Scope of hand disinfection in operating room

It refers to the method of mechanical cleaning and chemical disinfection to brush off temporary bacteria and some permanent bacteria in hands and forearms as much as possible, which is usually called surgical cleaning. Traditional conventional surgical irrigation methods include soapy water washing and ammonia water washing. However, with the emergence and popularization of various effective disinfectants, new methods of arm disinfection have emerged.

1. Soap water brush method ① Wash hands and forearms with soap and water according to the ordinary hand washing method. ② Wash hands and arms with a disinfectant brush, and pay special attention to nail edges, nail grooves and finger webbed when brushing hands from fingertips to elbows at 10cm. After brushing, your fingertips are up, your elbows are down, and the soapy water on your arms is washed with clean water. Then change another disinfection brush, and brush it for the second and third times in the same way, * * * about 10 minute. ③ Dry one side from fingertip to elbow with a sterile towel, and do not use the towel that wiped the elbow to wipe your hands, so as to avoid pollution. ④ Soak hands and forearms in a 70% ethanol bucket for 5 minutes, and the soaking range is 6cm above the elbow. If you are allergic to ethanol, you can soak it in 1: 1000 benzalkonium bromide solution or in 1: 5000 chlorhexidine solution for 3 minutes. ⑤ After soaking and disinfection, keep the hand-held posture and keep it dry. Your hands can't droop, and you can't touch unsterilized items.

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