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Ebers Medical Papyrus-1550 BC- was found in an Egyptian tomb in 1875
1573- Coiter- discovered corpus luteum
1667- Copenhagen- proposed ovary used instead of female testicle
1672- De Graafe- first described ovarian follicle (in rabbits), mature follicle now called Graafian
1677-Leeuwenhoek- first sperm under microscope "seminal animalcules"
1686- Malpighi- labeled corpus luteum
1826(7)-Von Baer- discovered ovum (mammalian egg), called sperm "spermatozoa"
1929 -Van de Velde - 1st associated biphasic temp. curve with increased progesterone, correlated BBT to ovulation and higher temp curve with increased progesterone
1923-1928 (Ogino) 1929(Knaus)-Discovered relationship of ovulation within menstrual cycle separate from each other -developed calendar formulas by determining that ovulation takes place during a fixed time period
2017-Ogino-First calendar method
1935-Hildebrand- German priest, first charted BBT curves (used Van de Velde's work)-created the first BBT and calendar-thermic method
1940- Vollman-BBT work/development,
1978- Vollman- work published on statistical parameters of menstrual cycle
1951- Roetzer- combined BBT with CM (sympto-thermal)
1952- Cohen- first described principals of biological valve
1959- Odeblad- started studies of biophysical CM properties
1900 BC- Kahun Gynecological Papyrus-Written by an anonymous Egyptian author in about 1900 BC was found in April 1889.
2017- A historical outline of physiological family planning; Written by Paul Thyma.
1561- Gabrielle Fallopio- first described oviducts, later named Fallopian tubes
1962- Keefe- first published work on the changes in cervix (cervial os) around ovulation
1968-Marshall- first prospective study/field trial of an NFP method (BBT method)
1964- Billings- first described ovulation method-CM method can be used to avoid or achieve
1972- Billings- introduced Ovulation Method to USA
1983-Odeblad- Odeblad joined Billings
1968- Pope Paul VI- writes Humanae Vitae
1971-Kippley- introduces Couple to Couple League with symptom-thermal method
1976-Hilgers- began work on eval of Billings Method
1977- Higers- standardized CM observations, at presentation Vollman came running down aisle
1980-1983- Hilgers- joined efforts with Billings
1991- Higers- introduced NaProTECHNOLOGY
1904- Van de Velde- the first to point out the relationship between the wave-like fluctuations of the BBT and ovulation (1904)
500-400 BC- Vishnu (Hindu)- said ovulation was after the menses
500 BC -Taoism (Chinese)- said ovulation was 5 days after menses
900-500 BC- Manu Code (hindu)- saiid ovulation was the first 16 nights
900-800 BC- Leviticus (jewish)- said ovulation was on 12th evening
460-377 BC- Hippocrates- -said best time to achieve is when Intercourse at the beginning of menses or at its end; The best time is when the menses has stopped
384-322 BC- Aristotle- Said fertile when on digital exam, if the lips are somewhat rough and adherent and likewise thin
22-79 AD- Pliny the Elder (Italian Lawyer)- When menstruation is beginning or ceasing
129-200 AD-Galen (Roman physician and medical Practitioner to 5 emperors)- Fertile at the beginning or the end of menses
1930- Smulders- Ogino-Smulders method
1930- Knaus- Knaus Method
1977- Hilgers- Standardization of the vulvar mucus sign
1932- Latz- "The Rhythm Method"
1940- Vollman- Other calendar-thermic methods
1947- Ferin- Other calendar-thermic methods
1949- Doring- Other calendar-thermic methods
1964- Billings- First described the ovulation method
1653- William Harvey- Conception is "indeed a dark, obscure business"
1637-1709- Francois Mauriceau (French OB/GYN)- Conception may take place at anytime Menstruation is a physiological process which is independent of the development and ripening of the ovarian follicle
1875- John Williams- Menstruation is the result of periodic changes that occurred in the lining of the uterus (cycle of changes)
1909-Boucin & Ancel- The corpus luteum prepares the uterus for (nidation) implantation of the tiny embryo -The secretory phase of the endometrium lasted about 13 days
1765- Albert von Haller- First described corpus lute as the transformation of the ruptured follicle
1840- Barry- first described passage of sperm through zone pellucida
1901- Born- corpus lute was a gland of internal secretion
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