Urethral bulking injections are used to help control urine (pee) leakage caused by a weak urinary sphincter. This is a permanent urethral implant. It is done in the clinic with local anesthesia.
A substance is injected into the wall of your urethra using a special device called a cystoscope. This is a lit scope that looks into the bladder and urethra).
The substance bulks up the urethral tissue, causing it to tighten. This helps limit urine leaking if your leaking is the result of a weak urinary sphincter.