In vitro fertilization inoshanda sei?

Follicular stimulation

Pamberi, amai vanozova vanofanira kurapwa mahormone rinoitwa jekiseni. Chinangwa cheizvi: kuwana kuvandudzwa kwemafollicles akawanda achibvumira kuunganidzwa kwemaoocyte akati wandei. Iyo yakawanda iripo, mikana yakawanda yekuve nepamuviri. Kukurudzira kunotariswa zvakasimba (kutarisa) ne ultrasounds uye hormonal assays. Kana mafollicles akura, ovulation inokonzereswa nejekiseni remahomoni ane LH chiitiko: hCG.

Kuputika kwemaoocyte

Pakati pemaawa makumi matatu nematanhatu kusvika makumi mana mushure mekutanga kuburitsa, maovarian follicles anobaiwa transvaginally. Kunyanya, ndiyo mvura iri mufollicle yega yega ine mature oocytes ayo anoshushwa uchishandisa tsono. Iyo puncture inoitwa pasi pe ultrasound control uye inoitika pasi peanesthesia yemunharaunda kana, kazhinji, pasi peanesthesia.

Kugadzirira kwemaoocyte

Iyo follicular fluid inozoongororwa murabhoritari kuti ione maoocyte uye kuaparadzanisa. Iwe unofanirwa kuziva kuti follicles yose haifaniri kunge ine oocyte uye izvo haasi ose maoocyte anoberekeswa.

Kugadzirira urume

Kuunganidzwa kwembeu uye kugadzirira kwayo (inogezwa) inowanzoitwa pazuva reIVF murabhoritari. THEurume hunonyanya kufamba huchasarudzwa. Nezvikonzero zvakasiyana-siyana, zvinogona kuitika kuti urume hunounganidzwa zvakanaka pamberi; saka vachaoma nechando. Panyaya yekushaya mbereko kukuru kwemurume, zvingave zvakafanira kubaya pamwe chete maoocyte uye spermatozoa (epididymal kana testicular punctures).

Insemination

Iri muna a culture dish ine zvinovaka muviri mvura kuti kusangana pakati pespermatozoa uye oocytes kunoitika. Izvi zvinoiswa mukati me incubator pa 37 ° C. Iyo yekupedzisira inofanira kubva yaderedza goko reoocyte kuitira kuti mumwe wavo agone kuigadzira.

Fertilization uye kukura kwe embryo

Zuva rinotevera, tinogona kuona kana maoocyte akaitwa. Kuti uzive chaizvo nhamba yemaembryo akawanikwa, zvinodikanwa kumirira mamwe maawa makumi maviri nemana. Kana kusangana kwaitika, embryos ine 24, 2, 4 kana 6 masero anogona kucherechedzwa (huwandu hwemasero hunoenderana nezuva raakaonekwa). Ma "embryos" anowanzo takurwa mushure memazuva maviri kana matatu mushure mekubaiwa kana kuomeswa nechando.

Iwo anogona zvakare kuitwa kuti ashanduke kwenguva yakati rebei mune yakarebesa tsika svikiro kusvika padanho re "blastocyst", nhanho yekupedzisira yebudiriro isati yatanga.

Embryo kuendesa

Ichi chiito chisingarwadze uye chinokurumidza chinoitwa murabhoritari yeIVF. Uchishandisa catheter yakaonda, iyoe kana "embryos" anoiswa mukati mechibereko. Kazhinji mazai maviri chete kana maviri anotamiswa uye mamwe acho anoomeswa nechando kana mhando yawo ichibvumidza. Mushure mekuita uku, chikamu che luteal chinotsigirwa nehuwandu hwezuva nezuva hweprogesterone.

Kutarisa pamuviri

Kubata pamuviri kunocherechedzwa na yakarongeka hormonal dosing mukati mezuva regumi nematatu mushure mekutamiswa kwe embryo (muIVF panogona kunge paine kubuda ropa kusina zvakunoreva kunovhara kutanga kwenhumbu).

Zvakadini neIVF neICSI?

Munguva yeIVF neICSI (intracytoplasmic sperm injection), kunyanya kuitirwa kushaya mbereko yemurume, nzira yacho yakati siyanei. Kunosarudzwa mbeu imwe chete. Inobva yaiswa mukati me oocyte uye pane imwe nzvimbo. Mushure memaawa 19-20, kuvapo kwema nuclei maviri kunotariswa.

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