Intra-operative issue occurred during shoulder revision surgery performed on (b)(6) 2020.According to the information reported, during surgery 2 smr - stem extractors (product code 9013.02.301 - lot #15aa030) broke and the threads remained into the stem, but surgeon was able to remove them.Complaint source reported that the reason was that the patient head was in the way of the platform on the stem extractor and in both cases, surgeon did not threaded the extractor to the end.Finally, surgeon used a 3rd stem extractor, threaded it to the end and used a flexible osteotome to successfully extract the stem.The event prolonged the surgery of 25-30 minutes.
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