Question |
Probable Cause |
Measure |
Ache |
Alcohol is not completely volatile. |
Inject after the alcohol is completely volatile. |
Injection Angle, speed, or push speed. |
Inject quickly, push slowly, and pull out slowly. |
|
Swell on the inject site |
The injection angle is too tilted. |
Adjust the injection angle to 45-90. |
Bleeding |
Inject into capillaries |
After pulling the needle, the swab should be pressed. |
Overflow of drug solution |
Pull the needle too slowly or the drug solution is not absorbed. |
Cotton swabs are pressed. After the drug solution is completely pushed into then stays for 15 seconds before push the neddld out. |
The needle is too shallow to enter the skin layer. |
Adjust the injection angle. |
|
Bubbles |
Push the neddle to quickly or shaking during preparetion the drug solution |
The drug solution should not be shaken violently and the powder should be dissolved naturally. |
The liquid won't pull out. |
The negative pressure in the bottle is too high. |
Inject air into the vial before dispensing. |
Leakage of the syringe |
Change a new syringe. |
|
Subcutaneous scleroma |
Inject the same site for a long time |
Change the injection
site every time, the injection site should be at least 2cm apart form the other
one. Take the hot compress to alleviate or eliminated the subcutaneous scleroma. |