Some friendly cautions and instructions : Concerning those two dangerous sorts of ruptures, viz. the rupture of the groin, where the intesions falls down into the scrot[um], and the rupture of the navel, both which, is very larger, and not instantly replaced, bring on a mortification, and speedy death: with an easy, expeditious method of reducing them, shewn, by a surgeon, who has successfully experienced it upon himself, as well as on his patients.