/surgery. /surgeries . /operations . /intraoperative procedures . /invasive procedures . /operative procedures . /perioperative procedures . /peroperative procedures . /preoperative procedures . /operative therapy . /operative therapies . Used for operative procedures on organs, regions, or tissues in the treatment of diseases, including tissue section by lasers. It excludes transplantation, for which "transplantation" is used. . 0.78