Fluted sub-trochanteric nail system
US3977398A · kind A · utility
45Cited by
3References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 12, 1976 |
| Grant date | Aug 31, 1976 |
| Priority date | — |
| Expiry date | Jan 12, 1996 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/72
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A sub-trochanteric intramedullary rod for use in fracture fixation in the femur characterized in that it is fluted throughout its length and has a minor portion of a diameter greater than its major portion, thereby being of stepped configuration. The distal ends of the flutes in each of the major and minor portions have sharp points thereon adapted to cut into bone and means are provided beneath the points to receive bone particles and chips cut by the points.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.