Prosthetic hip stem implant with torque adapter
US5171324A · kind A · utility
44Cited by
6References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1992 |
| Grant date | Dec 15, 1992 |
| Priority date | — |
| Expiry date | Jun 16, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2250/0097
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A prosthetic hip stem implant and torque wrench adapter. The hip stem includes an extraction bore formed through its body and a plurality of recessions formed in the body upper surface. A lip extends outwardly of the body and including alignment indicia for visually aligning the implant during seating. The torque wrench adapter includes a movable arm which is accommodated in the extraction bore of the implant. A pair of protrusions extending downwardly from the adaptor head to engage the implants' recesses. An adjustment screw shifts the arm toward the protrusions to clamp the adapter to the implant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.