Ho khetha mochini oa CT scanner ho kenyelletsa lintlha tse 'maloa tsa bohlokoa, mme palo ea lilae tseo o ka li fumanang e le e' ngoe ea bohlokoa ka ho fetisisa. Leha ho le joalo, ho fumana palo e nepahetseng ea selae bakeng sa litlhoko tsa hau tse khethehileng tsa kliniki e ka ba phephetso.
Sengoliloeng sena se tla lekola karolo ea bohlokoa ea ho bala lilae, ho lekola litlhophiso tse fapaneng tsa li-scanner tse fumanehang, le ho fana ka moralo oa ho u thusa ho fumana likhetho le ho etsa qeto e tiileng ea matsete.
CT Scanner Slices ke Eng?
Ha e le hantle, palo ea lilae e bolela palo ea 'likotoana' tsa 'mele tseo CT scanner e ka li tšoantšang ka ho potoloha hanngoe. Sena se fetolela ka kotloloho ho lebelo le lintlha: sekena sa likotoana tse 128 se ka koahela anatomy e ngata ka nako e nyane mme ka tharollo e ntle ho feta mohlala oa likarolo tse 16..
Palo ea lilae e ama ka kotloloho likarolo tse tharo tsa bohlokoa tsa CT scanner :
l Lebelo la Skena : Palo e phahameng ea lilae e lumella sehatisi ho koahela sebaka se seholo ka ho potoloha. Sena se fokotsa haholo nako ea ho hlahloba, e leng bohlokoa bakeng sa maemo a tšohanyetso le ho fokotsa lerootho la ho sisinyeha.
l Setšoantšo sa R esolution : Ka bokhoni ba ho fumana lilae tse ngata, scanner e ka hlahisa litšoantšo tse tšesaane, tse fetang. Sena se loketse bakeng sa ho theha maikutlo a phahameng, a qaqileng a mekhoa e metle ea anatomical, joalo ka methapo ea mali.
l Radiation Dose : Hangata li-scanner tsa morao-rao tse phahameng tsa CT li ka tlatsa li-scans ka potlako hoo li fokotsang tlhokahalo ea ho pepeseha khafetsa, ka hona ho ka fokotsa tekanyo ea mahlaseli a kotsi ho mokuli.
Mefuta e fapaneng ea CT Scanner (Ho ipapisitsoe le Palo ea Likhechana)
Theknoloji ea CT e fetohile haholo ho tloha ho li-scanner tsa pele tsa sekhechana se le seng. Kajeno, 'maraka o fana ka mefuta e mengata ea likhetho tse hlalosoang ho latela 'palo ea likotoana.' Ho u thusa ho utloisisa liphapang, re arotse mefuta ea mantlha ea li-scanner tafoleng e ka tlase.
