What type of collection device is recommended for blood collection in adults?

The recommended collection device for blood collection in adults is the vacuum collection tube. This method is widely used because it allows for efficient and sterile collection of blood samples. The vacuum mechanism creates negative pressure within the tube, which draws the blood directly into the tube when the needle is inserted into the vein. This helps to minimize blood exposure to air and reduces the risk of contamination or hemolysis.

Vacuum collection tubes also offer various sizes and types that can facilitate the collection of different volumes of blood, and they can contain specific additives for various laboratory tests, such as anticoagulants or preservatives. This versatility is particularly valuable in clinical settings where multiple tests may need to be performed from a single draw, enhancing both efficiency and patient comfort.

The other options are less suitable for blood collection in adults. A lancet device is designed primarily for fingerstick collections, typically used for pediatric patients or for specific tests like glucose monitoring, where only a small volume of blood is needed. A syringe without a needle is not a standard device since a needle is essential for accessing veins to draw blood. Lastly, a bulb syringe is not appropriate for venipuncture; it is primarily used for suctioning fluids in medical procedures, not for drawing blood. Therefore, the vacuum