Arterial access from lower extremity. The common femoral artery is the only access site used in the lower extremity. Catheters used for performing coronary angiography via the femoral artery were developed by Melvin Judkins, MD; thus, the method often is referred to as the Judkins technique. This widely used method requires separate preformed catheters for the right and left coronary arteries (see the images below).
Urethral sounds/play, sometimes called sounding, is basically inserting objects (often steel sounds and catheters) into the urethra for erotic purposes. Sounds painful and unpleasant to most, but some people get a kick out of this.
Plural urethras or urethrae (y-rÄ'thrÄ) The duct through which urine passes from the bladder to the outside of the body in most mammals and some fish and birds. In males, the urethra passes through the penis and also serves as the duct for the release of sperm, which enter the urethra from the vas deferens.