Product event summary: one controller was returned for evaluation.Various analyses were conducted and reviewed in order to evaluate the performance of the device in relation to the reported event.Review of the manufacturing documentation confirmed that the associated device met all requirements for release.Analysis of the device revealed that the device failed to meet specifications; the device failed visual inspection as a result of power source port 1 connector found loose with the o-ring gasket displaced from the controller housing.This issue is currently being investigated internally.A possible root cause of the loose connector may be attributed to a shift in the manufacturing process; however, the internal investigation is still in progress.This event was assessed and is being reported as part of a retrospective review of events, which was in response to an update to the mdr decision criteria.This device is used for treatment not diagnosis.The ventricular assist system is indicated for use as a bridge to cardiac transplantation and destination therapy in patients who are at risk of death from refractory end-stage left ventricular heart failure.The system is designed for in-hospital and out-of-hospital settings.If information is provided in the future, a supplemental report will be issued.
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