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특허 상세정보

Valve incorporating at least one rocking flap with respect to elastic pivots

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) A61F-002/24   
미국특허분류(USC) 623/2 ; 137/5121 ; 137/527
출원번호 US-0169590 (1988-03-17)
우선권정보 FR-0004107 (1987-03-20)
발명자 / 주소
인용정보 피인용 횟수 : 73  인용 특허 : 5
초록

A valve incorporating at least one rocking flap which is fixedly mounted to at least one elongated elastic element whose ends project outwardly with respect to the flap and are fixedly secured to a ring member and wherein the elastic element acts as a torsion bar which functions to return the flap to its original position after the flap has been pivoted with respect to the ring member.

대표
청구항

A valve for a valvular heart prosthesis comprising a ring member defining an opening having a first central axis extending centrally of said opening so as to be generally perpendicular to said ring member, at least one flap for selectively closing and opening said opening through said ring member, said flap having an outer periphery which is separate from said ring member, at least one elongated torsion member pivotally mounting said at least one flap to said ring member, said torsion member having inner and outer portions and an intermediate portion the...

이 특허를 인용한 특허 피인용횟수: 73

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