略語大辞典 [Med] 23 PNPV positive-negative pressure ventilation 正負圧換気. 交互正負圧換気.positive-negative pressure ventilation; or APB(alternating pressure breathing);or APN(alternating positive-negative ventilation); or APNPB(alternating positive-negative pressure breathing); or PNPB(positive negative pressure breathing); 丸善「略語大辞典」JLogosID : 11856184