88 Injuries of Bone. 



3. 120. United Fracture below the Insertion of the 



Deltoid. — Plaster of Paris cast of a left humerus, showing the 

 above. 



The lower fragment has been displaced somewhat in front, 

 and to the inner side of the upper, and both have been tilted, 

 so that at the point of junction the fragments form an obtuse 

 angle, directed forwards and outwards. G. C. 3254. 



Presented hy Charles W. Cathcabt, F.R.C.S.E., 1890. 



3 121. United Fracture below the Insertion of the Deltoid. 



— Lower part of a right humerus, sawn in lateral halves, and 

 macerated to show the above injury. 



The lower fragment has been displaced forwards. !New 

 bone surrounds the broken ends, and the medullary canal at 

 the seat of fracture is occupied by cancellated tissue. 



W. C. G. 6. 



3. 122. Badly United Fracture below the Insertion of the 



Deltoid. — Part of the shaft of a right humerus — macerated — 

 showing the above. 



The lower fragment is behind the upper. The two are 

 united with much intervening callous at a very obtuse angle, 

 the apex of which points outwards. G. C. 3450. 



Presentedhj Macdonald Brown, F.R.C.S.E., 1892. 



3. 1 23. Ununited Fracture at the Insertion of the Deltoid. 



— Plaster of Paris cast of the left humerus of David Living- 

 stone, the great African missionary and traveller, showing the 

 position of the ununited fragments. 



Many years before his death, his arm had been crushed by a lion 

 and the fracture had remained ununited. 



The upper fragment has been considerably atrophied, and 

 is rotated inwards. G. C. 2433. 



Presented ly Sir William Ferguson. 



