Lister Urethral Bougie 5 EG / 8 EG (11inch) Grunwald 5mm) indicates the diameter of

5mm) indicates the diameter of the hole it can create

such as oxygen

and other areas of the digestive tract

It is typically used to diagnose ear infections

4mm) (11 inch) is a surgical instrument used to cut through bone and tissue during a laminectomy procedure

Lister Urethral Bougie 5 EG / 8 EG (11inch) Grunwald 5mm) indicates the diameter ofA Lister Urethral Bougie is a medical device used to help guide a urethral catheter into the bladder. It is a thin, flexible tube that is inserted into the urethra and used to measure the depth and angle of the urethra before the catheter is inserted. The 5 EG and 8 EG refer to the French gauge size of the tube, and the 11 inch refers to the length of the tube.