Skin seal with inflatable membrane
US5634937A · kind A · utility
392Cited by
7References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 1995 |
| Grant date | Jun 3, 1997 |
| Priority date | — |
| Expiry date | May 19, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/3486
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A skin seal or trocar stabilizer with an inflatable balloon in the shape of a dumbbell, where the balloon may be stored within a cannula for easy placement in an incision and inflated to deploy the balloon inside the body, and a portion of the balloon expands inside the cannula, whereby medical instruments may be passed through the skin seal into a laparoscopic work space while the balloon is inflated, thereby allowing the use of normal short surgical instruments during laparoscopic procedures and during insufflation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.