The purpose of this study is to compare the incidence of patellar crepitus complication and the clinical outcome between remove and not remove fibrosynovial tissue at the border of the superior pole of the patellar in posterior stabilized total knee arthroplasty.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
DIAGNOSTIC
Masking
DOUBLE
Enrollment
138
Remove of fibrosynovial tissue at the superior border of patella
Do not remove of fibrosynovial tissue at the superior border of patella
Navamindradhiraj University
Dusit, Bangkok, Thailand
Incidence of patellar crepitus complication
Incidence of patellar crepitus complication (present, absent)
Time frame: Change from baseline patellar crepitus complication 3 months, 6 months, and 12 months after surgery
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
Change of post-operative anterior knee pain
Visual Analog Scale for anterior knee pain (minimum 0, maximum 10) Do higher values represent a worse outcome
Time frame: Change from baseline Visual Analog Scale for anterior knee pain at 3 months, 6 months, and 12 months after surgery
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