MCL-laxity in valgus knee deformity before and after closing wedge high tibial osteotomy <br>

Recruiting

• Conditions: bow-leg; x-leg; 10023213

• Registration Number: NL-OMON44060
• Lead Sponsor: Maartenskliniek Woerden

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Last Update Posted: 28 February 2024

Recruitment & Eligibility

• Status: Recruiting
• Sex: Not specified
• Target Recruitment: 13

Inclusion Criteria

1. Symptomatic valgus malalignment located in the proximal (high) tibia
2. Indication of a CWHTO, based on the severity of the complaints and the observed deformity according to Paley (2002)
3. Age 18-65 yr
4. No knee ligament laesions

Exclusion Criteria

1. previous MCL surgery
2. previous ipsilateral total hip replacement
3. BMI greater than 30
4. Valgus malalignment for which the orthopaedic surgeon does not see an indication for CWHTO

Study & Design

• Study Type: Observational non invasive
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>The main study parameter is the difference in radiologically measured joint<br /><br>opening (in degrees) on the medial and lateral side of the knee when testing<br /><br>the MCL and LCL tension laxity in extension and flexion before and after a<br /><br>CWHTO. </p><br>

Secondary Outcome Measures

Name	Time	Method
<p>The secondary study parameter is the difference in patient*s subjectively<br /><br>experienced varus/valgus instability before and after a CWHTO.</p><br>