(b)(4).The rt040 vented hospital full face mask features a mask base, seal, and headgear.The mask is an oronasal patient interface for use as an accessory to therapy devices providing non-invasive bi-level or continuous positive airway pressure support therapy.This mask is for spontaneously breathing adult patients with respiratory insufficiency or respiratory failure who are suitable for non-invasive positive pressure support therapy in a hospital or clinical setting.Method: the complaint rt040 vented hospital full face mask was not returned to fisher & paykel healthcare (f&p) for evaluation.Our investigation is based on the information and photograph provided by the customer, and our knowledge of the product.Results: visual inspection of the provided photograph revealed that the headgear velcro was separated from the headgear.Conclusion: we were unable to determine the cause of the reported event.Our user instructions illustrate in pictorial format the correct set-up and proper use of the rt040 vented hospital full face mask.It also states the following: "verify that the therapy device, including alarms and safety systems, have been validated prior to use." "this mask may only be used in a hospital or clinical setting where the patient is adequately monitored by trained medical staff.Failure to monitor the patient may results in loss of therapy, serious injury or death.".
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