McClellan records a case of penetration of the ureter by the careless use of a catheter.
Injuries of the Bladder .-- Rupture of the bladder may result from violence without any external wound (such as a fall or kick) applied to the abdomen.

Jones reports a fatal case of rupture of the bladder by a horse falling on its rider.

In this case there was but little extravasation of urine, as the vesical aperture was closed by omentum and bowel.

Assmuth reports two cases of rupture of the bladder from muscular action.

Morris cites the history of a case in which the bladder was twice ruptured: the first time by an injury, and the second time by the giving way of the cicatrix.