A manual of diseases of the throat and nose : including the pharynx, larynx, trachea, oesophagus, nose and naso-pharynx . which can be passedsome distance into the nasal fossa. Two kinds of spray-producers are re-quired, viz., the anterior and the posterior. The ordinary anterior nasal spray-producer (Fig. 44) consists of a silverpipe about three inches long, terminating in a fine perforated point, andprovided with a piece of tubing and an elastic hand-ball. The same apparatus can be used for the posterior nares, but the tubecarrying the medicated liquid should pass in a nearly horizontal dire
A manual of diseases of the throat and nose : including the pharynx, larynx, trachea, oesophagus, nose and naso-pharynx . which can be passedsome distance into the nasal fossa. Two kinds of spray-producers are re-quired, viz., the anterior and the posterior. The ordinary anterior nasal spray-producer (Fig. 44) consists of a silverpipe about three inches long, terminating in a fine perforated point, andprovided with a piece of tubing and an elastic hand-ball. The same apparatus can be used for the posterior nares, but the tubecarrying the medicated liquid should pass in a nearly horizontal directionfrom the bottle, and its extremity should be directed upward and slightly 1 Deutsche Zeitschr. f. prakt. Med., 1877, No. 30. 2 Diseases of tlie Throat, etc. Second edition, p. 360. 182 DISEASES OF THE THROAT AND NOSE. backward (Fig. 45). Lefferts prefers a conical nozzle (Fig. 46) which accu-rately fits into the nostril, and thus prevents any return of the medicatedfluid. Owing to the prevalence of catarrh of the naso-pharynx in America,and the necessity of thoroughly cleansing that cavity when diseased, great. Fig. 44,—Anterior NaBal Spray-Prodncer. Though a reserve ball for continuous spray is shown in thecut, one ball is quite sufficient. attention has been given by physicians in the United States to the subjectof spray-producers, and both the air-pump and water-power have beenbrought into requisition to give force and steadiness to the spray. Themost convenient pneumatic spray-producer is that of Livingston (Fig. 47).It consists of an outer cylindrical chamber resting on a broad iron stand,and provided with an air-pump and pressure-gauge, the tube of which can Fig. 45.— Posterior Nasal Spray-Producer.
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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherne, booksubjectnose
