Ogino method

Japanese: オギノ式 - おぎのしき
Ogino method

…An obstetrician-gynecologist from the Taisho and early Showa periods. Known as the founder of the Ogino theory on ovulation and conception, and the Ogino method of contraception that applies this theory to birth control. Born in Aichi Prefecture. …

From Ogino's theory

…The theory of menstruation and ovulation published by Kyusaku Ogino. It is also used for contraception under the name of the Ogino method. In normal mature women, menstruation occurs at intervals of about 25 to 38 days (menstrual cycle). …

From [Contraception]

… In Japan, too, the population grew rapidly after World War II, and the number of maternal injuries caused by the abortion of unwanted pregnancies increased. As a result, the government enacted the Eugenic Protection Law (currently the Maternal Protection Law) in 1948, legalizing induced abortion and promoting the spread of contraception. As a result, the idea of ​​family planning became widespread, but since the initial emphasis was on the use of condoms, diaphragms, the basal body temperature method, and the Ogino method, the influence of which has continued, many problems remain with the methods currently in use. In the 1960s, the spread of contraception became an important global issue from the standpoints of maternal and child health and population growth control, and many new methods were developed along with advances in reproductive physiology. …

*Some of the terminology that refers to the "Ogino Method" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…大正・昭和前半期の産婦人科学者。排卵期と受胎期についての荻野説と,それを受胎調節法として応用する避妊法〈オギノ式〉の創始者として知られる。愛知県生れ。…

【荻野説】より

…荻野久作が発表した月経と排卵に関する学説。オギノ式の名で避妊にも応用されている。成熟した正常婦人では,25~38日くらいの間隔(月経周期)で月経が起こる。…

【避妊】より

… 日本でも,第2次大戦後に急激な人口増加が起こり,希望しない妊娠の中絶による母体の障害が増加したため,政府は1948年に優生保護法(現行母体保護法)を制定して,人工妊娠中絶を合法化するとともに,避妊法の普及を推進した。この結果,家族計画の考え方は広く普及したが,当初から主としてコンドーム,ペッサリー,基礎体温法,オギノ式の使用が重点的に指導され,その影響が続いたため,現在用いられている方法には問題点が多い。1960年代になると,母子保健と人口増加抑制という二つの立場から,避妊の普及は世界的な重要課題となり,生殖生理学の進歩とともに多くの新しい方法が開発された。…

※「オギノ式」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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