Pulp Tester is a device to examine the vitality of dental pulp using the electrical stimulation, during the pulp test, the current stimulates intradental nerve, and give severepain to patients, some studies were accomplished to measure the responses of subjects by stimulating over the sensory threshold to determine whether the nerve of pulp in the tooth remains alive so it can accurately read the pulp’s livingss in a very highly efficiency way.
peak of stimulus current reaction maxima numerical – 80
0 – 40 it means alive teeth nerve
40 – 80 means part of teeth nerve dead
80 means dead teeth nerve
