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Knowing that the treatment of lachrymal stricture would be one of the subjects of discussion at this meeting, and knowing also that there exists among ophthalmic surgeons a very wide difference of opinion concerning the use of large probes for this condition, I thought it might be of interest to review and report upon the cases treated under the observation of Dr. Samuel Theobald, whom all of you know as the author and chief exponent of the really large probes. At the outset it would seem advisable to consider what is meant by "large probes," for notwithstanding the fact that Dr. Theobald has so frequently explained this point, and insisted on the difference between his probes and those of Bowman, we still see in literature frequent references to Bowman's No. 6 as a large probe. Then again, the probes obtained from the instrument-maker under the name of Theobald are not
REIK HO. THE VALUE OF LARGE PROBES IN THE TREATMENT OF LACHRYMAL STRICTURE.. JAMA. 1898;XXXI(15):837-841. doi:10.1001/jama.1898.92450150023001k