The Air Force Safety Center is a Field Operating Agency with headquarters at Kirtland Air Force Base, N.M.
The Finnish researchers are unsure why the use of a pacifier might lead to an ear infection, but theorized it may have something to do with the change in pressure equilibrium inside the ear caused by the sucking.
1 These thermometers use an infrared ray to measure the temperature inside the ear canal. 2  Keep in mind that earwax or a small, curved ear canal can interfere with the accuracy of an ear thermometer temperature. 3  Digital pacifier thermometer. 4  Your child simply sucks on the pacifier until the peak temperature is recorded.