图 2.

I4VO模型操作示意图

Procedures of 4-vessel occlusion in rats. A: Schematic illustration of the I4VO model. B: Overall view of the 4 arteries with red latex injection (a: VA blocking point; b: CCA blocking point). C: Dissociation of the longus colli. D: Thyroid opposites C1 and C2. E: Exposure of the bilateral vertebral arteries. F: Clamping of the bilateral vertebral arteries. ICA: Internal carotid artery; ECA: External carotid artery; RCCA: Right common carotid artery; LCCA: Left common carotid artery; RVA: Right vertebral artery; LVA: Light vertebral artery; BT: Brachiocephalic trunk; LSA: Left subclavian artery. C1: Atlas; C2: Epistropheus; VA: Vertebral artery; CCA: Common carotid artery; SA: Subclavian artery.