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This report is being submitted pursuant to the provisions of 21 cfr, part 803 (and/or part 4, as applicable).This report may be based on information which has not been investigated or verified prior to the required reporting date.This report does not reflect a conclusion by depuy synthes, or its employees that the report constitutes an admission that the product, depuy synthes, or its employees caused or contributed to the potential event described in this report.If information is obtained that was not available for the initial report, a follow-up report will be filed as appropriate.
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Product complaint #(b)(4).Investigation summary it was reported that the head trial was stuck in the dm liner trial and cannot be extracted.Both pieces need to be replaced.They will be sent back to depuy and they were not sued on the patient.The product was returned to j&j medtech orthopaedics for evaluation.The product was returned to j&j medtech orthopaedics for evaluation.Visual inspection of the returned device found that the pinnacle mb head trial 47_28 is remain attached to the 28 +12 femoral head trials, re.Additionally the pinnacle head shows signs of scratches.The observed appearance of the device is consistent with the device being in contact with other tools like; forceps, tweezers or other tools with an edge, as well as the appearance suggest heavy usage.Regarding the jammed condition, properly handling and attention to the approved use of the device diminishes the risk of failure.According to the surgical technique, place the correct articul/eze head trial onto the pinnacle dual mobility head trial insertion tool by applying a force to the trial directly in line with the tool until the articul/eze trial is seated and securely in place.Insert the assembled pinnacle dual mobility head trial insertion tool into the pinnacle dual mobility head trial by holding the mobile bearing head trial in one hand and placing the articul/eze trial in the opening of the mobile bearing head trial.Apply pressure at an angle to minimize the force necessary to assemble.More force is required when attempting to insert the head trial into the mobile bearing head trial using a direct in line technique.Remove the pinnacle dual mobility head trial insertion tool, ensuring the articul/eze trial remains captured within the mobile bearing head trial by pulling the mobile bearing trial construct and the head trial insertion tool in opposite directions.Verify that the articul/eze trial can move freely within the mobile bearing head trial.To disassemble, place the mobile bearing trial assembly onto the shaft of the dual mobility head trial insertion tool.Lever out the articul/eze head trial from the mobile bearing trial at an angle similar to what you used to assemble it.Based on the above an incorrect disassembling technique is suspected as the potential root cause for the reported condition.However with the available information a definite root cause cannot be established.A functional test was unable to be performed due to returned device condition.A dimensional inspection was not performed since it was not applicable to the complaint condition.The overall complaint was confirmed as the observed condition of the pinnacle mb head trial 47_28 would have contributed to the complained issue.Based on the investigation findings, it has been determined that no corrective and/or preventative action is proposed.There is no indication that a design or manufacturing issue has caused the reported complaint condition.As part of j&j medtech orthopaedics quality process, all devices are manufactured, inspected, and released to approved specifications.Additional monitoring for any potential safety signals will be conducted through complaint trending and other post-market safety surveillance activities.Device history lot the product investigation found no evidence suspecting an error in the manufacturing or material that would be a contributing factor in the reported allegation(s).A manufacturing records evaluation (mre) was not performed.
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