Thumb carpometacarpal osteoarthritis (CMC-1) / CMC-1 artrose Thumb carpometacarpal osteoarthritis (CMC-1) is a common disease, especially in the female population aged 40 and up. The main complaint is pain during use of the thumb and loss of function due to pain.
Conditions
Interventions
In this prospective cross-over randomised controlled trial patients will use 2 types of orthoses: the off-the-shelf orthosis (Push-brace) and a custom-made orthosis.
Patients will first receive one
Sponsors
Department of Rehabilitation Medicine,
University Medical Center Groningen.
Eligibility
Inclusion criteria
Inclusion criteria: 1. Primary CMC-1 osteoarthritis, not caused by trauma or other diseases, proven by X-ray which explains patient complaints; 2. Age ≥ 18 years.
Exclusion criteria
Exclusion criteria: 1. Secondary CMC-1 osteoarthritis; 2. Previous hand surgery for CMC-1 osteoarthritis; 3. Corticosteroid injection in the last 6 months; 4. Other hand specific diseases like rheumatoid arthritis, carpal tunnel syndrome, radiocarpal osteoarthritis that interfere with study results; 5. Primary arthritis of the scaphoid-trapezium-trapezoideum (STT) joint. In case of a combined arthritis of CMC-1 and STT patients will be included, unless arthritis of STT is more prominent; 6. Insufficient command of the Dutch language; 7. Serious cognitive disorders that will inhibit the patient in expressing the VAS scores and answering the questionnaires.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Pain, measured on a 100 mm visual analogue scale (VAS). | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Hand function, measured with a questionnaire and a hand function test; 2. Compliance, measured with questionnaires and an interview. | — |
Contacts
Public ContactA.E. Vegt, van der
Department of Rehabilitation Medicine University Medical Center Groningen Hanzeplein 1
Outcome results
None listed