Most first aid kits have a gauze swab, which is a white medical dressing used to clean and protect small cuts or wounds. It can be used with an antibacterial ointment or cream or to absorb blood or any other secretions.
A stethoscope with white tubing, it helps healthcare professionals assess a patient's heartbeat, breathing, and digestive sounds for diagnostic purposes.
Intravenous infusion set is used for intravenous infusion under the action of gravity, mainly used for intravenous treatment, and is used in combination with intravenous infusion substances.