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patient-controlled analgesia


Definition: a method for control of pain based on use of a pump for the constant intravenous or, less frequently, epidural infusion of a dilute narcotic solution that includes a mechanism for the self-administration at predetermined intervals of a predetermined amount of the narcotic solution if the infusion fails to relieve pain.

Synonym(s): patient-controlled anesthesia

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.