Additional information was received and section b5 should be reported as: the manufacturer previously received an information alleging the bipap synchrony was not working.The patient was hospitalized and expired at the hospital.The device was returned to the manufacturer's quality product investigation laboratory for investigation.The manufacture inspected externally observed that no evidence of sound abatement foam degradation.There was secondary findings of indeterminate contamination observed on and under ui knob.The dust, fiber and indeterminate contaminate observed throughout the airpath all likely from sources external to the devices.The external investigation noted minor wear and tear as well as moderate contamination on and under the ui knob, in the filter recess and in various crevices on all surface of the device.The internal investigation found dust and fiber contamination throughout the interior of the device.Dark particulate observed not consistent with foam degradation in blower box and air inlet seal.And indeterminate yellowish amber contamination was observed on the air inlet seal.The device's event logs were downloaded and reviewed by manufacturer.The manufacturer found no error codes.The manufacturer concludes there was no evidence of sound abatement foam degradation.The manufacturer observed dust, fiber contamination and water marks in the device and are consistent with being from an external source.
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