Tun daga lokacin da suka samo asali daga shekarun 1960 zuwa 1980, fasahar Magnetic Resonance Imaging (MRI), fasahar kwamfuta (CT) scans, da kuma fasahar positron emission tomography (PET) sun sami ci gaba mai yawa. Waɗannan kayan aikin hoton likitanci marasa ma'ana sun ci gaba da bunƙasa tare da haɗa fasahar wucin gadi (AI), ingantattun dabarun tattara bayanai, da kuma nazarin kididdiga mai yawa, waɗanda duk suna ba da gudummawa ga ingantaccen fahimta da nazarin tsarinmu na ciki.
Ingantawa a cikin gwajin PET da CT
Na'urar daukar hoton PET ta yau da kullun yawanci tana buƙatar tsakanin mintuna 45 zuwa awa ɗaya don kammalawa kuma tana iya samar da hotuna daban-daban na ci gaban ƙari a cikin kwakwalwa, huhu, mahaifa, da sauran sassan jiki. Ci gaba da ake samu a yanzu ya inganta ingancin wannan hanyar, yana haɗa da software don gyara blur na motsi da kuma ba da damar kimanta algorithm don hango wurin da wani abu yake a cikin kyallen da ke motsi.
Blur na motsi yana faruwa ne lokacin da ɓangaren da aka nufa ya motsa yayin ɗaukar hoton PET scan, wanda hakan ke sa ya fi wahala a tantance da kuma nazarin nauyin ko kyallen. Don rage motsi yayin gwajin PET, ƙwararrun ma'aikatan kiwon lafiya suna amfani da gated saving, suna raba zagayowar scanning zuwa "kwandon ajiya da yawa." Ta hanyar raba tsarin scanning zuwa kwandon ajiya 8-10, shirin zai iya hango wurin da aka nufa taro a wani lokaci ko wuri, bisa ga fifikon mai amfani. Ana yin wannan hasashen ne ta hanyar tsammanin wurin da aka nufa taro a cikin kwandon ajiya na kowane zagaye. Tsarin hoton PET mai gated yana rage blur na motsi da ke cikin na'urar yadda ya kamata, wanda ke haifar da ingantaccen yawan aiki/ƙimar sabuntawa (SUV). Lokacin da aka daidaita bayanan PET tare da bayanan CT, ana kiran dukkan tsarin da 4D CT scanning.
Duk da haka, akwai wani ƙayyadadden tsari da aka sani da ke da alaƙa da wannan tsari. Amfani da hanyoyin da aka yi amfani da su don samun hotuna yana haifar da ƙaruwar hayaniya saboda samun bayanai masu yawa. Dabaru da dama don magance wannan matsala sun haɗa da Q-freeze, Oncofreeze, da lokacin tashi (ToF).
Yadda ake gyara ɓacin hoto a cikin binciken PET da CT
Gyaran hoto bisa Q-freeze, ta amfani da gated saye, ya ƙunshi tattarawa da yin rijistar duk hotunan da aka samar. Wannan rajista tana faruwa ne a cikin sararin hoton, tana tattarawa da sake gina duk bayanan da aka samu daga PET scan don samar da hoto na ƙarshe tare da ƙarancin hayaniya da blur.
OncoFreeze, wata dabarar software mai mirroring, tana kama da Q-freeze ta wasu hanyoyi, kodayake ta bambanta gabaɗaya. Ana yin gyaran motsi a cikin sararin sinogram (wurin bayanai na asali). Bayan samun hoton farko, ana hasashen hotunan da suka biyo baya gaba kuma idan aka kwatanta da bayanan aikin tiyata da aka tsara da rabon sinogram na baya. Wannan yana haifar da hoton da aka sabunta na ƙarshe bisa ga hoton gyara da aka cire.
Kama nau'ikan raƙuman numfashi yayin gwajin PET tare da gwajin CT na iya haifar da ingantaccen ingancin hoto. Ana iya kwatanta ingantaccen daidaitawa ta hanyar daidaita siffofin raƙuman ruwa na gwajin PET, wata hanya ta gargajiya, tare da siffofin raƙuman ruwa na gwajin CT, wata hanya da aka haɓaka kwanan nan.
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Kamar yadda muka sani, ci gaban masana'antar daukar hoton likitanci ba zai iya rabuwa da ci gaban jerin kayan aikin likitanci ba - masu allurar maganin bambanci da kuma abubuwan da ke tallafawa - wadanda ake amfani da su sosai a wannan fanni. A kasar Sin, wacce ta shahara da masana'antar kera ta, akwai masana'antu da yawa da suka shahara a gida da waje wajen samar da kayan aikin daukar hoton likita, ciki har daLnkMedTun lokacin da aka kafa LnkMed, ta mayar da hankali kan fannin allurar maganin contrast agent mai matsin lamba mai yawa. Ƙungiyar injiniya ta LnkMed tana ƙarƙashin jagorancin digirin digirgir (Ph.D.) mai ƙwarewa sama da shekaru goma kuma tana da himma sosai wajen bincike da haɓaka. A ƙarƙashin jagorancinsa,CT mai allurar kai ɗaya, CT mai allurar kai biyu, Injin allurar wakili mai bambanci na MRI, kumaMaganin allurar maganin bambanci mai matsin lamba mai ƙarfi na AngiographyAn tsara su da waɗannan fasaloli: jiki mai ƙarfi da ƙanƙanta, hanyar aiki mai sauƙi da wayo, cikakkun ayyuka, aminci mai yawa, da ƙira mai ɗorewa. Haka nan za mu iya samar da sirinji da bututu waɗanda suka dace da waɗannan shahararrun samfuran allurar CT, MRI, da DSA. Tare da halayensu na gaskiya da ƙarfin ƙwararru, duk ma'aikatan LnkMed suna gayyatarku da gaske ku zo ku bincika ƙarin kasuwanni tare.
Lokacin Saƙo: Janairu-15-2024
