The manufacturer was contacted in reference to the voluntary field safety notice / recall notification related to the sound abatement foam in certain cpap, bipap, and mechanical ventilator devices.The manufacturer received information alleging runny nose, red eyes, and red spots on nose, sneezing, coughing, and headaches.There was no report of serious or permanent 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 and found evidence of dust/dirt contamination, keratin contamination and slight black contaminant in the air inlet, throughout device enclosure and blower seal on the blower box.The manufacturer found no evidence of sound abatement foam degradation/breakdown.The manufacturer concludes the contaminates found were consistent with dust or dirt, keratin, and black particulate, contamination inconsistent with the sound abatement foam.The manufacturer confirmed there was no evidence of sound abatement foam degradation/breakdown.
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