It was reported that patient underwent an initial right reverse total shoulder arthroplasty on (b)(6) 2013.Subsequently, patient was revised due to dislocation on (b)(6) 2015.During the revision, it was noted the humeral component fractured.The humeral tray was removed and replaced.
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Current information is insufficient to permit a conclusion as to the cause of the event.Review of device history records show that lot released with no recorded anomaly or deviation.There are warnings in the package insert that state that this type of event can occur: under possible adverse effects, number 9 states, "dislocation and subluxation due to inadequate fixation and improper positioning." number 10 states, "fatigue fracture of component can occur as a result of loss of fixation, strenuous activity, malalignment, trauma, non-union, or excessive weight.".
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