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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0140025 (1987-12-31) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 104 인용 특허 : 9 |
A cannula assembly for use in conjunction with insufflatory surgical techniques includes a cannula, a housing mounted on one end of the cannula, and a flapper valve mounted in the housing. The flapper valve includes a valve seat which is situated at an opening formed in the housing, a valve plug whi
An insufflation cannula assembly, which comprises: a cannula having opposite end portions; a housing mounted on one end of the cannula, said housing having an opening formed therein; and a flapper valve mounted in the housing, said flapper valve including a valve seat disposed at the housing opening
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