The art of anaesthesia . Flo. 87.—Electric motor blower aDd suction with ether attachment. (Connell.) Apparatus.— 1. Connells ana?sthetometer. 2. Intratracheal catheter. 3. Laryngoscope and mouth prop. 1. The anaesthetometer (Fig. 87) has already been men-n 162 ANAESTHESIA tioned on page 62 and in connection with intrapharyngealinsufflation on page et seq. 2. The intratracheal catheter (Fig. 88). The besttube is the ordinary silk-woven urethral catheter (size 24French) with a side opening near its end. The diameterof the catheter should be less than one-half the diameter ofthe


The art of anaesthesia . Flo. 87.—Electric motor blower aDd suction with ether attachment. (Connell.) Apparatus.— 1. Connells ana?sthetometer. 2. Intratracheal catheter. 3. Laryngoscope and mouth prop. 1. The anaesthetometer (Fig. 87) has already been men-n 162 ANAESTHESIA tioned on page 62 and in connection with intrapharyngealinsufflation on page et seq. 2. The intratracheal catheter (Fig. 88). The besttube is the ordinary silk-woven urethral catheter (size 24French) with a side opening near its end. The diameterof the catheter should be less than one-half the diameter ofthe glottis. A mark should be made 26 cm. from the Fig. SS.—Intratracheal catheter. This mark indicates the limit to which the catheter maybe introduced. This mark should not be permitted to passthe incisor teeth. In the normal patient such a catheterintroduced this distance will be about 5 cm. above the bifur-cation of the trachea. As a rule it will be found that thetube must be pushed once again the distance between theincisor teeth and the glottis. ETHER ANAESTHESIA 163 3. The Jackson laryngoscope has proven entirely effi-cient (Fig. 89). This instrument affords a direct, electri-cally illuminated view of the glottis. By this inspectionwe are enabled to estimate the size of the catheter necessaryand to introduce it with full knowledge that it is in thetrachea and not in the oesophagus. The laryngoscope,


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectanesthe, bookyear1919