Tibial preparation
US11826257B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2020 |
| Grant date | Nov 28, 2023 |
| Priority date | — |
| Expiry date | Nov 9, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2002/4687
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A kit of parts for use in a unicondylar knee replacement procedure having a keel punch, a unicondylar tibial trial and an impactor. The keel punch including a cutting formation on the inferior side configured to form a slot in a resected part of a patient's tibia, and a first attachment formation on the superior side. The unicondylar tibial trial having a body defining a slot passing therethrough between an upper surface and a lower surface that extends parallel to a longitudinal axis extending from an anterior end to a posterior end of the body. The slot configured to slidably receive the keel punch. The impactor includes a second attachment formation and is releasably attachable to the keel punch by slidingly engaging the second attachment formation with the first attachment formation. An assembly for use in and methods of trialing during a unicondylar knee replacement procedure are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.