Hand assisted laparoscopic device
US7749161B2 · kind B2 · utility
46Cited by
72References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 1, 2006 |
| Grant date | Jul 6, 2010 |
| Priority date | — |
| Expiry date | Feb 18, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/00265
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A seal assembly for permitting hand assisted laparoscopic procedures includes a seal cap having an iris seal positioned within a housing. The housing includes a lower seal ring having a track which supports an upper seal ring for relative rotational motion, wherein the iris seal is supported between the upper seal ring and the lower seal ring for rotation between an open orientation and a closed orientation. The seal assembly also includes a retractor extending from the seal cap.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.