Wound retractor system
US7867164B2 · kind B2 · utility
143Cited by
297References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 22, 2003 |
| Grant date | Jan 11, 2011 |
| Priority date | — |
| Expiry date | Feb 22, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/3492
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A wound retractor system comprises a retractor having a distal ring 91 and a retracting sleeve 4 extending from the ring. An insertion tool 120 has a distal groove 122 to hold the ring for insertion of the ring through a small incision 90 in the abdominal wall 97. The retractor may be used for retracting an incision to receive an instrument therethrough. A seal or valve may be mounted to the retractor through which an instrument can pass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.