Two light-weight, rigid metal struts (one vertical and another horizontal) attached with each other in the foam of plus sign with slits for adjustment of pads Two lateral pads, one sternal pad and one pelvic pad attached to the semi-rigid, plastic splints, which are to be adjusted (suing screws) over the hyperextension frame for proper as well as comfortable body contact fit A heavy duty strap attached to one lateral pad of the horizontal bar of hyperextension frame is to be fixed to the other lateral pad, by reverse locking of velcro closure A semi rigid, plastic splint padded with non-absorbent foam acts as thoraco-lumbar back support