Ivory (Memometal / Stryker)
Ball-and-socket
What it is made of
- Design type
- Ball-and-socket
How well it holds up (published data)
| What | Result | Follow-up | Patients | Source |
|---|---|---|---|---|
| Implant survival | not reported in our evidence base | |||
| Revision / removal | 6.2% failure rate (pooled) | mean 82 months | n = 274 (pooled) | Holme et al., systematic review, EFORT Open Rev 2021 |
Each number links to the study it comes from. "not reported in our evidence base" means we checked our sources and none gives that figure. We never fill a gap with a guess.
The studies behind this implant (4)
- Total joint arthroplasty of the thumb CMC joint (2025) · doi
- [Translated article] Experience in major complications with total trapezometacarpal prostheses (2024) · doi
- Experience in major complications with total trapezometacarpal prostheses (2024) · doi
- [Short-Term Results of the Carpometacarpal Joint Arthroplasty Using the Ivory(R) Prosthesis] (2018)