Unique device identifier: (b)(6).Device history record (dhr) - the dhr documentation was reviewed and no anomalies that could be associated with the complaint incident was observed.A complaint investigation (failure analysis) and determination of root cause is not possible.The complaint could not be verified due to product sample not being returned after 3 documented requests.The reported failure, ¿not operational¿ and "error message 1219 ib_aspiration rpm", is possibly the result of a defective suction pump or possible suction elbow issue.However, without physical testing of device, it is not possible to verify.Should the product be returned for analysis, the complaint will be reopened and evaluation will be completed.
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