Teknụzụ magnetik resonance imaging (MRI) dị oke mkpa n'inye usoro na-adịghị emebi emebi iji mepụta onyonyo ziri ezi nke ime ahụ mmadụ.Otú ọ dị, nkà na ụzụ adịghị enwe ihe ịma aka ya, karịsịa n'ihe gbasara nchekwa na ịdị irè nke usoro ahụ.Otu n'ime akụkụ kachasị mkpa nke nchekwa MRI bụ nchekwa kwesịrị ekwesị, nke na-eji ihe ndị dị kafoil ọla kọpaiji gbochie nnyonye anya sitere na isi mmalite.N'isiokwu a, anyị na-atụle ihe mere eji eji ọla kọpa mee MRI na uru ya dị ka ihe nchebe.
Ọla kọpa bụ ihe dị mma maka mkpuchi MRI maka ọtụtụ ihe kpatara ya.Nke mbụ, ịdị elu ya dị elu na-enye ya ohere ịnweta akara ngosi electromagnetic nke ọma, na-echebe ngwaọrụ site na mkpọtụ mpụga.Nke abụọ, ọla kọpa na-adị mfe ma dị mfe, n'ihi ya, a na-emepụta ya ngwa ngwa n'ime mpempe akwụkwọ ma ọ bụ foils nke a na-etinye na mgbidi, elu na ala nke ụlọ MRI.Nke atọ, ọla kọpa abụghị ihe ndọta, nke pụtara na ọ naghị egbochi oghere magnetik MRI, na-eme ka ọ bụrụ ihe dị mma maka mkpuchi MRI.
Ọzọ dị ịrịba ama uru nkefoil ọla kọpamaka mkpuchi MRI bụ ikike ya inye SF (ugboro redio) mkpuchi.Nchekwa SF na-enyere aka ịkwụsị ebili mmiri magnetik nke MRI na-agbapụta ugboro ugboro site na ịgagharị n'ime ụlọ ahụ, nke nwere ike igbochi ngwá electronic ndị ọzọ ma ọ bụ tinye ihe ize ndụ ahụike nye ndị nọ na gburugburu.Iji ghọta nke a, a ga-atụle n'ozuzu mmetụta nke ugboro redio na organism.Ọ bụ ezie na MRI na-eji radieshon na-abụghị ionizing nke a na-ewere na ọ dị mma, ikpughe ogologo oge na mpaghara rediofrequency nwere ike inwe mmetụta dị njọ.Nke a kpatara yafoil ọla kọpaa ghaghị iji ya mee ihe iji nye nchebe SF dị mma ma dị irè.
Na nchịkọta, foil ọla kọpa bụ ihe dị mkpa maka mkpuchi MRI ma na-enye ọtụtụ uru.Ọ na-eduzi, maleable, na nke na-abụghị magnetik, na-eme ka ọ dị mma maka ịmịnye mgbaàmà electromagnetic na-etinyeghị aka na mpaghara MRI.Na mgbakwunye, foil ọla kọpa na-enye nchebe SF dị irè nke na-enyere aka igbochi ebili mmiri electromagnetic ịgbasa n'ime ụlọ ahụ, na-ebelata nnyonye anya na ngwa eletrọnịkị yana ibelata ihe ize ndụ nke mmetụta ahụike dị njọ site na ikpughe RF ogologo oge.Ụlọ ọrụ MRI ga-enwerịrị nke ọmafoil ọla kọpamkpuchi iji hụ na nlekọta onye ọrịa kacha mma yana nsonaazụ onyonyo nyocha nke echekwara na ntụkwasị obi.
Oge nzipu: Eprel-25-2023