Life between heaven and earth, if a white horse passes through a gap, suddenly, the front waiting for us is a new opportunity and challenge, write a work plan, for the next work to prepare for it! But I believe that many people are clueless about the state of it, the following is that I help you organize the disinfection of the epidemic work plan (General 5), I hope to help you.
The disinfection work plan of the epidemic 1When the nucleic acid test positive person is transferred to the sentinel treatment hospital or centralized isolation medical observation place, should be the source of the epidemic in the rural areas (communities) in the place where the patient has been active, contact with the items for final disinfection.
First, the pollutants and their contaminated items should be disinfected at any time, so that "three points" and "six disinfection"
Second, the disinfection work procedures
(a) in accordance with the provisions of the wearing of personal protective equipment, observation of the scene, delineation of the contaminated area and the clean area;
(b) measurement of the estimated area to be disinfected, volume, calculate the amount of disinfectant, the configuration of disinfectant;
(c) first disinfection of a channel, into the Indoor pre-disinfection sampling, including air and object surface samples;
(d) respectively, the use of constant volume sprayer, ultra-low-volume sprayer on the indoor environment of object surfaces and air disinfection; disinfection order for the first outside and then inside, the first up and then down, from left to right, from the pollution of light to heavy, and then hit the edge of the exit, the role of more than 1 hour of confinement; disinfection focus for the door, the ground, the furniture, the walls, pollutants, etc.
(e) After disinfection, wear personal protective equipment as required, again for air and object surface sampling.
(F) In accordance with the principle of anti-pollution off each personal protective equipment.
Third, disinfection methods
(a) Indoor air. In unoccupied conditions, close the doors and windows after the use of 500mg / L chlorine dioxide, 3% hydrogen peroxide or 5000mg / L peroxyacetic acid and other disinfectants, according to the dosage of 20mL / m3 ~ 30mL / m3, the use of ultra-low volume sprayer for air disinfection. Hydrogen peroxide, chlorine dioxide action time for 30 minutes ~ 60 minutes, peroxyacetic acid for 1 hour. Disinfection is complete, open the doors and windows thoroughly ventilated.
(B) environmental object surface. When there are visible pollutants, the pollutants should be completely removed before disinfection. No visible pollutants, with effective chlorine 1000mg / L of chlorine disinfectant or 500mg / L of chlorine dioxide disinfectant for spraying, wiping or soaking disinfection, the role of 30 minutes after the water wiped clean.
(C) the ground, walls. Visible pollutants, should be completely remove the pollutants before disinfection. No visible pollutants, available chlorine 1000mg / L of chlorine disinfectant solution or 500mg / L of chlorine dioxide disinfectant wipe or spray disinfection. Ground disinfection first from the outside to the inside of the spray once, spray amount of 100mL / ㎡ ~ 300mL / ㎡, to be indoor disinfection is complete, and then repeated from the inside to the outside of the spray once. Disinfection time should be not less than 30 minutes.
(d) clothing, bedding and other textiles. Aerosols should be avoided during collection, and it is recommended that all be treated centrally as medical waste. No visible contaminants, if you need to reuse, can be used to circulate steam or boiling disinfection for 30 minutes; or first 500mg / L of effective chlorine chlorine disinfectant solution soak for 30 minutes, and then cleaned in accordance with the routine; or the use of water-soluble bags contained directly into the washing machine, while washing and disinfection for 30 minutes, and to maintain the effective chlorine content of 500mg / L; valuable clothing can be used to choose ethylene oxide The method of ethylene oxide can be used to disinfect the clothes.
(E) skin, mucous membranes. Skin contaminated by pollutants, should immediately remove the pollutants, and then use disposable absorbent material dipped in 0.5% iodophor or hydrogen peroxide disinfectant wipe disinfection for more than 3 minutes, use water to wash clean; mucous membranes should be rinsed with a large number of saline rinse or 0.05% iodophor rinse disinfection.
(F) dining (drinking) utensils. The use of effective chlorine 500mg / L of chlorine disinfection solution soaked for 30 minutes, and then washed with water.
