Laparoscopic sealed access device
US6623426B2 · kind B2 · utility
257Cited by
54References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2001 |
| Grant date | Sep 23, 2003 |
| Priority date | — |
| Expiry date | Mar 13, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/109
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A hand access device for use as a seal for sealing a surgeon's forearm on entry through a wound opening, for example, in an abdominal wall contains a substantially tubular sleeve of pliable gas tight material. The tube is turned axially back on itself to define an outer sleeve section and an inner sleeve section which define therebetween a sealed inflatable chamber. The inner sleeve section is engaged by the forearm which, on insertion, causes the sleeve to evert. The device has eversion limiting means in the form of inner and outer rings which are of elastomeric material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.