This issue was reported in response to a field action notification that the customer received regarding the involved product.However, the customer reported during follow-up communication that the facility was unable to determine what caused the tear and that the event was never attributed to the cannula by the hospital.Additionally, the issue subject of the field action is not known to cause the reported condition, and the involved device was not saved for return so it cannot be determined if it was affected by the issue outlined in the field action.At this time, there is no known device issue and there is no reason for sorin group to believe that the device contributed to the reported event.As an investigation could not be performed, a root cause was not determined and corrective actions were not identified.
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