Post Marketing Study to Evaluate the NIMBUS Device

Exclusion Criteria

• •Currently participating in an investigational (drug, device, etc.) clinical trial that may confound study endpoints. Patients in observational, natural history, and/or epidemiological studies not involving intervention are eligible.
• •Confirmation of positive pregnancy test according to site specific standard of care (e.g. test, verbal communication).
• •All patients with severe hypertension on presentation (SBP \> 220 mmHg and/or DBP \> 120 mm Hg). All patients, in whom intravenous therapy with blood pressure medications is indicated, with hypertension that remains severe and sustained despite intravenous antihypertensive therapy (SBP \>185 mmHg and/ or DBP \>110 mmHg).
• •Known cerebral vasculitis.
• •Known cancer with life expectancy less than 12 months.
• •Stenosis, or any occlusion, in a proximal vessel that requires treatment or prevents access to the site of occlusion.
• •Intracranial stenosis that prevents access to the site of occlusion.
• •Computed tomography (CT) or Magnetic Resonance Imaging (MRI) evidence of recent/ fresh hemorrhage on presentation.
• •Baseline computed tomography (CT) or MRI showing mass effect or intracranial tumor (except small meningioma).
• •Evidence of dissection in the extra or intracranial cerebral arteries.
• •Occlusions in multiple vascular territories (e.g., bilateral anterior circulation, or anterior/posterior circulation).