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nkhani

Kodi pali kusiyana kotani pakati pa njira zojambulira za ma flat panel detectors ndi ma intensifiers azithunzi?

Pankhani ya kujambula kwachipatala, matekinoloje awiri omwe amagwiritsidwa ntchito ndi awaflat panel zowunikirandizithunzi intensifiers.Matekinoloje onsewa amagwiritsidwa ntchito kujambula ndi kukulitsa zithunzi kuti adziwe matenda, koma amatero m'njira zosiyanasiyana.

Zowunikira panja ndi mtundu waukadaulo waukadaulo wa digito womwe umagwiritsidwa ntchito kujambula zithunzi za X-ray.Amakhala ndi gulu lopyapyala lopyapyala lomwe lili ndi gulu la ma pixels ndi scintillator layer.Ma X-ray akadutsa m'thupi ndikulumikizana ndi scintillator, amatulutsa kuwala, komwe kumasinthidwa kukhala chizindikiro chamagetsi ndi ma pixel.Chizindikirochi chimakonzedwa ndikugwiritsidwa ntchito kupanga chithunzi cha digito.

Kumbali ina, zowonjezera zithunzi zimagwiritsidwa ntchito mu fluoroscopy, njira yomwe imalola kujambula zenizeni zenizeni za ziwalo zosuntha za thupi.Zowonjezera zithunzi zimagwira ntchito pokulitsa kuwala komwe kumapangidwa pamene X-ray imagwirizana ndi chophimba cha phosphor.Kuwala kokwezako kumajambulidwa ndi kamera ndikukonzedwa kuti apange chithunzi.

Kusiyanitsa kumodzi kwakukulu pakati pa zowunikira pansi ndi zokulitsa zithunzi ndi momwe zimajambulira ndikusintha zithunzi.Zowunikira ma flat panel ndi digito ndipo zimapanga zithunzi zowoneka bwino zomwe ndizoyenera kuyerekeza komanso kusinthasintha.Komano, zokulitsa zithunzi, zimatulutsa zithunzi za analogi zomwe nthawi zambiri zimakhala zotsika kwambiri ndipo ndizoyenera kuyerekeza zenizeni zenizeni.

Kusiyana kwina pakati pa matekinoloje awiriwa ndikukhudzidwa kwawo ndi X-ray.Zowunikira za Flat panel zimakhudzidwa kwambiri ndi ma X-ray, zomwe zimapangitsa kuti milingo yocheperako igwiritsidwe ntchito pojambula.Izi ndizofunikira makamaka pamachitidwe a ana komanso njira zothandizirana, pomwe kuchepetsa kuyanika kwa radiation ndikofunikira.Zowonjezera pazithunzi, pomwe zimatha kupanga zithunzi zapamwamba kwambiri, nthawi zambiri zimafunikira ma radiation apamwamba.

Pankhani ya kukula ndi kusuntha, zowunikira zapansi panthaka nthawi zambiri zimakhala zazikulu komanso zosasunthika kuposa zowonjezera zithunzi.Izi zili choncho chifukwa zojambulira zapansi zimakhala ndi malo okulirapo ojambulira zithunzi, pomwe zokulitsa zithunzi nthawi zambiri zimakhala zazing'ono komanso zopepuka, zomwe zimawapangitsa kukhala oyenera kugwiritsa ntchito kujambula zithunzi.

Mtengo ndiwonso chinthu choyenera kuganizira pofananiza zowunikira ndi zokulitsa zithunzi.Zowunikira zowoneka bwino zimakhala zokwera mtengo kwambiri kuposa zowonjezera zithunzi, zomwe zimapangitsa kuti zipatala zina zizipezeka mosavuta.Komabe, mtengo wokwera wa zowunikira zowoneka bwino nthawi zambiri umakhala wolungamitsidwa ndi mawonekedwe awo apamwamba azithunzi komanso kutsika kwa mlingo wa radiation.

Ponseponse, zowunikira zonse ziwiri za flat panel ndi zokulitsa zithunzi zili ndi zabwino ndi zoyipa zawo, ndipo kusankha pakati pa matekinoloje awiriwa kumatengera zosowa zapachipatala.Ngakhale zowunikira zowoneka bwino ndizoyenera kwambiri kuyerekeza kwa digito kwapamwamba kwambiri, zolimbikitsira zithunzi ndizabwinoko pa nthawi yeniyeni ya fluoroscopy ndipo ndizosavuta kunyamula komanso zotsika mtengo.Pamene ukadaulo ukupitilirabe kupita patsogolo, zikutheka kuti matekinoloje onsewa apitiliza kuyenda bwino ndikukhala limodzi mumakampani opanga zojambula zamankhwala.

flat panel zowunikira


Nthawi yotumiza: Jan-10-2024