The Food and Drug Administration has approved a new technique for treating varicose veins by sealing them with a clear liquid that turns into a solid adhesive.
The VenaSeal system is approved for patients with varicose veins of the legs that cause pain, blood clots or other symptoms. The system includes syringes, guide wire and a catheter which is used to inject the liquid that seals the diseased veins. Doctors monitor the procedure using ultrasound imaging.
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Previous techniques used to treat varicose veins involved drugs, lasers, radio waves or incisions. An FDA official said in a statement the new technique "can allow patients to quickly return to their normal activities, with less bruising."
The VenaSeal system was developed by Covidien, which was recently acquired by Minnesota-based Medtronic Inc.