PELVIS MINOR 417 



obturator canal. Behind the ureter the lateral sacral 

 branches and the gluteal continuation of the posterior 

 division of the hypogastric artery will be seen piercing the 

 pelvic fascia, and when the posterior division of the artery is 

 displaced medially its ilio-lumbar branch will be found. The 



Common iliac artery 



Right ureter 



Sup. haemorrhoidal 

 artery 



Lateral sacral artery 



Branch of sup. has- 

 niorrhoidal artery 



Hypogastric artery 



(ant. division! 



Middle hc-emorrhoidal 

 artery 



H.L'inorrhoidal veins 



Bladder 

 Superior vesical arteries 



"*~Left ureter 



Genito-femoral 

 'nerve 



Hypogastric artery 



xternal iliac artery 

 Fascia on psoas 

 major 



Inferior vesical 



artery 



Ductus deferens 



Inferior epigastric 



L artery 



I Umbilical artery 



"(obliterated) 



"-Obturator nerve 

 Obturator artery 

 Obturator vein 



Internal spermatic 

 artery 



FIG. 192. The Structures exposed in the left half of the Pelvis Minor 

 by the removal of the peritoneum and extraperitoneal fat. 



hypogastric vein lies along the posterior border of the artery, 

 and those of its tributaries which correspond to the anterior 

 branches of the artery pass, usually, to the medial side of 

 the anterior division of the artery on their way to the main 

 vein. There is no vein with the umbilical artery or its 

 superior vesical branch. As a rule only one vein accompanies 



VOL. II 27 



