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Updated: Aug 18, 2026

Treatment of Ejaculatory Duct Obstruction by Seminal Vesiculoscopy Assisted Flow Modification
Published on: December 8, 2023
[Use of lubricants in urology. Indications and results]
H Sperling1, G Lümmen, H Rübben
1Urologische Klinik, Universitätsklinikum, Essen. herbert.sperling@uni-essen.de
Abstract:
Lubricants are used for catheterization and/or endoscopic maneuvers. "The lubricant" should guarantee sufficient lubrification of the urinary tract, good visualization during endoscopy, and excellent local anesthesia. Additionally, asepsis or reliable control of the local bacterial flora of the urethra should be ensured. Modern lubricants fulfil these recommendations; in addition, they provide therapeutic opportunities for local therapy, for instance, of non-gonococcal urethritis. The latest results show that there are a few lubricants with antimicrobiotic influence on MRSA (methicillin-resistant Staphylococcus aureus), which is of great importance because of the steady increase in MRSA-dependent infections.
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The anatomy of the urethra differs between males and females. In females, the urethra is short, measuring about 3–4 cm in length, and opens anterior to the vaginal opening. In males, the urethra is longer and passes through the penis, serving dual purposes: expelling urine and ejaculating semen. The male urethra is...