(b)(4).Concomitant devices: articular surface medial congruent (mc) left 10 mm height use with tibia sizes e-f/cr femur sizes 8-11, catalog #:42512100810, lot #: 64463461; femur trabecular metal cruciate retaining (cr) standard porous, catalog #: 42502806401, lot #:63417244; psn tm fem/tmtib/ve/tm/ins, catalog #: 98-0002-001-18, lot #: n/i.The complainant has indicated that the product will not be returned to zimmer biomet for investigation.Hospital did not return.Once the investigation has been completed, a follow-up mdr will be submitted.Investigation incomplete.
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This follow-up is being submitted to relay additional information.The results of the investigation are as follows: no product was returned or pictures provided; visual and dimensional evaluations could not be performed.The device history records were reviewed for deviations and/or anomalies with the following related anomalies/deviations identified: (b)(4).Device is used for treatment.The reported products were reviewed for compatibility with no issues noted.Medical records were not provided.A definitive root cause cannot be determined.No corrective actions, preventive actions, or field actions resulted after investigation of this event.Complaint is not confirmed.If any further information is found which would change or alter any conclusions or information, a supplemental will be filed accordingly.Zimmer biomet will continue to monitor for trends.
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