ImpiloImithi

Inhliziyo mechanical

Medical Ubuchwepheshe banamuhla kwenza kube nokwenzeka ukukhiqiza esikhundleni esinqunyiwe noma ephelele imizimba yabantu abagulayo. Zesikhulisa ngokuba nabangezwa kahle, umshayeli electronic isigqi inhliziyo, eyenziwe ngepulasitiki lens ezikhethekile - lezi ezinye nje izibonelo zokusebenza e nobuchwepheshe. Okuningi common lokufakelwa kwezitho yemvelo, okuyinto iqhutshwa esebenzisa miniature ugesi isabela biotoki umzimba womuntu.

Ngo inqubo ukuhlinza owaba umqansa kunayo yonke eliyigugu usizo odokotela ukunikeza "wamaphaphu yokufakelwa", "Iinsetjenziswa zokukhwela kwegazi yokufakelwa" kanye nezinye izitho yokufakelwa. Bathatha phezu nemisebenzi izinhlelo othola ukuhlinzwa, okuvumela ukumisa nemisebenzi yabo.

Njengoba umkhuba ubonisa, namuhla abantu abaningi abaphethwe iziyaluyalu valve inhliziyo (ukwehluleka noma ukuvaleka). Kukhona kungenzeka of kabusha noma esikhundleni valve onesifo nge yokufakelwa inhliziyo valve. Ngenxa yale njongo isicelo lokufakelwa kwezitho zanamuhla zamagciwane abulalayo noma mechanical.

Idivayisi "inhliziyo yokufakelwa" wangena zokwelapha. Nokho, ukuze ingene esikhundleni ngokuphelele okwamanje akakwazi okwamanje.

inhliziyo Artificial - a imilenze ezine-chamber kanye saccular uhlobo ventricles. Imodeli unelungelo futhi isigamu kwesokunxele. Ngamunye wabo siqukethe ATRIUM yokufakelwa kanye ventricle. Izingxenye wale mithandazo abasebenza ekamelweni umzimba, input bese okukhipha valve. Ukuze umzimba esetshenziswa abicah injoloba kanye yokuvikela ngocwazi indlela. Ngokusho ubuchwepheshe in the ketshezi polymer-matrix is egxilile, kususwe, bese omisiwe. Ngakho uma nje ebusweni akuyona kuzodala umzimba multi-ungqimba. umumo Okufanayo has ekamelweni ukusebenza. latex injoloba kanye abicah isetshenziselwa ukukhiqizwa yayo. Ikamelo ukusebenza inesimiso kwesakhiwo - odongeni ukushuba we ezahlukene futhi uwahlukanise ezifundeni yekwentiwa kanye asebenzayo. umklamo ukubala kwenziwe ngendlela yokuthi kungenzeka contact izindonga okuphambene zokusebenza yayo ebusweni, ngisho noma voltage ingqikithi amasayithi asebenzayo. Lokhu kuvimbela ukulimala we kwakheka izakhi igazi. ososayensi Russian bayaqhubeka besebenza ukudalwa nokwenziwa ngcono imiklamo wokufakelwa etholakalayo.

Ngempela eqolo uhlelo langaphandle "Artificial Inhliziyo" ivumela isiguli ukuba ulinde ukusebenza ngonyaka. Idivayisi ifakwe icala esithwele, lapho kukhona ventricles ezimbili. inkonzo Outdoor, ehlanganisa ukulawula qapha, nekhompyutha iyona odokotela bakulesi sibhedlela. Ikhaya nesineke amabhethri, amandla Iyunithi enikeza. Ingabe icala kusukela amapayipi. Kulokhu, umsebenzi oyinhloko isiguli - ulandele LED oluhlaza ekhombisa isimo ibhethri.

Ukuze "Artificial Inhliziyo" lalisetshenziswa njengesibhedlela umshini isebenze unomphela, kubalulekile ukuthi:

- kwadingeka usayizi encane;

- ezilungisiwe kwekhabhoni ngokuhambisana nezidingo umzimba;

- inikeza ejection kudingekile wegazi;

- inzalo kalula;

- ukudonsa igazi waqinisekisa ngaphandle jolts, ukuvimbela hemolysis (ukubhujiswa amangqamuzana abomvu egazi).

divayisi kuphela, kungena esikhundleni ngokugcwele ventricles namuhla athuthukile. Lapho zitshala ezimbili emakamelweni inhliziyo aphansi zixhumene ne elingenhla (Atria). Oku-wenza esikhundleni ventricular ukunqunywa.

Isikhathi ukuphila lesiguli, yakhishwa okokuqala wenza eside isitho ukufakelwa, kwaba ngezinye izinsuku 112. Khona-ke inhliziyo yokufakelwa enzile imivimbo kwezigidi ezingu nantathu.

Similar articles

 

 

 

 

Trending Now

 

 

 

 

Newest

Copyright © 2018 zu.unansea.com. Theme powered by WordPress.