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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.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Removal of fibrosynovial tissue | Experimental | Removal of fibrosynovial tissue in patellar non-resurfacing TKA |
|
| Non-removal of fibrosynovial tissue | Experimental | Non-removal of fibrosynovial tissue in patellar non-resurfacing TKA |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Removal of fibrosynovial tissue | Procedure | Remove of fibrosynovial tissue at the superior border of patella |
|
| Measure | Description | Time Frame |
|---|---|---|
| Incidence of patellar crepitus complication | Incidence of patellar crepitus complication (present, absent) | Change from baseline patellar crepitus complication 3 months, 6 months, and 12 months after surgery |
| Measure | Description | Time Frame |
|---|---|---|
| Knee Society and Knee Society function score | Knee Society and Knee Society function score (minimum 0, maximum 200) | Change from baseline Knee Society and Knee Society function score at 3 months, 6 months, and 12 months after surgery |
| New patellar score |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Satit Thiengwittayaporn, M.D. | Department of Orthopaedics, Faculty of Medicine Vajira Hospital, Navamindradhiraj University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Navamindradhiraj University | Dusit | Bangkok | 10300 | Thailand |
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| Non-removal of fibrosynovial tissue | Procedure | Do not remove of fibrosynovial tissue at the superior border of patella |
|
New patellar score (minimum 0, maximum 30) |
| 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) | 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 | Change from baseline Visual Analog Scale for anterior knee pain at 3 months, 6 months, and 12 months after surgery |