Underneath some protocols, The location of your catheter is guided by duplex ultrasonography. The radiofrequency catheter heats the internal lumen of your vein to 85°C, with subsequent scarring and closure from the dealt with vein. The course of action is performed in an Business location with out common anesthesia; http://varicose-veins32096.topbloghub.com/3073295/indicators-on-varicose-veins-singapore-you-should-know