Science · publications

TEThA, published and validated.

Documented in peer-reviewed international journals — the evidence base behind every treatment.

The TEThA technique is described in peer-reviewed international venous-disease journals. Each reference is presented with its evidence level — preliminary evidence is never turned into a promise of results.

Phlebology · SAGE Publications · 2026

Evidence level · prospective single-arm · n=22

Transfixing Endovenous Thermal Ablation (TEThA) for varicose veins treatment — a prospective single-arm study

Nara Medeiros Cunha de Melo Vasconcelos et al.

Prospective single-arm study (no control group) with 22 patients: indicated quality-of-life improvement and a good safety profile of the TEThA technique. Preliminary evidence — not a guarantee of results.

View at the journal (DOI) →Read the PDF →

Acta Phlebologica · Edizioni Minerva Medica · 2026

Evidence level · multicenter case series · 52 legs / 36 pts

The transfixing endovenous thermal ablation technique in varicose vein treatment: proof of concept and multicenter case series

Nara M. Vasconcelos · Adbeel F. Barbosa · Giovanni Alongi

Multicenter series with 52 legs (36 patients), showing promising results in safety, feasibility and durability of TEThA — international validation.

View at the journal (DOI) →Read the PDF →

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