Fig. 1
From: Clinical anatomy of the cephalic vein for safe performance of venipuncture
Gross anatomy of the cephalic vein and superficial branch of the radial nerve (SBRN). a Macroscopic appearance of the forearm. b Distance between radial styloid process (RSP) (* to ##) is shown as mean ± standard deviation. Blue area shows a suggestive safe area for cannulation to the CV. ASB anatomical snuff box, CV cephalic vein, DIM first dorsal interossei muscle, LCNF lateral cutaneous nerve of the forearm, MV metacarpal vein. #Communicating branch of CV to deep palmar vein. ##Confluence of CV and metacarpal vein. *Emergence of SBRN