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September 3, 1887


JAMA. 1887;IX(10):320. doi:10.1001/jama.1887.02400090032011

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MODIFICATION OF DUNN'S DENTAL SYRINGE.  Read before the Chicago Society of Ophthalmology and Otology, February 8, 1887,BY J. ELLIOTT COLBURN, M.D., PROFESSOR OF OPHTHALMOLOGY AND OTOLOGY IN THE CHICAGO POLICLINIC; ASSISTANT SURGEON TO THE ILLINOIS CHARITABLE EYE AND EAR INFIRMARY, ETC.I wish to call your attention to a modification of Dr. Dunn's Dental Syringe, which renders it of practical value in the treatment of lachrymal disease. It is made with the curve of the Bowman probe, olive-pointed, and conical in shape. The instrument can be used with or without the slitting of the canaliculus. It can be more delicately manipulated than the piston syringe, and has the merit of being always ready for use. In chronic catarrh of the sac, it is eminently convenient, as it enables the operator to use strong astringent solutions without danger of regurgitation into the conjunctival sac. In cases of stenosis of

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