1. Patients with unstable hip joint or internal or external rotation deformity
2. Hip fracture, bone fracture, thigh fracture, femoral fracture, femoral head replacement.
3. Used for lower limb paralysis caused by sequelae of poliomyelitis (polio), cerebral palsy, high paraplegia, hemiplegia, myogenic or neurogenic muscle weakness.
4.Have good heat resistance, abrasion resistance and good chemical stability.