(b)(4).The rt200 is not sold in the usa but it is similar to a product which is sold in the usa.The 510(k) for that product is k983112.Method: the complaint rt200 adult dual-heated breathing circuit was not returned to fisher & paykel healthcare (f&p) for evaluation.Our investigation is based on the information and photographs provided by the customer and our knowledge of the product.Results: visual inspection on the provided photographs revealed that the grommet of the rt200 adult dual-heated breathing circuit was missing from the inspiratory elbow.Conclusion: without the complaint device, we are unable to determine the cause of the missing grommet.All rt200 adult dual-heated breathing circuits are leak tested during production and those that fail are rejected.The subject rt200 adult dual-heated breathing circuit would have met the required specification at the time of production.The user instructions that accompany the rt200 adult dual-heated breathing circuit state: "ensure appropriate ventilator or flow source alarms are set before connecting breathing set to patient.".
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