Resorbability of rigid tricalcium phosphate (TCP) in open wedge high tibial osteotomy (OWHTO)

• Conditions: osteoarthritis of the medial compartment of the knee caused by genu vara; 10023213; 10005944

• Registration Number: NL-OMON30858
• Lead Sponsor: ntoc medische techniek

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Last Update Posted: 13 May 2024

Recruitment & Eligibility

• Status: Pending
• Sex: Not specified
• Target Recruitment: 17

Inclusion Criteria

- The patients underwent the OWHTO surgical procedure as described between March 1998 and July 2005. This are patients wherefrom the attending physician decided that this was the best possibility of treatment
- The patients agree with this research following informed consent

Exclusion Criteria

- Lost of follow up for any reason
- Conversion to total knee artroplasty

Study & Design

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

Primary Outcome Measures

Name	Time	Method
<p>The score of resorbability designed by van Hemert* varying from:<br /><br>Stage one: Osteopenic bone, clear distinction between TCP and bone.<br /><br>Stage five: Full reformation: No sign of osteotomy<br /><br><br /><br><br /><br>*(van Hemert WL, Willems K, Anderson PG, van Heerwaarden RJ, Wymenga AB.<br /><br>Tricalcium phosphate granules or rigid wedge preforms in open wedge high tibial<br /><br>osteotomy: a radiological study with a new evaluation system. Knee 2004;<br /><br>11(6):451-456)</p><br>

Secondary Outcome Measures

Name	Time	Method
<p>not applicable</p><br>