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To obviate the danger of perforating the opposite mucous membrane when making the initial incision in the cartilage in the submucous resection of the nasal septum, I have devised a simple blunt knife not unlike a number of other knives used in various fields of surgery, which reduces the chances of this accident to a minimum. While it is true that in experienced hands the sharp knife can be used with comparative safety, many who do this operation are not so skilled, and not infrequently produce perforations. Even in the case of the skilled operator, however, the use of this protected knife will greatly simplify the making of the initial incision in the cartilage. A description of the manner of using the instrumetn will demonstrate its simple principle and the ease with which it is adapted to its purpose.
Having reached the stage in the operation where the cartilage
MURRAY AN. A NEW CARTILAGE KNIFE FOR USE IN THE SUBMUCOUS RESECTION OF THE NASAL SEPTUM. JAMA. 1910;55(2):126. doi:10.1001/jama.1910.04330020030010