| 摘要 |
According to one aspect of the present disclosure, an anchoring apparatus for use with an access sleeve, the access sleeve adapted for passage through tissue and having a lumen permitting introduction of instruments through the sleeve is disclosed. The access sleeve includes a collar for positioning about the access sleeve and being adapted for movement relative to the access sleeve, and an inflatable membrane secured to the collar, the inflatable membrane adapted to be expanded to securely engage tissue and to substantially anchor the collar relative to the tissue while permitting movement of the access sleeve relative to the collar.
|
