Physiology

The World Precision Instruments (WPI) EVOM2is used for making trans epithelial electrical resistance (or TEER) measurements. We recommend that you test your EVOM2 before you use it for the first time and then periodically after that. If there is a concern that the meter or the electrode is not functioning properly, test the meter first. This video shows how to test the meter. More Info

The WPI cannula system for neuroscience study and pre-clinical research includes an entire range of cannula options. You are guaranteed: Exceptional Quality Best Prices Rapid Order Response The three primary components include the Guide Cannula, the Internal Cannula and the Dummy Cannula (cap). WPI cannulas are beveled inside and out and then polished to remove any burrs and ensure that the inside diameter is