Joint revision surgery apparatus
US11116525B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 30, 2019 |
| Grant date | Sep 14, 2021 |
| Priority date | — |
| Expiry date | Mar 26, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2002/4619
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present application is directed a Joint Revision Surgery Apparatus which includes a blade guide block which has a plurality of blade guide slots and a central cavity. The blade guide block central cavity is positioned over the trunnion end of the existing prosthesis to be removed and secured to the prothesis. Straight, curved and compound curved knife blades are guided by the blade guide slots to cut the prothesis free. The securing of the guide blade block support apparatus against the femur is accomplished by the means of a male threaded T handle screw or male threaded eyebolt threading into one of the female threaded orifices in the blade guide block frame. The guide blocks in varying sizes and configurations, straight and curved knifes blades and related accessories may be sold as a complete kit. The Joint Revision Surgery Apparatus facilitates rapid, efficient and complete removal of an existing prosthesis during joint revision surgery.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.