File:Surgical diseases and surgery of the dog (1906) (14764837815).jpg

Identifier: surgicaldiseases00fren (find matches)
Title: Surgical diseases and surgery of the dog
Year: 1906 (1900s)
Authors: French, Cecil, 1871-1951
Subjects: Dogs
Publisher: Washington, D.C., C. French (etc., etc.)
Contributing Library: The Library of Congress
Digitizing Sponsor: Sloan Foundation

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re prominent whenthe wall of the organ undergoes hypertrophy, as is commonly seenin the presence of calculi, enlarged prostate, etc. Most of thevessels lie just beneath the serosa and are therefore easily ligated.When the organ is distended they are stretched but when it is con-tracted they become very tortuous. The ureters find insertion im-mediately to the outside of the two prominent vessels just before 238 Surgical Diseases and Surgery of the Dog the bifurcation of the latter. They are embedded in more or lessconnective tissue and fat and must be carefully sought for whenany extended operation is undertaken. The ureter crosses the vasdeferens on either side, and the latter must not be mistaken for theformer, an error which has befallen some experimenters. PASSAGE OF THE CATHETER AND SOUND. Catheters made of cotton web or soft rubber, preferably theformer material, arc best adapted for use on the male. Their lengthshould be from fifteen to eighteen inches, and sizes three to twelve
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No. 48. Female Catheter. (metric scale) meet all requirements. A wire stylet facilitates pas-sage of the instrument, but it must be used with extreme cautionas it is very easily thrust through the wall of the instrument. Bougies for treatment of stricture are used in somewhat largersizes. For the female the catheter should be of the same materialas for the male, or, better still, of metal in the same sizes. These instruments should always be rendered sterile and bewell lubricated before being used. PASSAGE OF THE CATHETER IN THE MALE. Secure the animal in the dorsal position and stand facing itsleft side. Expose the penis by retracting the prepuce with the lefthand. Holding the catheter in the right hand insert it within theurethral orifice and pass it gently along the canal. Some slightimpediment is generally met with at the level of the posterior ex-tremity of the penial bone owing to a decrease in the caliber of theurethra at that point, but it is easily overcome by a little increa

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