This is a prospective, multicenter, randomized controlled, non-inferiority clinical trial carried out in 13 centers throughout China. 200 subjects with symptomatic intracranial atherosclerotic stenosis will be treated with the Intracranial Stent (Zhuhai Tonbridge Medical Tech. Co., Ltd.) or the Wingspan Stent System (Stryker Neurovascular) for the expansion of vascular stenosis site. The primary objective of this study is to evaluate the effectiveness and safety of the intracranial stent for endovascular treatment of symptomatic intracranial atherosclerotic stenosis.
The purpose of this study is to verify the efficacy and safety of the Intracranial Stent (Tonbridge) in endovascular treatment of symptomatic intracranial atherosclerotic stenosis.