inferior anastomotic vein inferior anastomotic vein the inferior anastomotic vein (also known as the vein of labbe) is one of several superficial cerebral veins. it forms an anastomosis between the superficial middle cerebral vein and transverse sinus, opening into either at either end. inferior anastomotic veindetailsidentifierslatinvena anastomotica inferiorta98a12.3.06.010ta24910fma51239anatomical terminology it courses across the surface of the temporal lobe. it drains adjacent cortical regions, gathering tributaries from minor veins of the temporal lobe. it is highly variable. history it was named after the 19th century french surgeon charles labbé (1851–1889), the nephew of the surgeon and politician léon labbé (1832–1916).