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Product analysis: the device was returned within a sealed biohazard, plastic bag.Within the bag, the hawkone was loosely contained within a non-sterile, sealed pouch, and another plastic biohazard bag.A device label sticker was adhered to the outside of the plastic bag which indicated lot number 0010052379, consistent with the reported device.The cutter driver was not returned with the device.No other ancillary devices were received.Biological debris was noted throughout.The housing was observed to be bent into an ¿s¿ shape.The proximal end of the guidewire lumen (gwl) was disengaged, approximately 4.5cm distal to the cutter window.The cutter was advanced approx.2.5cm distal to cutter window.A slight bulge was noted in the housing at location of the cutter.Microscopic inspection revealed the housing gwl had zipper tearing.Biological debris was noted on the rotating distal tip, the biological debris was removed and disengagement of the tip gwl was noted (proximal end).It appeared like the gwl was pulled distally.Inspection of the housing bulge revealed biological debris was distal to the cutter.The inner laser drilled coils were damaged.No tearing of tecothane was noted.The device was connected to a known good cutter driver.An attempt was made to retract the cutter unsuccessfully because the cutter was caught by the inner laser drilled coils.No damage was noted to the cutter window.If information is provided in the future, a supplemental report will be issued.
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