With the increasing number of infertility patients, more and more patients, in the treatment at the same time, will also leave a way out, especially with the progress of medical and technological advances, more asked to pay attention to assisted reproduction technology in artificial insemination technology, as the last trump card of their own fertility, so on the Internet will be active in consulting artificial insemination of the relevant issues, but few people know the history of the development of artificial insemination, the following Let’s find out more about it. According to the different sources of semen used, artificial insemination can be divided into three categories: 1, artificial insemination with husband’s semen: artificial insemination with husband’s semen. 2, artificial insemination with donor semen: artificial insemination with husband’s semen. 2, sperm artificial insemination: artificial insemination with another person’s semen, called his sperm artificial insemination or sperm artificial insemination. 3.Mixed sperm insemination: the sperm donor’s semen is mixed with the husband’s semen for insemination to reduce the psychological burden. According to the length of storage time of artificial insemination can be divided into two categories: 1, fresh semen artificial insemination, refers to the semen as soon as possible after leaving the body for processing, and artificial insemination. The advantage is that it is easier, the success rate is higher , the disadvantage is that there is the possibility of infectious diseases. It is mainly used for artificial insemination of husband’s sperm. 2.Frozen semen artificial insemination refers to the use of a special method of ultra-low-temperature freezing and preservation of semen after the semen is removed from the body (generally preserved in -170 ℃ liquid nitrogen tanks), when the need for frozen semen rewarming after artificial insemination. The disadvantage is that the success rate is lower, and more complicated instruments and equipment are needed; the advantage is safety. Experts remind you: if you find infertility symptoms should be as early as possible to the regular hospital for examination and diagnosis, do not have too much heart burden, maintain a good mood, early prevention, early detection, early treatment, is to maintain the health of the fundamental.