Surgical needle configuration with five-sided cross-section
US4932961A · kind A · utility
44Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 15, 1989 |
| Grant date | Jun 12, 1990 |
| Priority date | — |
| Expiry date | Sep 15, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/06028
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A needle having three fluted edges, all of the same angular size. The needle presents a five sided cross-section at a tapered end. This results in easier tissue penetration, reduced cross-sectional needle area, better wound opening area performance, and minimized tissue distortion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.