(VII) pollutants (patient blood, secretions and vomit). Small amounts of contaminants can be carefully removed with disposable absorbent materials (such as gauze, rags, etc.) dipped in a chlorine disinfectant solution with 5000mg/L~10000mg/L effective chlorine (or disinfectant wipes/dry towels that can achieve a high level of disinfection). Large quantities of contaminants should be completely covered with absorbent disinfectant powder or bleach, or completely covered with disposable absorbent material and then poured onto the absorbent material with a sufficient amount of chlorine disinfectant containing 5,000mg/L to 10,000mg/L of effective chlorine for more than 30 minutes (or disinfectant wipes/dry towels capable of achieving a high level of disinfection), and then carefully removed. Avoid contact with contaminants during the removal process, and dispose of the cleaned contaminants centrally as medical waste. The patient's secretions, vomit and other special containers should be collected, with effective chlorine 20000mg / L of chlorine disinfectant, according to the ratio of material, drug 1:2 immersion disinfection for 2 hours.
After removing the pollutants, the surface of the polluted environment should be disinfected. Containers holding pollutants can be disinfected by immersion in a chlorine disinfectant solution with 5000mg/L of effective chlorine for 30 minutes, and then cleaned.
(H) feces and sewage. With an independent septic tank, before entering the municipal drainage network needs to be disinfected, regular injection of chlorine disinfectant, chlorine disinfectant in the pool (initial injection, effective chlorine 40mg / L or more), and to ensure that the disinfection of 1.5 hours, the total residual chlorine of 10mg / L. Disinfected wastewater should be in line with the "water pollutants in health care institutions discharge standards" (GB18466-2005).
When there is no independent septic tank, use special containers to collect feces and discharge them after disinfection. Thin feces: add 25g of bleach per liter of feces, stir and leave for 2 hours or add 1L of 20g/L effective chlorine disinfectant solution per liter of feces, mix and act for 2 hours. Forming type of stool: per kilogram of manure to add 2L of concentration of 50g / L effective chlorine disinfectant solution, mix well, the role of 2 hours, or centralized harmless treatment.
(ix) patient living garbage. Patient living garbage is treated as medical waste. Disposal should follow the "Regulations on the Management of Medical Waste" and "Medical Waste Management Measures for Healthcare Institutions" requirements, standardize the use of double yellow medical waste collection bags, encapsulated in accordance with the conventional disposal process for disposal.
(J) transportation and transfer means. Should first be assessed for contamination, cars and other means of transportation with visible contaminants, should first use disposable absorbent materials dipped in chlorine disinfectant solution with effective chlorine 5000mg / L ~ 10000mgL (or can achieve a high level of disinfection of disinfectant wipes / dry wipes) to completely remove the contaminants, and then use chlorine disinfectant with effective chlorine 1000mg / L chlorine disinfectant solution or 500mg / L chlorine dioxide disinfectant Perform wine spray or wipe disinfection, and wipe clean with water after 30 minutes of action. Fabrics, cushions, pillows and sheets are recommended for centralized disposal as medical waste.
Fourth, personal protection
(a) protective gear wear requirements
1. disinfection personnel. Disinfection personnel to take the second level of protection, wearing KN95/N95 particulate protective mask or medical protective masks, protective clothing, long-sleeved rubber gloves, long rubber shoes, goggles
2. evaluation personnel. Evaluators take the second level of protection, wearing KN95/N95 particulate protective masks or medical protective masks, protective clothing, disposable gloves (double layer), shoe covers, goggles.
(B) hand hygiene
Relevant staff should strengthen hand hygiene measures, according to the seven-step washing method to wash their hands frequently, each time with flowing water to wash their hands for not less than 15 seconds. If necessary, you can use alcohol-containing quick-drying hand sanitizers or alcohol compounding quick-drying hand sanitizers, or directly wipe with 75% ethanol for disinfection; alcohol allergy, you can use quaternary ammonium salts and other effective non-alcoholic hand sanitizers; special conditions, you can also use 3% hydrogen peroxide disinfectant, 0.5% iodine povine, etc. to wipe hands.
V. Evaluation of disinfection
(a) Evaluation of the disinfection process
1. Evaluation of the content
(1) disinfection of the object: the name, degree of cleanliness, the disposal of the area or volume;
(2) disinfectant: the name, the content of the active ingredient, the product validity, the proportion of the configuration;
(3) disinfection effect: disinfection factor, concentration or intensity of action, action time / min, disinfection mode, disinfection frequency, the amount of use.
2. Evaluation method
Real-time evaluation of the disinfection process by professionals on site.
