Note 16 — A TREATISE (continued 2)

That is, to draw, or otherwise force the head of the os humeri, with his hands, towards the glenoid cavity, while the assistants are making extension and counter-extension. In doing this, he must pull the head upwards, if it be lodged in the axilla, backward if it be under the upper part of the pectoralis major, &c. Desault, however, contends that this assistance from the surgeon is unnecessary, and that extension and counter-extension are alone sufficient to effect the reduction. Trans.