Why do you draw back when giving an injection?
Many nurses have been taught to aspirate before giving an IM injection to ensure the medication is not inadvertently delivered into a vein.
Aspiration consists of drawing back on the plunger once the needle has been inserted to see if any blood returns into the syringe..
How do you give a needle injection?
Giving the ShotWipe the area of skin with an alcohol swab or a cotton ball moistened in alcohol.Remove the needle cap. … With the other hand, gently pinch up the skin around where you will give the shot (unless your doctor tells you otherwise) and hold firmly.Insert the needle at a 45- to 90-degree angle.More items…
What happens if you accidentally inject air into muscle?
Injecting a small air bubble into the skin or a muscle is usually harmless. But it might mean you aren’t getting the full dose of medicine, because the air takes up space in the syringe.
What happens if you tense up during a shot?
Relax your arm. If you’re tense, it can make a shot hurt more — especially if you tense up the area where you’re getting the shot.
How far does a needle go in for a shot?
1 inch to 1.5 inchesThe needle should be long enough to reach the muscle without penetrating the nerves and blood vessels underneath. Generally, needles should be 1 inch to 1.5 inches for an adult, and will be smaller for a child.
Does the needle have to go all the way in?
While holding the needle like a dart, slide it into the skin at an angle of 90 degrees: Needles used for subcutaneous injection are usually short and small and should go all the way into the skin. Push the plunger all the way down quickly: Do not push forcefully.