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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.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Rheumatoid Arthritis wrist destruction | Patients with rheumatoid arthritis who received an APTUS wrist fusion system after 01.01.2014 |
| |
| Osteoarthritis wrist destruction | Patients with post-traumatic wrist osteoarthritis who received an APTUS wrist fusion system after 01.01.2014 |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Total wrist fusion | Procedure | Observation after implantation of Medartis Aptus Wrist Arthrodesis Plate |
|
| Measure | Description | Time Frame |
|---|---|---|
| Disabilities of the Arm, Shoulder and Hand questionnaire (DASH) | Disabilities as measured by the DASH scale; No Difficulty (1), Mild Difficulty (2), Moderate Difficulty (3), Severe Difficulty (4), Unable (5) | all patients who underwent surgery between 2014 to 2022 |
| Measure | Description | Time Frame |
|---|---|---|
| Postoperative complications | Number of Participants with impaired wound healing, Re-surgery, Material loosening | all patients who underwent surgery between 2014 to 2022 |
| Function | Grip force of the hand in Kg |
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Inclusion Criteria:
Exclusion Criteria:
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Individuals who have either suffered wrist destruction due to rheumatiod arthritis inflammation, or individuals who have received wrist fusion due to post-traumatic osteoarthritis.
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| Name | Affiliation | Role |
|---|---|---|
| Lautenbach Martin, MD | Hospital Waldfriede, Argentinische Allee 40, 14163 Berlin | Study Chair |
| Markus Bock, MD | Hospital Waldfriede, Argentinische Allee 40, 14163 Berlin | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Waldfriede Hospital | Berlin | 14163 | Germany |
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| all patients who underwent surgery between 2014 to 2022 |
| Functional assessment: Goniometry | ROM of each joint of the hand with a goniometer. | all patients who underwent surgery between 2014 to 2022 |
| Visual analogue scale (VAS) Pain | From 0mm (no pain) to 100mm (maximum pain imaginable) | all patients who underwent surgery between 2014 to 2022 |
| Short-Form 36 (SF-36) | Scored review of health questionnaire SF36: minimum value = 0 ; maximum value = 100 | all patients who underwent surgery between 2014 to 2022 |