,With the assisting physician stabling the pelvis and femoral head (as necessary), the primary physician extended the right lower extremity in the sagittal plane, and while applying controlled traction gradually stretched the para-articular holding elements of the right hip by means gradually describing an approximately 30-35 degree horizontal arc. 
,With the assisting physician stabling the pelvis and femoral head ( as necessary ) , the primary physician extended the right lower extremity in the sagittal plane , and while applying controlled traction gradually stretched the para - articular holding elements of the right hip by means gradually describing an approximately 30 - 35 degree horizontal arc .