The utility model relates to a take incision protection cover of light source, it includes the outer loop, puts into the ring and connect at the outer loop and put into the thin membrane channel between the ring, it is equipped with light -emitting component on the ring to put into. An object of the utility model is to provide a take incision protection cover of light source has effectively solved the not enough defect of light intensity among the current incision protection cover single port access surgery. The utility model has the advantages of: the utility model discloses setting up light -emitting component on putting into the ring, will putting into the ring when putting into patient's intracavity as the doctor, it can provide brighter operation technique environment for the doctor to start light -emitting component, improves the operation success rate.