(ii) Evaluation of disinfection effect
1. Sampling. Take the village or neighborhood as a unit, according to the ratio of 10% of the sick family sampling, at least 5, less than 5 all sampling.
2. Evaluation of sampling methods. Before and after the disinfection of each of the sick home to select the ground, walls, door handles, table tops, dining (drinking) utensils, clothing or bed linen and other 5 object surface samples (before and after the disinfection of the sample must be consistent); at the same time, must also be taken before and after the disinfection of the air samples (the sick home area of not more than 30 square meters, set up the inner, middle and outer diagonal of the 3-point, inside and outside the point should be from the wall at 1 meter; more than 30 square meters, the set up of the four corners and the center of the 5-point, the four corners of the (The location of the points should be 1 meter from the wall; the sampling height is 0.8 to 1.5 meters from the ground).
3. Effectiveness evaluation. Sampling samples should be in the P2 ten laboratory for experimental testing. Test pass standard requirements for air and object surface disinfection, natural bacteria extinction rate are not less than 90%.
Natural bacterial extinction rate calculated according to the following formula:
Natural bacterial extinction rate = (total number of bacteria before disinfection, a total number of bacteria after disinfection) / total number of bacteria before disinfection × 100%
Six, the relevant requirements
(a) accurately grasp the concentration of disinfectant medicines, strict disinfection procedures, standardize the work.
(2) to carry out the disinfection effect of sampling attention to the standard operation, strictly according to the requirements of biosafety to do a good job of the samples and the harmless disposal of waste.
(C) according to the norms of good personal protection.
A personal protection requirement for the isolation point
(a) The centralized observation point managers should wear disposable work caps, medical surgical masks, overalls, disposable gloves, and to be isolated from the object to maintain a distance of more than 1 meter. If the transfer of patients or other work needs to be isolated from the object of close contact, should wear N95 mask.
(b) Epidemiological investigators of close contact investigation, wearing disposable work caps, medical surgical masks, overalls, disposable gloves, and the subject of the investigation to maintain a distance of more than 1 meter. When investigating suspected and confirmed cases and asymptomatic infected persons, it is recommended to wear coveralls, disposable work hats, disposable gloves, protective clothing, KN95/N95 and above particulate protective masks or medical protective masks, protective face screens or goggles, work shoes or rubber boots, waterproof shoe covers, and so on.
(C) Specimen collection personnel. It is recommended to wear overalls, disposable caps, double gloves, protective clothing, KN95/N95 and above particulate protective masks or medical protective masks, protective face screen, goggles, work shoes or rubber boots, waterproof booties. If necessary, you can wear a waterproof apron or waterproof isolation jacket.
(d) cleaning or disinfection personnel in the preparation of disinfectant, should wear overalls, disposable caps, disposable gloves and long-sleeved thickened rubber gloves, protective clothing, medical protective mask, goggles or protective mask.
(e) All staff to pay attention to hand washing and disinfection after work.
Second, the isolation point disinfection work requirements
(a) health care workers in the temperature measurement, medical inspection, disinfection, delivery of goods in accordance with the second level of protection standards, strict personal protection, wear N95 masks, hats, shoe covers, wear overalls, isolation clothing.
(ii) isolation room every day in the closed doors and windows, no one, closed conditions, with 0.2% peroxyacetic acid or chlorine dioxide content of 500mg / L chlorine dioxide solution, according to the amount of 10ml / m3 aerosol spray disinfection, closed role of 60 minutes after the opening of the windows to ventilate.
(C) each room in the bathroom and living area each placed a trash can, the requirements of the isolation object in the barrel are set on the medical waste bags, each time to clean up the garbage required to be medical waste bags tightly sealed, placed in the door of the room, cleaned up by the staff unity.
(d) staff cleaning up the waste, should wear a medical surgical mask, wear disposable isolation clothing, wear disposable gloves and other protective equipment. Found that the medical waste bags are not closed or broken, with pre-formulated 1000mg / L chlorine disinfectant sprayed on the seal or broken, and then add a layer of medical waste bags set sealing.
(E) disposable protective gear according to medical waste disposal. Each time you take off the disinfection into a special bag of medical waste to tighten the mouth of the bag, placed in the medical waste bin. After the collection of staff to do a good job of personal cleanliness, and with alcohol-containing quick-drying hand sanitizer for hand disinfection.
