Comparison of Post-operative Knee Range of Motion and Functions Between Intraoperative Complete and Incomplete Patellofemoral Articular Contacts in Patients Undergoing Total Knee Arthroplasty

Navamindradhiraj University60 enrolled

Overview

The purpose of this study is to compare clinical outcome in knee range of motion and functions between intraoperative complete and incomplete patellofemoral articular contacts

Study Type

INTERVENTIONAL

Allocation

RANDOMIZED

Purpose

TREATMENT

Masking

TRIPLE

Enrollment

Conditions

Complete Contact Incomplete Contact

Interventions

Complete patellofemoral articular contactPROCEDURE

The patellofemoral condition is in constant contact with the femoral trochlea when the knee is bent from 30 to 90 degrees during the No thumb test.

Incomplete patellofemoral articular contactPROCEDURE

The patellofemoral condition is in no constant contact with the femoral trochlea when the knee is bent from 30 to 90 degrees during the No thumb test.

Eligibility

Sex: ALL

Medical Language ↔ Plain English

Inclusion Criteria: * Primary osteoarthritis of knee who were scheduled for a primary total knee arthroplasty * Age 50-80 year Exclusion Criteria: * Revision surgery * Bilateral total knee arthroplasty * History of patellar fracture * History of patellar chondromalacia * History of Patellar instability

Locations (1)

Navamindradhiraj University

Dusit, Bangkok, Thailand

Outcomes

Primary Outcomes

Knee range of motion (ROM)

Goniometer measure range of motion (minimum 0, maximum 145)

Time frame: Change from baseline Knee range of motion (ROM) at 3 months, 6 months, and 12 months after surgery

Knee flexion

Goniometer measure knee flexion (minimum 135, maximum 145)

Time frame: Change from baseline knee flexion at 3 months, 6 months, and 12 months after surgery

Knee extension

Goniometer measure knee extension (minimum -10, maximum 0)

Time frame: Change from baseline knee extension at 3 months, 6 months, and 12 months after surgery

Secondary Outcomes

Knee Society and Knee Society function score

Knee Society and Knee Society function score (minimum 0, maximum 200)

Time frame: Change from baseline Knee Society and Knee Society function score at 3 months, 6 months, and 12 months after surgery

New patellar score

New patellar score (minimum 0, maximum 30)

Time frame: Change from baseline new patellar score at 3 months, 6 months, and 12 months after surgery

Oxford knee score

Oxford knee score (minimum 0, maximum 48)

Time frame: Change from baseline Oxford knee score 3 months, 6 months, and 12 months after surgery

Prevalence of anterior knee pain ,AKP

Prevalence of anterior knee pain ,AKP (minimum 0, maximum 10)

Time frame: Change from baseline Prevalence of anterior knee pain ,AKP 3 months, 6 months, and 12 months after surgery

Data from ClinicalTrials.gov

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