169 
in the bladder of the living body, by the action of 
the galvanic fluid, with results no more encour- 
“aging than those which have followed the internal 
exhibition of medicinal ents with this view. 
Those who favor the idea of lithic solvents argue, 
that they are feasible remedies, because chemistry 
has possessed us of a solvent for nearly every 
species of calculus out of the body—that some of 
these solvents are found in the bladder in a stat 
little if at all chemically or materially chan 
from the state in which they were taken into the 
stomach. Now of what avail are these facts, 
against the omnipotent one that the supposed sol- 
vents, under all these advantageous chemical and 
physiological circumstances, have never yet dis- 
_ Solved a single stone in the bladder of the living 
body? As to the ‘direct communication’ between 
the stomach and the bladder, by some rout inde- 
< qontent of the circulation—notwithstanding Sir 
verard Home's ingenious experiments on the dog, 
dy 
urine in thirty minutes after. What does this 
prove? That the colouring matter of rhubarb 
gets into the urine of a dog by some other chan- 
nel than through the pylorus—no more. It might 
as well be said, that because garlic applied to the 
soles of the feet, discovers its odour in the breath, 
that there was a ‘direct communication’ between 
the skin of the feet and the lungs. Many are the 
for any beneficial result in ca- 
‘wholly or principally of uric 
| Med. and Chis Rev. New Series.— Vol. I. p. 223, 
