A wani yunƙuri na samar da abubuwan da ake amfani da su na halittu, masu bincike a Jami'ar California, Berkeley suna haɗa nau'in 2D bioprinting, hannun mutum-mutumi don taron 3D, da daskarewa ta hanyar da wata rana za ta iya ba da damar buga nama mai rai har ma gaba daya gabobi. Ta hanyar buga gaɓoɓin gaɓoɓin cikin ɓangarorin nama, sannan a daskare su tare da tara su bi-da-bi, sabuwar fasahar tana inganta rayuwar kwayoyin halitta a lokacin bugu da kuma lokacin ajiya na gaba.
Biomaterials suna da babbar dama ga magani na gaba. Buga 3D ta amfani da sel mai tushe na majiyyaci zai taimaka ƙirƙirar gabobin don dasawa waɗanda suka dace sosai kuma ba za su haifar da ƙin yarda ba.
Matsalar ita ce hanyoyin bugu na yanzu suna jinkiri kuma ba sa haɓaka da kyau saboda ƙwayoyin cuta suna da wahalar tsira daga aikin bugu ba tare da kula da yanayin zafi da sinadarai sosai ba. Har ila yau, an ƙaddamar da ƙarin rikitarwa ta ƙarin ajiya da sufuri na yadudduka da aka buga.
Don shawo kan waɗannan matsalolin, ƙungiyar Berkeley ta yanke shawarar daidaita tsarin bugawa tare da raba shi zuwa matakai na jere. Wato, maimakon buga gaba ɗaya gaɓar gaba ɗaya, ana buga kyallen takarda a lokaci guda a cikin nau'ikan nau'ikan 2D, waɗanda aka shimfiɗa ta hannun mutum-mutumi don ƙirƙirar tsarin 3D na ƙarshe.
Wannan hanya ta riga ta hanzarta aiwatar da aiki, amma don rage mutuwar tantanin halitta, nan da nan ana nutsar da yadudduka a cikin wanka na cryogenic don daskare su. A cewar ƙungiyar, wannan yana inganta yanayin rayuwa na kayan bugawa yayin ajiya da sufuri.
Boris Rubinsky, farfesa a injiniyan injiniya ya ce: "A halin yanzu, ana amfani da bugu na bioprint musamman don ƙirƙirar ƙananan ƙwayoyin nama. “Matsalolin da ke tattare da bugu na 3D shine tsarin tafiyar hawainiya ne, don haka ba za ku iya buga wani babban abu ba saboda kayan halitta zasu mutu bayan kun gama. Daya daga cikin sabbin abubuwan da muka kirkira shine mu daskare nama yayin da muke buga shi, don haka ana adana kayan halitta”.
Ƙungiyar ta yarda cewa wannan tsarin multilayer don bugu na 3D ba sabon abu ba ne, amma aikace-aikacen sa ga kayan halitta na zamani ne. Wannan yana ba da damar buga yadudduka a wuri ɗaya sannan a kai shi zuwa wani don haɗuwa.
Bugu da ƙari, ƙirƙirar kyallen takarda da gabobin jiki, wannan dabarar tana da wasu aikace-aikace, kamar a cikin samar da abinci mai daskarewa akan sikelin masana'antu.
An buga binciken a .
source: 3dnews.ru