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  • (cur | prev) 22:53, 8 January 2018MJBurrage (talk | contribs). . (305 bytes) (+305). . (1957 fetal monitor with Dr. Hon Orvan W. Hess and Edward H. Hon, both of the ob-gyn department, design the first device for continually monitoring the fetal heartbeat during labor. —[http://archives.yalealumnimagazine.com/issues/2010_11/timeline447....)