A text-book of the diseases of the ear and adjacent organs . ube through the mouth. The catheterization through the nose was first done byArchibald Cleland, but according to the French by Petit. The diagnostic andtherapeutic worth was fiist proved by Saissy, Itard, and Deleau, later by Kuh,Kramer, Cerutti, and v. Troltsch, who first gave the positive indications for its use. 90 THE PHARYNGEAL ORIFICE OF THE EUSTACHIAN TUBE. In the nasal cavity, lying in front of the Eustachian tube, the threeturbinated bones on the outer wall and the nasal septum merit superior turbinated bone
A text-book of the diseases of the ear and adjacent organs . ube through the mouth. The catheterization through the nose was first done byArchibald Cleland, but according to the French by Petit. The diagnostic andtherapeutic worth was fiist proved by Saissy, Itard, and Deleau, later by Kuh,Kramer, Cerutti, and v. Troltsch, who first gave the positive indications for its use. 90 THE PHARYNGEAL ORIFICE OF THE EUSTACHIAN TUBE. In the nasal cavity, lying in front of the Eustachian tube, the threeturbinated bones on the outer wall and the nasal septum merit superior turbinated bone ic> is short and narrow, while the niiddland especially the inferior (a) turbinated bones, project more into the nasalcavity. Hence there arise below these curved bones the three nasalmeatuses, of which the lower, according to \Yoakes a prolongation of theEustachian tube to the nasal orifice, is of special importance in catheteriza-tion. L: the performance of -on of the Eustachian tube, besides the obstacles produced by pathological processes which will. Vl .73. -Vertical Section of the Xaso-pharynx with the Catheter intro-duced into the Eustachian- Tube. a, Inferior turbinated bone; h, Middle turbinated bone; c, Superior turbinatedbone : /, Hard palate : <e, Velum palati ; /, Posterior pharyngeal wall ; g, Rosen-miilleri cavity ; :. I -:crior lip of the orifice of the Eustachian tube. be described later on, there have to be considered the frequent con-genital deformities of the nasal septum and of the turbinated if a considerable collection of crania be examined, it will befound that the septum of the nose seldom represents a perpendicularplane, but that it is more or less bulged out, sometimes to one sideand sometimes to the other (more frequently towards the left side),by which one half of the nose is greatly narrowed, while the other CHOICE OF CATHETER. 91 is proportionately more spacious.* By excessive development of themiddle, but more often of the inferio
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Keywords: ., bookcentury1800, bookdecade1890, booksubjecteardiseases, bookyear
