The manufacturer was previously received information alleging particles in tubing/chamber, difficulty breathing/short of breath, headaches that have been very bad waking her up out of sleep and its concerning related to a cpap device's sound abatement foam.There was no report of patient harm or injury.The device was returned to the manufacturer's product investigation laboratory for investigation.An internal visual inspection of the device was completed by the manufacturer.The manufacturer found evidence of white talc/dried white powder.The manufacturer found no evidence of sound abatement foam degradation/breakdown.The device's event logs were downloaded and reviewed.The manufacturer found no error logged.The manufacturer concludes there was evidence of white talc/dried white powder contamination on the device.The manufacturer confirmed there was no evidence of sound abatement foam degradation/breakdown.Section d9, g3 and h6 has been updated/corrected in this report.
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