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Endoluminal RF Electrode

One Electrode. Five Ablation Sizes

The first monopolar electrode with an adjustable active tip. VIVA II delivers high-energy ablation for larger lesions and controlled treatment at the margins — all with one device

From Small Lesions to Large Volumes, One Electrode Fits All

With its adjustable tip length, VIVA II eliminates the need to stock multiple electrodes for different cases. This adaptability makes it possible to perform both precise ablations near critical structures and larger central ablations in a single session.

Smart Design for Confident Ablation

Efficient By Design

Treat Multiple Nodules of Varying Sizes

All with one electrode, reducing setup time and inventory needs

Create Varying Ablation Zone Sizes

Safely achieve both large central ablation and fine peripheral ablation to reduce marginal regrowth risk, all with one electrode.

Validated in Clinical Studies

Multiple studies have validated STARmed’s adjustable and monopolar RF electrodes for thyroid RFA, demonstrating both safety and long-term efficacy:

Feasibility & safety of adjustable electrodes for benign thyroid nodules¹

Shorter ablation times and efficient workflow compared to fixed electrodes²

Reduced marginal regrowth with small-tip peripheral ablation³

Global adoption across multiple organ systems supported by procedural and technique reviews⁴

Training & Support

Backed by STAR Support

From training and live case support to reimbursement guidance and marketing tools, STAR Support ensures you succeed beyond the procedure room.

Frequently Asked Questions

Yes. The VIVA II RFA needle electrode features an adjustable active tip with five length options, allowing clinicians to toggle mid-procedure for both large central and small peripheral ablations without switching devices.

Yes. The VIVA II monopolar electrode is the first radiofrequency ablation needle with an adjustable active tip technology cleared for use in the United States. This FDA clearance ensures the device meets strict safety and efficacy standards for clinical practice.

Yes. Monopolar needle electrodes such as the VIVA II are designed for safe, repeated use in clinical ablation procedures when utilized according to their IFU. The adjustable ablation electrode design also minimizes the need for multiple devices, reducing patient risk and improving procedural efficiency.

One Electrode. Multiple Solutions.

Simplify your workflow and expand your treatment options. With VIVA II, consistent results come from one electrode, not many.

  1. Lee J, Shin JH, Hahn SY, et al. Feasibility of adjustable electrodes for thyroid RFA. Korean J Radiol. 2020.
  2. Trimboli P, Castellana M, Sconfienza LM, et al. Thermal ablation of benign thyroid nodules: systematic review & meta-analysis. Endocrine. 2019.
  3. Cesareo R, Pacella CM, Pasqualini V, et al. RFA for autonomous thyroid nodules: systematic review & meta-analysis. Rev Endocr Metab Disord. 2019.
  4. Hadedeya D, Attia AS, Shihabi AN, et al. Technique and procedural aspects of thyroid RFA. Curr Otorhinolaryngol Rep. 2021.

Stay informed with STARmed Technology

Download the Thyroid RFA clinical data sheet

See how safe and effective STARmed’s industry-leading equipment is in practice.

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