CTG ko cardiotocography abu ne na bincike a cikin obstetrics, wanda shine rikodin rikodin ƙwaƙwalwar ƙwaƙwalwar ƙwaƙwalwa da kuma takaddama na mahaifa a cikin minti 10-15. Wani alama na halayen tayi a cikin CTG wani canji ne a cikin zuciya ta tayi a lokacin kwangila. A halin yanzu, yawancin na'urori masu mahimmanci (na waje) suna amfani da su: biyu na'urori masu auna firikwensin suna sakawa a cikin ciki na mace mai ciki - daya a cikin yanayin da ake haifar da mahaifa (mafi yawan lokutan yankin da ke kusa da ovary na dama), na biyu - a cikin wuri mafi kyau na busassun ƙwararraki (ya dogara da nau'in, matsayi da yanayin da tayin yake ba).
A yayin da aka kwatanta CTG, ana nuna waɗannan alamun:
- Basal rhythm na fetal heartbeats;
- Bambanci na tayin zuciya na fetal;
- Ayyukan gaggawa - hade da ƙwayar hankalin uterine ko ƙungiyoyi na tayin zai karu da zuciya 15 ko fiye da minti daya, tsawon lokacin da ba kasa da 15 seconds;
- rushewa - raguwar zuciya cikin tayin lokacin motsi ko yakin.
Cardiotocography na tayin - fassarar
Don sauƙaƙe fassarar sakamakon kuma rage rawar da mutum ke ciki a cikin wannan binciken, a cikin aikin haihuwa, an yi amfani da lambar Fischer don ya gano tayin fetal. Wannan hanya ta ƙunshi bincike na bidiyon kowanne daga cikin alamomi ta irin waɗannan ka'idoji:
- 0 maki - alamar alama na wahalar tayi;
- 1 aya - farkon alamun ketare;
- 2 maki - aiki na al'ada.
Game da kowane saiti domin
An rubuta rudun bugun zuciya na ƙwararrun fetal a tsakanin yakin, kuma yana nuna matsayin tayin a hutawa. Hanya na al'ada don wannan alamar ita ce 110-170 mai dari / min, wanda ya dace da kimanin maki 2. Boundary tare da kewayon al'ada, amma ya nuna alamun ƙananan ƙetare - 100-109 bpm, ko 171-180 bpm, da kuma aya 1, bi da bi. Kuma yanayin barazana ga tayin shine basal na kasa da dari dari / min. ko fiye da dari 180 / min.
Ana iya tantance bambancin zuciya na fetal ta rikodi da amplitude da mita na oscillations, tare da kimantawa da girmansu da mita (watau bambanci a cikin tayin zuciya na tayin tare da ƙungiyoyi ko yakin da suka danganci basal da kuma yawan wadannan canje-canje). Hanyar ga tayi ne oscillations tare da amplitude na 10-25 rauni a minti daya, da kuma m fiye da shida aukuwa a minti daya, wanda ya dace da maki 2 bisa ga Fischer. Abin karɓa, amma mai ban tsoro shine dabi'u na oscillation amplitude na 5-9 bpm, ko fiye da 25 bpm, a tsawon 3-6 aukuwa na 1 minti, wanda aka kiyasta a 1 point.
Alamar barazana shine canje-canje a cikin amplitude na kasa da 5 bpm, tare da saurin irin wannan canje-canje a kasa da kashi 3 a minti daya, wanda aka kiyasta a maki 0, kuma ya nuna matsala ta tayin.
Game da saurin abin da ya faru na hawan gaggawa , an auna tsawon tsawon minti 30, al'ada ga tayin shine fitowar fiye da 5 a cikin wani lokacin lokaci, wanda aka kiyasta a maki 2. Halin sauye-sauye na tsawon lokaci, tare da mita 1 zuwa 4 a cikin minti 30 yana dauke da karɓa, amma ƙwararri mara kyau, kuma an kiyasta shi a aya 1. Rashin hanzari a wannan lokaci yana nuna mummunar cin zarafin tayin.
Game da abin da ya saba da shi - ruɗuwa - yawanci shine rijistar su a farkon minti na 5-10 na rikodin ko duka babu - ka'ida da maki 2. Rashin muhimmiyar canji a cikin abin da ya faru na raunuka ko abin da suka faru bayan minti 15-20 na rikodin CTG yana nufin lalacewar tayin kuma an kiyasta shi a aya 1. Maimaitawa a cikin tsawon lokacin rikodi na CREG deserration ko mahimmanci iri-iri - wanda ya nuna damuwa da rashin tausayi na tayi kuma ya nuna bukatar yin amfani da likita a lokacin haifuwa.
A lokacin da yake taƙaita maki don kowane alamar, zamu sami cikakkun bayanai na CTG na tayin - aƙalla 10, mafi ƙarancin maki 0-2. Masu nuna alama suna nufin:
- a yayin da aka kimanta CTG na tayin, an dauki maki 10-8 a matsayin bambance-bambancen na al'ada da kuma kyakkyawar ganewa ga sakamakon aikin;
- CTG na tayin na maki 7 ko žasa yana nuna matsala mai sauki na tayin, wanda ke buƙatar ƙarin dubawa ga likita ga jariri a yayin haihuwa da kuma lokacin bayanan;
- CTG na tayin ba shi da kasa da maki 4 - yana nuna yanayin tayi kuma yana nuna nuni da gaggawa ta hanyar ɓangaren caesarean ko magunguna na aiki tare da ƙarfafa aiki.