During a shoulder revision surgery, smr stem extractor - code 9013.02.301, lot# 2015aa272 - was damaged.According to the info reported, more than one intra-operative issues were experienced during the revision surgery: procedure was to remove and replace tt mb baseplate and tt peg (reason of revision unknown); firstly, it was tried to remove and replace mb tt baseplate size standard with 2x different s/r tt baseplate extractors (code 9013.75.391, lot# 15aa006a and 15aa99wb).This inappropriate instrument's use lead to s/r tt baseplate extractor's damage.An appropriate (std) baseplate extractor was at the end used and mb tt baseplate was successfully dissociated from tt peg; upon tt peg removal, the cannulated reamer trephines (code 9013.75.396, lot# 15aa9a4 and 15aa027a) were damaged while attempting to ream over peg.Surgeon had issues attempting to thread in reamer guide.Secondary option for peg removal was to thread in mb extractor with slap handle / stem extractor: at this point, stem extractor tip sheared off.Peg was eventually removed successfully.Luckily, other instruments were available to assist in completing successfully the surgery.Only few minutes of prolonged surgery time reported.No consequences for the patient.Event happened in us.
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