Search Search Search You must have JavaScript enabled to use this form. Topic Keeping Pets in Homes (-) Spay/Neuter Surgery Shelter Medicine (-) Programs & Services Active FiltersSpay/Neuter Group 9 Programs & Services 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.