Assessing the WAVE Extra Soft Coil in Intracranial Aneurysms and Comparing Imaging Modalities

Inclusion Criteria: * Patient age ≥ 18 years * Patient having embolization of intracranial aneurysms * WAVE Extra Soft Coil is final finishing coil * Penumbra SMART COIL System accounts for at least 75% of total number of coils implanted * Informed consent obtained per Institutional Review Board/Ethics Committee (IRB/EC) requirements Exclusion Criteria: * Life expectancy less than 1 year * Patient previously enrolled in the SURF Study * Known multiple intracranial aneurysms requiring treatment during index procedure * Patient is unwilling or unable to comply with protocol follow up schedule and/or based on the Investigator's judgment the patient is not a good study candidate * Participation in an interventional drug or device study that may confound the results of the study