The invention provide suprapubic urethral catheters which preferably consist of a tube having a suprapubic end portion (1) which in use will be located suprapubically in the user, a bladder segment (2) into which in use urine can enter and will be located within the bladder of the user, and a urethral segment (3) distally of the suprapubic end portion which in use will be located within the urethra of the user, the urethral segment (3) including a distensible segment (5) which distends outwardly under pressure within the bladder of the user and is thereby urged into sealing engagement with the interior of the urethra of the user. |