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insufficiency of the lower extremities due to congenital absence of valves in the superficial femoral and popliteal veins in 1941.1 Congenital malformations such as vein valve aplasia lead an increase in hydrostatic pressure with, eventually, progression of vein insufficiency. Since then, attention had been focused on the deep vein valves as well as valvular incompetence in patients with chronic leg enlargement. One of the earliest Pioneer of this issue was Kistner who performed valvoplasty and/or vein segment transposition to treat valvular incompetence.2

“Akgul’s Technique” in Repair of Deep Vein Valves in Patients with Venous Insufficiency: Editorial