Intramuscular Injection ， IM

Learning Objectives

◊ To understand the definition of intramuscular injection

◊ To master the sites of intramuscular injection

◊ To master the implementation of intramuscular injection

Definition Intramuscular injection is the m

ethod to inject certain medication solutions into muscles.

SitesGeneral principle ：the sites should have well developed muscles, be away from large nerves, blood vessels and bones.

SitesDorsogluteal Muscle (Gluteus Maximu

s)

Ventrogluteal Muscle (Gluteus Medius & Gluteus Minimus)

Deltoid Muscle

Vastus Lateralis Muscle

Dorsogluteal Muscle

Ventrogluteal Muscle

Deltoid Muscle

Vastus Lateralis Muscle

How should we implementthe intramuscular injection?

Assess the condition of the patient.

Wash hands and wear mouth mask.

Prepare equipments.Prepare equipments.

appropriate disposable syringe and needleappropriate disposable syringe and needle

sterile swabs sterile swabs

disinfectant (iodine tincture & alcohol) disinfectant (iodine tincture & alcohol)

medication (drug)medication (drug)

Carry the equipments to the bedside.Explain the injection to the patient.

Draw up the medication solution.

Pull the curtain for privacy.Position the patient for access to the injection site.

Select the appropriate injection site.

Clean the site with iodine tincture & alcohol swabsusing a circular motion.

Allow the skin to air-dry.Place the dry swab between the third and fourth finger

of your left hand.

Remove the needle guard. Eject air in syringe thoroughly.

Using your left hand, make the skin taut.

Insert the needle through the skin with a quick dartlike thrust at 90 degrees angle.

Put back gently on the plunger to be sure the needle is not in a blood vessel.

If no blood appears in the syringe ，inject the medication slowly.

Remove the needle quickly.Press the injection site with the dry swab.

Wash hands and record.

NoticesNotices1.Check principles

2.Sterile technique

3.Two quicks and one slow

Check principles Check principles Three checks and seven rightsThree checks and seven rights

Three checks include:Three checks include: Check before interventionCheck before intervention Check during interventionCheck during intervention Check after intervention Check after intervention

Seven rights include:Seven rights include: ClientClient’’s name, bed number, medications name, bed number, medication’’s nas na

me, concentration, dose, route, time.me, concentration, dose, route, time.

Buttocks abscess

Two quicks and one slowTwo quicks and one slow

Quick insertion of needle

Slow injection of medication

Quick withdrawal of needle

Summary

• Definition

• Sites

• Implementation

References