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 an issue related to a cpap device's sound abatement foam.The patient has alleged visualization of particles in air path.The patient also stated that the device will not operate or power on and when plugged in on screen shows error message.There was no report of serious patient harm or injury.There was no medical intervention was 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 1 error was found.The device operating software was upgraded.The unit passed the final test.The manufacturer concludes that there was no evidence of visible foam degradation and could not confirm customer's complaint.
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