Biomed evaluated the device, it was visible in the initial investigation that device's power setting was set to 0.The field service representative ran the device for 8 hours and performed a patient circuit cal and vent performance check.As a resolution, the device was subjected to further testing including: dc power supply voltages check, calibration of airway pressure monitor xdcr, driver displacement indicator check and completed alarm tests.The fsr repeated patient circuit cal and vent performance check on the device.The unit was ready for patient use.
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