Scissoring of a Cobalt Alloy Aneurysm Clip causing Slippage during Cerebral Aneurysm Surgery : Case report and review of literature

Scissoring of a Cobalt Alloy Aneurysm Clip causing Slippage during Cerebral Aneurysm Surgery : Case report and review of literature

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Clip slippage is a rare occurrence, and the scissoring or torsional failure of aneurysm clips is rarer still.Titanium clips have been implicated educational toys in a few such reported cases.The authors report its occurrence while using a fenestrated cobalt alloy clip for an internal carotid artery aneurysm which was identified Dab Inserts by intraoperative angiography and rectified by re-applying a non-fenestrated cobalt alloy clip.The possible mechanism of this complication, and measures that may prevent its occurrence, including meticulous dissection, decompression when possible, proper clip selection, and intraoperative angiogram are described.