(b)(4).Concomitant medical device: unknown: unk 52mm m2a magnum pf cup-unknown.Unknown: unk modular taper locked femoral porous coated stem 9x137mm-unknown.Unknown: unk -3 taper adapter-unknown.Multiple mdr reports were filed for this event, please see associated reports: 0001825034-2022-01313.Component code: mechanical (g04) head.Reported event was confirmed via medical records provided and reviewed by a health care professional.No product was returned or pictures provided; visual and dimensional evaluations could not be performed.Part and lot identification are necessary for review of device history records, neither were provided.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.Device location unknown.
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