Modern surgery, general and operative . Fig. 903.—Valentines urethroscopic tube. are highly satisfactory. The anterior and posterior urethra can be thor-oughly examined and with the utmost ease. Before inserting a urethro- Fig. —Valentines obturator. scopic tube place the patient recumbent and cleanse the foreskin, glans, andanterior urethra as directed in the section on Cystoscopy. Insert a tube which

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Keywords: ., bookcentury1900, bookdecade1910, bookpublishe, booksubjectsurgery