primary varicose veins

以海南林恒制药股份有限公司生产的羟苯磺酸钙分散片作为受试制剂，OM pharma S.A.生产的羟苯磺酸钙片（商品名：Doxium ，规格：250mg/片）为参比制剂，评估两种制剂空腹和餐后给药的生物等效性。

Varicose veins are one of the most common diseases worldwide it constitutes a progressive disease which during its course it produces complications that usually prompt the patient to seek medical care.
Epidemiological studies of the incidence and prevalence of varicose veins found that the majority of adults would develop it over the course of their lifetime; women were found to be four times likely as men to develop it, the incidence of varicose vein occurrence increases with age.
Varicose veins are defined as tortuous dilated veins after or associated with incompetent valves.

To present the 9. months clinical results of percutaneous Ven Restoration Therapy (VRT), a new method in the treatment of primary femoral vein insufficiency.Twenty four patients diagnosed with isolated primary femoral vein insufficiency between January 2020 and December 2020 were included in the study. Before the procedure, junctional femoral vein diameters and reflux times were measured. CEAP classification and Venous clinical severity scores (VCSS) were recorded. Chronic Venous Insufficiency Questionnaire (CIVIQ-20) were also recorded. Then, VRT was applied percutaneously to the anterior and posterior of the femoral veins of the patients, and the diameter of the femoral vein was narrowed and valve coaptation was achieved. After the procedure, vein diameters and reflux times were measured again. All parameters were reevaluated by calling patients for control at 1.,3., 6. and 9. months.