|gauges of iv needles||1.86||1||2492||96|
The smaller the gauge number, the larger the diameter of the needle. A 16-gauge needle is larger than a 24-gauge needle. The type of intravenous (IV) therapy that is ordered can determine the size of IV catheter that is needed. For example, a blood transfusion requires an 18- or 20-gauge needle.What is the biggest gauge needle?
Needles in common medical use range from 7 gauge (the largest) to 33 (the smallest) on the Stubs scale. 21-gauge needles are most commonly used for drawing blood for testing purposes, and 16- or 17-gauge needles are most commonly used for blood donation,...