What is the smallest gauge intravenous catheter that can be used to administer blood?

When administering blood, selecting the correct gauge intravenous catheter is essential. The gauge of the catheter refers to the diameter of the tube, with smaller gauge numbers indicating larger catheters. In this case, using a 20-gauge catheter is recommended to prevent damage to the blood cells during the process.

Due to the larger diameter of a 20-gauge catheter, it allows for a smoother flow of blood and reduces the risk of cell damage or hemolysis. Hemolysis occurs when red blood cells rupture, leading to potential complications for the patient receiving the blood transfusion.

Therefore, when administering blood, it is crucial to prioritize patient safety and ensure the integrity of the blood cells by using the appropriate intravenous catheter. By selecting a 20-gauge catheter, healthcare providers can minimize the risk of complications and ensure a successful blood transfusion process.