[Innovation in the design of a doughnut-shaped cushion to ease pressure pain - for a patient who was ordered bedrest following nephrolithotomy].
D001510:Bed Rest; D001512:Bedding and Linens; D006801:Humans; D007668:Kidney / Q000601:surgery; D007669:Kidney Calculi / Q000601:surgery*; D011187:Posture; D003668:Pressure Ulcer / Q000517:prevention & control*