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Radiofrequency Ablation (RFA)

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When it comes to treating varicose veins and chronic venous insufficiency, radiofrequency ablation is one of the most widely performed minimally invasive procedures in vein care today. It has replaced surgical vein stripping as the preferred treatment for most patients with saphenous vein reflux, and for good reason. It works, it is comfortable, it requires no downtime, and it is performed entirely in the office. 

At Miller Vein, our board-certified vein specialists use the ClosureFast catheter to deliver radiofrequency ablation with precision and consistency. If your legs have been aching, swelling, or simply not feeling right, and an ultrasound has confirmed venous reflux, RFA may be the most effective path to lasting relief. 

You can also get your varicose veins treated to compare your options.

What Is Radiofrequency Ablation (RFA)? 

Radiofrequency ablation is a minimally invasive procedure that uses radiofrequency energy to heat and permanently close diseased veins from the inside. Rather than removing the vein surgically, RFA seals it shut so that blood is naturally rerouted through the healthy veins surrounding it. Over the following weeks, the body gradually reabsorbs the closed vein, and it disappears entirely. 

At Miller Vein, we perform RFA using the ClosureFast catheter, the industry-leading device for radiofrequency vein closure. The ClosureFast catheter is inserted into the affected vein through a small access point in the skin, positioned precisely under ultrasound guidance, and used to deliver controlled radiofrequency energy in measured, consistent segments along the length of the vein. Each segment is treated for twenty seconds at a precisely regulated temperature, causing the vein wall to contract, collapse, and seal uniformly from end to end. 

This temperature-controlled approach is one of the defining advantages of the ClosureFast system. The energy delivery is consistent, regulated, and predictable in a way that has made RFA one of the most extensively studied and reliably effective techniques in modern vein care. 

What Conditions Does Endovenous Radiofrequency Ablation Treat? 

Radiofrequency ablation is the first-line minimally invasive treatment for venous reflux originating in the major truncal veins of the leg. It can also address the underlying cause of several related and often overlapping conditions. Some of the conditions RFA can treat include the following: 

Start with understanding varicose veins if you’re still exploring what’s causing your symptoms.

Chronic Venous Insufficiency (CVI) 

CVI is the most common indication for RFA. The condition occurs when the one-way valves inside the great saphenous vein, small saphenous vein, or other significant leg veins fail to function properly, allowing blood to flow backward and pool in the lower legs. This venous reflux elevates pressure throughout the lower leg tissue, producing the aching, heaviness, swelling, skin changes, and fatigue that characterize CVI. RFA corrects the reflux at its source, and symptoms typically begin improving within weeks of treatment. 

Varicose Veins 

Varicose veins are a visible consequence of venous reflux. When blood pools in the leg veins due to valve failure, the increased pressure stretches and distorts the vessel walls, producing the bulging, twisted surface veins visible beneath the skin. Treating the reflux driving varicose veins with RFA eliminates the pressure at its source. Many varicose veins shrink and fade significantly in the weeks following ablation as that pressure is removed.  

Restless Leg Syndrome Caused by Vein Disease 

Venous insufficiency is a well-documented and frequently overlooked cause of restless leg syndrome. For patients whose RLS is driven by venous reflux rather than a purely neurological cause, RFA offers the opportunity to treat the problem at its root rather than managing it indefinitely with medication. 

Venous Leg Ulcers 

For patients with venous ulcers caused by advanced CVI, RFA is a critical component of the treatment plan. Reducing venous hypertension through ablation improves the circulatory environment around the wound, accelerates healing rates, and significantly reduces the likelihood of recurrence compared to wound care without vascular treatment.

Patient Stories to
Legs Like New®

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The staff was wonderful and really took my concerns and put my mind at ease. I would definitely recommend them to everyone. Staff on time, and had my ultrasound done and saw the doctor and was out of the office start to finish 90 minutes, was first visit. The Dearborn office was wonderful.

— Theresa H.
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The front desk personnel were very professional and welcoming. I was seen by one of the most welcoming and patient ultrasound technicians. She was very pleasant and informative. She explained every step and made me feel comfortable throughout the exam. The doctor is the reason the office is so calm and welcoming. The doctor was informative as she explained the diagnosis and plan of care needed. I would definitely refer someone in need of their services.

— Brenda F.
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The staff is so friendly. They explain well before they do anything. Dr Miller is awesome. Explains treatment and plan of care in detail. Answers all questions thoroughly. Had a very good consultation.
Highly recommend.

— Barb F.
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What to Expect After RFA 

Recovery after radiofrequency ablation is typically straightforward and well-tolerated.  

In the first few days, it is normal to notice some bruising along the path of the treated vein and mild soreness in the leg, similar to the feeling after a significant workout. Some patients experience a sensation of tightness or pulling along the treated vessel as it contracts and begins to seal. These are expected responses and typically resolve within one to two weeks. Over-the-counter pain relief is sufficient for most patients if any discomfort is present. 

Wearing your compression stockings consistently during the recovery period is also important and directly supports the outcome of the procedure. Compression reduces swelling, supports the body’s processing of the closed vein, and is a standard part of post-RFA care. 

