In order to guide and standardize the disinfection of public **** places during the prevention and control of the new coronavirus pneumonia epidemic in our city, according to the former Ministry of Health's "Technical Specification for Disinfection", the State Council's response to the new coronavirus-infected pneumonia epidemic Joint Prevention and Control Mechanism "Notice on the issuance of guidelines for the hygienic prevention and control of the new coronavirus pneumonia in public **** places", the National Health General Office of the National Health Commission "on the issuance of new coronavirus pneumonia prevention and control program notice", "public *** place health management norms", etc., combined with the city's epidemic prevention and control requirements, specially formulated this operation guide.
I, disinfection principles
During the prevention and control of the new coronavirus pneumonia epidemic, public **** place environment and items to clean, disinfection, should avoid excessive disinfection, contaminated at any time to clean and disinfect.
For different disinfection objects and disinfection places, choose the appropriate physical or chemical disinfection methods, chemical disinfection is recommended to use chlorine-containing, peroxide and other high-efficiency disinfectants.
When there are suspected or confirmed cases, according to the results of epidemiological investigations, carry out terminal disinfection in accordance with the "General Rules for Disinfection of Sources of Epidemics", which will be organized by the local health and wellness departments.
Two, disinfection scope and frequency
Disinfection scope: public **** places. Including: public **** places and public **** supplies in health care institutions, cultural and entertainment venues, bath service units, hotels, lodgings, guest houses, restaurants, bars, teahouses, public **** transportation and environment, stores and shopping places, community activity places, schools, libraries and bookstores, public secondary water supply tanks and storage containers, swimming pools, banks and currency, child care institutions, sports venues and public *** fitness equipment, elevators, escalators, *** enjoyment of bicycles, hair and beauty stores and other public *** places and transport should be organized to carry out disinfection of air and object surfaces.
Disinfection frequency: the new crown pneumonia epidemic prevention and control period to carry out 2 times a day disinfection; high frequency contact with the surface of objects should be appropriate to increase the frequency of disinfection, to ensure that the disinfection effect.
Three, disinfection methods
Air disinfection: the premises should be strengthened ventilation, to maintain indoor air circulation. Preferred natural ventilation, as far as possible to open the doors and windows ventilation, can also be used mechanical exhaust. Try not to use air conditioning. No window conditions or poorly ventilated environment, open the air conditioning fresh air system to increase the strong exhaust ventilation; conditions of the unit can be in the central air conditioning return system with ultraviolet lamps and other air disinfection facilities.
Object surfaces: the high-frequency contact with the surface of objects: handrails, elevator buttons, door handles, tables and chairs, ticket windows, self-service ticket machines, sinks, faucets, trolleys, *** enjoy the bike, elevators, escalators, shopping baskets, toilet bowls, etc., disinfection, you can use 250 to 500mg / L of effective chlorine disinfectant spray or wipe disinfection, the role of more than 30 minutes or soak the disinfected Objects. Object surface cleaning and disinfection daily and regularly disinfected, and do a good job of cleaning and disinfection records.
Disinfection of tableware: tableware to residue, cleaning, boiling or circulation steam disinfection for 15 minutes; or the use of heat disinfection cabinet and other disinfection methods; or the use of effective chlorine content of 250 ~ 500mg / L solution, immersion disinfection for 30 minutes, disinfection should be residual disinfectant rinse.
Disinfection of clothing, bedding, seat covers and other textiles: keep textiles clean, can be regularly washed, disinfection treatment. Available circulation steam or boiling disinfection for 30 minutes, or first 500mg / L of chlorine disinfectant solution soaked for 30 minutes, and then routinely wash.
Hotel, restaurant supplies: bedding and towels can be boiled to disinfect or send cleaning and disinfection company for disinfection. Available 250 ~ 500mg / L effective chlorine disinfectant soak items for 30 minutes. Chlorine disinfectant ready to use, disinfection and timely removal, rinse with water.
Wash basin, bathtub, cushion can be used 250 ~ 500mg / L effective chlorine disinfectant wipe, 30 minutes after wiping with water.
Slippers can be soaked in 250~500mg/L effective chlorine disinfectant for about 20 minutes and then rinsed with water.
Transportation: try to open the windows for ventilation, preventive disinfection of frequently touched parts, can be 250~500mg/L effective chlorine disinfectant wipe disinfection, the role of more than 30 minutes, after disinfection, wipe with clean water. It should be disinfected once before each shift of operation.
Vomit treatment: when there is vomiting, should immediately use disposable absorbent material with sufficient amount of disinfectant or effective disinfectant dry towels to cover the vomit to disinfect, after removing the vomit, and then use 1,000mg/L chlorine disinfectant to disinfect the surface of the object.
Four, common disinfectant preparation
Effective chlorine concentration of 500mg / L of chlorine disinfectant preparation: 84 disinfectant, according to the disinfectant: 1:100 ratio of water dilution; disinfectant powder, 1 packet of disinfectant powder plus 4.8 liters of water; Euclid, 1 packet of 11 liters of water; chlorine effervescent tablets, 1 tablet dissolved in 1 liter of water.
75% ethanol disinfectant: use directly.
Other disinfectants are prepared and used according to the product label identification to kill enteric pathogenic bacteria concentration.
V. Precautions
Staff should be aware of personal protection, strengthen hand cleaning and disinfection, use running water to wash hands, and use rapid hand disinfectant for hand disinfection when necessary.
Disinfection of staff using a level of protection, choose a disposable surgical mask, overalls, disposable rubber gloves.
Disinfectant has a certain degree of toxicity, irritation, preparation and use should pay attention to personal protection, while disinfectant has a certain degree of corrosiveness, disinfection after wiping with water to prevent damage to the items.
The disinfectant used should be a regular enterprise production in line with China's relevant provisions of the product, used within the validity period. Select the disinfection effect is reliable, safe for users and the crowd, the pollution of the environment is small, the damage to the disinfection of the items is small and the selection of state-approved disinfectants and sterilizers.