If you can't bend your knees in any of the ways above, try sitting on a blanket or meditation cushion, with your back against a wall, and simply straighten your legs gently out at a wide angle as shown at right, using rolled towels for support beneath your knees.
Hip replacement is currently the most common orthopaedic operation, though patient satisfaction short- and long-term varies widely. The average cost of a total hip replacement in 2012 was $40,364 in the United States, and about $7,700 to $12,000 in most European countries.
A laparoscopic appendectomy costs on average $18,096 compared with $12,571 in the Cincinnati metro area and $9,887 in the Knoxville metro area. In the metro area of Fresno, Calif., the cost averaged $7,096. In Madison, the average costs were higher than Milwaukee for a total hip replacement and appendectomy.