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 patient alleges weird taste in his mouth when using the machine, scratchy throat, nasal/throat irritation or soreness.The patient also alleges odor coming from machine, randomly shut off on its own, makes a whistling noise and does not close properly.There was no report of serious patient harm or injury.There was no medical intervention required by the patient.The device was returned and evaluated by the manufacturer.The internal part of the device was inspected visually.The device's downloaded logs were reviewed by the manufacturer and 0 error was found.The device software was upgraded and the error log was cleared.The device status was recertified.The unit passed the final test.The manufacturer concludes that there was no evidence of visible foam degradation.
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