Comparison of postoperative patient satisfaction using robot-assisted TKA with reference to knee alignment or ligament balance

JRCT ID: jRCT1052230015

Registered date:13/04/2023

Basic Information

• Recruitment status: Recruiting
• Health condition(s) or Problem(s) studied: Medial knee osteoarthritis
• Date of first enrollment: 13/04/2023
• Target sample size: 204
• Study type: Interventional

Intervention(s)

Randomized
Open-label
Parallel-group comparison
No controls

Outcome(s)

• Primary Outcome: Comparison of 2011 knee society score at 2 years postoperatively between mechanical and kinematic alignment methods

Key inclusion & exclusion criteria

• Age minimum: >= 20age old
• Age maximum: Not applicable
• Gender: Both

Include criteria

Patients undergoing total knee arthroplasty due to medial knee osteoarthritis.
Patients with functioning collateral ligament of the knee.
Adult male and female patients.
Patients who are able to complete the questionnaire according to the study protocol.

Exclude criteria

Patients with excessive varus or valgus deformity with advanced bone loss.
Patients with medial and lateral collateral ligament dysfunction.
Patients with inability to set robotic surgical references in the femoral and tibial shafts.
Patients undergoing revision total knee arthroplasty.
Patients with inflammatory diseases such as rheumatoid arthritis.
Patients with allergies to implants and surgical instruments.

Related Information

• Primary Sponsor: Kuriyama Shinichi