The most common site of venipuncture is the upper arm. The present study macroscopically and anatomically ascertained positional relationships between cutaneous nervescutaneous nerves A cutaneous nerve is a nerve that provides nerve supply to the skin. › wiki › Cutaneous_nerve

Cutaneous nerve - Wikipedia

and veins in the cubital (aka antecubital) fossa in many cadaveric dissections to determine the risk of peripheral nerve injury during venipuncture.

What are the three best sites for venipuncture?

The antecubital area of the arm is usually the first choice for routine venipuncture. This area contains the three vessels primarily used by the phlebotomist to obtain venous blood specimens: the median cubital, the cephalic and the basilic veins.

What is the second most common site for venipuncture?

The dorsal venous network is the next most common vein site for phlebotomists.

Where is the antecubital vein located?

The median cubital vein (antecubital vein) is a prominent superficial upper limb vessel. Its location is in the cubital fossa, on the anterior/flexor aspect of the elbow joint.

Where is the basilic vein located?

The basilic vein originates on the medial aspect of the forearm at the wrist from the dorsal venous network of the hand. It runs superficially in the forearm and usually communicates with the cephalic vein via the median cubital vein at the elbow.

Best Veins for IV Insertion, Drawing Blood (Venipuncture Tips) in Nursing, Phlebotomy

45 related questions found

What site is not an appropriate area for venipuncture?

VENIPUNCTURE SITE SELECTION:

Certain areas are to be avoided when choosing a site: Extensive scars from burns and surgery - it is difficult to puncture the scar tissue and obtain a specimen. The upper extremity on the side of a previous mastectomy - test results may be affected because of lymphedema.

Where can I do venipuncture?

Venipuncture is most commonly performed on the Antecubital Fossa, which is the inside of the elbow. In this region, phlebotomists will usually decide between three veins including the median cubital vein, the cephalic vein, and the basilic vein.

What are venipuncture sites?

Venipuncture Site Selection: The median cubital and cephalic veins are most. commonly used for venipuncture. See below. Alternative sites are the basilic. vein on the dorsum of the arm or dorsal hand veins.

What is the most common method of venipuncture?

Venipuncture Sampling

Venipuncture is the most common way to collect blood from adult patients. Collection takes place from a superficial vein in the upper limb, generally the median cubital vein; this vein is close to the skin and doesn't have many large nerves positioned close by.

Which is the most preferred vein in venipuncture?

The median cubital vein is the larger and more stable vein and is preferred for venipuncture. The cephalic and basilic veins have a greater tendency to roll and veinpuncture may be more painful from these sites.

What is the most common method for drawing venous blood?

In medicine, venipuncture or venepuncture is the process of obtaining intravenous access for the purpose of venous blood sampling (also called phlebotomy) or intravenous therapy.

Where are my veins?

Deep veins, located in the center of the leg near the leg bones, are enclosed by muscle. The iliac, femoral, popliteal and tibial (calf) veins are the deep veins in the legs. Superficial veins are located near the surface of the skin and have very little muscle support. The great saphenous vein is a superficial vein.

Where are some alternative venipuncture sites?

Outline

• Hand Veins.
• Back of the Hand.
• The Thumb Side of the Wrist.
• The Palm Side of the Wrist.
• Case Study.
• Commentary:
• Veins of the Ankles and Feet.
• Capillary Punctures.

What sites should be used to collect capillary blood?

The finger is usually the preferred site for capillary testing in an adult patient. The sides of the heel are only used in paediatric and neonatal patients. Ear lobes are sometimes used in mass screening or research studies.

What is the proper order of the draw?

The correct order of draw follows:

• Blood culture tube or bottle.
• Sodium citrate tube (eg, blue closure)
• Serum tubes, including those with clot activator and gels (eg, red, red-speckled, gold closures)
• Heparin tube with or without gel (eg, dark green, light green, speckled green closures)

Where should you not draw blood from?

Avoid Puncturing These Areas

1. Edematous sites (swollen sites filled with serous fluid)
2. Scarred or burned areas.
3. Fistulas and grafts.
4. Hematomas.
5. From an IV cannula (unless permitted by your institution)
6. Sites above an IV cannula in the same vessel.
7. Arm with PICC line.
8. Arm with a preexisting or current blood clot.

What is a rainbow in phlebotomy?

Clinical laboratories often receive extra blood tubes beyond what is needed for associated laboratory test orders. Sometimes, this practice involves drawing tubes of every possible color (the “rainbow”) to allow for add-on testing at a later time.

What is ETS phlebotomy?

The evacuated tube system (ETS) is the standard equipment used for routine venipuncture. It consists of a needle device, a tube holder, and an air-evacuated tube. You attach the needle device to the tube holder, insert the needle into the vein, and engage the tube.

Where is the main artery in your leg?

The femoral artery is the major blood vessel supplying blood to your legs. It's in your upper thigh, right near your groin.

Where are the arteries?

Arteries are the blood vessels of the body that carry blood away from the heart and to the organs and tissues of the body. The aorta is the largest artery in the body that exits the left ventricle of the heart.

What are the 3 main veins to draw blood?

The most site for venipuncture is the antecubital fossa located in the anterior elbow at the fold. This area houses three veins: the cephalic, median cubital, and basilic veins (Figure 1).

Where is blood usually drawn from?

Most of the time, blood is drawn from a vein located on the inside of the elbow or the back of the hand. The site is cleaned with germ-killing medicine (antiseptic). An elastic band is put around the upper arm to apply pressure to the area. This makes the vein swell with blood.

Where do you draw blood from your arm?

The median antecubital vein is the most common for blood draws. It is in the inner arm, anterior of the elbow joint. This vein is associated with minimal pain and is the most prominent when anchored. Located on the lateral portion of the arm, the cephalic vein is the second most common draw site choice.

What is the importance of locating the vein?

Locating the vein will help in determining the correct size of needle.