intercapitular veins of the hand intercapitular veins of the hand the palmar digital veins on each finger are connected to the dorsal digital veins by oblique intercapitular veins. they drain into a venous plexus which is situated over the thenar and hypothenar eminences and across the front of the wrist. intercapitular veins of the handthe superficial veins of the upper extremity. (intercapitular veins not labeled, but visible at bottom.)detailssourcepalmar digital veinsdrains tomedian antebrachial veinidentifierslatinvenae intercapitulares manusta98a12.3.08.024ta24968fma71583anatomical terminology