Minimally invasive body cavity penetrating instruments
US5389077A · kind A · utility
279Cited by
10References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 3, 1993 |
| Grant date | Feb 14, 1995 |
| Priority date | — |
| Expiry date | Mar 3, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/3494
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An instrument for penetrating into body cavities and potential spaces in preparation for the performance of minimally invasive surgical techniques in which an indicator is provided to assist the surgeon in determining when the instrument is properly placed thereby avoiding injury to vessels and underlying structures in the body cavities and potential spaces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.