How Is Proper Gowning For Class B Area?

It’s so important to follow proper cleanroom gowning processes. Learning the proper donning and doffing procedures for your cleanroom garments will safeguard your cleanroom or the controlled environment against contamination. We have summarized the 42 steps of dressing before entering the B-class area. If we follow this process completely, we can ensure the safety of employees and products and improve the efficiency of dressing.

1. Enter the B-level Buffer Room
2. Take off C-level work shoes and put them on the shoe rack
3. Enter the sterile gowning room
4. Press the spray bottle containing the disinfectant to disinfect the hands
5. Select from the clothing rack the appropriate size of Class B sterile gown, eye goggles and Class B sterile boots
6. Place them on the isolation bench
7. Press the spray bottle containing the disinfectant to disinfect the hands
8. Unzip the large compartment of the sterile gown bag and take out the hooded sterile gown from the bag
9. By the collar of the inside of the pull ring to pick up the clothes lift shaking unfold
10. Open the zipper, taking care not to touch other parts of the zipper other than the head
11. Turn out the upper part of the garment, adjust the outer garment to a height suitable for you to wear
12. carefully put one leg through the pants; hands do not release
13. Put the other leg into the other pants tube
14. Lift the jacket up with both hands and find a cuff first by looking into the mirror
15. open the sleeve tube and put on, while the thumbs of both hands through the sleeve end of the pull ring
16. Adjust the cap, adjust the process of hand not to touch the outer surface of the clothing and skin
17. Adjust the waistline and put the waistline into the garment
18. Fasten the zipper
19. look in the mirror and fasten the three buttons on the collar from bottom to top
20. Press the spray bottle containing disinfectant to disinfect the hands
21. Take out the mask and touch only the lacing of the mask with your hands
22. Reach the inside surface of the mask and adjust the mask closer to the body
23. Put on the mask and adjust the position of the marble buckle until there is no gap between the mask and the face
24. Press the spray bottle containing the disinfectant to disinfect the hands
25. Take out the protective goggles from the bag, and only touch the goggle strap with your hand when taking out
26. Adjust the position of the goggles in front of the mirror and fasten the clasps to the back
27. Press the spray bottle containing the disinfectant to disinfect the hands
28. Open the boot bag, lift the inner surface of the boot and remove them
29. Open the buckle and pull the zipper to the bottom
30. Put the foot into the high top boot and pull open the buckles on both sides of the pants
31. Fasten the pair of buttons on the front edge of the leg and tighten the leg
32. Hook your fingers on the two pull tabs at the top of the shoe to close the zipper of the stilettos
33. Fasten the snap at the end of the zipper
34. Wear the high boots feet can step over the isolation bench, step on the inside of the floor of the isolation bench
35. The other foot above the isolation bench to maintain the suspension, take out the other boot
36. Put on the other boot in the same way
37. Check in the mirror that the eye mask, mask, cuffs and trouser cuffs are tightly fastened
38. Press the spray bottle containing the disinfectant and spray the whole body in the order from top to bottom
39. Put on the second layer of sterile gloves, adjust the gloves at the wrist and tie the cuffs in
40. Press the spray bottle containing disinfectant to spray the hands to disinfect
41. Completion of gowning
42. Push open the airlock room door with your elbow and enter the class B sterile operation area.

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