E nwere ọtụtụ ụdị anụ ụlọ, na ihe dị iche n'ụdị ahụ pụtara nke ọma. Dịka ọmụmaatụ, nnukwu nkịta nwere ike tụọ ihe karịrị kilogram 50, mana obere nkịta ma ọ bụ ọtụtụ nwamba bụ naanị ihe dị ka kilogram 1 n'arọ. Imaging resonance magnetik nwere njirimara nke ya. Ịdị n'otu nke ndọta na -adị n'otu karịa n'etiti ụfọdụ ndọta, dịkwa ka ịdị n'otu nke ugboro redio na gradient linear. Naanị mgbe etinyere saịtị nyocha n'akụkụ etiti sistemụ ka ogo onyonyo ga -aka mma. Nnukwu ọdịiche dị n'ụdị anụ ahụ anụ ụlọ chọrọ ntinye ngwa ngwa na adaba n'etiti etiti ndọta, nke na -ewepụta ihe ọhụrụ achọrọ maka imebe akwa nyocha.

Ihe ndina nyocha ihe ndọta ndọta bụ tebụl nchọpụta pụrụ iche maka resonance magnetik. Ọ nwere obere oghere, enwere ike iji ya na obere ụlọ akụrụngwa yana ọtụtụ ebe pụrụ iche gụnyere sistemụ ndọta magnetik na-ebugharị ụgbọ, sistemụ resonance magnetik na obere resonance magnet.