Nurses in the operating room mainly refer to traveling nurses and instrument nurses, and their duties are different. 1. Roving nurses: Roving nurses are mainly responsible for organizing the supplies needed before surgery, such as various sutures and needles, surgical dressing packages, etc., and writing various records during surgery. After entering the operating room to comfort the patient, carefully do a good job of checking the patient, checking the surgical area to prepare the skin, responsible for transfusion of blood and so on. 2. Instrument Nurse: Instrument nurses need to clean and sterilize their hands before passing instruments on the operating table. Visiting patients before surgery, assisting in spreading sterile surgical sheets, accurately delivering instruments according to the surgical steps after skin incision, preparing all kinds of sutures and needles required for surgery, and strictly executing aseptic operation. In addition to this, it is also necessary to comply with the duties of the operating room, pay attention to regular sterilization, pay attention to work under the leadership of the head nurse, it is recommended that you can consult the head nurse of the operating room.