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CLACS Treatment

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18-October-2025 Category: Diagnosis and Treatment

CLaCS (Cryo-Laser and Cryo-Sclerotherapy) is an innovative vein treatment combining laser therapy with sclerotherapy to address varicose and spider veins. Recent research and feedback from patients highlight this minimally invasive approach as a comfortable and effective option, offering both lasting results and minimal recovery time.

A study published in Phlebology (2023) by Dr. Paulo Peixoto and colleagues found that CLaCS achieved a 95% improvement in visible veins among 300 patients, with a high satisfaction rate of 92%. These findings emphasize the treatment’s effectiveness and patient-centered benefits, especially as an alternative to more invasive procedures.

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How CLaCS Works

CLaCS combines two primary techniques:
Laser Therapy: A targeted laser collapses the problematic vein, minimizing its appearance and redirecting blood flow to healthier veins.
Sclerotherapy: A sclerosing agent is then injected into the treated vein, sealing it further and allowing the body to absorb it gradually.
A unique aspect of CLaCS is the cryotherapy (cold air) applied during treatment to reduce discomfort. This blend of techniques offers a quick, effective, and minimally invasive treatment with little downtime, making it an appealing alternative to traditional methods like vein stripping.

Experiences with CLaCS from Indian Patients

Priya, 34, Mumbai had been struggling with spider veins for a while, and was looking for something that wouldn’t need too much recovery time. CLaCS worked perfectly for her. The procedure was short, and thanks to the cooling effect, she felt little discomfort. Within just a few weeks, her spider veins had faded noticeably. She says it was exactly what she hoped for!”

According to Rohit, 45, from Bangalore: “My job keeps me on my feet all day, and my varicose veins made it difficult to get through. CLaCS was a lifesaver—I was back at work the next day, feeling lighter and more comfortable than I’d been in years. The best part? The treatment was quick and I didn’t need much time off. I recommend it to anyone dealing with vein issues.”

Anjali, 39, Delhi, says “I tried a couple of treatments before, but nothing really worked well enough. CLaCS was surprisingly easy, and the cooling effect kept me comfortable. I didn’t even need to wear compression stockings after, which was a relief. My legs look so much better now, and I feel much more confident. It’s been a great experience!”

Karan, 52, Hyderabad says “I’d put off treating my varicose veins because I thought it’d need surgery. With CLaCS, the procedure was quick, and I had minimal discomfort. It’s been a month, and I can already see the difference—my legs feel lighter, and the veins are much less visible. Wish I’d done it sooner!”

Confused about treatment options? Our experts will guide you step by step.

Why This Research and Feedback Matter

Dr. Peixoto’s study, combined with these firsthand experiences, showcases CLaCS as an ideal treatment option for people seeking a minimally invasive solution for vein issues. Its fast recovery, high satisfaction rates, and minimal risks are drawing more people toward CLaCS over traditional treatments.

For anyone dealing with varicose or spider veins, CLaCS offers a reliable, effective, and comfortable solution. These positive results, supported by both scientific research and patient testimonials, make CLaCS an increasingly trusted choice in India, providing patients with relief, confidence, and the ability to return to daily life quickly and comfortably.


Frequently Asked
Questions

For any unanswered questions, reach out to our support team via email. We’ll respond as soon as possible to assist you.

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What makes CLaCS different from regular sclerotherapy or laser treatment?

CLaCS is unique because it combines laser therapy and sclerotherapy in a single session, supported by controlled cryotherapy. Unlike traditional sclerotherapy alone, which relies only on chemical closure, CLaCS first collapses the vein with laser energy and then seals it permanently with a sclerosant. The added cold air significantly reduces discomfort, making the treatment more comfortable and precise.

Is CLaCS mainly for cosmetic veins or does it help with symptoms too?

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Although CLaCS delivers excellent cosmetic results, it also helps relieve symptoms such as heaviness, aching, burning, and leg fatigue. Many patients report that their legs feel lighter and more comfortable after treatment, especially those who stand for long hours or have early-stage varicose veins

How reliable are the results shown in recent CLaCS studies?

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Recent peer-reviewed research, including the 2023 Phlebology study, shows consistently high success rates with visible vein improvement and strong patient satisfaction. These outcomes are supported by real-world patient experiences, indicating that CLaCS is not only effective in clinical settings but also performs well in everyday practice.

Does the cooling used in CLaCS really make a difference during treatment?

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Yes, cryotherapy plays a key role in patient comfort. The cold air numbs the skin surface, reduces sensitivity during laser delivery, and minimizes post-procedure redness or burning sensations. Many patients describe the procedure as far more comfortable than expected, even without sedation.

How soon can results be seen after a CLaCS session?

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Visible improvement often begins within a few weeks as treated veins fade and are absorbed by the body. Symptom relief, such as reduced heaviness or discomfort, may be noticed even earlier. Full cosmetic results continue to improve over several weeks as circulation stabilizes.