Continuous Aspiration Technique for Ischemic Stroke

Inclusion Criteria: 1. Subject is ≥ 18 years of age 2. Subject or legally authorized representative has provided written informed consent prior to any study-specific procedures and no later than 72 hours after the index procedure 3. Pre-stroke mRS 0-2 4. Subject is undergoing or has undergone an aspiration thrombectomy using the Zoom System with Continuous Dual Aspiration Technique (CDAT) as the first line device within its intended use Exclusion Criteria: 1. Subjects with a life expectancy of less than 6 months 2. Female subject who is known to be pregnant at time of admission 3. Any intracranial hemorrhage in the qualifying head CT or MRI 4. Presence of tandem internal carotid artery occlusion, multiple occlusion locations (e.g., cavernous ICA and M1, separate M2 occlusions, etc.), or occlusions in multiple territories (e.g., MCA and ACA, bilateral, etc.). 5. In the opinion of the Investigator, the patient is not a suitable candidate for intervention with the Zoom System 6. Subject is currently enrolled in or planned to be enrolled in any concurrent interventional study that may impact the safety or performance data collected in this study