The Influence of Hip Replacement on Lower Extremity Hemodynamics in Crowe IV Hip Dysplasia Patient
The Influence of Hip Replacement on Lower Extremity Hemodynamics in Crowe IV Hip Dysplasia Patient
Explore the influence of hip replacement on lower extremity hemodynamics in Crowe Ⅳ hip
 dysplasia patient.
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.
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.