No sample has been returned for evaluation for the complaint of leaky trocars; therefore, the condition of the product could not be verified.No lot number was identified with this complaint; therefore, lot history and complaint history reviews could not be conducted.A sample was not returned and no lot information is available, therefore, the root cause for the customer complaint issue cannot be determined.Investigations have been completed and manufacturing process enhancements have been implemented in order to improve the performance of the valves.Complaints are reviewed and monitored at regular intervals to evaluate effectiveness of actions taken.No additional action is required at this time.The manufacturer internal reference number is: (b)(4).
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