The Influence of Hip Replacement on Lower Extremity Hemodynamics in Crowe IV Hip Dysplasia Patient

Zhejiang University

Status: Unknown

Conditions: Hip Dysplasia

Treatments: Procedure: total hip replacement with no osteotomy; Procedure: total hip replacement with subtrochanteral osteotomy

Study type: Interventional

Funder types: Other

Identifiers

NCT04157842

1900025501

Details and patient eligibility

About

Explore the influence of hip replacement on lower extremity hemodynamics in Crowe Ⅳ hip dysplasia patient.

Full description

Changes of limb length after total hip replacement is common, especially for Crowe Ⅳ hip dysplasia patient. Such change potentially increases tension of vessel and influence lower extremity hemodynamics. Till now, little is known in this area.

Enrollment: 100 estimated patients

Sex: All

Ages: 18 to 80 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Unilateral Crow IV hip dysplasia;
• Bilateral Crow IV hip dysplasia without osteoarthritis on the other side

Exclusion criteria

• Patients with serious medical disease;
• Patients with lower extremity vascular disease; 3. Patients with severe mental illness.

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Triple Blind

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100 participants in 2 patient groups

total hip replacement with subtrochanteral osteotomy

Experimental group

Description:

subtrochanteral osteotomy is applied during total hip replacement

Treatment:

Procedure: total hip replacement with subtrochanteral osteotomy

total hip replacement with no osteotomy

Sham Comparator group

Description:

no osteotomy is applied during total hip replacement.

Treatment:

Procedure: total hip replacement with no osteotomy