Here is a short list of the typical symptoms of a blown vein: In these cases, the area can be sensitive to touch. The entry site will start to swell up and bruising may appear. Sometimes, people who experience a blown vein can quickly identify the problem on their own. There are cases where the bevel gets stuck in a vein. Stuck bevel: The bevel is the slanted part of a needle, which creates a sharp, pointed tip.Patient movement: There are situations where a needle is inserted into a patient and they are moving around a lot so the needle perforates the vein.This makes it difficult to implant a needle properly and can lead to a rupture in the vein. Moveable veins: Some veins are very sensitive and move easily when pressure is applied to the area.Some individuals, such as the elderly, have veins that are too thin and are prone to perforation. Fragile veins: Veins can rupture in people who happen to have abnormally sensitive or fragile veins.Incorrect insertion: There are cases where the needle is inserted incorrectly or implanted too deeply in the vein, causing both sides of the vein to be perforated.Wrong sized needle: A vein can blow if it is perforated by a needle that is too large.The list below covers the most common reasons that a person ends up with a ruptured vein. Causes of blown veinĪ blown vein can be due to various things. Blowing a vein can be uncomfortable and cause challenges in treatment. Patients and healthcare professionals need to be aware of the signs of a blown vein. In these cases, another vein will be selected. There are many situations where people experience a blown vein, yet a nurse or doctor may still need to draw blood, inject medications, or use an IV. In the majority of cases, a blown vein is not dangerous, but it should be treated right away and the vein shouldn’t be used to draw blood or start an IV. A blown or ruptured vein occurs when a vein gets punctured and it causes blood to leak outside the vein.
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