Electronic von Frey measurements are an effective and improved alternative to classical von Frey filaments, as they allow rapid and precise measurement of changes in rodent mechanical withdrawal thresholds to continuously applied pressure stimuli before and after an inflammatory event.
Martinov, T., Mack, M., Sykes, A., Chatterjea, D. Measuring Changes in Tactile Sensitivity in the Hind Paw of Mice Using an Electronic von Frey Apparatus. J. Vis. Exp. (82), e51212, doi:10.3791/51212 (2013).