Radiused hollow cutting edge needle
US5797961A · kind A · utility
37Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 1997 |
| Grant date | Aug 25, 1998 |
| Priority date | — |
| Expiry date | Aug 19, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/06004
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A cutting edge surgical suture needle. The suture needle is an elongated member having a proximal suture mounting end and a distal piercing tip. The distal section of the needle has a cross-section having a top side with opposed edges. The cross-section also has opposed curved concave lateral sides having top edges and bottom edges. The top edges of the concave sides and the opposed sides of the top side are coextensive and form cutting edges. The bottom edges of the opposed concave sides are coextensive and form a bottom cutting edge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.