1. A comparison of epidural analgesia provided by bupivacaine alone, bupivacaine + morphine, or bupivacaine + dexmedetomidine for pelvic orthopedic surgery in dogs 
Odette O, Lesley J. Smith 
Veterinary Anaesthesia and Analgesia 
Volume 40, Issue 5, Pages (September 2013)
DOI: /vaa.12050
Copyright © 2013 Association of Veterinary Anaesthetists and American College of Veterinary Anesthesia and Analgesia Terms and Conditions

2. Figure 1
Percent of patients who urinated post–operatively. Treatment 1 (Bupivacaine), Treatment 2 (Bupivacaine + morphine), Treatment 3 (Bupivacaine + dexmedetomidine). All dogs’ bladders were expressed at recovery from anesthesia.
Veterinary Anaesthesia and Analgesia  , DOI: ( /vaa.12050)
Copyright © 2013 Association of Veterinary Anaesthetists and American College of Veterinary Anesthesia and Analgesia Terms and Conditions

3. Figure 2
Return of motor function over time post–operatively. Treatment 1 (Bupivacaine), Treatment 2 (Bupivacaine + morphine), Treatment 3 (Bupivacaine + dexmedetomidine).
Veterinary Anaesthesia and Analgesia  , DOI: ( /vaa.12050)
Copyright © 2013 Association of Veterinary Anaesthetists and American College of Veterinary Anesthesia and Analgesia Terms and Conditions