The paper I present here contains two merits: 1, its shortness, and 2, a subject that can not be too often brought before surgical bodies, and that is, the saving of injured parts, a subject of great and deep interest to patients suffering from surgical injuries, and also of great importance to every conscientious surgeon. Not a few of us are often confronted with injuries of the upper and lower extremities, where, in order to be sure of the wound healing by first intention, we must remove so much of the injured member that when it is entirely healed it becomes perfectly useless. Injuries such as these we often find as the result of railroad injuries, and we meet them also in planing-mills. Very often by the pulley action upon the distal ends of muscles they are loosened at their insertion, and thereby, if left, in the process of healing