(F) mops and rags and other sanitary utensils should be used exclusively in accordance with the room partition, after use to 1000mg / L chlorine disinfectant solution for disinfection by immersion, the role of 30 minutes after the rinse with water, dry storage.
(G) items, furniture surfaces and other surfaces that may be contaminated by disinfection twice a day, by saliva, sputum and other contamination at any time. Disinfection with effective chlorine 500mg / L, 1000mg / L chlorine disinfectant, 75% alcohol or other disinfectant can be used for surface disinfection disinfectant wipe, the role of 30 minutes after the water wipe.
(h) the ground and may be contaminated walls and other surfaces with 1000mg / L chlorine disinfectant wipe or spray disinfection, disinfection effect time of not less than 30 minutes.
(ix) prevention and control of disinfection team is responsible for the daily disinfection of the isolation point and the final disinfection after the isolation is lifted. Strengthen the ventilation of the public **** area, do a good job of environmental cleanliness and hygiene, daily disinfection of the ground, door handles and stairs, aisles, elevator buttons and other parts of the personnel contact with more, public **** bathroom, garbage cans and so on.
(J) to strengthen the isolation of medical observation point of food hygiene and safety management, do a good job of life protection. Tableware preferred boiling disinfection for 15 minutes, can also be used 250mg / L ~ 500mg / L chlorine disinfectant solution soaked for 15 minutes before washing with water.
(k) strictly in accordance with the standards for the disposal of medical waste and disinfection of fecal sewage in isolation places, effectively reducing the risk of disease transmission. Isolation places all garbage should be loaded into the yellow medical waste disposal bag, according to the requirements of medical waste, daily and regular centralized recycling. Isolated places of storage of garbage can be based on the actual storage volume every 2 to 3 days by the medical waste disposal unit with a special car for recycling and disposal, and do a good job of the date, quantity, handover of both signatures to register the work.
(XII) single person isolation of the use of toilets disinfected once a day. Pool and the surrounding area can be 2000mg / L of chlorine disinfectant wipe disinfection, the role of 30 minutes. Toilet door handles, faucets and other parts of the hands often touch, available chlorine 500mg / L of chlorine disinfectant or other disinfectants can be used for surface disinfection wipe disinfection, the role of 30 minutes after the water wipe clean.
(xiii) class stool and sewage. With an independent septic tank, before entering the municipal drainage network needs to be disinfected, regularly add chlorine disinfectant, chlorine disinfectant in the pool (initial casting, effective chlorine 40mg / L or more), and ensure that the disinfection of 1.5 hours, the total residual chlorine amounted to 10mg / L. Disinfected wastewater should be in line with the "water pollutants in health care institutions" (GB18466) (GB18466-2005). When there is no independent chemical pool, use special containers to collect excreta and discharge them after disinfection. Chlorine disinfectant with effective chlorine 20000mg / L, according to the proportion of manure, medicine 1:2 immersion disinfection for 2 hours; if there is a large amount of diluted excreta, should be used with effective chlorine 70% ~ 80% bleach powder dry powder, according to the proportion of manure, medicine 20:1 plus medicine, fully stirred, disinfection for 2 hours.
(xiv) isolation during the isolation of people turned into a confirmed case or asymptomatic infected, in the case of the transfer out of the isolation room after the final disinfection reference to the "rural (community) and means of transport final disinfection technology program.
Disinfection of the epidemic work plan 3A disinfection object
Rural (community) sidewalks, activity rooms, outdoor fitness equipment and other public **** facilities, supermarkets, elevator rooms, elevator buttons, building handrails, public **** bathroom, pulling garbage collection points, drainage ditches, guttering, septic tanks (fecal matter), and other places of. Sanitary protection, including disinfection, ventilation, personal protection and other measures.
Second, disinfection tools and disinfectants
(a) disinfection tools
Constant electric sprayer, dispensing buckets, measuring cups and so on.
(ii) disinfectants
Chlorine dioxide effervescent tablets, bleach, bleach or "84" disinfectant.
