Ukuhlanganiswa kobuhlakani bokwenziwa (AI) nobuchwepheshe be-imaging obuphambili kungenisa inkathi entsha ekunakekelweni kwezempilo, ukuletha izixazululo ezinembe kakhudlwana, ezisebenza kahle, neziphephile—ekugcineni kuthuthukisa imiphumela yokunakekelwa kwesiguli.
Esimeni sanamuhla sezokwelapha esithuthukayo ngokushesha, intuthuko ekuthwebuleni iguqule ukuhlonzwa kwezifo, yavumela ukutholwa kusenesikhathi kanye nezibikezelo ezingcono. Phakathi kwalezi zindlela ezintsha, i-Photon Counting Computed Tomography (PCCT) igqama njengempumelelo yoguquko. Lobu buchwepheshe bokuthwebula besizukulwane esilandelayo budlula ngokuphawulekayo amasistimu avamile we-computed tomography (CT) ngokuya ngokunemba, ukusebenza kahle, nokuphepha. I-PCCT isethelwe ukuthi ichaze kabusha izinqubo zokuxilonga futhi iphakamise izinga lokuhlola isiguli.
I-Photon Counting Computed Tomography (PCCT)
Amasistimu e-CT endabuko ancike kuzitholi ezisebenzisa inqubo enezinyathelo ezimbili ukulinganisa amandla amaphakathi ama-X-ray photon (izinhlayiya zemisebe kazibuthe kagesi) ngesikhathi sokuthwebula. Le ndlela yokwenza ingafaniswa nokuhlanganisa ama-shades ahlukahlukene aphuzi abe nombala owodwa, ofanayo—inqubo yokulinganisa ekhawulela imininingwane nokucaciswa kwayo.
I-PCCT, ngakolunye uhlangothi, isebenzisa imitshina ethuthukisiwe ekwazi ukubala ama-photon angawodwana ngokuqondile phakathi ne-X-ray scan. Lokhu kuvumela ukucwasa okunembile kwamandla, okufana nokugcina wonke amathunzi aphuzi ahlukile kunokuwahlanganisa abe munye. Umphumela uyizithombe ezinemininingwane eminingi, ezinesinqumo esiphezulu ezenza ukuba kubonakale umlingiswa wezicubu eziphakeme kanye nezithombe ze-multispectral, ezinikeza ukunemba kokuxilonga okungakaze kubonwe ngaphambili.
Ukunemba Kwezithombe Okuthuthukisiwe
I-Coronary Artery Calcium Score, evame ukubizwa ngokuthi i-calcium score, ukuhlola okuvame ukucelwa ukukala ukufakwa kwe-calcium emithanjeni yenhliziyo. Amaphuzu angaphezu kwama-400 asho ukunqwabelana koqweqwe oluqinile, okubeka isiguli engcupheni ephakeme yokuhlaselwa yinhliziyo noma unhlangothi. Ukuze uthole ukuhlolwa okuningiliziwe kokuncipha kwe-coronary artery, i-CT Coronary Angiogram (CTCA) ivame ukusetshenziswa. Lokhu kuhlola kudala izithombe ezinezinhlangothi ezintathu (3D) zemithambo yenhliziyo ukusiza ekuxilongeni.
I-calcium deposits ngaphakathi kwe-coronary arteries, noma kunjalo, ingaphazamisa ukunemba kwe-CTCA. Lawa ma-deposit angase aholele “kuzinto zobuciko eziqhakazayo,” lapho izinto eziminyene, njengezibalo, zibonakala zizinkulu kunalokho eziyikho ngempela. Lokhu kuhlanekezela kungaholela ekucabangeni ngokweqile kwezinga lokuncipha komthambo, okungase kube nomthelela ekuthathweni kwezinqumo komtholampilo.
