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Maia (Groupe Lepine)

Ball-and-socket

What it is made of

Design type
Ball-and-socket

How well it holds up (published data)

WhatResultFollow-upPatientsSource
Implant survivalnot reported in our evidence base
Revision / removal9.8% failure rate (pooled)mean 59 monthsn = 451 (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 (6)

  1. Arthroplasty in Thumb (CMC Joint) Osteoarthritis: Avoiding Trapeziectomy (2025) · doi
  2. Résultats cliniques et radiologiques chez les patients de moins de 65 ans porteurs de prothèses totales trapézo-métacarpiennes type Maia® (2017) · doi
  3. Long-term survival analysis of 191 MAIA(R) prostheses for trapeziometacarpal arthritis (2023) · doi
  4. Trapeziometacarpal Joint Arthroplasty: Medium-Term Clinical Outcomes and Survival (2024) · doi
  5. [Translated article] Experience in major complications with total trapezometacarpal prostheses (2024) · doi
  6. Experience in major complications with total trapezometacarpal prostheses (2024) · doi
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