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Cincinnati, June 16, 1899.
To the Editor:
—The following is a novel device for securing a small quantity of the contents of stomach for examination; Take the long end of a largest-size empty capsule, into this crowd or condense as much as possible of fine sponge, to which is attached a fine silk thread of sufficient length. The capsule is then closed and the patient allowed to swallow the same. After sufficient time has elapsed for the capsule to dissolve, the sponge is removed by the string. The sponge will be found to have absorbed a sufficient amount of gastric contents for all practical purposes. In this way tests can be made for free hydrochloric acid or, indeed, for anything else that may have been taken into the stomach. This method is original with me; I do not know whether others have used the same device or not. It will,
De Witt WH. A Novel Device. JAMA. 1899;XXXII(24):1378. doi:10.1001/jama.1899.02450510036007
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