Evaluating Joint Laxity in Patients Undergoing Robotic Knee Replacements Using Two Different Alignment Techniques

Evaluating Lateral Laxity Patterns and Progression in Simultaneous Bilateral Robotic Assisted Total Knee Arthroplasty: A Randomized Control Trial Of Kinematic Vs. Functional Alignment - NIL

Status

Active, not recruiting

Phases

Phase 3Phase 4

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2025/05/087324

Enrollment

Registered

2025-05-21

Start date

Unknown

Completion date

Unknown

Last updated

2025-05-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: M170- Bilateral primary osteoarthritis of knee Health Condition 2: O- Medical and Surgical

Interventions

Intervention1: Robotic Assisted Total Knee Arthroplasty: One Alignment Strategy per knee (Functional on one side, Kinematic on the other) Control Intervention1: Robotic Assisted Total Knee Arthroplast

Eligibility

Inclusion criteria

Inclusion criteria: 1. Primary Osteoarthritis of the knee. 2. Patients Undergoing bilateral Robotic-Assisted Total Knee Arthroplasty (RA-TKA) 3. Similar deformity on both sides with CPAK-1 phenotype. 4.Similar grade of OA on both sides based on the Kellgren-Lawrence radiological grading system.

Exclusion criteria

Exclusion criteria: Inflammatory arthritis Previous history of knee surgeries or knee infection Extra-articular deforimities Valgus knees Severe deformities (more than 20 degrees) BMI more than 40 Ligamentous instability of the knee, neuromuscular diseases. Refusal to provide informed consent

Design outcomes

Primary

Measure	Time frame
Knee Society Score (KSS) Oxford Knee Score (OKS) KOOS-Jr Scanogram measurements Timepoint: Pre-operative, Post-operative- 3 months, 6 months, 1 year	—

Secondary

Measure	Time frame
nilTimepoint: nil	—

Countries

India

Contacts

Public ContactTarun Jayakumar

Sunshine Bone and Joint Institute, KIMS - Sunshine Hospitals

tarunjaykumar@gmail.com9663365766

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026