The system was used for treatment.This case is reportable as a mdr due to the patient's hospitalization and the medical intervention of the heparin and klexane that were provided to the patient.Since this event is associated with the treatment, this mdr will be against the instrument.From the instrument perspective, there was no known instrument malfunction and no instrument issue was alleged by the customer.No service was requested by the customer for this adverse event.No product was returned therefore, a device service history review was performed.The instrument has been located at the customer's site since (b)(6) 2014.As part of the review, it was determined that the instrument's last service prior to the event was on (b)(6) 2015.After this service, the instrument had passed all tests and was operational.Trends were reviewed for complaint category, thrombosis.No trends were detected for this complaint category.The assessment is based on information available at the time of the investigation.Complaints are monitored through tracking and trending.If a trend is detected, further investigation will be conducted.Adverse event terms: thrombosis.(b)(4).S.K.(b)(6) 2019.
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