The original bunion correction was performed on (b)(6) 2020 with no crossroads products used.The bunion correction was revised on (b)(6) 2020 using the crossroads minibunion system for fixation of the bunion correction.The surgeon reports the non-locking screw failed.X-ray evidence reveals that the non-locking screw missed the lateral cortex of the 1st metatarsal shaft and was floating in the osteotomy site intraoperatively.No non-conformances were identified in review of manufacturing records.Screw back-out may be due to inadequate fixation intra-operatively.Minibunion screws were removed in addition to the plate: ref: 3100-0030, ln: 501225, qty: 1 product name: minibunion 3.5mm offset plate short.Ref: 3100-3022lk, ln: 500729, qty: 1 product name: minibunion locking screw 3.0mm x 22mm.Ref: 3100-2720nl, ln: 501024, qty: 1 product name: minibunion non-locking screw 2.7mm x 20mm.
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