Both come in a variety of sizes; 5-French to 14-French catheters can be used in most female dogs 3. Foley catheters are frequently used as indwelling catheters because they have a balloon at the ...

Urethral catheterization of the female dog is ... A scope diameter of 4.0 mm is appropriate for use in dogs of various sizes 12. This technique involves two people, a scope-operator and an assistant.