What Is a Hypodermic Syringe?

Subcutaneous injection (pronounced pí xià zhù shè) refers to the injection of a medicinal solution into the subcutaneous tissue. Common injection sites are the upper arm and lateral femur. For example, insulin is easily destroyed by digestive enzymes in the gastrointestinal tract and loses its effect, while subcutaneous injection is quickly absorbed.

[pí xià zhù shè]

statement

This entry may refer to the content of a drug, and any advice on the use of drugs on the Internet is not a substitute for a doctor's order.

Subcutaneously

syringe:

According to medical history books, the initial appearance of the syringe was an enema. Chinese Medical Doctors of the Han Dynasty

Back in the 15th century, the Italian Katie

1. Need to quickly achieve efficacy, can not or should not be used orally.

2. Local anesthesia or preoperative medication.

3 Vaccination.

The lower edge of the deltoid muscle of the upper arm, the outside of the upper arm, the abdomen, the back and the outside of the thigh.

Sterile 1-2ml syringes and 5.5-6 gauge needles in the injection tray, prepare medicine solution as directed by your doctor.

1. Bring all the supplies to the bedside, check and explain to the patient for cooperation. Select the injection site and disinfect the skin with 2% iodine and 70% alcohol until dry.

2. Inhale the medicinal solution into the syringe, exhaust the air, tighten the skin with your left hand, hold the syringe with your right hand, fix the needle with the index finger, the needle is inclined upward and the skin is at an angle of 30 to 40 degrees. Release two-thirds of the fixed needle plug in the left hand, and aspirate the medicinal solution without returning blood.

3 After the injection is completed, lightly press the needle with a sterile cotton swab, quickly pull the needle, and clean up the objects.

1. The penetration angle of the needle should not be greater than 45 degrees, so as not to penetrate the muscle layer.

2. Try to avoid subcutaneous injection of drugs that have irritating effects on the skin.

3 For those who frequently inject, they should change the site and take turns to inject.

4 For injection of less than 1ml of liquid medicine, a 1ml syringe must be used to ensure that the dose of liquid medicine injected is accurate.