Paul T. Franer,Thomas A. Gilker,Mark Tsonton,David K. Norvell
申请号：
US13567714
公开号：
US20130030372A1
申请日:
2012.08.06
申请国别(地区):
US
年份:
2013
代理人:
摘要：
A trocar comprising an alignment channel and an instrument seal comprising a bending portion and a base portion. The bending and base portions of the instrument seal are spaced relative the alignment channel such that when a surgical instrument is retracted the bending portion inverts and the lip does not enter the alignment channel.
