(b)(6) section d4 lot#: the lot number for one of the three complaint devices was provided and included in this report.The opt980e optiflow + mask interface adapter is used to deliver humidified respiratory gases to patients.The interface is held in place by a head strap and also includes a lanyard which is placed around the patient's neck or attached to the patient's clothing or bedding to remove the load of the breathing circuit from the patient's interface.Method: one of the three complaint opt980e optiflow + mask interface adapters was returned to fisher & paykel healthcare (f&p) in new zealand, where it was visually inspected.Result: visual inspection of the returned opt980e optiflow + mask interface adapter revealed that the tubing was stretched and detached at the 3-way connector.The customer later reported that the provided lanyard of the interface was not used.Conclusion: we were unable to determine the cause of the reported fault.All optiflow interfaces are inspected during production for visual defects including cracks, tears, inclusions, discoloration and stretching or deformation.Any product that fails the visual inspection is disposed of.The subject interface would have met the specification at the time of production.The user instructions which accompany the opt980e optiflow + mask interface adapter show in pictorial format the correct placement and fitting of the cannula and also warn: - "appropriate patient monitoring must be used at all times.Failure to monitor the patient may result in loss of therapy, serious injury or death." - "do not crush or stretch tube." - "do not soak, wash, sterilize, or reuse this product.".
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