| 发明名称 |
Instrument seal |
| 摘要 |
A surgical access port comprises a valve or instrument seal that separates the instrument contact function from the instrument conforming function. Embodiments of the instrument seal comprise in instrument contact element that extends through an opening in a compression element, thereby defining an instrument orifice that seals with an instrument extending therethrough. Embodiments of the instrument contact element comprise a non-distensible membrane or film, for example, as a tube or cylinder. |
| 申请公布号 |
US9468463(B2) |
申请公布日期 |
2016.10.18 |
| 申请号 |
US201414205727 |
申请日期 |
2014.03.12 |
| 申请人 |
Applied Medical Resources Corporation |
发明人 |
Albrecht Jeremy J.;Brustad John R.;Johnson Gary M.;Becerra Matthew M.;Nguyen Eric |
| 分类号 |
A61B17/34;A61M39/06 |
主分类号 |
A61B17/34 |
| 代理机构 |
|
代理人 |
Ikehara Patrick |
| 主权项 |
1. A surgical access device comprising:
a seal housing; a compression element disposed in the seal housing; and a non-distensible instrument contact element extending through an opening in the compression element and a distal end of the instrument contact element disposed below the opening being secured to a ring, the ring being a separate component from the instrument contact element and the ring arranged to move freely within the seal housing; wherein the entire instrument contact element is cylindrical in an unconstrained state, is made of a polyolefin film and has a thickness not greater than 250 μm. |
| 地址 |
Rancho Santa Margarita CA US |
