It was reported that an initial call came into (b)(6) fire district department on (b)(6) 2014 for a middle aged patient that was experiencing chest pain.The cardiac arrest occurred on scene at the patient's place of residence, which was witnessed by the fire department.Manual cpr was performed for approximately 5 minutes by the responding agency.The patient was placed onto the autopulse platform on a flat surface and was not moved.The autopulse lifeband would not adjust or analyze the patient's chest size and then displayed a "check patient alignment" message.Responding agency attempted to turn the autopulse on and off, however the issue would not resolve.The platform was unable to perform any compressions.Patient was removed from the autopulse.Crew reverted to manual cpr for the remainder of the call which was approximately 20-30 minutes until the patient was transported to the hospital, where the patient was pronounced by the emergency room physician.Patient never achieved rosc (return of spontaneous circulation).The cause of death is unknown.Customer does not attribute the patient's death to use of the autopulse.Patient's weight and medical history were not provided.No further details were provided.
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Autopulse platform s/n (b)(4) was returned to zoll for evaluation.Visual inspection of the returned platform was performed and no physical damage to the platform was found.The returned platform was unable to undergo initial functional testing, as it exhibited ua7 (discrepancy between load 1 and load 2 too large) when it was powered on, which was unable to be cleared.A review of the archive was performed and found that the platform did not record any usage on the reported event date of (b)(6) 2014.The archive does however show that the platform began exhibiting an un-clearable ua7 on (b)(6) 2014.Load cell module 2 was replaced to remedy the reported complaint of the platform displaying a ua 7 code.Load cell characterization testing was performed to ensure that the load cells are functioning properly.The customer reported complaint of the platform displaying ua7 was confirmed through review of the archive, however, the archive indicated that the platform was not used on the reported event date of (b)(6) 2014.Load cell module 2 was replaced, and the platform underwent load cell characterization testing to confirm that both load cells are functioning properly.The platform did not cause or contribute to the patient outcome, as the platform was not deployed and was never in active operation.
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