(C) disinfectant preparation and use
1. Containing chlorine dioxide effervescent tablets (1g / tablet containing 8% effective chlorine): 3 tablets dissolved in 1 liter of water;
2.84 disinfectant solution (effective chlorine content of 5%): according to the disinfectant solution: the proportion of water for the 1:99;
3. Bleach (calcium hypochlorite), containing 25% to 32% of the effective chlorine (25%), bleach (hypochlorite), bleaching powder (bleaching powder), bleaching powder, bleaching powder, bleaching powder, bleaching powder, bleaching powder or "84" disinfectant solution. Bleaching powder (calcium hypochlorite), containing 80% to 85% effective chlorine (according to 80%).
Three, personal protection
First level of protection: hats, medical mouthpieces, isolation gowns, coveralls, latex gloves, long rain boots, goggles, face screen.
Fourth, disinfection methods
(a) hallways and elevators and other public **** parts of the ground, walls, doors, windows, and surfaces: with the effective chlorine amount of 200-250mg/L chlorine dioxide disinfection solution, 500mg/L "84" disinfection solution, spray disinfection for 30 minutes. Spray disinfection, the role of 30 minutes.
(B) public **** garbage places (boxes, barrels). Chlorine disinfection with 200-250mg / L chlorine dioxide disinfection solution or 500-1000mg / L. "84" disinfection solution spraying or pouring garbage to completely wet.
(C) public toilets: the ground, walls, doors and windows, the surface of the disinfection method refer to the first item. Feces with effective chlorine 20000mg / L of chlorine disinfectant, according to the proportion of feces, medicine 1:2 immersion disinfection for 2 hours; if there is a large amount of diluted feces, the application of effective chlorine containing 70% -80% of the bleach dry powder, according to the proportion of feces, medicine 20:1 after adding medicine, fully stirred, disinfection for 2 hours.
(D) environment, object surface disinfection: visible pollutants, should be completely remove the pollutants before disinfection. No visible pollutants, 500mg / L ~ 1000mg / L chlorine dioxide or chlorine can be used to soak, spray or wipe disinfection, the role of time should be not less than 30 minutes.
V. Evaluation of the disinfection process
(a) Evaluation of the content
1. Disinfection of the object: the name, degree of cleanliness, disposal of the area or volume;
2. Disinfectant: the name, content of the active ingredient, the expiration date of the product, the proportion of the configuration;
3. Disinfection: disinfection factors
(ii) Evaluation mode
Real-time evaluation of the disinfection process by professionals on site.
VI. Precautions
Chlorine-containing disinfectants have skin and mucous membrane irritation, configuration and use, it is recommended to wear a mask and gloves, children do not touch.
Disinfection work plan for the epidemic 4I. Disinfection object
This technical program applies to the new coronary pneumonia epidemic, the normal use of the key places (schools, child care institutions, nursing homes) and hotels, shopping malls, theaters, swimming pools, museums, waiting (machine) room, office jackets, elevators, hallways, public **** bathroom, The company's goal is to provide the best possible service to the public and the workplace, including disinfection, ventilation, and personal protection.
Second, the place of health operation guide
(a) cleaning and disinfection
1. Do a good job of cleaning and disinfection of the surface. The environment should be kept clean and hygienic, regularly disinfected every day, and a good record of cleaning and disinfection. For high-frequency contact with the surface of objects (such as elevator buttons, handrails, door handles, etc.), can be used to contain effective chlorine 250mg / L ~ 500mg / L chlorine disinfectant spray or wipe, can also be used to disinfect the wet wipes for wiping.
2. When there is a person vomiting, it should be immediately used disposable absorbent material with a sufficient amount of disinfectant (such as chlorine disinfectant) or effective disinfectant dry towels to cover the vomit to disinfect, remove the vomit, and then use quaternary ammonium ammonium ammonium disinfectant or chlorine disinfectant for the disinfection of the surface of the object.
3. Strengthen the disinfection of meals (drinking) utensils, meals (drinking) utensils 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 mg / L solution, diffuse disinfection for 30 minutes, disinfection should be residual disinfectant rinse after disinfection.
4. Keep clothes, bedding, seat covers and other 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.
5. Sanitary ware can be used for effective chlorine content of 500mg / L of chlorine disinfectant soak or wipe disinfection, the role of 30 minutes, rinse with water, dry to use.
6. When there is a suspected or confirmed case, disinfection is carried out under the guidance of professionals.
(B) ventilation
The venue should be strengthened ventilation, to maintain indoor air circulation, preferred natural ventilation, as far as possible, open the doors and windows to ventilate the air, but also can be used mechanical exhaust. Such as the use of air conditioning, air-conditioning system should ensure the safety of air supply, to ensure adequate fresh air input, all the exhaust air really connected to the outdoors. When air conditioning is not used, the return channel should be closed.
