1. Cleaning: First, clean your hands, braces and nasal tubes.

2. Prepare tools: Prepare some lubricating fluid, such as glycerin or paraffin oil.

3. Apply lubricant: Apply some lubricant to the outside of braces and the inside of nostrils.

4. Insert braces: Insert braces into nostrils until you feel resistance.

5. Adjust the position: gently rotate and adjust the position of the strap until you feel comfortable.

6. Fixation: Fix the braces on the nose with adhesive tape or fixing device to ensure that they will not slide or fall off.

Pay attention to the following points when wearing latex headgear, strap and nasal tube:

1. Keep clean: keep braces and nasal tubes clean before and after wearing.

2. Avoid overexertion: When adjusting the position of braces, don't overexert to avoid damaging the nose or braces.

3. Avoid wearing for a long time: it is recommended not to wear latex headgear and nasal tube for a long time, so as not to cause excessive pressure and discomfort to the nose.

4. Pay attention to replacement: if the braces or nasal tubes are worn or damaged, they need to be replaced in time.

5. Consult a doctor: If there is any discomfort or problem during wearing, it is recommended to consult a doctor or professional in time.