The cephalic vein is located along the leading edge of the patagium or the antebrachial wing membrane (Fig. 1). The saphenous (interfemoral) vein is found in the uropatagium (tail membrane ...

These veins (n = 4) were found to be acceptable for formation of a fistula after the block (> 2 mm diameter). One patient had an autogenous radial-cephalic direct wrist access placed, which was ...