Retrieval of a fractured embolic protection guidewire in the intracranial internal carotid artery using a self-made micro-snare: a case description - Shen, Siyuan; Duan, Yazhi; Niu, Guochen; Yan, Ziguang; Yang, Min; Zhang, Bihui; Li, Pengyu (Quantitative Imaging in Medicine and Surgery, 2026)