Search Search Search Topic (-) Shelter Medicine Programs & Services Spay/Neuter Surgery Keeping Pets in Homes Toxicology & Poison Control Active FiltersShelter Medicine Group 9 Clear All New Research Shows Ovarian Pedicle Tie Safe in Feline Spay Surgery Learn more about spaying female cats with the ovarian pedicle tie (OPT) technique, which can be performed 30% faster than traditional sutures with comparable hemorrhaging risks. Top 10 Pet Toxins of 2022 Find out which toxins resulted in the most calls to the ASPCA Animal Poison Control Center in 2022.