Veterinary instruments and equipment a pocket guide 3rd edition veterinary instruments and equipment a pocket guide 3rd edition by teresa f sonsthagen bs lvt author 45 out of 5 stars 53 ratings isbn 13 978 0323263139 isbn 10 9780323263139. Veterinary instruments and equipment a pocket guide 4th edition shows hundreds of detailed full color photographs of instruments and describes how and when each is used a flashcard style format makes it easy to flip through the pages so you will quickly become familiar with commonly used equipment. Veterinary instruments and equipment a pocket guide 4th edition shows hundreds of detailed full color photographs of instruments and describes how and when each is used a flashcard style format makes it easy to flip through the pages so you will quickly become familiar with commonly used equipment. The veterinary instruments and equipment a pocket guide 4th edition was developed to help students who may not have access to these instruments when they are ready to study a firm grasp of how these instruments are used increases the useful life span of the instruments and prevents injuries from improper use