Symptom improvement typically begins within two to four weeks as treated veins seal completely and blood flow reroutes through healthy vessels. Most patients notice meaningful reductions in leg heaviness, aching, and swelling within the first month. Varicose veins connected to the treated vein begin to shrink and fade over the following weeks to months. 

RFA Locations Across Michigan 

Miller Vein offers radiofrequency ablation with the ClosureFast catheter at eight convenient locations throughout Michigan. We see patients at: 

  • Auburn Hills 
  • Dearborn 
  • Grand Rapids 
  • Holland 
  • Macomb 
  • Novi 
  • St. Clair Shores 
  • Troy 

Our clinics are open Monday through Friday, 7:00 AM to 5:30 PM. 

Schedule a Consultation 

Radiofrequency ablation with the ClosureFast catheter is one of the most effective and well-studied treatments in vein care, and at Miller Vein, it is performed by board-certified specialists who have made vein health their entire focus. If your legs have been telling you something is wrong, now is the right time to find out why and what can be done about it. 

Schedule your consultation at Miller Vein by calling our office today. 

The RFA Procedure at Miller Vein, Step by Step

One of the most effective things we can do to help patients feel comfortable before their procedure is give them a clear, honest picture of what to expect. Here is a straightforward walkthrough of how radiofrequency ablation is performed at Miller Vein. 

  • Pre-Procedure Preparation
    Your procedure begins with a review of your treatment plan and the opportunity to ask any final questions. The leg is positioned, and the skin is prepared at the access site. A duplex ultrasound is used throughout to guide the procedure with real-time imaging, ensuring accuracy at every step.
  • Tumescent Anesthesia
    Before the catheter is introduced, anesthesia is used to numb the treatment area. A dilute solution of local anesthetic is carefully injected along the length of the vein. This serves three purposes: it numbs the area, it compresses the vein around the catheter to improve contact with the vein wall, and it provides a buffer of fluid around the vein that protects the surrounding tissue from the heat energy. The tumescent injection is the step most patients describe as mildly uncomfortable. Once the anesthesia takes effect, the procedure itself is typically very well tolerated.
  • ClosureFast Catheter Insertion and Activation
    A small access point is made in the skin, and the ClosureFast catheter is introduced into the vein through a thin sheath. Under ultrasound guidance, the catheter is advanced to the appropriate starting position at the far end of the segment to be treated. The catheter tip is then activated, delivering radiofrequency energy to a precisely defined 7-centimeter segment of the vein wall for twenty seconds. The catheter is then repositioned and the process is repeated, segment by segment, until the entire vein has been treated. This segmental approach is what makes the ClosureFast system particularly precise. Each segment receives a consistent, controlled dose of energy at a regulated temperature, producing uniform closure along the entire length of the treated vein.
  • Post-Procedure
    Once treatment is complete, the catheter is removed and a compression stocking is applied. You are encouraged to walk immediately. Most patients are in and out of the clinic within an hour.

Why Choose Miller Vein for Radiofrequency Ablation? 

Choosing where to have a vein procedure matters. The outcome of radiofrequency ablation depends not just on the technology used but on the skill, experience, and diagnostic accuracy of the specialist performing it. Here is what sets Miller Vein apart. 

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Board-certified vein specialists

Every RFA procedure at Miller Vein is performed by a board-certified physician who specializes in vein disease. You are seen by an expert whose entire clinical focus is on vein health, not a generalist adding vein procedures to a varied schedule. 

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Ultrasound-guided precision

Our specialists use duplex ultrasound throughout every procedure, not just for initial positioning. Real-time imaging ensures that the catheter is placed accurately, the vein is treated completely, and the surrounding tissue is protected at every stage.

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Comprehensive, personalized care

RFA is rarely the only treatment a patient needs. Most patients benefit from a coordinated plan that may include ablation, sclerotherapy, microphlebectomy, and compression therapy in a structured sequence. Our specialists design individualized plans based on each patient’s ultrasound findings, symptoms, and goals, ensuring that all contributing veins are addressed, not just the most visible one. 

Frequently Asked Questions About Radiofrequency Ablation

How does radiofrequency ablation work for vein treatment?

RFA uses a catheter inserted into the diseased vein to deliver targeted radiofrequency energy, which heats and closes the vein wall. Once closed, the vein is naturally absorbed by the body over time, and blood reroutes through healthier veins.

How is radiofrequency ablation different from laser ablation?

Both procedures close problem veins using heat, but RFA uses radiofrequency energy while laser ablation uses light energy, resulting in slightly different heating patterns. Studies generally show both methods have comparable success rates and recovery times.

Is radiofrequency ablation painful?

Most patients experience minimal discomfort during the procedure, often described as mild pressure or warmth. Any soreness afterward is usually mild and short-lived.

What is the recovery time after radiofrequency ablation?

Most patients resume normal activities within one to two days, though more strenuous exercise is typically avoided for about one to two weeks. Compression stockings are often recommended during initial recovery to support healing.

How successful is radiofrequency ablation at treating varicose veins?

RFA has a high long term success rate, with most treated veins remaining closed for years after the procedure. Its widely considered one of the most reliable minimally invasive treatments for larger varicose veins.

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