| 摘要 |
PCT No. PCT/FR88/00212 Sec. 371 Date Dec. 29, 1989 Sec. 102(e) Date Dec. 29, 1989 PCT Filed May 2, 1988 PCT Pub. No. WO88/08280 PCT Pub. Date Nov. 3, 1988.The fertilization process comprises the following steps: a) a container (15) which can be introduced into, and lodged in, the uterine cavity of the mammal is provided; b) the container (15) is filled with a culture medium, at least one ovocyte of the mammal, and spermatozoa; c) the filled container (15) is inserted in the uterine cavity; d) the container (15) is left for a given length of time to allow fertilization of the ovocyte(s) to take place; e) the contents of the container (15) are released into the uterine cavity. The container may be made from a tube of biodegradable or non-biodegradable material. In the latter case, it is associated with a stiffening device. A biodegradable container (15) filled with gametes and a culture medium is placed in the uterine cavity using an implantation device (20) which is then withdrawn from the mammal's genital tract.
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