Clinical advantages of gradually reducing radius total knee arthroplasty

Clinical advantages of gradually reducing radius versus multi-radius total knee arthroplasty

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

TCTR

Registry ID

TCTR20221030001

Enrollment

Registered

2022-10-30

Start date

2020-09-01

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Advanced knee osteoarthritis treatment total knee arthroplasty gradually reducing radius multi-radius femoral component functional outcomes

Interventions

This group of participants will receive the gradually reducing radius of femoral component

GR, following the standard total knee arthroplasty procedure. ,This group of participants will receive the multi-radius femoral component

MR, following the standard total knee arthroplasty procedure.

Experimental Procedure/Surgery,Experimental Procedure/Surgery

GR,MR

Eligibility

Sex/Gender

All

Age

50 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Patients with clinical and radiographic diagnosis of severe knee osteoarthritis (Kellgren and Lawrence grade IV) by one of the arthroplasty consultants 2. Patients who placed on the waiting list for unilateral TKA

Exclusion criteria

Exclusion criteria: 1. Revision surgery 2. History of septic or inflammatory arthritis 3. Body mass index (BMI) > 36 kg/m2 4. Severe coronal deformity > 20degrees 5. Unable to ambulate independently preoperatively

Design outcomes

Primary

Measure	Time frame
Pateint reported outcomes 6 and 12 months The Knee injury and Osteoarthritis Outcome Score (KOOS)	—

Secondary

Measure	Time frame
Patient based performances 6 and 12 months Performance scores,knee motions 6 and 12 months Degree of knee motion	—

Countries

Thailand

Contacts

Public ContactSakkadech Limmahakhun

Chiang Mai University

sakka_lim@hotmail.com6653935540

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026