1. Cleaning method of the glass part: (1) Wash it with ordinary water, wash off the residue, wash it with a suitable detergent until it is bright, and then rinse it with detergent. (2) Hang potassium dichromate sulfuric acid lotion on the inner wall of the barrel, soak the syringe in the lotion, soak Murphy's dropper and needle mouth in the lotion for more than 4 hours, or dry heat to remove pyrogen. (3) Wash the emulsion with ordinary water. (4) Rinse with distilled water twice, and then rinse with fresh (pyrogen-free) filtered distilled water twice.
2. Cleaning method of rubber hose and rubber plug: (1) Wash the residual blood clots and liquid medicine with ordinary water in time, then wipe it with a small amount of alkaline water, and then wash off the alkaline solution and shedding objects with ordinary water. (2) Immerse in 4%(g/ml) hydrochloric acid solution for 12 hours, and pay attention to the fact that there is no gas in the middle of the rubber hose. (3) After taking it out, rinse it with ordinary water until it is neutral. (4) Rinse with distilled water for 2-4 times, and then rinse with fresh filtered distilled water for 2 times.
3. Needle cleaning method: (1) Remove the needle and clean it with ordinary water. (2) Put it into an ultrasonic machine, add a cleaning disinfectant, and perform ultrasonic treatment for 30 minutes, or soak it in 2-3% sodium carbonate or sodium bicarbonate solution and boil it for 65438 05 minutes. Then rinse the needle hole with a needle machine or wipe the needle hole with copper wire, and wipe the needle plug with a cotton swab to remove the residual blood clot and liquid medicine. (3) Rinse with ordinary water. (4) Rinse with distilled water, and then rinse with fresh filtered distilled water.
4. Cleaning method of scalp needle tube: (1) Rinse the residue with ordinary water. (2) Inject disinfectant that can kill hepatitis B virus for soaking. (3) After taking it out, inject 3-5% hydrogen peroxide solution and let it stand for 12 hours. (4) Rinse with ordinary water. (5) Rinse with fresh filtered distilled water for 2-4 times.
5. The cloth should be washed dry with a special washing machine (or sent to a special pot in the laundry room). Other packaging containers should also be cleaned.
6. Assembly sterilization: (1) The assembly room should be separated from other operations, and disinfected with ultraviolet rays after cleaning. (2) After assembling the cleaned infusion set, clean the inside and outside with fresh filtered distilled water again. (3) Pack or box the infusion set and syringe, and stick a card with the washer, quality controller and sterilization date on it. (4) high-pressure steam sterilization. (5) Note: It shall not exceed 1-2 hours from the last washing with fresh filtered distilled water to sterilization.
7. Sterilized infusion sets and syringes should be stored in special cabinets, and the storage date under dry conditions should be 1 week.