Advanced surgical retractor
US5201325A · kind A · utility
337Cited by
6References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1991 |
| Grant date | Apr 13, 1993 |
| Priority date | — |
| Expiry date | Sep 18, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/064
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Apparatus useful in surgery for holding retractors and other surgical instrumentation in a number of different positions required by a surgeon for the performance of a surgical procedure, including advanced sensing and regulation of retraction pressures and position; and incorporating a force amplification method to drive a locking mechanism in the supporting structure that utilizes a constrained, substantially incompressible, flexible solid material to yield a mechanism that is suitable for clinical use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.