A comparative study on the therapeutic effect of total knee arthroplasty mini-subvastus approach and medial-lateral parapatellar approach

A comparative study on the therapeutic effect of total knee arthroplasty by mini-subvastus approach and medial-lateral parapatellar approach

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100055081

Enrollment

Unknown

Registered

2021-12-31

Start date

2022-01-01

Completion date

Unknown

Last updated

2023-04-12

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

Conditions

Osteoarthritis of the knee

Interventions

Subvastus Approach Group:Patients undergo total knee arthroplasty via subvastus approach

Medial Parapatellar Approach Group:Patients undergo total knee arthroplasty via medial parapatellar approach

Lateral Parapatellar Approach Group:Patients undergo total knee arthroplasty via lateral parapatellar approach

Eligibility

Sex/Gender

All

Age

18 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1. Kellgren-Lawrence III-IV knee osteoarthritis; 2. TKA surgery for the first time; 3. BMI<=30 kg/m^2; 4. Preoperative examination showed no serious surgical contraindications.

Exclusion criteria

Exclusion criteria: 1. Knee joint tumor; 2. Extra-articular deformity resulting in genu valgus or genu varus; 3. Combined with active joint infection or severe heart, lung, liver, kidney, blood and other medical diseases, those who cannot tolerate surgery.

Design outcomes

Primary

Measure	Time frame
Knee Society Score;Visual Analogue Scale;Oxford Knee Sessement;CT;Plain knee film;The Western Ontario and McMaster Universities (WOMAC) Osteoarthritis Index;Range of motion;The length of incision;Blood loss;	—

Countries

China

Contacts

Public ContactXu Jie

Fujian Provincial Hospital

jiexud@126.com+86 13950481734

Outcome results

None listed

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