The system was used for treatment.A batch record review of kit lot d744 was conducted.There were no non-conformances related to the complaint.This lot met all release requirements.The (b)(4) lot number was not provided as it was not administered.However, a review of all (b)(4) lots manufactured since january 2013 was performed.No trends or nonconformances related to the complaint were noted.Trends were reviewed for complaint categories, occlusion system alarm and centrifuge bowl leak/break.No trends were detected for these complaint categories.The assessment is based on information available at the time of the investigation.No product was returned for investigation; therefore, it could not be determined if the product met specification based solely on the information provided by the customer.Complaints are monitored through tracking and trending.If a trend is detected, further investigation will be conducted through the capa/continuous improvement process.(b)(4).Device not returned to manufacturer.
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