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1. JP2014527419 - 顆の曲率が制御された後方安定型整形外科用膝プロテーゼ

Office
Japan
Application Number 2014518950
Application Date 27.06.2012
Publication Number 2014527419
Publication Date 16.10.2014
Grant Number 6472658
Grant Date 01.02.2019
Publication Kind B2
IPC
A61F 2/38
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
FFILTERS 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
2Filters 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
02Prostheses implantable into the body
30Joints
38for elbows or knees
CPC
A61F 2/3859
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
FFILTERS 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
2Filters 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
02Prostheses implantable into the body
30Joints
38for elbows or knees
3859Femoral components
A61F 2/3886
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
FFILTERS 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
2Filters 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
02Prostheses implantable into the body
30Joints
38for elbows or knees
3886for stabilising knees against anterior or lateral dislocations
Applicants デピュイ・アイルランド・アンリミテッド・カンパニー
Inventors ウィース・ジョセフ・ジー
リー・ジョーダン・エス
ワグナー・クリステル・エム
Agents 加藤 公延
大島 孝文
Priority Data 61/503,343 30.06.2011 US
Title
(JA) 顆の曲率が制御された後方安定型整形外科用膝プロテーゼ
Abstract
(JA)

整形外科用膝プロテーゼは、脛骨ベアリングと、脛骨ベアリングと関節接合するように構成されている大腿骨コンポーネントとを含む。大腿骨コンポーネントは、脛骨ベアリングの突起部と接触するように構成されている後方カムと、矢状面において湾曲した顆表面とを含む。顆表面の曲率半径は、初期屈曲と中期屈曲との間で徐々に減少する。更に、一部の実施の形態では、大腿骨コンポーネントの後方カムは、凹状のカム面と凸状のカム面とを含んでもよい。