| K200163 | Ava Fertility Tracker | Ava AG | 2021-01-19 |
| K122337 | OVUSENSE | Fertility Focus, Ltd. | 2013-08-06 |
| K102499 | DUOFERTILITY | Cambridge Temperature Concepts , Ltd. | 2011-12-20 |
| K050094 | LADY COMP USA | Lady Comp USA | 2006-04-20 |
| K030961 | MICROLIFE DIGITAL BASAL THERMOMETER, MODEL MT 1921 | Microlife Corp. | 2003-09-12 |
| K002726 | TCOYF FERTILITY SOFTWARE VERSION 1.0 | Ovusoft, LLC | 2001-04-06 |
| K952756 | MEDI-AID BASAL THERMOMETER | Polymedica Industries, Inc. | 1995-09-25 |
| K945427 | B-D DIGITAL THERMOMETER | Bd Becton Dickinson Vacutainer Systems Preanalytic | 1995-06-15 |
| K904211 | BIOSELF 2000 FERTILITY INDICATOR | Bioself, Inc. | 1992-10-14 |
| K901512 | L SOPHIA | Nishitomo Co., Inc. | 1990-07-20 |
| K880618 | FERTILITY FORECASTER COMPUTER PROGRAM | Fertile Time, Ltd. | 1988-06-24 |
| K870999 | GENDER CHOICE INFORMATION KIT, FEMALE AND MALE | Procare C/O Wiley, Rein & Fielding | 1987-07-14 |
| K870528 | OVU-TRAC OVULATION TIMING KIT | Ob/Gyn Concepts, Ltd. | 1987-05-06 |
| K852194 | MODEL MT-50 DIGITAL MEMORY FEVER & BASAL THERMOMET | Sharp Electronics Corp. | 1985-09-27 |
| K852801 | BIOCHRON FERTILITY INDICATOR | Fertil-A-Chron, Inc. | 1985-09-19 |