Current information is insufficient to permit a conclusion as to the cause of the event.There are warnings in the package insert that state that this type of event can occur: under possible adverse effects, number 4 states, "loosening, migration, or fracture of the implants can occur due to loss of fixation, trauma, malalignment, malposition, nonunion, bone resorption, and/or excessive, unusual and/or awkward movement and/or activity." under warnings, "improper selection, placement, positioning, alignment and/or fixation of the implant components may result in unusual stress conditions which may lead to subsequent reduction in the service life of the prosthetic components.".
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(b)(4).This follow-up report is being submitted to relay additional information.Concomitant medical products - g7 acetabular cup catalog#: 010000703 lot#: 3702719, ceramic femoral head catalog#: 650-1162 lot#: 2016010382, femoral stem catalog#: 51-117150 lot#: 3222243.It has been indicated that the product will not be returned to zimmer biomet, as its location is unknown.Dhr was reviewed and no discrepancies were found.The reported event was unable to be confirmed due to limited information received from the customer.The root cause was unable to be determined, as the device was not returned for evaluation if any further information is found which would change or alter any conclusions or information, a supplemental will be filed accordingly.Zimmer biomet will contribute to monitor for trends.
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