Comparison between Mechanical- and Kinematic-Aligned Total Knee Arthroplasty

Difference of Rotational Alignment and Effects on the Outcome between Mechanical- and Kinematic-Aligned Total Knee Arthroplasty

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

CRIS

Registry ID

KCT0003687

Enrollment

Registered

2019-03-29

Start date

2019-02-25

Completion date

Unknown

Last updated

2019-04-23

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

Conditions

None listed

Interventions

Procedure/Surgery : comparison between kinematically aligned total knee arthroplasty (bone cutting based on kinematic axis of knee) and mechanically aligned total knee arthroplasty (bone cutting based

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) severe knee osteoarthritis (ICRS grade 4) patients scheduled for total knee arthroplasty 2) patients who has voluntarily participated in a clinical trial and has signed an agreement

Exclusion criteria

Exclusion criteria: (1) OA with valgus deformity, (2) severe varus deformity ( >15°) or flexion contracture (>20), (3) bone defect more than 5 mm, (4) conversion TKA following osteotomy or unicompartmental knee arthroplasty, and (5) revision TKA

Design outcomes

Primary

Measure	Time frame
radiologic evaluation : 1) hip-knee-ankle(H-K-A) angle;radiologic evaluation : 2) varus or valgus angle of femoral and tibial components;radiologic evaluation : 3) joint line orientation angle (JLOA) in standing long leg anterior-posterior radiograph;radiologic evaluation : 4) Rotational alignment of femoral and tibial components on CT scans;radiologic evaluation : 5) patellar tilt angle	—

Secondary

Measure	Time frame
Knee Society (KS) knee and functional scores, Western Ontario and McMaster University scores, and the Short-Form Health Survey (SF-36), and Range of motion	—

Countries

Korea, Republic of

Contacts

Public ContactYong Seuk Lee

Seoul National University Bundang Hospital

smcos1@hanmail.net+82-31-787-7201

Outcome results