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1653: Doctors recommended genital massage as an ailment for female hysteria.
Early 1800s: Doctors try other strategies for arousing women including rocking chairs, a swing, and vehicles that bounced the patient rhythmically on her pelvis.
1870: A wind-up vibrator is made available to both spas and physicians, but it has a tendency to run down before the treatment is complete.
1872: An American physician patents the "Manipulator" - a steam-powered massage and vibratory apparatus. He warns treatment should be watched to avoid over-manipulation.
1880s: A British physician invents the electromechanical vibrator for use as a medical instrument.
1900: Other physicians follow suit with contraptions intended to serve as vibrators. Articles and textbooks on vibratory massage technique praised the machine's versatility for treating nearly all diseases in both sexes and saving physicians time and labor. These vibrators reduced the time of "getting there" from up to an hour to approximately 10 minutes.
1905: Convenient portable models become available, permitting house calls.
1900-1920: Vibrators were advertised in Home Needlework Journal as a health and relaxation aid with which "all the pleasures of youth will throb within you."
1918: Sears and Roebuck & Company Electric Goods catalog advertises a vibrator attachment for a home motor that also drives attachments for churning, beating, buffing and fan operating
1920s: Stag films started using vibrators as props. Physicians realized that orgasm didn't necessarily involve penetration. And once they connected "arousal to paroxysm" with eroticism, the vibrator's era as a medical appliance ended.
1960s: Vibrator re-emerges and is openly marketed as a sex aid.
1970s: Medical authorities still assure men that a woman who does not reach orgasm during sexual coitus was flawed or suffering from some physical or psychological impairment.
1990s: research shows that more than half of all women, possibly more than 70 percent, do not reach orgasm by means of penetration alone. (Freaks)
