A manual of diseases of the throat and nose : including the pharynx, larynx, trachea, oesophagus, nose and naso-pharynx . blades united together, and at the same timekept apart by means of a piece of elastic wire. The objections alreadymentioned in speaking of Goodwillies instrument apply to that of Thudi-chum ; besides which, it so often hurts the patient that I have now quitegiven up its use. For examining the deeper parts of the nose Duplays speculum, which 1 Lehrbuch der Ohrenheilkunde, Leipzig. 1877, p. 317. 2 Bosworth : Diseases of the Throat and Nose, New York, 1881, p. 23. 3 Brit. Med.
A manual of diseases of the throat and nose : including the pharynx, larynx, trachea, oesophagus, nose and naso-pharynx . blades united together, and at the same timekept apart by means of a piece of elastic wire. The objections alreadymentioned in speaking of Goodwillies instrument apply to that of Thudi-chum ; besides which, it so often hurts the patient that I have now quitegiven up its use. For examining the deeper parts of the nose Duplays speculum, which 1 Lehrbuch der Ohrenheilkunde, Leipzig. 1877, p. 317. 2 Bosworth : Diseases of the Throat and Nose, New York, 1881, p. 23. 3 Brit. Med. Journ., 1881, vol. i., p. 55. The instrument is made by , of 108 New Bond Street, London. 4 London Specialist, 1880, vol. i, No. 1. RHINOSCOPY. 13! is a hollow cone-shaped bivalve instrument (25g 26 A), is of the greaterservice. The two blades of the instrument are slightly flattened, so thifthe distal end is somewhat beak-shaped, but the inner blade (intended t\be applied against the septum) is more flattened than its fellow. Theouter blade is movable in the distal four-fifths of its length, and when. Fio. 26.—Nasal Specula. A, Duplays speculum: a and 6, the two blades : c, male screw : e. handle ofrunning screw. The dotted lines show the position of the instrument when fully open. B, Schustersspeculum : a and ft, the two blades; e, handle of male screw : c, male screw. C, Voltolini*s speculum : aand ft, the two blades ; x, rack : c, small spring for keeping X in position. When y and z are held together,the instrument is kept closed, and by pressing on z it is opened. pulled open is fixed in position by means of a running screw (Fig. 26 A,e and e). Its full size is shown in Fig. 26 A, and no larger instrument isever required, and can seldom be tolerated. It will be seen that theblades open very widely. Schuster, of Aix-la-Chapelle, has modified Duplays speculum by em-
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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherne, booksubjectnose
