Use of the 'air wave system' to prevent pressure sores in hospital.
D000388:Air; D001512:Bedding and Linens / Q000592:standards; D001513:Beds / Q000592:standards*; D004865:Equipment and Supplies, Hospital; D005260:Female; D006801:Humans; D008297:Male; D003668:Pressure Ulcer / Q000517:prevention & control* / Q000628:therapy