(C) hand-washing facilities
Ensure that the premises hand-washing facilities are operating properly, equipped with quick-drying hand sanitizers, and can be equipped with inductive hand sanitizing facilities when available.
(D) garbage disposal
Strengthen the classification of garbage management, timely collection and transportation. Enhance the cleanliness of garbage containers, such as trash cans, which can be disinfected on a regular basis. Chlorine disinfectant containing 250mg/L~500mg/L of effective chlorine can be used for spraying or wiping, and disinfectant wipes can also be used for wiping.
(E) the establishment of an emergency area
In the public **** place to set up an emergency area, when there is a suspected or confirmed cases, in a timely manner to the district city for temporary isolation, and then in accordance with the requirements of other relevant norms to deal with.
(F) health education
In the premises of the prominent areas, the use of video scrolling or posters and other ways to carry out prevention and control of health education.
Third, personal protection guide
(a) Staff protection
1. In more crowded public **** place, it is recommended that staff wear medical surgical masks (or other higher level masks). It is recommended to wear work clothes and keep them clean, wash and disinfect them regularly. They can be sterilized by circulating steam or boiling for 30 minutes, or soaked in 500 mg/L chlorine disinfectant for 30 minutes followed by routine washing. When there is a suspected or confirmed case, personal protection under the guidance of professionals.
2. Pay attention to hand hygiene. Hand hygiene measures should be strengthened, staff hand hygiene at any time. Hand washing or the use of quick-drying hand sanitizer, there are naked eye visible contaminants, the application of hand sanitizer under flowing water to wash hands.
3. Pay attention to the physical condition. Pay attention to the physical condition during the post, when there is a fever, cough and other symptoms, in a timely manner, according to the provisions of the designated hospital to seek medical treatment, try to avoid taking the bus, the subway and other public **** transportation, to the hospital on the way to the hospital and the hospital should be worn throughout the whole medical-surgical masks (or other higher level of masks).
(B) mobile protection
1. Reduce the gathering. During the epidemic of new crown pneumonia, avoid the gathering of people, especially in places with poor air mobility, reduce unnecessary outings, if you go out, you should do a good job of personal protection and hand hygiene. In the more densely populated public **** place, it is recommended to wear a medical mask.
2. Wash your hands frequently. Minimize contact with public **** place of public **** items and parts, return from the public **** place, after coughing hand cover, after meals, with hand sanitizer or soap under flowing water to wash hands, or the use of alcohol-containing components of the no-wash liquid hand sanitizer; not sure whether the hand is clean, avoid contact with the mouth, nose and eyes with the hand; sneezing or coughing, with the elbow clothes to cover the mouth and nose. Reduce contact with others, replace handshakes with nodding salutes, and try to keep a certain distance from others when conditions allow.
3. Management of visitors. During the epidemic of new crown pneumonia, office buildings and other places should strengthen the health monitoring and registration of visitors and other work.