Enye yezinzuzo ezivelele ze-Photon Counting Computed Tomography (PCCT) yikhono layo lokuletha ukucaca okuphakeme kwesithombe uma kuqhathaniswa nezikena ze-CT zendabuko. Lokhu kuthuthukiswa kwezobuchwepheshe kunciphisa ukulinganiselwa okubangelwa ukubala, kunikeze izithombe ezicacile nezinembe kakhudlwana zemithambo yenhliziyo. Ngokunciphisa umthelela wama-artifact, i-PCCT isiza ukunciphisa izinqubo zokuhlasela ezingadingekile futhi ithuthukise ukwethembeka kokuxilonga.
Ukuthuthukisa Ukunemba Kokuxilongwa
I-PCCT iphinde iphumelele ekwehlukaniseni phakathi kwezicubu nezinto zokwakha ezahlukahlukene, idlula amandla e-CT evamile. Inselele enkulu ku-CTCA ukuthwebula imithambo yenhliziyo equkethe ama-stents ensimbi, ngokuvamile okwakhiwa ngensimbi engagqwali noma ama-alloys akhethekile. Lawa ma-stents angakha ama-artifact amaningi kuma-CT scans, afihle imininingwane ebalulekile.
Ngenxa yokulungiswa kwayo okuphezulu namandla athuthukile okunciphisa i-artifact, i-PCCT iletha izithombe ezibukhali nezinemininingwane eminingi yama-coronary stents. Lokhu kuthuthukiswa kuvumela odokotela ukuthi bahlole ama-stents ngokuzethemba okukhulu, bathuthukise ukunemba kokuxilongwa nokuthuthukisa imiphumela yesiguli.
Ukunemba Okuthuthukisiwe Kokuxilongwa
I-Photon Counting Computed Tomography (PCCT) idlula i-CT evamile ekhonweni layo lokuhlukanisa phakathi kwezicubu ezihlukahlukene nezinto zokwakha. Isithiyo esisodwa esikhulu ku-CT Coronary Angiography (CTCA) ukuhlola imithambo yenhliziyo equkethe ama-stents ensimbi, ngokuvamile aklanywe ngensimbi engagqwali noma ama-alloys. Lawa ma-stents avame ukukhiqiza ama-artifact amaningi kuma-CT scans ajwayelekile, afihla imininingwane ebalulekile. Ukulungiswa okuphakeme kwe-PCCT nezindlela ezithuthukisiwe zokunciphisa i-artifact ziyenza ikwazi ukukhiqiza izithombe ezibukhali, ezinemininingwane eminingi yama-stents, okwenza ngcono kakhulu ukunemba kokuxilonga.
I-Revolutionizing Oncology Imaging
I-PCCT iphinde ibe noguquko emkhakheni we-oncology, ihlinzeka ngokunemba okungenakuqhathaniswa ekutholeni nasekuhlaziyeni isimila. Ingahlonza izimila ezincane njengo-0.2 mm, ithwebule izifo ezingase zingazinaki i-CT yendabuko. Ukwengeza, ikhono layo lokuthwebula i-multispectral-ukuthwebula idatha kumazinga ahlukene wamandla-linikeza ukuqonda okubalulekile ekubunjweni kwezicubu. Lesi sithombe sesithombe esithuthukisiwe sisiza ukuhlukanisa phakathi kwezicubu ezinobungozi neziyingozi ngokunembe kakhudlwana, okuholela esiteji esinembe kakhudlwana somdlavuza kanye nokuhlelwa kokwelashwa okuphumelelayo.
I-AI Integration Yokuxilonga Okuthuthukisiwe
Ukuhlanganiswa kwe-PCCT nobuhlakani bokwenziwa (AI) nokufunda komshini kusethwe ukuze kuchazwe kabusha ukugeleza kokusebenza kwesithombe sokuxilonga. Ama-algorithms anamandla e-AI athuthukisa ukuhunyushwa kwezithombe ze-PCCT, asize izazi ze-radiologist ngokuhlonza amaphethini nokuthola okudidayo ngokusebenza kahle okukhulu. Lokhu kuhlanganiswa kuqinisa kokubili ukunemba kanye nesivinini sokuxilonga, kuvula indlela yokunakekelwa kwesiguli okulula futhi okusebenzayo.
