Photo documentation of the rescue technique. a) Ventral transection of cephalic vein. b) Introduction of a guide wire due to narrow cephalic vein. c) Radiograph of intravascular course of the guide wire. d) Introduction of vein dilator and peel-away sheath. e) Insertion of catheter and removal of peel-away sheath. f) Correctly placed catheter in cephalic vein and fixation.