Operative surgery . Fig. 93. Fig. 94. Fig. 95. \r Pin above Oblique inser- Pin beneath Fig. 93 vessel. tion of pin. vessel. Trendelenburgs rod the vessel, and the point elevated and pushed through at an angle sufficientto cause it to tightly close the lumen of the artery by pressing the vesselagainst the overlying tissues (Fig. 95). If this means be not effective, additional pressure can be made by passingbeneath each extremity and obliquely above the pin several turns of cottonyarn or of the ordinary silk ligature. The other method is the reverse of thefirst, the pin resting upon and pressing
Operative surgery . Fig. 93. Fig. 94. Fig. 95. \r Pin above Oblique inser- Pin beneath Fig. 93 vessel. tion of pin. vessel. Trendelenburgs rod the vessel, and the point elevated and pushed through at an angle sufficientto cause it to tightly close the lumen of the artery by pressing the vesselagainst the overlying tissues (Fig. 95). If this means be not effective, additional pressure can be made by passingbeneath each extremity and obliquely above the pin several turns of cottonyarn or of the ordinary silk ligature. The other method is the reverse of thefirst, the pin resting upon and pressing the vessel downward upon the deep-seated tissue, instead of upward against the superficial (Figs. 93 and 94).Acupressure is often employed to arrest htemorrhage from small branches of 76 OPERATIVE SURGERY.
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