As reported by a healthcare professional, during coil embolization of an anterior communicating artery aneurysm, a g2 tdl complex xtrasoft coil (641cx0410/ s12732) failed to detach using two detachment cables (ecb00018200/s13482 and ecb00018200/ s13745), and during withdrawal, the echelon 10 microcatheter target access was lost and it was decided to place no further coils.It was reported that after the coil failed to detach, the detachment control cable and detachment control box (dcb00000500/c20653) were replaced and detachment procedure was repeated, but without success.Finally, the coil was retracted, but target access was lost and it was decided to place no other coils.There had been no resistance between the g2 and the microcatheter during advancement or withdrawal.The entire coil was removed from the microcatheter and the microcatheter was still attached to the delivery system and was not stretched.Pre-deployment electrical check was performed.No low battery light was seen during the case and no fault light was seen.Upon pressing the power button, all lights illuminated.Only during the first attempt at detachment did the detachment light illuminate and the audible signal beep.All connections appeared to fit properly without application of excessive force.The same detachment control box was later used successfully during other procedures.The patient had no adverse events as a result of the event, but the procedure was delayed about 20 minutes.
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