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