Testing of actual/suspected device: (10/213): the pneumatic module assy,rohs was returned to the manufacturer for further evaluation.A senior repair technician of the national repair center (nrc) installed the module into the cardiosave test fixture and tested the module to factory specifications and to the cardiosave service manual.The technician verified the failure of a leak in the pneumatic module.The module failed the leak differential test.The pneumatic module was sent to production for failure analysis per procedure.The national repair center received the pneumatic module assy,rohs.Production performed a failure only analysis, verified the failure and found valve k4 leaking.Valve k4 was defective.Retaining the pneumatic module in the national repair center per procedure.
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Updated fields: b4, g4, g7, h2, h6 (type of investigation), h10, h11.Corrected field: d1, d4 (version or model #, catalog #, unique identifier (udi) #), g1 (contact person ¿ mfg site), h4.Analysis of production: (3331) the device history record review concluded that there were no ncmrs, rework, or deviations documented for the reported lot/serial number.Based on the dhr/lhr review results, it was determined that there is no relation between the manufacturing process and the reported failure.Historical data analysis: (4109) the review of the historical data indicates that no other similar complaint was reported for the same lot/serial number and reported failure mode.Trend analysis: (4110) the overall 24 month product complaint trend data for the period mar 2019 through feb 2021 was reviewed.There were no triggers identified for the review period.
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