Sklar 85-2531 Guyon Urethral Dilating Sound - 31 French, without Thread
Sklar's® Guyon Urethral Sound is used to increase the inner diameter of the urethra to locate obstructions or for dilation prior to endoscopic procedures. The instrument has a straight shaft with a large curve leading into the tip. This instrument has a 31 French (10.3mm) tip.