How to clean and disinfect dental handpieces

In addition to the saliva and blood of some patients, the surface of a used the dental handpiece may also be stained with some adhesives or dental filling materials. These residual substances should be removed first.

1. After use, step on your foot Pedal to flush the tube cavity for 30 seconds;

2. Remove the contaminated dental handpiece and wipe the visible stains on the surface of the handpiece with a wet cotton ball;

3. Place the dental handpiece in a recycling container for transportation;

4. Clean the dental handpiece under running water to remove surface contaminants;

5. After rinsing, soak with enzyme cleaner (1:270) for 2-5 minutes and then scrub, or put it into an ultrasonic cleaner and add enzyme solution for 3-5 minutes;

6. Rinse/brush the dental handpiece under running water, and flush the lumen with a high-pressure water gun or syringe;

7. Rinse with distilled water and repeat step 6;

8. Use the syringe to dry the surface moisture of the pipes and wind wheel bearings;

9. Use 75% ethanol to disinfect the internal and external surfaces of the dental handpiece;

10. When using manual oiling, spray cleaning lubricant should be used. After oiling, dry the appearance of the instrument in time, and use a mechanical pillow or pressure air gun to blow dry the inside of the tube cavity.

11. Use visual inspection or a magnifying glass with a light source to check the cleanliness and performance of the dried dental handpiece;

12. Use paper-plastic single packaging and seal with a medical heat sealing machine;

13. Pre-vacuum pressure steam sterilizer is preferred for sterilization. Do not stack them when loading. The sealed dental handpieces should be placed in the tray in sequence. A certain gap should be maintained between each dental handpiece, with the paper side facing up, which is conducive to steam. Penetrating and drying; 14. Strictly control sterilization temperatu;

14. Strictly control sterilization temperature, pressure and time. If the temperature is >135 degrees or the sterilization time exceeds the specified time, the sealing rubber ring and the bearing bead sleeve and other components may be damaged.If a steam sterilizer is used for sterilization, it can be sterilized without packaging and exposed.