Transfixing Endovenous Thermal Ablation (TEThA) for varicose veins treatment
Prospective single-arm study, 22 patients — quality of life and safety.
Varicose veins treated by laser, with no cuts — a method with documented scientific grounding.

A transdermal varicose-vein treatment technique using endolaser, developed and validated by Dr. Nara Medeiros. Unlike traditional approaches, it eliminates the need for cutting — with superior aesthetic results and documented scientific grounding.
The proprietary technique of Dr. Nara Medeiros is documented in two peer-reviewed international journals.
Prospective single-arm study, 22 patients — quality of life and safety.
Multicenter series, 52 legs (36 patients) — international validation.

The TEThA Endolaser brand identifies the proprietary technique of Dr. Nara Medeiros — now taught to physicians across Brazil and abroad.
Book an evaluation with Dr. Nara Medeiros.
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