Antecubital fossa, a great location to draw blood but not so great for IV placement. Many times it can be difficult to find a suitable location for IV insertion. In such cases some may think that putting the IV in the antecubital fossa may be a good option. This may be true in the case of an emergency when there is not other possible point of entry however in most circumstances the antecubital fossa should be avoided as it is a point of flexion and placement in this region can cause bigger issues.
The use of the cubital fossa for intravenous fluid therapy is not recommended because movement of the elbow joint disturbs the catheter and irritates the vein wall with the consequence that thrombosis of the vein quickly occurs… One last thing to remember when puncturing the veins in the antecubital fossa – unsuccessful insertion attempts will limit the use of the veins below.
Read the entire article here, Infusionnurse.org.