A disinfection work plan for the epidemic 5 I. Principles of disinfection (a) There are no patients or asymptomatic infected places, usually cleanliness and hygiene is the main focus, preventive disinfection is supplemented. When faced with the threat of infectious diseases or crowd-intensive activities before it is necessary to carry out disinfection. (b) The external environment does not need to be disinfected in principle, and outdoor air should not be disinfected. For places that are rarely touched by hand, such as the ground, greenery, walls, and bulletin boards, disinfection is not required when they are not clearly contaminated by vomit, secretions, and excreta. Outdoor fitness equipment, public **** seats and other crowd use more frequent items, can increase the frequency of cleaning, if there is clear contamination, surface disinfection. (C) communities, units do not need to enter the people, cars, bicycles and the items they carry, such as disinfection. (iv) Normally, indoor sewerage pipes do not need to be disinfected regularly. (e) disinfectants have a corrosive effect on the items, especially on the metal corrosive is very strong, the human body also has a stimulus, the residual disinfectant on the environment caused by pollution, damage to the items, to moderate disinfection. Second, the choice of disinfectants Surface disinfection can choose chlorine-containing disinfectants (such as 84 disinfectant), 75% alcohol; hand disinfection can choose to contain alcohol quick-drying hand disinfectant, skin disinfection can choose 0.5% iodine volts. Other effective disinfectants can also be selected according to the requirements of the "Disinfectant Use Guidelines" in the "Notice of the General Office of the National Health Commission on the Issuance of Guidelines for the Use of Disinfectants" (National Health Office Supervision Letter (2020) No. 147). Third, disinfection methods (a) indoor air open air-based, open the window 2 to 3 times a day, at least 30 minutes each time, pay attention to personnel to keep warm. (ii) hands, skin hand washing is the main, in contact with suspected contamination of the environment can be used after the use of alcohol-containing quick-drying hand disinfectant wipe disinfection, the skin in the possibility of contact with the suspected contaminants after the recommended choice of 0.5% iodine volts. (C) the ground and may be contaminated walls and other surfaces 500 to 1000mg / L of chlorine disinfectant (for example, a chlorine disinfectant, chlorine content of 5%, the concentration of 1000mg / L chlorine disinfectant prepared by taking 1 portion of the disinfectant, add 49 portions of water) wipe or spray disinfection, disinfection order from the outside to the inside, disinfection time of not less than 30 minutes. The disinfection time is not less than 30 minutes. (D) food and drink utensils Preferred boiling disinfection for 15 minutes, can also be used 250mg / L chlorine disinfectant soak for 15 minutes, and then wash with water. (For example, a chlorine disinfectant, the effective chlorine content of 5%, formulated as a concentration of 250mg / L of chlorine disinfectant solution take 1 part of the disinfectant, add 199 parts of water) (E) object surfaces Frequently touched surfaces such as objects can be used to 250-500mg / L of chlorine disinfectant (for example, a chlorine disinfectant, the effective chlorine content of 5%, formulated as a concentration of 500mg / L of chlorine disinfectant) 500mg / L of chlorine disinfectant solution, take 1 part of the disinfectant, add 99 parts of water), 75% alcohol or other disinfectant can be used for surface disinfection disinfectant wipe, the role of 30 minutes after the water wipe clean. (F) bathroom Disinfection of the bathroom should be hand-contact surfaces should be the main, such as door knobs, faucets, etc., can be used 500mg / L of chlorine disinfectant or other disinfectant can be used for surface disinfection disinfectant, wipe disinfectant, the role of 30 minutes after the clean water wipe clean. (G) mop and rags and other sanitary utensils should be dedicated to the special area, special objects, to avoid cross-infection. After use to 1000mg / L of chlorine disinfectant solution for disinfection by immersion, the role of 30 minutes after the rinse with water, dry storage. (H) clothes, bedding, towels and other textiles can be circulated steam or boiling disinfection for 15 minutes, or 250mg / L of chlorine disinfectant solution for disinfection by immersion, the role of 15 to 30 minutes, according to the routine cleaning. (IX) vomit, excreta and secretions directly pollute the ground Pollutants can be used disposable absorbent materials (such as gauze, rags, etc.) dipped in 5000mg / L ~ 10,000mg / L chlorine disinfectant (for example, a chlorine disinfectant, the effective chlorine content of 5%, formulated as 10,000mg / L chlorine disinfectant, take 1 part of the disinfectant, add 4 parts of water) carefully removed. ) Remove carefully. Ground Wipe contaminated surfaces and their surrounding potentially contaminated surfaces with 1000mg/L Chlorine Disinfectant. Gloves and single-use medical masks should be worn when handling contaminants, and hands should be washed or hand sanitized after handling. Fourth, attention (a) disinfectant has a certain irritation and toxicity, preparation and use of personal protection should be done, protective equipment, including masks, hats, gloves and coveralls, etc., preparation of disinfectant in order to prevent splashing into the eyes, it is recommended to wear protective goggles. At the same time, disinfectants have a certain degree of corrosiveness, pay attention to reach the disinfection time after wiping with water to prevent damage to the disinfection of goods (b) chlorine disinfectants have a bleaching effect on fabrics, fabric disinfection should be used with caution (c) disinfecting with other disinfectants, read the disinfection products before use, in strict accordance with the instructions stipulated in the scope of use, the use of methods, The use of the correct use of the role of concentration, the role of time. (d) The disinfectant used should be within the validity period, the disinfectant must be used now.
(d) The disinfectant used should be within the validity period.