A manual of modern surgery : an exposition of the accepted doctrines and approved operative procedures of the present time, for the use of students and practitioners . hotrite. If it is caught, the lithotrite is locked, after a slightmovement has been made toinsure that no mucous mem-brane has been caught on thejaws along with the male and female bladesare then slowly screwed to-gether to break the stones or the fragmentsare seized successively andground into small particles. Ifthe surgeon fails to catch thestone, the lithotrite is turnedfrom side to side in the bladde
A manual of modern surgery : an exposition of the accepted doctrines and approved operative procedures of the present time, for the use of students and practitioners . hotrite. If it is caught, the lithotrite is locked, after a slightmovement has been made toinsure that no mucous mem-brane has been caught on thejaws along with the male and female bladesare then slowly screwed to-gether to break the stones or the fragmentsare seized successively andground into small particles. Ifthe surgeon fails to catch thestone, the lithotrite is turnedfrom side to side in the bladderwith its jaws open until thestone is grasped. It may benecessary to invert the beakof the instrument, in order toseize a stone lying behind theprostate gland. The finger of an assistant inserted into the rectum mayaid in locating or seizing the calculus. The lithotrite should be removedafter it is found that no fragments remain to be crushed, and the tube ofthe evacuator inserted. When its point has entered the bladder, con-nection is opened between the bulb which should be filled with waterand the tube. The air from the tube enters the bulb and can be allowed. Guyons evacuator for litholapaxy 740 DISEASES 01 THE URINARY ORGANS. to escape. Warm sterile water is then used to wash the ground upstone from the bladder, by the pumping process. When no sandymaterial can be obtained, the evacuating tube is withdrawn, after thebladder has been thoroughly irrigated. The patient will have perhapssome evidences of traumatic cystitis for a few days. This is treatedon general principles. Care must be taken not to force too muchwater into the bladder at one time. It is often wise to use the stone searcher or sound after the oper-ation to see that no piece of stonehas been left in the bladder. Fig. 410.
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