20 DISEASES OF THE HOESE'S FOOT 



Fig. 12.— The Flexor Perforatus and Flexor Perforans Tendons. 



The metacarpo-phalangeal sheath and the ring of the perforatus laid 

 open posteriorly, and the cut edges reflected ; the flexor perforans 

 cut through at about the region of the sesamoids, and its inferior 

 portion deflected. 



1, Superior end of sev^ered perforans tendon ; 2, inferior end of severed perforans 

 tendon ; 3, insertion of flexor perforans into semilunar crest of os pedis ; 

 4, the cut and reflected edges of the metacarpo-phalangeal sheatli and 

 perforatus ring ; 5, the bifid insertion of the Hexor i>erforatus into the 

 lateral surfaces of the os corome ; 6, the capsular ligament of the pedal 

 joint ; 7, the navicular bone ; 8, the posterior surface and glenoid fibro- 

 , cartilage of the os coronre. 



