<p>An apparatus for cystographic inspection used for observing and measuring the urethrophraxis portion and posterourethovesical angle of a patient of the acraturesis caused by a ventral pressure is disclosed. The present apparatus comprises a catheter (12), a flexible urethral locus indicating member (14) and a marking member (16) The flexed condition of the urethra and the posterourethrovesical angle can be clearly confirmed by the urethral locus indicating member (14) and the position of an exterior urethral opening can be surely grasped by the marking member (16). <IMAGE></p>
