Anterior view of pelvic skeleton where the bones that comprise the ball and socket joint of the hip have been replaced with a prosthetic hip (with cut-aways).

Anterior view of pelvic skeleton where the bones that comprise the ball and socket joint of the hip have been replaced with a prosthetic hip.

Nurse illiciting a positive Barlow sign. Infant supine, knees to 90 degrees at the hips. With middle finger over greater trochanter of femur and thumb on inside of thigh, hips are adducted with backward pressure.

Hip joint and knee skeleton