Kutora mifananidzo yeX-ray inzira inokosha pakuongorora kwekurapa kwemazuva ano, ichipa ruzivo rwakakosha nezvechirwere chemurwere. Zvisinei, kushanda kwenzira iyi yekutora mifananidzo kunokanganiswa zvakanyanya nemidziyo inoshandiswa, kunyanya maX-ray collimators. Midziyo iyi inoita basa rakakosha mukugadzira danda reX-ray, iro rinokanganisa zvakananga kuchengetedzeka kwemurwere uye mwero wemwaranzi unowanikwa panguva yekutora mifananidzo.
Maekisirei ekugadzira macollimatorZvakagadzirirwa kudzikamisa saizi nechimiro chemwenje weX-ray, zvichiita kuti nzvimbo inodiwa chete ivhenekerwe nemwaranzi. Nzira iyi yakanangwa haingogadzirisi kunaka kwemufananidzo chete nekuderedza mwaranzi yakapararira, asiwo inoderedza kuratidzwa kusingakoshi kune tishu dzakapoteredza. Nekudzikamisa mwenje weX-ray kunzvimbo chaiyo iri kuongororwa, macollimator anogona kuderedza zvakanyanya huwandu hwemwaranzi hunogamuchirwa nemurwere panguva yekuongororwa.
Chimwe chezvinhu zvinonyanya kuomera nemifananidzo yezvekurapa injodzi dzinogona kuitika nekuda kwemwaranzi. Kunyange hazvo mabhenefiti emifananidzo yeX-ray achipfuura njodzi, zvakakosha kushandisa nzira dzekuwedzera kuchengetedzeka kwemurwere. MaX-ray collimators chikamu chakakosha chenzira idzi. Nekuvandudza saizi yemwaranzi, macollimators anobatsira kuona kuti varwere havasanganiswi nemwaranzi yakawandisa, nokudaro zvichideredza mukana wezvinetso zvinokonzerwa nemwaranzi, zvakaita sekukuvara kweganda kana kuwedzera njodzi yekenza.
Pamusoro pezvo, kushandiswa kwemacollimator kunobatsira kutevedzera musimboti we "As Low As Possible Radiation Dose" (ALARA), unova mutemo mukuru mu radiology. Musimboti uyu unosimbisa kukosha kwekuderedza kuratidzwa kwemwaranzi uku uchiwana ruzivo rwakakosha rwekuongorora. Nekudzora X-ray beam zvinobudirira, macollimator anogonesa ma radiologist kutevedzera musimboti weALARA, vachiona kuti murwere anowana mwaranzi yakaderera zvikuru pasina kukanganisa kunaka kwemifananidzo inoburitswa.
Pamusoro pekusimudzira kuchengetedzeka kwemurwere, maX-ray collimators anoitawo basa rekuvandudza kushanda zvakanaka kwemifananidzo. Nekuderedza huwandu hwemwaranzi yakapararira, macollimators anogona kugadzira mifananidzo yakajeka, nokudaro zvichideredza kudiwa kwekuongororwazve. Izvi hazvingochengeteri varwere nguva chete, asiwo zvinoderedzawo huwandu hwemwaranzi hunogona kuwanikwa nevarwere nekufamba kwenguva.
Kufambira mberi kwetekinoroji muX-ray collimators kunobatsirawo kuvandudza kuchengetedzeka kwemurwere. Macollimator emazuva ano ane zvinhu zvakaita se automatic beam limitation uye adjustable settings kuti anyatso dzora X-ray beam. Izvi zvitsva zvinobvumira nyanzvi dzehutano kugadzirisa maitiro ekutora mifananidzo kuti aenderane nezvinodiwa nemurwere wega wega, zvichiita kuti pave nekuchengetedzeka kwakanyanya uye kuti pave nekusanyanya kuratidzwa nemwaranzi.
Muchidimbu,Maekisirei ekugadzira macollimatorChinhu chakakosha pamifananidzo yekurapa uye chine simba guru pakuchengetedzwa kwemurwere uye pahuwandu hwemwaranzi. Nekunyatsoisa mwenje weX-ray munzvimbo inodiwa, macollimator haangogadzirise kunaka kwemufananidzo chete asiwo anoderedza kuratidzwa kwemwaranzi kusingadiwe kune zvisikwa zvakavapoteredza. Basa rawo mukutevedzera musimboti weALARA rinowedzera kuratidza kukosha kwawo mu radiology yemazuva ano. Sezvo tekinoroji ichiramba ichifambira mberi, kuenderera mberi kwekuvandudzwa nekushandiswa kwemaX-ray collimator kunoramba kuri kwakakosha pakuona kuchengetedzeka nekugara zvakanaka kwevarwere vari kuongororwa.
Nguva yekutumira: Mbudzi-18-2024