Hip replacement surgery has developed dramatically over the past several decades. What was once a medieval surgery with over three weeks of recovery in a hospital has now become a minimally invasive outpatient day surgery for some. It is one of the most successful surgeries of any surgery known to the medical community. The procedure is being done for younger people due to the expertise of the surgeons, and the materials used are so much better...

The hip joint is made up of the femoral head and the acetabulum. It is a very constrained ball and socket joint where the ball fits almost perfectly in the socket.  Surrounding the socket is a fibrocartilage called the labrum.  Some hip joints develop in life without good coverage of the cup and they are said to be dysplastic. Dysplasia can occur as one develops and the socket does not deepen but stays shallow. People with dysplasia can have...