The manufacturer previously reported a bipap a30 device allegedly had a ventilator inoperative condition while in patient use.The patient expired.The device was returned to the manufacturer's product investigation laboratory for investigation.During evaluation, the customer's complaint was unable to be duplicated and the device was found to alarm and function as designed.The device's event logs were downloaded and evaluated by the manufacturer.The manufacturer was able to confirm the event log indicates the several ventilator inoperative condition occurred on the date of event.An internal evaluation of the device found evidence of an unknown, external contaminant to the valve assembly, blower and blower housing.The ventilator inoperative alarm condition is likely related to an external contamination of the valve assembly.Product labeling states,"a properly installed, undamaged gray foam filter is required for proper operation.Wash periodically and replace when damaged for proper operation.If you notice any unexplained changes in the performance of the device, if it is making unusual sounds, if the device or detachable battery are dropped, if water is spilled into the enclosure, or if the enclosure is cracked or broken, discontinue use and contact philips respironics or an authorized service center for service.If you are a patient, please contact your home care service provider." the device was returned unrepaired per customer's request.
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