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Fecondazione ivi
Fecondazione ivi











However, there are still reasons why a couple would seek to use artificial insemination using the male partner's sperm. With the advancement of techniques in this field, notably ICSI, the use of artificial insemination for such couples has largely been rendered unnecessary. Artificial insemination techniques were originally used mainly to assist heterosexual couples to conceive where they were having difficulties.

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The sperm used in artificial insemination may be provided by either the woman's husband or partner (partner sperm) or by a known or anonymous sperm donor (see sperm donation (donor sperm)).The beneficiaries of artificial insemination are women who desire to give birth to their own child who may be single, women who are in a lesbian relationship or women who are in a heterosexual relationship but with a male partner who is infertile or who has a physical impairment which prevents full intercourse from taking place. In the 1980s, direct intraperitoneal insemination (DIPI) was occasionally used, where doctors injected sperm into the lower abdomen through a surgical hole or incision, with the intention of letting them find the oocyte at the ovary or after entering the genital tract through the ostium of the fallopian tube. In the United Kingdom, the British obstetrician Mary Barton founded one of the first fertility clinics to offer donor insemination in the 1930s, with her husband Bertold Wiesner fathering hundreds of offspring. The sperm bank was developed in Iowa starting in the 1950s in research conducted by University of Iowa medical school researchers Jerome Sherman and Raymond Bunge. The case was reported 25 years later in a medical journal. Pancoast, a professor in Philadelphia, took sperm from his "best looking" student to inseminate an anesthetized woman without her knowledge. The first reported case of artificial insemination by donor occurred in 1884: William H. The first recorded case of artificial insemination was John Hunter in 1790, who helped impregnate a linen draper's wife. JSTOR ( September 2017) ( Learn how and when to remove this template message).

fecondazione ivi

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Fecondazione ivi