Trevo® Retriever Registry (China)

Inclusion Criteria: 1. Age ≥18 2. Subjects experiencing acute ischemic stroke due to a large vessel occlusion who are eligible and suitable for restoration of blood flow using any approved Trevo Retriever in the neurovasculature to remove thrombus 3. Trevo Retriever is planned to be the primary mechanical neuro-thrombectomy device to remove the thrombus 4. Subject or subject's legally authorized Representative (LAR) has signed the study Informed Consent Form 5. Subject willing to comply with the protocol follow-up requirements Exclusion Criteria: 1. mRS \>2 2. Any known coagulopathy 3. Anticipated life expectancy less than 3 months 4. Known absolute contraindications to the use of required study medications or agents (e.g., heparin, aspirin, clopidogrel, radiographic contrast agents, etc.) 5. Preexisting neurological or psychiatric disease that would prevent complete the study required evaluations 6. The subject is participating in another mechanical neuro-thrombectomy device trial or any other clinical trial where the study procedure or treatment might confound the study end point.