Surgical access port with multilayered tortuous path seal
摘要
A surgical access device includes a wound protector and an instrument seal. The instrument seal comprises a plurality of resilient membranes each having a plurality of parallel slits. The membranes are stacked relative one another to create a tortuous path preventing insufflatory gases from escaping through the instrument seal.
申请公布号
EP2181658(A2)
申请公布日期
2010.05.05
申请号
EP20090252509
申请日期
2009.10.29
申请人
ETHICON ENDO-SURGERY, INC.
发明人
WIDENHOUSE, CHRISTOPHER W.;SHELTON, FREDERICK E., IV.;CICENAS, CHRIS