1. Introduction: Investigators think that surgery with preservation of healthy joints (hemitrapeziectomy) in trapeziometacarpal osteoarthritis without affecting sapho-trapezo-trapezoid joints, is better for scaphoid stability by preventing its collapse and thus preserving the stability of the carpus. 2. Objectives and Hypothesis: Ligamentoplasty with partial trapeziectomy in grades II-III Eaton presents better results in the pollicis-lateral pinch (key pinch) strength than ligamentoplasty with total trapeziectomy. Main Objective: To demonstrate using the dynamometer that the postoperative key pinch strength higher using ligamentoplasty with partial trapeziectomy in grades II-III Eaton. Secondary objectives: To measure the collapse of the first column of thumb using calibrated radiographic analysis. Pain (E.V.A Scale). Range of motion (measured with goniometer). Quality of life (DISABILITIES OF THE ARM, SHOULDER AND HAND questionnaire). 3. Methodology: It is a single-center randomized trial, parallel-group, in which two types of surgical techniques (TT - TP) will be compared. Patients will be randomized in this two techniques will be followed for one year, in routine clinical practice.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
34
Hospital Universitario Parc Taulí
Sabadell, Barcelona, Spain
Changes in the pollicis-lateral pinch strength
In kilograms and measured with dynamometer.
Time frame: Before, three Months and One year after surgery.
Changes in pain score assessed with E.V.A Scale
Assessment is performed by E.V.A Scale.
Time frame: Before, three Months and One year after surgery.
Changes in range of motion
Opposition, retropulsion and radial abduction were registered.
Time frame: Before, three Months and One year after surgery.
Changes in Collapse of the first column of thumb using calibrated radiographic analysis
To measure the collapse of the first column of thumb using calibrated radiographic analysis
Time frame: Before, three Months and One year after surgery.
Changes in Quality of life assessed with the Disabilities of the arm, shoulder and hand questionnaire (DASH questionnaire)
Assessment is performed by specific Disabilities of the arm, shoulder and hand questionnaire (DASH questionnaire).
Time frame: Before, three Months and One year after surgery.
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