Comparative Study Between Patellar Denervation and Non-patellar Denervation in Total Knee Arthroplasty With Patellar Resurfacing

Not Applicable

Completed

• Conditions: Patellar Denervation; Non-patellar Denervation; Patellar Resurfacing
• Interventions: Procedure: Total knee arthroplasty; Procedure: Patellar denervation

• Registration Number: NCT03389880
• Lead Sponsor: Navamindradhiraj University

Brief Summary

The purpose of this study is to compare the post-operative anterior knee pain (AKP) between patellar denervation and non-patellar denervation in total knee arthroplasty with patellar resurfacing

Detailed Description

Not available

Study Timeline

• Study First Submitted: 2017-12-20
• Study Start: 2017-12-21
• Study First Submitted QC: 2017-12-27
• Study First Posted: 2018-01-04
• Primary Completion: 2020-08-15
• Study Completion: 2020-08-20
• Status Verified: 2020-11
• Last Update Submitted: 2020-11-20
• Last Update Posted: 2020-11-23

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 241

Inclusion Criteria

• Primary osteoarthritis of knee who were scheduled for a primary total knee arthroplasty

Read More

Exclusion Criteria

• Valgus deformity
• History of inflammatory arthroplathy
• Previous fracture or open surgery on the same knee
• History of patellar instability

Read More

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Arm && Interventions

Group	Intervention	Description
Patellar denervation	Total knee arthroplasty	-
Patellar denervation	Patellar denervation	-
Non-patellar denervation	Total knee arthroplasty	-

Primary Outcome Measures

Name	Time	Method
Change of post-operative anterior knee pain	Change from baseline Visual Analog Scale for anterior knee pain at 3 months, 6 months, and 12 months after surgery	Visual Analog Scale for anterior knee pain (minimum 0, maximum 10) Do higher values represent a worse outcome

Secondary Outcome Measures

Name	Time	Method
range of motion of knee	Change from baseline range of motion of knee at 3 months, 6 months, and 12 months after surgery	degree of motion of the knee after surgery
patellar shift index	Change from baseline 3 months, 6 months, and 12 months after surgery	The estimation of patellar position relative to the trochear
activity of daily living	Change from baseline activity of daily living at 3 months, 6 months, and 12 months after surgery	activity of daily living score (minimum 0, maximum 20)
post-operative complication	Number and type of post-operative complication at 3 months, 6 months, and 12 months after surgery	Number and type of post-operative complication
New patellar score (Bartlett score)	Change from baseline new patellar score at 3 months, 6 months, and 12 months after surgery	New patellar score or Bartlett score (minimum 0, maximum 30)
Oxford knee score	Change from baseline Oxford knee score 3 months, 6 months, and 12 months after surgery	Oxford knee score (minimum 0, maximum 48)
Knee Society and Knee Society function score	Change from baseline Knee Society and Knee Society function score at 3 months, 6 months, and 12 months after surgery	Knee Society and Knee Society function score (minimum 0, maximum 200)
prevalence of anterior knee pain	Change from baseline prevalence of anterior knee pain at 3 months, 6 months, and 12 months after surgery	Percent of anterior knee pain

Trial Locations

Locations (1)

Navamindradhiraj University; 🇹🇭 Dusit, Bangkok,, Thailand