The History of Condom - Sexual Health Visual
Transcription
The History of Condom - Sexual Health Visual
AOFS, Mar.31-Apr.3, 2016 The History of Condom Nam Cheol Park, MD,PhD Dept. of Urology, Pusan National University School of Medicine Busan, Korea Definition of Condom •Wikipedia: a sheath-shaped barrier device that may be used during sexual intercourse to reduce the probability of pregnancy and spreading sexually transmitted infections (STIs/STDs) such as HIV/AIDS • one of the oldest medical tools, used at least 4000 years 1 Etymology of “Condom” •“Condus” – receptacle. “ Condamina” – house (Latin) •“Kemdu” – vessel (Persian) •“Guantone” – glove(Italy) •“French Letter” •“Redingote Anglaise” (English Raincoat) •“Capotes Anglaise” •“Baudruche” – (balloon, windbag) Materials and Use of Condom : From Animal Viscera to Synthetic Chemicals through Latex From Mythology to Industrial Use through Medicine 2 Greece Mythology of Greece : King Minos of Crete believe to have “serpents and scorpions” in his semen. His wife Pasiphae was protected with goats’ bladder. Egypt 1000 BC, colored linen sheath 3 Rome • Gustav Klint, Roman godness “Hygeia” •Protection of syphilis and other VD •Linen sheaths/Animal viscera; sheep and goat’s bladder Natural Materials for Condom in Ancient Gut of sheep, goat, pig Air bladder of carp Fish skin Animal skin Turtle skin Cotton fabric Silk paper 4 Renaissance 1564, Gabriele Fallopio in book “De Morbo Gallico(French disease)” : first description in medical literature of condom •linen glans sheaths fastened with a ribbon •bladders and intestine condoms from lamb & goat prevalent with high tensile strength •lubricated with saliva •prescribed sheaths against syphilis •1100 men - no men contracted syphilis 1605, Leonardus Lessius in book “De iustitia et iure” : first description in use for birth control of condom England •Evidence in Dudley Castle •Fish and animal intestine about dating of 1640 •Pork tripe •Doctor of King Charles II(1706): lamb sheaths by Colonel Condom (similar with modern condom) •Prevent conception of illegitimate children 5 Oldest Condom in the World :1640AD, Lund Sweden, pig-intestine, reusable China & Japan China • • • Silk paper sheaths/goat intestine Oil lubricant Disease prevention Japan • Animal horn • In the late 16th century, Dutch traders introduced • condoms made from "fine leather" to Japan. Kabuta-Gata :Leather cap covering the glans hard condom?? dual purpose ? :developed ribbed condom for entire penis 6 Material Development for Condom Ancient Rubber : 1855 Latex : 1920 Polyurethane : 1994 Polyisoprene : 2008 Female Condom with nitrile Rubber Condoms •Charles Goodyear(1800-1860), American inventor : discovered a way of processing natural rubber(1839) - sulfur and natural rubber to be more malleable and durable : 1st rubber condom(1855) - large scale production with cheaper price - reusable/not to fit •Skin condom from intestine or bladder, more comfortable on the end of 19th C : required to fit 7 The Comstock Law of USA, 1873 A federal act passed by the United States Congress on Mar. 3, 1873, as the Act for the "Suppression of Trade in, and Circulation of, Obscene Literature and Articles of Immoral Use". The Act criminalized usage of the U.S. Postal Service to send any of the following items: erotica, contraceptives, abortifacients, sex toys. •prohibited the vending of condoms via post •prevented the public advertising of contraception :chance to growing the concern about VD on the end of the American Civil War. Opposition or Sanction against Condom Use •Anglican Church(1930), •US Federal Council of Church (1931) •Roman Catholic •Sigmund Freud •Nazi Germany & Fascist Italy •Masai in Tanzania •Latino Immigrants at USA 8 Military Perspective of Condom •German, promote condom use on later 18th C •American, provide condom on early 19th C ;chance to growing the concern about venereal diseases after 1865 on the end of the American Civil War, The Latex era of Contemporary Condom Latex(1920’): rubber suspended in water 9 Prerequisite for Ideal Condom •water-proof, elastic, durable •easy applicable •thin thickness to preserve or enhance pleasure & to transmit body heat •fewer adverse effect •commercially available with good color, odor, transformed shape, noctilucence, biodegradable Medical to Industrial Use of Condom 1. Birth control, most popular contraception method 2. STD protection 3. Urine drainage as catheter 4. Semen collector for semen analysis & IUI 5. To reduce the level of antisperm antibody 6. Endo-vaginal or rectal ultrasound probes 7. Fellatio 8. Anti-rape condom to cause pain to attackers 9. To smuggle alcohol, cocaine, heroin 10. To waterproof microphones for underwater recording 11. To protect samples from environment 12. To storage corrosive materials 13. Garrot 10 World wide Condom Production •26.3 million(3000 per hour) on 1920’s •18.6 billion on 2015 World’s largest condom Guilin, China 2003 Material Characteristics for Condom •Latex(1920’); conventional not applicable oil lubricant •Polyurethane(1994); better transmitting body heat less allergic no odor less elastic •Polyisoprene(2008); synthetic version of natural latex better transmitting body heat not applicable oil lubricant 11 Technical Thickness of Condom • Usually 0.04 – 0.07 mm thickness Japan, the highest rate of condom usage in the world in 2008 Estimated Size of Condom in Each Country Each condom can hold up to 34 litres of fluid 12 Transformed Shape of Condom : ribbed or studded condom to stimulate G-spot or frenulum Vibrating Condom 13 Oil-based and non-oil based lubricants Age Distribution of Condom User 14 World City Price of Condom Sales of Condom in Korea 15 Military Utilization of Condom in Korea How to Put on Condom? 16 Adverse Effects of Condom •Few in prevalence •Breakage rate 0.4-2.3% Slippage rate 0.6-1.3% Positive rate of semen residue 1-3% Pregnancy rate, 2% on perfect use 18% on typical use •Allergy to latex Future & Research of Condom •Invisible condom(2005), developed at Université Laval in Québec, Canada, is a gel that hardens upon increased temperature after insertion into the vagina or rectum •Spray-on condom(2009), easier to apply and more successful in preventing the transmission of diseases but not going to market because the drying time •Dual purpose condom with transformation, medication : to reduce slippage to enhance penile size to be medicated for ED/PE to be with spermicide for greater protection, nonoxynol-9 17 Seven Wonders for Save the Earth condom clothesline A ceiling fan Public library Thai noodle bicycle ladybug Conclusion Condom research would be evolved to creative territory in aspect of not only use objective, production material, consumer compliance, but also business on coming future. 18 Special Thanks to F Khan, F Youssef, N Smith, A Myatt, M Simms 19