Joint revision surgery apparatus
US11992422B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 30, 2021 |
| Grant date | May 28, 2024 |
| Priority date | — |
| Expiry date | Mar 12, 2043 |
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, both straight and curved, 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 prosthesis. The guide blade block is secured to the trunnion of the prosthesis to be extracted using retaining rings housed within the guide block. Straight, curved and compound curved knife blades are guided by the blade guide slots to cut the prosthesis free. 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, and significantly increases positive medical outcomes for joint revision procedures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.