Blood type testing is a vital but often overlooked necessity in emergency medical situations. Unfortunately, anyone requiring a transfusion must wait for type results from the lab before one can be given. What if we could test at the location of the emergency, or even on the way to the hospital? Designed for natural disaster situations, the Emertest offers a solution that saves valuable time easily and conveniently. And what better animal to base the design on than…. the leech. Not as gross as it sounds – check it out!