What are the techniques for finding blood vessels when drawing blood?

I believe many people have had this experience. When drawing blood or giving an infusion, it is difficult for the nurse to find the blood vessels. Especially for some people who are very fat and have a lot of fat on their bodies, it will be even more difficult to find the blood vessels. Then there will be many unsuccessful attempts to find the blood vessels, which will definitely cause harm to the patients. In fact, there are some techniques for finding blood vessels when drawing blood.

Tips for finding blood vessels when drawing blood:

Generally, it is easier to find blood vessels in thin people, but it is harder to find blood vessels in fat people because of the influence of subcutaneous fat. Secondly, some people's blood vessels are thinner. Thirdly, it is harder to find blood vessels in people who often receive injections.

Guidance:

It is recommended that if you want to successfully find the blood vessels, you should use some auxiliary measures, such as using a bandage to pressurize the distal proximal end to fill the blood vessels and make it easier to find. I wish you good health.

Some people have difficulty finding a blood vessel when drawing blood.

Guidance:

Some people have darker skin and it is not easy to find blood vessels. Some people have thinner blood vessels, so it is difficult to find them.

It is not easy to find veins when drawing blood for obese people, people with insufficient blood volume, or people with naturally thin blood vessels.

Guidance:

The blood vessels of obese people are thin and covered with thick fat, making them difficult to see and feel. The blood vessels of people with insufficient blood volume have less blood, are not full, and are not easy to find. Some people have very thin blood vessels and not many main trunks can be seen, only branches and twigs, which makes blood drawing and infusion difficult.

Tie your arm with an elastic rubber tube and the blood vessels will swell. If that doesn't work, slap them hard with your hands a few times and the blood vessels will turn blue and become very obvious.

The reason why blood drawing is difficult is usually because the veins are deep and thin, which is more likely to happen in obese people. The development of blood vessels also varies from person to person.

Taking the pulse usually refers to the finger arteries, which does not affect the touch of the pulse under normal circumstances. If it cannot be felt, it is usually caused by arterial diseases, especially in arteritis. In addition, when you are obese, your arteries are deep and may be unclear or difficult to feel.

Guidance:

The specific cause and situation can only be determined by a doctor's examination. The above are common problems in theory, but they can also occur due to other diseases, such as Raynaud's disease.