Licence: In copyright
Credit: Medical gynecology / by Howard A. Kelly. Source: Wellcome Collection.
Provider: This material has been provided by The University of Leeds Library. The original may be consulted at The University of Leeds Library.
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![cylindrical speculum with a large liandle, which I devised especially for this purpose. Method of Examination (see Fig. 29).—A good single speculum for gen- oral use for this purpose is one fourteen centimetres long and twenty-two iiiilliinetres in diameter (5| X i in.). A serviceable long proctoscope is Fia. 29.—Rectal Insthuments. Four specula of different sizes, n conical dilator for dilating the sphincter, and long alligator forceps for conveying cotton or gauze high up into tiie rectum. twenty centimetres long, and a sigmoidoscope may be used which is thirty centimetres in length or even more. The handle, from ten to thirteen centi- metres in length, affords a strong grasp for the fist. The obturator of the speculum must not be pointed, nor yet too bhmt. Aside from the speculum, the following instruments are needed: A head mirror to reflect an electric light, gaslight, lamplight, or daylight; a long pair of alligator forceps used in swab- bing out the bowel. The bowel ought to be em]ity when the patient assumes the knee-breast posture, having laid aside all constricting articles of dress, espe-](https://iiif.wellcomecollection.org/image/b21511512_0045.jp2/full/800%2C/0/default.jpg)
