The resuscitator is also called pressurized oxygen bladder (AMBU), which is a simple tool for artifi...
The general anesthesia face mask is an indispensable tool for general anesthesia. The anesthesia fac...
Hypodermic refers to the injection of liquid medicine into the subcutaneous tissue. Common injection...
Many ancient people used the healing properties of magnets for everything from treating eye problems...
N95 protective mask is a must-have good thing all year round, especially after the epidemic, people ...