An inexpensive bedside analogue computer for measuring respiratory work and certain other parameters.
D000669:Amplifiers, Electronic; D003202:Computers, Analog; D003936:Diagnosis, Computer-Assisted; D004582:Electronics, Medical; D004865:Equipment and Supplies, Hospital; D006801:Humans; D008722:Methods; D011182:Postoperative Care / Q000295:instrumentation*; D011300:Preoperative Care / Q000295:instrumentation*; D012129:Respiratory Function Tests / Q000295:instrumentation*