| abstract |
A hypothermic therapy heater blower control system for use with patient warming blankets flowing warm air over the patient wherein the control system includes a data display indicating the temperature of the supplied air and the circuitry includes audible and visual alarms to indicate overheating or failure modes. The circuitry includes dual safety heater shut-off circuits and also includes a self-testing cycle which tests all of the major safety features and shut-offs, and in the test mode the circuitry simulates an over temperature condition. |