Radio Frequency Ablations (ClosureFast)
The ClosureFast™ procedure uses radiofrequency energy or heat to close the diseased vein, which redirects blood flow to healthy veins, relieving symptoms.
How it Works
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- The ClosureFast procedure is performed on an outpatient basis.
Using ultrasound, your physician will position the catheter into the diseased vein through a small opening in the skin. - The small catheter delivers heat to the vein wall, causing it to shrink and the vein to seal closed.
- Once the diseased vein is closed, blood will reroute itself to other healthy veins.
- The ClosureFast procedure is performed on an outpatient basis.
The Traditional Treatment
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- Minimally invasive outpatient procedure
- Local anesthesia along various points of the leg
- Less pain and bruising than laser treatment
- Faster recovery time than laser treatment
- Compression stockings needed for at least one week after procedure
About the Process
More than 2 million patients have been treated with the ClosureFast procedure in over 100 countries around the world. A disposable catheter is placed into the vein. The vein heats and collapses. Then the catheter is withdrawn, closing the vein.



After the Procedure
Following the procedure, a simple bandage is placed over the insertion site, and additional compression may be provided to aid healing. Your doctor may encourage you to walk, and to refrain from extended standing and strenuous activities for a period of time. The average patient typically resumes normal activities within a few days.