. Anaesthetics : their uses and administration. aced flat upon his backwith the head somewhat lower than the abdomen, and caretaken that there is no mechanical obstruction to the entranceof air— falling back of the tongue, blood clot, mucus, orvomit in the pharynx. During the performance of artificial respiration Wilson f * The method described is modified by the introduction of the essential featuresof the plans proposed by Pacini and Bain,f Trans. Soc. Ancesth. 1898, vol. i., p. 35. THE ACCIDENTS OF ANESTHESIA. 391 agrees with Dr. Bowles that it is best not to have the mouthwidely open,
. Anaesthetics : their uses and administration. aced flat upon his backwith the head somewhat lower than the abdomen, and caretaken that there is no mechanical obstruction to the entranceof air— falling back of the tongue, blood clot, mucus, orvomit in the pharynx. During the performance of artificial respiration Wilson f * The method described is modified by the introduction of the essential featuresof the plans proposed by Pacini and Bain,f Trans. Soc. Ancesth. 1898, vol. i., p. 35. THE ACCIDENTS OF ANESTHESIA. 391 agrees with Dr. Bowles that it is best not to have the mouthwidely open, and the tongue dragged far out of the mouth. The whole jaw should be pushed forward, the neck beingkept fully extended. There should be no strain from thechest, and so the head should not be allowed to hang backover the end of the table. The operator stands behind thepatient and grasps the arms near the elbows in such a way asto evert them and render the pectorales majores tense. Hefirst presses the arms into the sides, so as to compress the. Fig. 77.—Artificial respiration—Expiration.
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