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It was reported that during a thr, one (1) polarcup trial insert slotted 28/49 fractured while trying to dislocate hip.Surgeon was done trialing so no backup was needed.No pieces fell into patient.The procedure was resumed, without any delay, using the same device.Patient was not harmed as consequence of this problem.
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Section h3, h6: it was reported that during a total hip replacement, one (1) polarcup trial insert slotted 28/49 fractured while trying to dislocate hip.Surgeon was done trialing so no backup was needed.The complaint device used in treatment was returned for investigation.A visual evaluation of the device was conducted, and it was concluded that it was fractured in two pieces.A review of the production documentation did not detect any deviation that could have contributed to the reported failure mode.The review of historical complaints for the alleged device revealed no additional complaints reported for the same batch, and one additional similar complaint for the same product number over the past 12 months with similar failure mode.Previous investigations demonstrated that the performance of the device is within the risks level that are anticipated in the risk management documentation.As part of the continuous improvement, smith + nephew is working on a design enhancement.No further escalation is required.A review of the risk management documentation verifies the failure mode, occurrence and severity of the reported issue.There is no indication that the reported device failed to meet manufacturing specifications upon release for distribution.The root cause of the reported event remains undetermined.Due to insufficient information, it is not possible to indicate factors which could have contributed to the reported event.According to document "processing (cleaning, disinfection and sterilization) of instruments from smith & nephew orthopaedics ag" (lit.N°03389-en 1363 v3 11/19), all devices must be inspected and controlled for proper functioning after cleaning/disinfection.The need for further actions is not indicated.Nevertheless, smith+nephew will continue to monitor this device for similar issues.The returned device will be discarded.
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