I-Magnetic Revoning icinga, ibizwa ngokuba yi-MRI, yindlela yokucinga engahlambulukanga esetyenziswa ngokubanzi ngabasebenzi bezempilo ukuze basebenzise izakhiwo zomzimba zangaphakathi. I-MRI isebenzisa amabala e-magnetic eyomeleleyo kunye namaza erediyo ukwenza imifanekiso eneenkcukacha zamalungu omzimba, izicubu, kunye namathambo.
Ngokuphathelele umatshini we-MRI, umbuzo ohlala uvela kwiingqondo zabantu yinto yokuba igumbi le-MRI kufuneka libethwe ngobhedu? Impendulo kulo mbuzo ilele kwimigaqo ye-electromagnetism.
Xa kuvulwa umatshini we-MRI, kuvelisa umhlaba onamandla onokuthi uchaphazele izixhobo ze-elektroniki ezikufutshane neenkqubo. Ubukho bamabala angama-magnetic banokuphazamisa ezinye izixhobo ze-elektroniki ezifana neekhompyuter, iifowuni, kunye nezixhobo zonyango, kwaye zinokuchaphazela ukusebenza kwe-pacemakers.
Ukukhusela ezi zixhobo kwaye ugcine ukuthembeka kwezixhobo zokucinga, igumbi le-MRI lidityanisweI-Copper Foil, eyenza njengesithintelo kwintsimi yemagneti. Ubhedu luyinto ebaluleke kakhulu, oko kuthetha ukuba lufunxa kwaye lusasaze amandla ombane kwaye luyasebenza ekucingeni okanye ekuchitheni amasimi e-magnetic.
I-copper liine kunye ne-firsung foam kunye ne-plywood benza i-cure ye-faraday ejikeleze umatshini we-MRI. Ikheji ye-faraday yindawo ebiyelweyo yenzelwe ukubhloka amasimi e-electromagnetic kwaye ukhusele ukuphazamisa izixhobo ze-elektroniki. I-cage isebenza ngokusasaza intlawulo yombane ngokulinganayo ngaphaya komphezulu wekheji, ithatha ngokufanelekileyo nayiphi na imihlaba yangaphandle ye-elektromagnetic.
I-Copper Foilayisetyenziselwa ukufihlakala, kodwa nangokuphantsi. Oomatshini be-MRI bafuna ukuba i-currated uprintre idluliselwe kwizonka ezivelisa intsimi yemagneti. Le mijikelezo inokubangela ukwakhiwa kombane oqingqiweyo onokonakalisa izixhobo kwaye ibe yingozi kwizigulana. I-foil ye-Copper ifakwe eludongeni kunye nomgangatho wegumbi le-MRI ukubonelela ngendlela yale ntlawulo ukuba ikhuphe ngokukhuselekileyo emhlabeni.
Ukongeza, ukusebenzisa ubhedu njengoko izinto ezikhuhlangulayo zinika izibonelelo ezininzi kwiindlela zokukhusela. Ngokungafaniyo nokukhokela, ubhedu lungafanelekanga kakhulu kwaye lunokwenziwa ngokulula kwimilo eyahlukeneyo kunye nobungakanani bokufezekisa iimfuno ezithile zegumbi le-MRI. Ikwasebenza kakuhle kwaye kuyindawo enobuhlobo kunokukhokela.
Ukuqukumbela, amagumbi e-MR afakwe kwi-foreper foil ngesizathu esihle. Iipropathi ezikhuselayo zeI-Copper FoilKhusela izixhobo zokucinga ukusuka ekuphazamiseni ngaphandle kwe-electromagnetic ngelixa kuqinisekisa ukhuseleko lwabaguli kunye nokhuseleko lwabasebenzi. I-foil yobhedu idityaniswe nezinye izinto zokwenza i-tage ye-faraday equlethe intsimi yemagnethi eveliswe ngumatshini we-MRI ngendlela ekhuselekileyo nengalawulwayo. Ubhedu ngumqhubi othunyelweyo wombane, kwaye usebenzisaI-Copper Foiliqinisekisa ukuba umatshini we-MRI usekwe ngokufanelekileyo. Ngenxa yoko, ukusetyenziswa kwe-foil yobhedu kwi-MRI ukukhuselwa kube yindlela eqhelekileyo yokuziqhelanisa nemveliso yezonyango, kunye nesizathu esivakalayo.
IXESHA LOKUQALA: I-MAD-05-2023