Screw for lumbar-sacral fixator
US5505731A · kind A · utility
221Cited by
9References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 26, 1994 |
| Grant date | Apr 9, 1996 |
| Priority date | — |
| Expiry date | Aug 26, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/86
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A screw for a lumbar-sacral fixator for use on the spine wherein the screw comprises a threaded part and a head which has a notched surface which is inclined with respect to an elongated axis of the screw by an angle of approximately 30.degree. to 45.degree..
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.