The instantaneous method of treating stricture of the urethra : a description of a new dilator, termed the dovetail dilator, and also of a similar form of dovetail urethrotome / by B. Wills Richardson.

  • Richardson, Benjamin Wills.
Date:
1868
Catalogue details

Licence: Public Domain Mark

Credit: The instantaneous method of treating stricture of the urethra : a description of a new dilator, termed the dovetail dilator, and also of a similar form of dovetail urethrotome / by B. Wills Richardson. Source: Wellcome Collection.

Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

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    out of the grooves. If the half-handles are not energetically pressed towards each other when the forcer is in the grooves, there will be great risk of the conducting rod buckling, particularly when the forcer is being quickly pushed home. Pressure, however, of the Perreve half-handles and their modifications (Fig. 14), is a Fig. 15.—Diagrammatic vertical section of conducting rod, forcer, and blades of dilators on the Perrhve principle. Shows the risk of the forcer slipping from between the blades, should the conducting rod deviate from its central position. Compare with Fig. 7. Fig. 16.—Perrhve’s ordinary mode of using the dilator. Copied from p. 173 of his work.