Items related to Operations on the ear
Synopsis
This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1908 Excerpt: ...plastic operation, but with a modification introduced by Jansen. When the tympanic cavity and the rest of the wound have been packed with gauze to prevent blood from collecting and stagnating therein, the clip forceps are removed from the anterior edge of the wound, and the auricle is once more cleansed with alcohol and sublimate solution. One hand (for the left ear the left hand, and vice versa) holds the auricle and turns it forwards, while with the other hand a narrow scalpel is pushed from behind through the soft parts at the level of the superior wall of the meatus, until the point appears in the entrance of the meatus at the junction of the posterior and superior walls (Figs. 45, 46). The point at which the knife is inserted lies close behind the anterior lip of the wound. The auricle must be turned a little backwards while the blade is being pushed 98 through from behind, in order that the surgeon may make sure that it emerges at the proper spot. Care must also be taken not to wound the anterior meatal wall, an accident which may easily happen if the knife is sharp, or if a little too much force is used. When the point is seen to appear at the spot indicated, the knife is carried vertically downwards--that is, towards the apex of the mastoid, and in a direction perpendicular to the long axis of the Fig. 45.--The Plastic Operation. a, Posterior, b, anterior, lip of the retro-auricular wound. The knife is inserted from behind, pointing towards the junction of the posterior and superior meatal walls. auditory canal. In doing this the posterior part of the meatus itself and the soft parts behind it are cut through. The point of the knife must divide the skin of the meatus in the line where it passes on to the auricle. If the incision is lateral to this l...
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