Description of Event or Problem · 1
ATTEMPTED TO SWITCH PATIENT FROM CONTINUOUS POSITIVE AIRWAY PRESSURE/PRESSURE SUPPORT VENTILATION (CPAP/PSV) ON THE AVEA TO PRESSURE CONTROLLLED/PRESSURE SUPPORT (PC/PS/S). ONCE IN THE MODE SCREEN IT FROZE, AND WOULD NOT ALLOW THE CHANGE. THE VENTILATOR WAS TURNED OFF 3 TIMES TO REBOOT, AND WAS FROZEN IN THE INTIAL SET-UP SCREEN. DURING THIS TIME, THE PATIENT WAS BAGGED AND THEN EXTUBATED TO A NASAL CANNULA. UNIT TURNED ON AND WENT THROUGH EXTENDED SELF TEST (EST) OK. ALL BUTTONS PERFORMED AS DESIGNED. PERFORMED OVT. ALL TESTS WERE WITHIN PARAMETERS. RAN UNIT FOR 8 HOURS WHILE CHANGING MODES AND PATIENT TYPES. NO FAULTS FOUND.ERROR LOG SHOWED 2 ALARMS. PNEUMATICS MODULE FTC AND IMPROPER POWER-DOWN. CONTACTED CAREFUSION. TECH SUPPORT SAID THAT THESE ERRORS DID NOT INDICATE ANY PARTICULAR PROBLEMS. TECH SUPPORT RECOMMENDATION WAS THAT THE PROBLEM WAS PROBABLY IN THE UIM: UIM = USER INTERFACE MODULE (DISPLAY, MICROPROCESSOR, ASSOCIATED SOFTWARE). WE COULD EITHER MONITOR THE UNIT FOR ANOTHER OCCURRENCE OF THE PROBLEM OR REPLACE THE UIM WITH AN UPGRADED UNIT.RAN UNIT PERIODICALLY FOR 2 WEEKS. UNABLE TO DUPLICATE PROBLEM. RETURNING TO SERVICE.