Batch review performed on 13 may 2019 lot 187024: (b)(4) items manufactured and released on 28-jan-2019.Expiration date: 2024-01-15.No anomalies found related to the problem.To date, (b)(4) items of the same lot have been already sold without any similar reported event.Clinical evaluation performed by medical affairs manager: immediate postoperative acetabular cup protrusion through the medial wall after total hip arthroplasty.No information concerning patient age, health status and bone quality is available.This event may be caused by the normal intraoperative bone weakening during acetabular preparation that may have led to the formation of subclinical fissures.There is no reason to suspect a malfunctioning device.
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The patient had a primary hip surgery on (b)(6) 2019.Upon reviewing the post-op x-rays, it was discovered that the cup had protruded through the medial wall during impaction.The surgeon revised, 6 days later, the cup and liner with another company's product and implanted bone chips to promote bone growth in the acetabulum.The surgery was completed successfully.
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