Taking away the vein is not going to hold blood from flowing inside the leg. That's simply because veins further in the leg acquire care from the larger sized amounts of blood. 使用射频或激光能量的导管手术。该手术是较大静脉曲张最常使用的治疗方法。医疗护理专业人员将一根称为导管的细管放入扩张的静脉。然后用射频或激光能量加热导管末端。拔出导管时，高温会使静脉塌陷、闭锁，从而达到破坏静脉的... https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-comprehensive-advice-for-optimal-results/