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TROCAR STRUCTURE FOR ABDOMINAL SURGERY
专利权人:
AB MEDICA HOLDING S.P.A.
发明人:
Alexandre BLANC
申请号:
US15748181
公开号:
US20180214178A1
申请日:
2016.07.22
申请国别(地区):
US
年份:
2018
代理人:
摘要:
The Trocar structure for abdominal surgery comprises a cannula having at one end a guide element provided with a valve for maintaining the positive intracavitary pressure and a shaft having, at one end a head and at the opposite end a tip, advantageously the valve is made of a single piece of silicone and has first elastically deformable sealing means for maintaining the positive intracavitary pressure during the passage of the shaft and of a surgical instrument through the cannula and second elastically deformable sealing means engaging the guide element.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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