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Impact of Posterior condylar offset changes on functional outcomes following Fuctional alignment Mako-Assisted Cruciate-Retaining Total Knee Arthroplasty : A prospective cohort study

Impact of Posterior Condylar Offset Changes on Functional Outcomes Following Functional Alignment Mako-Assisted Cruciate-Retaining Total Knee Arthroplasty: A Prospective Cohort Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
TCTR
Registry ID
TCTR20260704001
Enrollment
133
Registered
2026-07-04
Start date
2026-07-01
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

Knee Osteoarthritis Total Knee Arthroplasty Arthroplasty, Replacement, Knee Posterior Condylar Offset Robotic Surgical Procedures Patient Reported Outcome Measures Forgotten Joint Score Range of Motion Osteoarthritis, Knee

Interventions

Patients with postoperative PCO change within plus or minus 2 mm from native PCO following MAKO robotic-assisted CR-TKA using Functional Alignment technique,Patients with postoperative PCO decreased m
Treatment,Treatment,Treatment
Restored PCO,PCO Under-offset,PCO Over-offset

Sponsors

Faculty of Medicine Siriraj Hospital, Mahidol University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
50 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1. Diagnosis of primary knee osteoarthritis 2. Age between 50-85 years 3. Underwent MAKO robotic-assisted Cruciate-Retaining TKA using Functional Alignment technique

Exclusion criteria

Exclusion criteria: 1. History of previous ipsilateral knee surgery 2. Simultaneous bilateral TKA 3. Severe coronal deformity with varus or valgus greater than 20 degrees 4. Severe sagittal deformity with fixed flexion deformity or recurvatum greater than 20 degrees 5. Significant medical conditions affecting ambulation 6. Cognitive impairment

Design outcomes

Primary

MeasureTime frame
Forgotten Joint Score (FJS-12) 6 months postoperatively Patient-reported questionnaire, score 0-100, higher score indicates better outcome

Secondary

MeasureTime frame
Oxford Knee Score (OKS) 6 months postoperatively Patient-reported questionnaire, score 0-48,Maximum Knee Flexion Angle 6 months postoperatively Physical examination using goniometer, measured in degrees

Countries

Thailand

Contacts

Public ContactGuntapong Jamfa

Department of Orthopaedic Surgery and Physical Therapy, Faculty of Medicine Siriraj Hospital, Mahidol University

guntapongjamfa@gmail.com66882828061

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026