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March 28, 1885


JAMA. 1885;IV(13):349-350. doi:10.1001/jama.1885.02390880013006

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Professor Loreta has recently invented a very ingenious instrument for seizing a calculus and drawing it out of the bladder entire, or, if the stone be too large to be withdrawn through the perineal opening, it may be broken up while still in the grasp of the instrument, and the fragments removed with but little difficulty. As the fragments are retained in the grasp of this instrument, the inconvenience of searching for lost fragments is not experienced. It is claimed that the patients never lose urine through the wound, and that normal micturition takes place even on the day of the operation by the natural contractions of the bladder, so little is its function interfered with by the manipulations with this instrument.

For the surgeon who prefers the perineal operation to the supra-pubic, or to litholapaxy, this instrument will undoubtedly prove an immense advantage. It will obviate much, if not

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