殊ねじを備える股関節臼 |
EP2502604A1 (de) * | 2011-03-21 | 2012-09-26 | Jossi Holding AG | Gelenkpfannenimplantat |
US20130190889A1 (en) * | 2010-10-08 | 2013-07-25 | Yadong Li | Artificial hip joint consisting of multi-layer shell core composite structural components |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6231612B1 (en) * | 1996-05-14 | 2001-05-15 | Bruno Balay | Acetabular implant fixed without cement |
EP1411869B1 (de) | 2001-07-31 | 2005-05-18 | Xaver Kuoni | Künstliche gelenkpfanne |
DE102006001430A1 (de) * | 2006-01-10 | 2007-07-12 | Siebel, Thomas, Dr. | Implantat zur Bildung einer Hüftgelenkpfanne |
DE102006017473A1 (de) | 2006-04-13 | 2007-10-18 | Plus Orthopedics Ag | Gelenkpfanne, insbesondere für eine Hüftendoprothese |
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2018
- 2018-11-28 EP EP18208744.5A patent/EP3659556B1/de active Active
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2019
- 2019-11-19 AU AU2019387191A patent/AU2019387191A1/en active Pending
- 2019-11-19 JP JP2021500727A patent/JP7419334B2/ja active Active
- 2019-11-19 EP EP19802192.5A patent/EP3886768B1/de active Active
- 2019-11-19 WO PCT/EP2019/081702 patent/WO2020109060A1/de unknown
- 2019-11-19 US US16/972,662 patent/US11957590B2/en active Active
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2024
- 2024-01-10 JP JP2024001767A patent/JP2024041879A/ja active Pending
- 2024-02-27 US US18/588,363 patent/US20240197483A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001502194A (ja) * | 1996-04-22 | 2001-02-20 | ヘルマンスドゥルーファー,ゲルト | 特殊ねじを備える股関節臼 |
US20130190889A1 (en) * | 2010-10-08 | 2013-07-25 | Yadong Li | Artificial hip joint consisting of multi-layer shell core composite structural components |
EP2502604A1 (de) * | 2011-03-21 | 2012-09-26 | Jossi Holding AG | Gelenkpfannenimplantat |
Also Published As
Publication number | Publication date |
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JP7419334B2 (ja) | 2024-01-22 |
WO2020109060A1 (de) | 2020-06-04 |
US20240197483A1 (en) | 2024-06-20 |
EP3886768A1 (de) | 2021-10-06 |
JP2024041879A (ja) | 2024-03-27 |
EP3659556A1 (de) | 2020-06-03 |
US11957590B2 (en) | 2024-04-16 |
EP3659556B1 (de) | 2021-04-21 |
AU2019387191A1 (en) | 2021-01-07 |
EP3886768C0 (de) | 2023-08-02 |
US20210275309A1 (en) | 2021-09-09 |
EP3886768B1 (de) | 2023-08-02 |
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