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Thumb arthritis surgery showdown: new joint implant vs. traditional bone removal

NCT ID NCT07569549

Recruiting now Disease control Sponsor: Uppsala University Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study compares two surgical treatments for thumb base osteoarthritis: total joint replacement with the TOUCH prosthesis and trapeziectomy (removing a bone at the thumb base). Researchers want to see if joint replacement provides better grip strength and fewer complications. 84 participants aged 40-80 will be randomly assigned to one surgery and followed for up to 10 years.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
TOUCH Dual-Mobility Prosthesis (joint replacement device) and trapeziectomy (surgical removal of a bone)
What this could lead to
If successful, this could show that joint replacement provides better grip strength and fewer complications than the standard surgery for thumb osteoarthritis.
What could go wrong
This is a small, early-stage trial (84 participants) comparing two surgical methods. Results may not apply to all patients, and long-term risks like implant failure or need for revision surgery are possible.

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Conditions

The condition(s) this trial relates to.

Capillary Malformations, Congenital, 1 osteoarthritis osteoarthritis, hand

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

BASAL THUMB OSTEOARTRITHIS CARPOMETACARPAL (CMC) JOINT ARTHRITIS THUMB CARPOMETACARPAL JOINT OSTEOARTHRITIS THUMB OSTEOARTHRITIS

Contacts and locations

Locations

  • Department of Handsurgery, Uppsala University Hospital

    RECRUITING

    Uppsala, Sweden

  • Örebro university hospital

    NOT_YET_RECRUITING

    Örebro, Sweden

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