Edward H. Hon, MD (1917-2006): A scientist, inventor, academician and the pioneer for the development of electronic fetal heart rate monitoring.

Aims: To describe the professional life of Edward H. Hon, MD, and the course of his academic career for the development of electronic fetal heart rate (FHR) monitoring.

Methods: Review of archives at the Loma Linda University related to Dr Hon's early education and medical school training, his postgraduate training at Yale University, his faculty appointments at Yale University, University of Southern California and his research accomplishment related to electronic FHR monitoring.

Results: Primarily, Dr Hon advanced the clinical application of the electronic FHR monitoring, particularly during labor and delivery. Dr Hon also defined significance of FHR patterns based on years of clinical studies and astute observations.

Conclusion: Currently, electronic FHR monitoring, during pregnancy and labor/delivery, has a universal application. Dr Hon's research contribution on FHR monitoring, and its impact for the welfare of mother and her unborn child, is well recognized.