(b)(4).Concomitant products: 00625006525-bone screw self-tapping 6.5 mm dia.25 mm length-64109373; 00625006530-bone screw self-tapping 6.5 mm dia.30 mm length-64246317; 00625006540-bone screw self-tapping 6.5 mm dia.40 mm length-64348073; 00625006550-bone screw self-tapping 6.5 mm dia.50 mm length-63481149; unknown-depuy trilock femoral stem-unknown ; 010000749-g7 neutral arcomxl lnr 40mm h-6406911.Reported event was confirmed via medical records reviewed by a health care professional.A review of the available records identified findings of the reported issues aseptic loosening found 6 weeks post op, pain, multiple fractures with functional discontinuity, as reported.Migration of the acetabular component with a new onset of pain consistent with mechanical loosening.Acetabular component was found to be mobile and toggling about the ilium screws which did not demonstrate they loosened.No product was returned or pictures provided; visual and dimensional evaluations could not be performed.A review of the device history records identified no related deviations or anomalies during manufacturing.A definitive root cause cannot be determined.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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It was reported patient underwent a left hip revision approximately 2 months¿ post implantation due to migration of the acetabular component on radiographs and new onset of pain consistent with mechanical loosening.During the revision, two cups were placed with augments and cement to create one construct.A dual mobility was placed, and the competitor stem was retained.No further event information available at the time of this report.
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