D.G.H.A.L. (Dopper Guided Haemorrhoidal Artery Ligation)
In 1995, Kazumasa Morinaga, a Japanese surgeon developed this technique.He identified the haemorrhoidal artery by Doppler technique & ligated with the help of suture DGHAL seems to be a safe and effective treatment option for all grades of haemorrhoidal disease. Further prospective randomized comparative studies are needed in order to fully evaluate the true role of DG-HAL in surgical management.