Ukunemba Kwezithombe Okuthuthukisiwe
I-Coronary Artery Calcium Score, evame ukubizwa ngokuthi i-calcium score, ukuhlola okuvame ukucelwa ukukala ukufakwa kwe-calcium emithanjeni yenhliziyo. Amaphuzu angaphezu kwama-400 asho ukunqwabelana koqweqwe oluqinile, okubeka isiguli engcupheni ephakeme yokuhlaselwa yinhliziyo noma unhlangothi. Ukuze uthole ukuhlolwa okuningiliziwe kokuncipha kwe-coronary artery, i-CT Coronary Angiogram (CTCA) ivame ukusetshenziswa. Lokhu kuhlola kudala izithombe ezinezinhlangothi ezintathu (3D) zemithambo yenhliziyo ukusiza ekuxilongeni.
I-calcium deposits ngaphakathi kwe-coronary arteries, noma kunjalo, ingaphazamisa ukunemba kwe-CTCA. Lawa ma-deposit angase aholele “kuzinto zobuciko eziqhakazayo,” lapho izinto eziminyene, njengezibalo, zibonakala zizinkulu kunalokho eziyikho ngempela. Lokhu kuhlanekezela kungaholela ekucabangeni ngokweqile kwezinga lokuncipha komthambo, okungase kube nomthelela ekuthathweni kwezinqumo komtholampilo.
Enye yezinzuzo ezivelele ze-Photon Counting Computed Tomography (PCCT) yikhono layo lokuletha ukucaca okuphakeme kwesithombe uma kuqhathaniswa nezikena ze-CT zendabuko. Lokhu kuthuthukiswa kwezobuchwepheshe kunciphisa ukulinganiselwa okubangelwa ukubala, kunikeze izithombe ezicacile nezinembe kakhudlwana zemithambo yenhliziyo. Ngokunciphisa umthelela wama-artifact, i-PCCT isiza ukunciphisa izinqubo zokuhlasela ezingadingekile futhi ithuthukise ukwethembeka kokuxilonga.
Ukuthuthukisa Ukunemba Kokuxilongwa
I-PCCT iphinde iphumelele ekwehlukaniseni phakathi kwezicubu nezinto zokwakha ezahlukahlukene, idlula amandla e-CT evamile. Inselele enkulu ku-CTCA ukuthwebula imithambo yenhliziyo equkethe ama-stents ensimbi, ngokuvamile okwakhiwa ngensimbi engagqwali noma ama-alloys akhethekile. Lawa ma-stents angakha ama-artifact amaningi kuma-CT scans, afihle imininingwane ebalulekile.
Ngenxa yokulungiswa kwayo okuphezulu namandla athuthukile okunciphisa i-artifact, i-PCCT iletha izithombe ezibukhali nezinemininingwane eminingi yama-coronary stents. Lokhu kuthuthukiswa kuvumela odokotela ukuthi bahlole ama-stents ngokuzethemba okukhulu, bathuthukise ukunemba kokuxilongwa nokuthuthukisa imiphumela yesiguli.
Ukuxilongwa Okulungiselelwe Ngokuhlanganisa I-AI
Inhlanganisela ye-Photon Counting Computed Tomography (PCCT) enobuhlakani bokwenziwa (AI) nokufunda komshini iguqula izinqubo zokuxilonga zokuxilonga. Ama-algorithms aqhutshwa yi-AI adlala indima ebalulekile ekuhumusheni izikena ze-PCCT ngokubona kahle amaphethini nokuthola okungavamile, asize kakhulu odokotela be-radioologist. Lokhu kubambisana kuthuthukisa kokubili ukunemba kanye nesivinini sokuxilonga, okuholela ekunakekelweni kwesiguli okuphumelelayo nokulula.