CT Scanner ea Karolo e tlase
Mid-Slice CT Scanner
High-Slice CT Scanner
Ultra-High-Slice CT Scanner
Palo ea Karolo
4, 8, 16
32, 64
128, 256
320, 640
Melemo
1. Litsenyehelo tse tlase tsa pele
2. Ts'ebetso e bonolo le tlhokomelo
1. Ho leka-lekana hantle ha lebelo, tharollo & litšenyehelo
2. E sebetsana le mekhoa e mengata le litlhahlobo tse khethehileng
1. Ho hlahloba ka potlako
2. Qeto e phahameng
3. E ntle haholo bakeng sa linyeoe tse thata
1. Qeto e phahameng haholo
2. Litšoantšo tse matla tsa nako ea sebele
3. Tsebo e tsoetseng pele ea ho etsa lipatlisiso
Mefokolo
1. Linako tse telele tsa scan
2. Boiphihlelo bo tlase ba mokuli
3. Bokhoni bo fokolang ba ho hlahloba
1. E ka 'na ea loantšana le litšoantšo tsa pelo e potlakileng
2. Qeto e fokolang ea lintlha tse hlakileng haholo
1. Letsete le phahameng la pele
2. Litšenyehelo tse eketsehileng tsa tlhokomelo
1. Litšenyehelo tse phahameng haholo tsa ho fumana le ho sebetsa
2. E loketse feela bakeng sa likopo tse khethehileng haholo
Lisebelisoa tse Tloaelehileng
1. Hlooho/ lesapo la mokokotlo /extremity scans
2. Litšoantšo tse akaretsang tsa mpa / pelvis
3. Lithuto tsa motheo tsa masapo / manonyeletso
1. Litšoantšo tsa ts'oaetso ea tšohanyetso
2. Litlhahlobo tsa sefuba / mpeng
3. Litšoantšo tsa motheo tsa methapo
1. Cardiac CT angiography (CCTA)
2. Lithuto tse phahameng tsa li-vascular
3. Litšoantšo tse tsoetseng pele tsa oncology
1. Litšoantšo tse tsoetseng pele tsa pelo
2. Ho nahana ka methapo ea kutlo
3. Patlisiso e sebetsang ea litšoantšo
E loketseng Bakeng sa
1. Litliliniki tse nyenyane
2. Lisebelisoa tse shebaneng le litlhahlobo tse tloaelehileng
1. Lipetlele tsa sechaba
2. Litsi tsa tlhokomelo e potlakileng
3. Litlhophiso tse fapaneng tsa kliniki
1. Lipetlele tse kholo
2. Litsi tse inehetseng tsa litšoantšo
3. Mehaho e rarahaneng ea linyeoe
1. Litsi tsa bongaka tsa thuto
2.lipatlisisotsa Litsi
3. Litsi tse khethehileng tsa pelo / vascular
Lintlha tsa bohlokoa tseo u ka li nahanang ha u khetha CT Scanner
Ho khetha CT scanner e nepahetseng ha ho akarelletse feela litlhaloso tsa tekheniki. E hloka tlhahlobo e hlokolosi ea hore na sehatisi se tla ikamahanya joang le litlhoko tsa hau tsa ts'ebetso ea letsatsi le letsatsi, lipheo tsa bongaka, le lintlha tsa nnete tsa lichelete. Lintlha tse latelang li tla u thusa ho u tataisa ha u etsa liqeto.
l Palo ea Bakuli Ho utloisisa mefuta le bongata ba bakuli bao u ba sebeletsang ho bohlokoa ho fumana sehatisi se nepahetseng. ① Lilemo tsa Mokuli : Bakuli ba bana le ba baholo ba ka 'na ba thatafalloa ke ho lula ba khutsitse nakong ea liteko ka lebaka la ho se phutholohe kapa ho tšoenyeha, ho eketsa kotsi ea lintho tse entsoeng ka matsoho. Li-scanner tsa CT tse nang le likarolo tse phahameng li molemo maemong ana, kaha lebelo la tsona la ho fumana kapele le khutsufatsa nako ea ho hlahloba le ho fokotsa ho fifala ho amanang le ho sisinyeha. ② Molumo oa Mokuli : Libakeng tse phahameng tse kang mafapha a tšohanyetso a phathahaneng kapa lipetlele tse kholo, li-scanner tse phahameng tsa CT li khethoa bakeng sa bokhoni ba tsona ba ho etsa litlhahlobo tse potlakileng. Sena se thusa ho fokotsa nako ea ho ema ha mokuli le ho ntlafatsa ts'ebetso ea ts'ebetso. ③ Phatlalatso ea Mokuli : Maemong a ts'oaetso kapa maemo a rarahaneng, moo nako le ho nepahala ho leng bohlokoa bakeng sa ho hlahlojoa le ho phekoloa, li-scanner tse phahameng tsa CT li atisa ho khethoa ka lebaka la bokhoni ba tsona ba ho nka ka potlako litšoantšo tse phahameng tsa libaka tse ngata tsa 'mele ka ho fumana ntho e le' ngoe. Ka lehlakoreng le leng, li-scanner tsa CT tse nang le likarolo tse tlaase li ka 'na tsa lekana bakeng sa lithuto tse tloaelehileng kapa tse sa potlakang, moo lebelo la ho hlahloba butle le amohelehang le boleng ba setšoantšo bo ntse bo lekana bakeng sa ho hlahlojoa.
