. Fig. 307.—Passing the catheter in the cow. the obstruction is about the neck of the bladder, and the animal's condition admits of it, this operation may be performed. The patient is fixed on its back, and a metallic or gutta-percha sound is passed into the urethra. The tissues are incised layer by layer in the direction of the sound. Once the urethra has been <0^ Sl Fig. 308.—Catheter for cows. opened the soft magma may be washed out of the bladder by a free injection of boiled water or similar aseptic liquid. PASSAGE OF THE CATHETER IN THE COW. It sometimes becomes necessary to examine t
. Fig. 307.—Passing the catheter in the cow. the obstruction is about the neck of the bladder, and the animal's condition admits of it, this operation may be performed. The patient is fixed on its back, and a metallic or gutta-percha sound is passed into the urethra. The tissues are incised layer by layer in the direction of the sound. Once the urethra has been <0^ Sl Fig. 308.—Catheter for cows. opened the soft magma may be washed out of the bladder by a free injection of boiled water or similar aseptic liquid. PASSAGE OF THE CATHETER IN THE COW. It sometimes becomes necessary to examine the bladder of the cow. There is an obstacle, however, to the introduction of the sound into the urethral canal. The meatus urinarius is covered by a little valve which springs from the lower wall and forms behind the real opening of the urethra a cul-de-sac, into which the point of the catheter is apt to pass. The instrument usually employed is of gutta-percha, glass, or, better still, of metal, as more easily sterilised (Fig. 308). It is held like a pen, and is directed along the floor of
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectveterin, bookyear1920
