M nwere ike ime ihe MRI kụnye ezé? Egosi maka ojiji na mmetụta nke nchoputa

Nchebe usoro maka ọmụmụ nke esịtidem akụkụ na usoro daa ọrịa bụ magnetik resonance Onyonyo. Nke a na ụdị nchoputa e ji mee nke ọma na ebe niile nke na nkà mmụta ọgwụ. M nwere ike ime ihe MRI kụnye ezé? Ụfọdụ ikpe, ọ pụrụ ịbụ a contraindication maka usoro.

The usoro

MRI bụ elu na vasatail ụzọ ịchọpụta ọrịa nke ahụ mmadụ. Tomography kachasi mkpa idu ke ojiji nke ndị dị otú ahụ nkịtị phenomena ka nuclear magnetik resonance. The ọmụmụ nke hydrogen atọm na ahụ mmadụ anụ ahụ, na-adịghị ike n'ókè ọnọ. Ha "catch" na ndokwa pụrụ iche ngwaọrụ - nyocha, esịnede a magnet, na iji nọgide na a mgbe nile na ndọta. Iji hazie na tọghata ozi n'ime a atọ akụkụ onyinyo nke na kọmputa na-enyere.

Magnetik resonance Onyonyo eliminates x-ray radieshon. Ya mere, ọtụtụ ndị ọrịa na kpọmkwem na-egosi ike ime ihe MRI. Na eze implants usoro a kenyere na na n'otu n'otu. magnetik resonance usoro bụ kpam kpam mma ahụ mmadụ.

Egosi maka ojiji

The ụdịdị dị iche iche nke ọrịa na nke onye ọrịa nwere ike ekenye MRI bụ nnọọ n'uju. N'ihi na enweghị X-ray usoro a na-eji maka ọmụmụ nke ime ndị inyom na ụmụaka dị nnọọ obere.

M nwere ike ime ihe MRI kụnye ezé, nkwado na okpueze? Usoro a bụ ihe ọzọ na-, agbakọrọ Tomography kacha contraindications.

N'ọnọdụ ka ukwuu, a na Usoro a na-eji mgbe ọ dị mkpa nchọpụta nsogbu nke rọrọ anụ ahụ na ọbara arịa. Ịchọpụta na-atụ aro ndị na-esonụ mgbe:

• ọbara ọrịa;
• thrombosis;
• hemorrhage;
• vaskụla aneurysm;
• ọrịa obi na ọrịa;
• ọrịa nke nweekwa usoro;
• mkpali Filiks nke dị iche iche si malite;
• ọrịa nke esịtidem akụkụ.

M nwere ike ime ihe MRI kụnye ezé?

Dental owuwu na ngwaahịa maka dị iche iche na nzube e nwere ugbu a a nnukwu ọnụ ọgụgụ nke ndị mmadụ, ma nke a abụghị a ihe mere bụghị na-ata a ọgwụ nchoputa. Na eze na omume rezonsnaya magnetik Onyonyo inwale ala nke anya na-ezo maka mfe ikiri dentoalveolar ọcha. Ọ bụrụ na onye ọrịa nwere mkpọ na ndị ọzọ na metal owuwu ke inua, ma ọ bụrụ na i nwere ike ime ihe MRI? a usoro nwere ọtụtụ ndị na-ezé implants.

Ụlọ na-ekwu na ọnụnọ nke dara ọcha abụghị a contraindication maka magnetik resonance ọgwụ. Iji nweta ezi N'ihi ya, ị ga-akpa gwa ndị ọkachamara banyere ọnụnọ dara ọcha na ụdị ihe onwunwe nke ha na-mere.

Mgbe ndinọ ihe MRI na dentistry?

The nchoputa nke omume na-achọ ndị ọrịa na-ata ahụhụ site na ndị na-esonụ na ọrịa na-ekwu:

• mgbu mgbe ịta nri;
• crunch mgbe na-akpụ akpụ jaws;
• mgbu na ala agha;
• spasm n'oge mmechi na oghere nke ọnụ.

MRI nke ụbụrụ

Na neuroscience Usoro nke magnetik resonance ọgwụ na-eji na ichoputa imebi nke arụmọrụ nke ụbụrụ na ọgidigi azụ arịa, na ọkpụkpụ azụ kọlụm. MRI nke ụbụrụ implants na ezé gosiri ime na elu intracranial nsogbu, enyo enyo ọrịa strok, cranial trauma. Diagnosis ga-enyere chọpụta ihe kpatara nke ugboro ugboro isi ọwụwa, daa ọrịa, ọnụnọ nke na-efe efe.

A ọzọ zuru ezu picture nke ọrịa na-enye a iche ngwa ke achọpụta ọrịa usoro. N'ihi nke a, ọrịa na-ndinọ a pụrụ iche ihe onwunwe nke dara site n'ọbara na ụbụrụ. Mgbe ọ gụrụ a ndọta-akpata staining nsogbu ebe na image.

ịkụbanye ihe

The ihe onwunwe site na nke eze na owuwu a kpụrụ, nwere ike paramagnetic, ferromagnetic ma ọ bụ diamagnetic. Ha na-akpa àgwà dị iche iche mgbe ọ gụrụ a mgbe nile ndọta. Ọ MRI na eze implants mere nke ferromagnetic alloys? The usoro bụ nnọọ ekwe omume na-ebu, Otú ọ dị, ndị ikpeazụ n'ihi nwere ike nke ukwuu na-ekpu.

Ugbu a, ndị ọkachamara na-ahọrọ paramagnetic umi - magnetik alloy. Otu n'ime ndị kasị ewu ewu na ihe bụ titanium. O nwere ọtụtụ uru tụnyere ndị ọzọ alloys:

• nweghị nsí mmetụta;
• elu udu nke lanarị titanium implants na anụ ahụ;
• High ike na ductility;
• enweghị vanadium na alloy;
• ọnụnọ nke oxide film n'elu, na-echebe site mpụga gburugburu ebe obibi;
• ihe onwunwe abụghị ihe allergen.

atụmatụ usoro

MRI implants eze gold alloys, platinum, palladium nwere ike na-egosi a na-ekpu foto nke ọrịa. Kụziere research na nke a na-adịghị atụ aro. Ọ ga-iburu n'uche na usoro bụ ọ dịghị nsogbu ka a ndidi na-enwe ferromagnetic implants ga-eweta. Ọ bụ ezie na ụfọdụ na-eche na ọ ga-obibi ma ọ bụ kpo oku nke eze na ngwaahịa. Implants - obere na-aba na-ọma akwukwo ngwaahịa, ya mere egwu ihe dị nnọọ bụghị uru ya.

Otú ọ dị, n'ihi ihe oyiyi bụ na-eduhie eduhie na-adịghị ekwe ka ndị dọkịta na-eme ka ihe na-arịa. Tupu usoro, ijide n'aka iji chọpụta na gị na dọkịta ezé ụdị nke ihe onwunwe nke eze na chepụtara. N'ọdịnihu, ozi a dị mkpa na-agwa a ọkachamara onye ga-ebu magnetik resonance Onyonyo. Nke a ga-ekwe ka kwesịrị ekwesị na-hazi ngwá na-enweta ezi foto nke ọnọdụ nke onye ọrịa.