Search Search Search Topic Shelter Medicine Programs & Services (-) Spay/Neuter Surgery Adoption & Placement Community Cats Keeping Pets in Homes Active FiltersSpay/Neuter 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. New Study: High-Intensity TNR Could Mean Over 30 Times Fewer Cat Deaths A new study estimates over 30 times fewer feline deaths could be seen with high-intensity TNR programs.