A ureterostomy is the creation of a stoma (a new, artificial outlet) for a ureter or kidney.

Vitrectomy is surgery to remove some or all of the vitreous humor from the eye.

A urethropexy is a surgical procedure where support is provided to the urethra.

Urethroplasty is the repair of an injury or defect within the walls of the urethra.

A urostomy is a surgical procedure that creates a stoma (artificial opening) for the urinary system.