. A practical treatise on fractures and dislocations. e humerus. In one case that came under my observation the dislocation w^aseffected by hyperextension and torsion without theaid of the weightof the body to press the humerus downward. The patient, in jumpingdown from his wagon, steadied himself by grasping the rail of theseat, and, the height being considerable, the wrench was sufficient todislocate the elbow. Pathology. The internal lateral ligament is always torn, usually atits insertion upon the humerus, and the rent extends along the anteriorligament. The external lateral ligament is us
. A practical treatise on fractures and dislocations. e humerus. In one case that came under my observation the dislocation w^aseffected by hyperextension and torsion without theaid of the weightof the body to press the humerus downward. The patient, in jumpingdown from his wagon, steadied himself by grasping the rail of theseat, and, the height being considerable, the wrench was sufficient todislocate the elbow. Pathology. The internal lateral ligament is always torn, usually atits insertion upon the humerus, and the rent extends along the anteriorligament. The external lateral ligament is usually torn or detachedfrom the humerus ; its partial preservation in some cases notably affectsthe attitude of the limb and may create considerable difficulty in reduc-tion. The orbicular ligament is rarely injured. 1 Denuce: Diet, de Med. et Chir. prat., art. Coude= BACKWARD DISLOCATIONS OF THE ELBOW. 685 The tip of the internal epicondyle is frequently torn off, apparentlyby avulsion through the attached flexor muscles; when the fragment Fk;. Fig. 397.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectfractur, bookyear1912
