Occupational hazards and self-protection of personnel in disinfection supply room ------ Air exposure hazard
Release time:
2020-04-10
Hospital staff face a variety of occupational hazards exposure is the main cause of nosocomial infection, such as skin damage, bloodLiquid infection exposure, air exposure hazards, occupational exposure to chemotherapy drugs and other occupational exposures. The main hazards of air exposure are droplets and aerosols.
The disinfection supply center is a key department of the hospital. It is responsible for the recycling, cleaning, disinfection, sterilization and distribution of medical equipment and articles in the whole hospital. In the process of cleaning and disinfection, it is easy to produce droplets and aerosols, which forms a great danger to medical staff. source. Therefore, it is the key to prevent and control hospital infection to strengthen the awareness of occupational safety protection and take effective measures.
1
physical factors
In the cleaning process, especially the use of high-pressure water gun to flush the pipeline when the microbial aerosol, such as improper protection, easy to inhale respiratory tract infectious diseases.
2
chemical factors
A large number of contaminated items after clinical use are soaked and disinfected with chemical disinfectants, such as chlorine-containing disinfectants, peracetic acid, glutaraldehyde, phthalic aldehyde, etc., which are volatile and irritating, and can cause eye burning in the air. Symptoms such as sensation, headache, and asthma, especially aldehyde disinfectants, can easily cause skin allergies, respiratory tract damage and other symptoms. Long-term exposure will affect personal health.
3
microbial infection
Supply room personnel may often come into contact with many pathogenic bacteria, such as hepatitis B virus, hepatitis C virus, AIDS, etc., as well as respiratory infectious bacteria.
In order to prevent and reduce the risk of infection of medical personnel, the staff must strictly implement protective measures
1, the ward after the use of the polluter is generally implemented under the collection, under the collection must use a closed special recycling car, inside the closed loading box, according to the provisions of the pollution elevator, special car;Staff must wear isolation clothing, gloves and masks.
2. When cleaning and decontamination treatment, hospitals with conditions should use cleaning and disinfection machines as much as possible to control the spread of pollution sources and protect the environment and staff.The instruments used by infectious patients should be disinfected before cleaning.
3. Clean after classification.Manual cleaning cleaning personnel must do their own protection measures:Wear thick rubber gloves;Wear mask to protect the mucous membrane of eyes, nose and mouth;Wear waterproof clothing or wear aprons and sleeves, and the head cover completely covers the hair;Wear waterproof boots and have eyewash.Need to have a special cleaning tank and cleaning space, cleaning, should be in the flow of water under the liquid level of scrubbing, brushing should avoid too fast, to avoid water splashing, to prevent the generation of aerosol pollution.When ultrasonic cleaning, the lid must be closed to place the formation and splash of aerosols.
4. When using chemical disinfectants for disinfection and sterilization, try to use disinfectants with small odor and non-volatile, and try not to choose aldehyde disinfectants with large odor and large damage to eyes and respiratory mucosa.High-level disinfection can choose o-phthalaldehyde, peracetic acid, etc., and peracetic acid can be used instead of glutaraldehyde during sterilization.
5. The staff should correctly grasp the performance, scope of use, concentration, time, and adverse reactions of chemical disinfectants. They should be prepared by special personnel. When preparing, they should wear protective goggles, masks, gloves and other self-protective measures to avoid splashing on the skin and eyes.The use of chemical disinfectants contaminated areas, to have an independent ventilation system, and often open windows for ventilation, to keep the indoor air fresh, reduce the harm of chemical disinfectants to the human body.
6. Under normal circumstances, clean first and then disinfect, but you must pay attention to your own protection. Do not classify and clean sharp objects directly by hand to avoid direct contact between dirt and the body.Due to conditions and other reasons can not be very good to do their own protection, the first disinfection after cleaning.
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