Intuthuko Eqhutshwa yi-AI Emfanekisweni
Ukucabanga kwezokwelapha kungena esigabeni sokuguqula, kunikwe amandla i-PCCT ethuthukisiwe ye-AI kanye nezinhlelo ezithuthukisiwe ze-Tesla MRI ezithuthukisiwe. Ezigulini ezinezinsolo zokuvaleka komthambo we-coronary noma ama-stents afakiwe, i-PCCT iletha izikena ezinembe ngokuphawulekayo, ezinciphisa ukuthembela ezindleleni zokuxilonga ezihlaselayo. Ukulungiswa kwayo okungenakuqhathaniswa nekhono lokucabanga nge-multispectral kusiza ukutholwa kusenesikhathi kwezimila ezincane njengo-2 mm, ukuhlukaniswa kwezicubu ezinembe kakhudlwana, kanye nokuxilongwa komdlavuza okuthuthukisiwe.
Kubantu abasengozini yesifo samaphaphu, njengababhemayo, i-PCCT inikeza indlela ephumelelayo yokuhlonza izimila zamaphaphu kusenesikhathi, kuyilapho ibeka iziguli emisebeni emincane—okuqhathaniswa nama-X-ray amabili esifuba. Ngaleso sikhathi, i-high-Tesla MRI ibonakala iwusizo kubantu abadala ngokunika amandla ukutholwa kwezimo kusenesikhathi ezifana nokukhubazeka okuncane kokuqonda, i-osteoarthritis, nezinye izifo ezihlobene nobudala, ekugcineni ithuthukisa ikhwalithi yokuphila ngokungenelela okufika ngesikhathi.
I-Horizon Entsha Emfanekisweni Wezokwelapha
Ukuhlanganiswa kwe-AI nobuchwepheshe be-imaging obusezingeni eliphezulu njenge-PCCT kanye ne-high-Tesla MRI kuphawula ukugxumela phambili okuphawulekayo ekuxilongweni kwezokwelapha. Lezi zindlela ezintsha ziletha ukunemba okukhulu, ukusebenza kahle okuthuthukisiwe, nokuphepha okuthuthukisiwe, ukwakha ikusasa lapho imiphumela yesiguli iba ngcono kunangaphambili. Lesi sikhathi esisha sokusebenza kahle kokuxilonga sivula indlela yezixazululo zokunakekelwa kwezempilo eziqondene nawe kanye nezisebenzayo.
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Isijovo semidiya esinokucindezela okuphezulus futhi ziyizisetshenziswa ezisizayo ezibaluleke kakhulu emkhakheni wezithombe zezokwelapha futhi zivame ukusetshenziselwa ukusiza abasebenzi bezokwelapha ukuletha imidiya ehlukile ezigulini. I-LnkMed ingumkhiqizi ose-Shenzhen osebenza ngokukhethekile ekukhiqizeni le mishini yezokwelapha. Kusukela ngo-2018, ithimba lezobuchwepheshe benkampani beligxile ocwaningweni nasekukhiqizweni kwama-ejenti wokuqhathanisa nengcindezi ephezulu. Umholi weqembu ungudokotela onolwazi olungaphezu kweminyaka eyishumi lwe-R&D. Lezi zinguquko ezinhleI-CT injector eyodwa,CT umjovo wekhanda kabili,Umjovo we-MRIfuthiI-Angiography ephezulu yomfutho wegazi injector(I-DSA injector) ekhiqizwe i-LnkMed futhi iqinisekisa ubungcweti bethimba lethu lezobuchwepheshe - idizayini ebambene futhi elula, izinto eziqinile, i-Factory Perfect, njll., ziye zathengiswa ezibhedlela ezinkulu zasekhaya nezimakethe zangaphandle.
Isikhathi sokuthumela: Dec-01-2024
