Graseby 3300 PCA pumps.
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D016058:Analgesia, Patient-Controlled / Q000295:instrumentation*; D000701:Analgesics, Opioid / Q000008:administration & dosage; D004867:Equipment Design; D004868:Equipment Failure; D006801:Humans; D007260:Infusion Pumps; D009020:Morphine / Q000008:administration & dosage; D012984:Software
D000701:Analgesics, Opioid; D009020:Morphine