Protective device against embolization in carotid angioplasty

摘要: A protective device against embolization is provided for use in angioplasty of the carotid artery comprising a guide catheter that forms lumen, and tubular member axially movable lumen having distal end expandable walls artery. The includes drainage port with non-folding edges communicates through an outlet hemostatic valve access enables introduction wire balloon. When deployed artery, occludes antegrade flow vessel induces retrograde carries emboli out body.