144 OPERATIVE TECHNIQUE. 



viz. the flexor pedis perforans or perforatus in the horse, because 

 these act not only as prolongations of the flexor muscles, but as a 

 weight-carrying apparatus, and the dead load which rests on them is 

 much greater than any sutures could bear, even though reinforced b}' 

 unyielding dressings and favoured by immobilisation of the extremities 

 in the best position for a number of weeks. 



Nerve Sutures. — In suturing nerves one end of the nerve-sheath 

 is united to the opposite end, the suture not penetrating beyond the 

 paraneurotic tissue. 



