Endoluminale Obliteration Der Stammvene Mit Dem 1470nm Laser Versus VNUS Closure Fast

Inclusion Criteria: * varicosis of great saphenous vein Hach-classification II-III (CEAP-classification: C3-4EPAS2-3PR and/or varicosis of small saphenous vein der Hach-classification I-III CEAP-classification: C3-4EPAS4PR) * maximum diameter of the great saphenous vein of 15mm maximum diameter of the small saphenous vein of 12mm Exclusion Criteria: * surgical treatment of the saphenous vein in the past * sclerotherapy of the saphenous vein in the past * phlebitis or thrombosis of the saphenous vein * surgical treatment of an venous ulcer in the past * postthrombotic syndrome * erysipelas of the leg in the past * chronic treatment with pain-killers or chronic alcoholism * pregnancy * drug allergy against painkillers that are used in this study * spinal anesthesia not possible * compression bandage not possible * patients with polyneuropathy * patients with chronic pain * persons that do have a connection or persons that are working for one of the jused companies (Laser or VNUS Closure Fast) * participation on an other clinical trial that can interfere with this clinical trial * missing written informed consent