Study of Wrist Fusions With the Medartis Aptus Arthrodesis Plate (STIF)

Waldfriede Hospital

Status: Completed

Conditions: Wrist Arthritis; Wrist Osteoarthritis

Treatments: Procedure: Total wrist fusion

Study type: Observational

Funder types: Other

Identifiers

NCT05875896

BB040/23

Details and patient eligibility

About

The primary working hypothesis of this study is whether wrist arthrodesis leads to an improvement in functional status in both rheumatoid arthritis and post-traumatic osteoarthritis. Functional status will be measured by Disabilities of the Arm, Shoulder and Hand (DASH) questionnaire no earlier than 1 year after surgery.

Enrollment: 73 patients

Sex: All

Ages: 18 to 90 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Age 18-90
• Wrist fusion took place between 2014 and 2022 using Aptus 2.5 TriLock Total Wrist Fusion Plate, Medartis at Hospital Waldfriede
• rheumatoid Arthritis
• post-traumatic osteoarthritis patterns: 1. scapholunate advanced collapse (SLAC) or 2. scaphoid nonunion advanced collapse (SNAC)

Exclusion criteria

• post surgery bone fracture of the same limb
• Pregnancy, lactation
• active malignant tumor

Trial design

73 participants in 2 patient groups

Rheumatoid Arthritis wrist destruction

Description:

Patients with rheumatoid arthritis who received an APTUS wrist fusion system after 01.01.2014

Treatment:

Procedure: Total wrist fusion

Osteoarthritis wrist destruction

Description:

Patients with post-traumatic wrist osteoarthritis who received an APTUS wrist fusion system after 01.01.2014

Treatment:

Procedure: Total wrist fusion