This Pacifier Could Monitor Babies’ Vitals in the NICU
The baby-friendly device measures electrolyte levels in real time, eliminating the need for repeated, painful blood draws.

Hong Yeo, associate professor and Harris Saunders Jr. Endowed Professor in the George W. Woodruff School of Mechanical Engineering, came up with the pacifier idea at a pediatric technology conference.
Mar 04, 2025
Georgia Tech researchers have developed a pacifier that can constantly monitor a baby’s electrolyte levels in real time, eliminating the need for repeated invasive blood draws.