JP2019030631A - コブラ型大腿ステムプロテーゼ - Google Patents
コブラ型大腿ステムプロテーゼ Download PDFInfo
- Publication number
- JP2019030631A JP2019030631A JP2018074856A JP2018074856A JP2019030631A JP 2019030631 A JP2019030631 A JP 2019030631A JP 2018074856 A JP2018074856 A JP 2018074856A JP 2018074856 A JP2018074856 A JP 2018074856A JP 2019030631 A JP2019030631 A JP 2019030631A
- Authority
- JP
- Japan
- Prior art keywords
- stem
- femoral stem
- femoral
- femur
- cobra
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- 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
- 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
- A61F2/3607—Femoral heads ; Femoral endoprostheses including proximal or total replacement of the femur
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/28—Materials for coating prostheses
- A61L27/30—Inorganic materials
- A61L27/306—Other specific inorganic materials not covered by A61L27/303 - A61L27/32
-
- 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
- A61F2002/3082—Grooves
-
- 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
- A61F2002/30836—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves knurled
-
- 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
-
- 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
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00389—The prosthesis being coated or covered with a particular material
- A61F2310/00395—Coating or prosthesis-covering structure made of metals or of alloys
- A61F2310/00407—Coating made of titanium or of Ti-based alloys
Abstract
Description
2、大腿骨頚部
3、ステム
4、大腿ステム近位部
5、大腿ステム中位部
6、大腿ステム遠位部
7、環状微細溝
8、縦向きリッジ
Claims (7)
- 先天性股関節形成不全用大腿ステムプロテーゼは、順番に連結した大腿ステムコーンと、大腿骨頚部と、ステムを含み、前記ステムは、大腿ステム近位部と、大腿ステム中位部と、大腿ステム遠位部とを含み、前記大腿ステムコーンは円形状をしており、前記大腿骨頚部の一端と大腿ステム近位部は連結しており、両者の間に偏角を備え、前記大腿骨頚部の別の一端は大腿ステムコーンの大径端部と連結しており、前記大腿ステム近位部の表面には多数の環状の微細溝を設置しており、前記大腿ステム遠位部の外表面に複数の縦に伸びた縦向きリッジを設置していることを特徴とするコブラ型大腿ステムプロテーゼ。
- 前記大腿ステム近位部の軸線と前記大腿骨頚部の軸線との間の鋭角は0°〜35°または145°〜180°であることを特徴とする請求項1に記載のコブラ型大腿ステムプロテーゼ。
- 前記ステム中心線と大腿骨頚部中心線との間に120°〜140°の夾角をなすことを特徴とする請求項1に記載のコブラ型大腿ステムプロテーゼ。
- 前記大腿ステム遠位部の外表面に4〜10本の縦向きリッジを設置しており、前記縦向きリッジの高さは0.55〜0.65mmであることを特徴とする請求項1に記載のコブラ型大腿ステムプロテーゼ。
- 前記大腿骨頚部の横断面は楕円形であることを特徴とする請求項1に記載のコブラ型大腿ステムプロテーゼ。
- 前記環状微細溝の幅は1.0〜1.5mm、深さは0.4〜0.5mmであることを特徴とする請求項1に記載のコブラ型大腿ステムプロテーゼ。
- 前記大腿ステム近位部の外表面には、Tiコーティングを吹き付けており、前記Tiコーティングの厚さは50〜800μmであることを特徴とする請求項1に記載のコブラ型大腿ステムプロテーゼ。
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720976081.8 | 2017-08-07 | ||
CN201720976081 | 2017-08-07 | ||
CN201721684843 | 2017-12-06 | ||
CN201721684843.3 | 2017-12-06 | ||
CN201810172423.X | 2018-03-01 | ||
CN201820291385.5 | 2018-03-01 | ||
CN201810172423.XA CN108403262B (zh) | 2017-08-07 | 2018-03-01 | 一种股骨柄假体 |
CN201820291385 | 2018-03-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019030631A true JP2019030631A (ja) | 2019-02-28 |
JP6728554B2 JP6728554B2 (ja) | 2020-07-22 |
Family
ID=65367595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018074856A Active JP6728554B2 (ja) | 2017-08-07 | 2018-04-09 | コブラ型大腿ステムプロテーゼ |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP6728554B2 (ja) |
KR (1) | KR102168619B1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020171019A1 (ja) | 2019-02-22 | 2020-08-27 | 三井化学株式会社 | オレフィン系重合体組成物及びその成形体 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4546501A (en) * | 1982-09-28 | 1985-10-15 | Gustilo Ramon B | Hip prosthesis |
JPH08503859A (ja) * | 1991-10-07 | 1996-04-30 | ベーリンガー マンハイム コーポレーション | 低剛性大腿部股関節のインプラント |
JPH10502847A (ja) * | 1994-07-14 | 1998-03-17 | オーソ・ディベロプメント・コーポレーション | 基端側の円錐形ステム |
JP2004065873A (ja) * | 2002-08-05 | 2004-03-04 | Masahiro Kimura | クランクネック型大腿コンポーネントを用いた人工股関節 |
JP2014014652A (ja) * | 2006-03-20 | 2014-01-30 | Zimmer Technology Inc | 人工股関節インプラント |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4169973B2 (ja) * | 2000-12-14 | 2008-10-22 | デピュイ・プロダクツ・インコーポレイテッド | 人工器官、人工器官のステム、および人工器官の製造方法 |
CN201510379U (zh) * | 2009-10-21 | 2010-06-23 | 北京市春立正达科技开发有限公司 | 髋关节假体 |
-
2018
- 2018-04-05 KR KR1020180039473A patent/KR102168619B1/ko active IP Right Grant
- 2018-04-09 JP JP2018074856A patent/JP6728554B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4546501A (en) * | 1982-09-28 | 1985-10-15 | Gustilo Ramon B | Hip prosthesis |
JPH08503859A (ja) * | 1991-10-07 | 1996-04-30 | ベーリンガー マンハイム コーポレーション | 低剛性大腿部股関節のインプラント |
JPH10502847A (ja) * | 1994-07-14 | 1998-03-17 | オーソ・ディベロプメント・コーポレーション | 基端側の円錐形ステム |
JP2004065873A (ja) * | 2002-08-05 | 2004-03-04 | Masahiro Kimura | クランクネック型大腿コンポーネントを用いた人工股関節 |
JP2014014652A (ja) * | 2006-03-20 | 2014-01-30 | Zimmer Technology Inc | 人工股関節インプラント |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020171019A1 (ja) | 2019-02-22 | 2020-08-27 | 三井化学株式会社 | オレフィン系重合体組成物及びその成形体 |
Also Published As
Publication number | Publication date |
---|---|
JP6728554B2 (ja) | 2020-07-22 |
KR20190015982A (ko) | 2019-02-15 |
KR102168619B1 (ko) | 2020-10-22 |
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