548 



OPERATIONS ON THE NERVOUS SYSTEM. 



resume, it may be said with Bouley, " one must not ask from neu- 

 rotomy more than it can grant, by applying it to cases where the 

 lameness must necessarily persist, even after the removal of pain, 

 in the diseased parts." 



One important practical point in the performance of the opera- 

 tion is the determination of the place where it is to be performed. 

 A reference to the anatomical disposition of these plantar nerves 

 vsdll aid us here. In the forelegs both the external and inter- 

 nal plantar nerves form branches about equal in size, running on 

 each side of the leg, with an identical disposition. Each of these 

 nervous branches is situated along the tendon of the perforans 



Fig. 462.— Plantar Nerves in Digital Region. 

 P, plantar nerve; A, original of the digital nerves; BBB, cartilaginous branch; 

 C C C, cutaneous branch; D, digital artery, with the nerve back of it; E E, ramifications 

 of the cartilaginous and cutaneous branch ; F F, bulbous branches ; G, Transverse 

 branches back of the fetlock joint: V, digital vein. 



