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A clinical study of three-dimensional morphologic characteristics of knee and ankle joint in patients with hip dysplasia (DDH) Crowe IV

A clinical study of three-dimensional morphologic characteristics of knee and ankle joint in patients with hip dysplasia (DDH) Crowe IV

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2200067203
Enrollment
Unknown
Registered
2022-12-29
Start date
2022-12-31
Completion date
Unknown
Last updated
2023-05-15

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

Conditions

developmental dysplasia of the hip

Interventions

case group:none

Sponsors

West China Hospital, Sichuan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Aged range from 18 to 80 years, no gender limit; 2. The main diagnosis was DDH IV; 3. Total hip arthroplasty was performed in our hospital and shortening osteotomy was performed during the operation.

Exclusion criteria

Exclusion criteria: 1. Other underlying diseases of the knee joint and/or ankle joint; 2. Abnormal gait caused by diseases other than DDH; 3. It is difficult to obtain follow-up data.

Design outcomes

Primary

MeasureTime frame
Three-dimensional CT of knee and ankle joint;Radiographs of the knee and ankle joint;Full-length radiographs of the lower limbs;Gait analysis results;Three-dimensional finite element analysis of the knee and ankle joint;Clinical joint function score (KSS?WOMAC);Complications and prosthesis survival rate;—

Countries

China

Contacts

Public ContactZeng Yi

West China Hospital, Sichuan University

zengyigd@126.com+86 18980602289

Outcome results

None listed

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