The sample has not been returned to maquet for investigation in our laboratory.However, there is a picture related to the complaint.The investigation of the received picture showed that the leakage of the suction valve.Maquet medical systems,usa(importer)submits this report on behalf of the legal manufacturer of the device maquet cardiopulmonary(b)(4).Rastatt, germany.A follow-up medwatch will be submitted when additional information becomes available.Reference exemption #(b)(4).Importer- maquet medical systems usa (b)(4).Contact person- (b)(6).Maquet cardiopulmonary ag is aware of similar complaints from this product.Similar products, showing a similar malfunction, have been investigated in #(b)(4).; ¿'the function of received suction valve,which was cut out of the tube set by customer, was tested with water.When the correct flow direction was provided,the water flows through the valve withoutleaking.Then,the function of the valve was checked with water in the wrong direction.It immediately leads to a leak at the top of the cap.A leak can not be confirmed in this case.The valve was worked within specifications'' based on this, complaint could not be confirmed.Sap trend search was performed (product group 31000 cts, failure code: 0114 other tube set components-leakage) which came to following results: 5 additional complaints were recorded which appears reported issues are the same since the last 12 months.4 complaints are in status 'not confirmed'.Based on the sales figures of the last 12 months following occurrence rate has been calculated: 0,2%, which is below than 1%.Due to this information no syste mic issue could be determined.Device history record of the complained lot was reviewed.There were no references found which are indicating a nonconformance of the product inquestion.Also, there is no nonconformity and no scar related to the claimed material.
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