l Sebaka se Hlahlobisitsoeng le Morero Sebaka sa 'mele se hlahlojoang le sepheo sa tlhahlobo ea mafu li susumetsa haholo bokhoni bo hlokahalang ba ho hlahloba. Bakeng sa tlhahlobo ea hlooho e tloaelehileng, sefuba kapa lithuto tsa mpa tse sa bapisoang, le tlhahlobo e akaretsang, li-CT s canner s hangata li lekane. Litlhahlobo tsena hangata ha li hloke qeto e phahameng ea nakoana kapa ea sebaka se hlokahalang bakeng sa lits'ebetso tse tsoetseng pele. Leha ho le joalo, bakeng sa lithuto tse ikhethileng tse kang coronary CT angiography (CTA), palo ea lilae e ba ea bohlokoa. Le hoja litataiso li khothalletsa bonyane 64-slice CT scanner, ho etsa coronary CTA tsamaisong e tlaase ea 64-slice e ka ba phephetso ka lebaka la ts'oaetso e kholo ea lisebelisoa tsa ho otla ha pelo. Li-scanner tse nang le lilae tse phahameng (mohlala, likotoana tse 128 ho ea holimo) li fana ka tharollo e phahameng, mamello e ntle ea ho otla ha pelo, le boleng bo tsitsitseng ba setšoantšo, bo lebisang ho tlhahlobo e tšepahalang haholoanyane le mekhoa e bonolo ea litšoantšo.
l Budget le Total Cost of Ownership Menahano ea lichelete e fetela ho feta theko ea pele ea theko. Lits'oants'o tse phahameng tsa CT li kenyelletsa matsete a holimo pele, hammoho le litšenyehelo tse eketsehileng tsa matla, tlhokomelo, le lintlafatso tse ka bang teng. Lits'ebetso tsa likarolo tse tlase, leha li fana ka lebelo le lekanyelitsoeng le tharollo, hangata li theko e tlase ho li fumana, ho li sebetsa le ho li hlokomela. Qeto ea ho qetela e lokela ho leka-lekanya litlhoko tsa kliniki le botsitso ba lichelete, ho etsa bonnete ba hore scanner e khethiloeng e finyella litlhoko tsa tlhahlobo le litekanyetso tsa nako e telele tsa ts'ebetso.
Qetello
Ka bokhuts'oane, khetho ea CT scanner's slice count ha se feela ho khetha palo e phahameng ka ho fetisisa e fumanehang; e mabapi le ho hokahanya theknoloji le litlhoko tsa hau tsa bongaka, palo ea bakuli le mathata a lichelete. Ho tloha ho potlakisang lebelo le tharollo bakeng sa tlhokomelo ea bohlokoa le tlhahlobo e rarahaneng ho netefatsa ts'ebetso ea litšenyehelo bakeng sa ho nahana ka mokhoa o tloaelehileng, palo e nepahetseng ea lilae e ama ka ho toba bokhoni ba hau ba ho hlahloba, ts'ebetso ea ts'ebetso, le ts'ebetso ea nako e telele ea lichelete. Ka ho sekaseka ka hloko lintlha tse boletsoeng tataisong ena - likopo tsa hau tsa mantlha tsa kliniki, palo ea bakuli le litšenyehelo tsohle tsa botho - u ka fetela ka nqane ho lintlha tse boletsoeng ho etsa matsete a nang le ts'epo, a nang le tsebo e tla u sebeletsa ka katleho lilemo tse tlang.
