The manufacturer previously received a voluntary medwatch (mw5102695) alleging a continuous positive airway pressure (cpap) device's sound abatement foam became degraded and caused a patient to develop chest congestion.The patient was prescribed medication in response to the reported event.In the initial report section b5 was not updated, the correct b5 should be - the manufacturer received voluntary medwatch (mw5102695).The patient has alleged hard cough, shortness of breath, congestion in chest, fever, throat problem, lung infection, sleep problem, phelgm.There was no report of serious or permanent patient harm or injury.In the initial report, section b3 date was incorrectly and h10 section was marked incorrectly.The device was returned to the manufacturer's product investigation laboratory for investigation.An internal visual inspection was completed by the manufacturer.The manufacturer found evidence of contamination through-out; white powdery substance indicative of talc/dust.The manufacturer found no evidence of sound abatement foam degradation.The device's downloaded event log was reviewed by the manufacturer and found no error logged.The manufacturer concludes the contaminates found were consistent with contamination through out the device; white powdery substance indicative of talc/dust.The manufacturer confirmed there was no evidence of sound abatement foam degradation.Section b1,b2,b7,b3,d9,g3,h1,h6,h10 has been updated/corrected.
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