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 previously received information alleging an issue related to a cpap device's sound abatement foam.Patient has alleged to develop fluid in lungs.The patient required removal of the fluid as a response to the reported event.This event is assessed as not related to the device in this case.Based on the available information, the manufacturer concludes no further action is necessary.The device was returned to the manufacturer's product investigation laboratory for investigation.Visual inspection confirmed positive deposit of foam particulate on the fit tool.Performance testing/verification of complaint confirmed the evidence of foam degradation associated to this allegation.Review of secondary findings showed the evidence of liquid ingress.Pil was able to confirm the complaint or address the symptoms specified.The device was hooked up to a known good power supply and power cord, airflow was verified to be operating correctly.The error log showed that there were no instance of errors on the device.Pil was able to confirm the presence of degraded sound abatement foam in the device.
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