An injectable, nonadhesive liquid embolic agent comprised of ethylene vinyl alcohol copolymer; available in two premixed product formulations with two different vial sizes offering convenient preparation, controlled delivery, and targeted occlusion for providing options for each patient’s specific treatment
Medtronic
Onyx HD-500
EVOH, dimethyl sulfoxide, tantalum
Treating intracranial, saccular, sidewall aneurysms that present with a wide neck (≥ 4 mm) or with a dome-to-neck ratio < 2 mm that are not amenable to treatment with surgical clipping
High-viscosity formulation liquid embolic for the treatment of intracranial wide-necked aneurysms that are not amenable to treatment with surgical clipping
Medtronic
Onyx Liquid Embolic System: Onyx 18 and Onyx 34
EVOH, dimethyl sulfoxide, tantalum
Presurgical embolization of brain AVMs
An ethylene vinyl alcohol copolymer that provides controlled injection and reliability for presurgical embolization of brain AVMs
Cerenovus
Trufill n-BCA Liquid Embolic System
Trufill n-BCA, Trufill ethiodized oil, and tantalum powder; these components must be used as a system
Embolization of cerebral AVMs when presurgical devascularization is desired; premarket approval device
A clear, free-flowing liquid, which polymerizes quickly on contact with body fluid or tissue; it offers convenient preparation and delivery, customized radiopacity for visualization, and effective penetration of AVMs
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