Clinical Evidence

Endovenous Radiofrequency Ablation

For more than a decade, endovenous radiofrequency (RF) ablation has been the standard of care for chronic venous insufficiency.

Selection of Published Literature on Endovenous RF Ablation

Merchant RF, Pichot, O; Closure Study Group. Long-term outcomes of endovenous radiofrequency obliteration of saphenous reflux as a treatment for superficial venous insufficiency. J Vasc Surg. 2005 Sep;42(3):502-9; discussion 509.

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Proebstle TM, Alm BJ, Göckeritz O, et al. Five-year results from the prospective European multicenter cohort study on radiofrequency segmental thermal ablation for incompetent great saphenous veins. Br J Surg. 2015 Feb;102(3):212-8. doi: 10.1002/bjs.9679.

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Rasmussen LH, Lawaetz M, Bjoern L, et al. Randomized clinical trial comparing endovenous laser ablation, radiofrequency ablation, foam sclerotherapy and surgical stripping for great saphenous varicose veins. Br J Surg. 2011 Aug;98(8):1079-87. doi: 10.1002/bjs.7555.

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The VENCLOSE™ System

Built on the well-documented history of coil-based endovenous RF ablation.

Controlled energy delivery targets 120° C throughout each 20-second treatment cycle

Symmetrical depth of heat penetration: 0.5–2.0 mm