The use of the laryngoscope in diseases of the throat : with an appendix on rhinoscopy / by Morell Mackenzie.

  • Mackenzie, Morell, 1837-1892.
Date:
1866
Catalogue details

Licence: Public Domain Mark

Credit: The use of the laryngoscope in diseases of the throat : with an appendix on rhinoscopy / by Morell Mackenzie. Source: Wellcome Collection.

Provider: This material has been provided by the Woodruff Health Sciences Center Library at Emory University, through the Medical Heritage Library. The original may be consulted at the Woodruff Health Sciences Center Library, Emory University.

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    or silver — was always the same size ; but the Chap. I. diameter of the tube beyond varied according to the canal into which it had to be introduced. The appa- ratus was about thirteen inches high, two inches from before backwards, and rather more than three from side to side. These measurements were con- sidered necessary, in order that there should be sufficient space for the candle to burn steadily, and that the lantern should not become too hot. The eye-piece was arranged to fit the eye, so that every- thing was hidden from view, except the spot seen through the speculum. It may be remarked, that the vase-shaped chamber lined with tin constituted, in fact, two concave mirrors, one behind and the other in front of the candle ; the posterior reflector (if the expression may be used) being perforated by a hole for the eye-piece, and the anterior by another for the speculum. It is not necessary to enter into details concern- ing the different canals for which this simple ap- paratus was recommended ; but the following quotation* shows that the requisites for making a laryngoscopic examination were fully appreciated by Dr. Bozzini :— If a person ivishes to see round a come? into a part of the throaty or behind the * Hufeland's Arzeneikmide, bd. xvii, s. 116. t The word used is Schlund. This term is now em-