Should we replace the back of the knee cap all of the time or some of the time in patients having knee replacement surgery? A trial comparing patient outcomes and the cost to the NHS.

Not Applicable

• Conditions: Total knee replacement with patellar resurfacing compared to selective patellar resurfacing; Musculoskeletal Diseases

• Registration Number: ISRCTN33276681
• Lead Sponsor: orth Bristol NHS Trust

Brief Summary

2024 Protocol article in https://pubmed.ncbi.nlm.nih.gov/38828864/ (added 04/06/2024)

Detailed Description

Not available

Study Timeline

• Study Start: 2023-02-27
• Last Update Posted: 18 June 2024
• Study Completion: 2026-03-31

Recruitment & Eligibility

• Status: Ongoing
• Sex: All
• Target Recruitment: 530

Inclusion Criteria

1. 18 years of age or older
2. Elective primary Total Knee Replacement (TKR) for primary Osteoarthritis (OA)
3. Resident of England (English postcode) and surgery in an NHS England hospital

Exclusion Criteria

1. Revision TKR
2. Unicompartmental knee replacement
3. Primary TKR with:
3.1. need for constrained implants (e.g., constrained condylar or hinge),
3.2. isolated patellofemoral OA,
3.3. history of septic arthritis,
3.4. diagnosis other than primary OA
4. Intra-operative patellar thickness insufficient for safe patellar resurfacing as determined by the treating surgeon (patellar thickness will be recorded in the case report forms for monitoring purposes)
5. Patient unable/unwilling to adhere to trial procedures
6. Patient unable to provide written informed consent.
7. Participating in another study that may affect the outcomes of this trial or that does not permit co-enrolment in another study or where co-enrolment would be burdensome to the patient. This will be assessed on a case-by-case basis by the local PI, in consultation with the co-CIs.

Study & Design

• Study Type: Interventional
• Study Design: Not specified