{"id":2163,"date":"2025-04-23T16:08:25","date_gmt":"2025-04-23T09:08:25","guid":{"rendered":"https:\/\/museum.pctu.com.vn\/?p=2163"},"modified":"2025-12-29T14:16:20","modified_gmt":"2025-12-29T07:16:20","slug":"may-ct-scanner-tu-y-tuong-vien-tuong-den-cuoc-cach-mang-trong-y-hoc","status":"publish","type":"post","link":"https:\/\/museum.pctu.com.vn\/index.php\/2025\/04\/23\/may-ct-scanner-tu-y-tuong-vien-tuong-den-cuoc-cach-mang-trong-y-hoc\/","title":{"rendered":"M\u00e1y CT Scanner \u2013 T\u1eeb \u00fd t\u01b0\u1edfng vi\u1ec5n t\u01b0\u1edfng \u0111\u1ebfn cu\u1ed9c c\u00e1ch m\u1ea1ng trong y h\u1ecdc"},"content":{"rendered":"

<\/h1>\n

V\u00e0o gi\u1eefa th\u1eadp ni\u00ean 1960, k\u1ef9 s\u01b0 ng\u01b0\u1eddi Anh Godfrey Hounsfield<\/strong> \u0111\u00e3 n\u1ea3y ra m\u1ed9t \u00fd t\u01b0\u1edfng \u0111\u1ea7y t\u00e1o b\u1ea1o: li\u1ec7u con ng\u01b0\u1eddi c\u00f3 th\u1ec3 \u201cnh\u00ecn v\u00e0o b\u00ean trong m\u1ed9t chi\u1ebfc h\u1ed9p m\u00e0 kh\u00f4ng c\u1ea7n m\u1edf n\u00f3\u201d? C\u1ea3m h\u1ee9ng ban \u0111\u1ea7u \u0111\u1ebfn t\u1eeb vi\u1ec7c \u00f4ng suy ng\u1eabm v\u1ec1 c\u00e1ch ph\u00e1t hi\u1ec7n c\u00e1c khoang r\u1ed7ng trong kim t\u1ef1 th\u00e1p Ai C\u1eadp nh\u1edd c\u00e1c tia n\u0103ng l\u01b0\u1ee3ng cao. Nh\u01b0ng thay v\u00ec \u0111i Ai C\u1eadp, \u00f4ng l\u1ea1i ch\u1ecdn nh\u00ecn v\u00e0o chi\u1ebfc \u201ch\u1ed9p s\u1ecd\u201d \u2013 n\u01a1i c\u1ea5t gi\u1eef n\u00e3o b\u1ed9 con ng\u01b0\u1eddi.<\/p>\n

\u00a0\"\"<\/p>\n

Khi nh\u1eadn th\u1ea5y ch\u1ee5p X-quang th\u00f4ng th\u01b0\u1eddng kh\u00f4ng th\u1ec3 hi\u1ec3n th\u1ecb r\u00f5 m\u00f4 m\u1ec1m c\u1ee7a n\u00e3o, Hounsfield \u0111\u00e3 \u0111\u1ec1 xu\u1ea5t m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn ho\u00e0n to\u00e0n m\u1edbi: chia n\u00e3o th\u00e0nh t\u1eebng l\u1edbp m\u1ecfng, qu\u00e9t t\u1eebng l\u00e1t b\u1eb1ng ch\u00f9m tia X, r\u1ed3i d\u00f9ng m\u00e1y t\u00ednh t\u00ednh to\u00e1n l\u1ea1i m\u1eadt \u0111\u1ed9 t\u1eebng \u0111i\u1ec3m b\u00ean trong s\u1ecd. \u0110\u00e2y l\u00e0 \u00fd t\u01b0\u1edfng n\u1ec1n t\u1ea3ng c\u1ee7a m\u00e1y ch\u1ee5p c\u1eaft l\u1edbp vi t\u00ednh (CT Scanner)<\/strong>.<\/p>\n

\"\"<\/p>\n

Kh\u00f4ng \u0111\u01b0\u1ee3c t\u00e0i tr\u1ee3 m\u1ea1nh m\u1ebd, Hounsfield t\u1ef1 l\u1eafp r\u00e1p m\u00e1y \u0111\u1ea7u ti\u00ean b\u1eb1ng linh ki\u1ec7n t\u1eeb kho ph\u1ebf li\u1ec7u. Nh\u1edd s\u1ef1 h\u1ed7 tr\u1ee3 \u00e2m th\u1ea7m c\u1ee7a m\u1ed9t l\u00e3nh \u0111\u1ea1o t\u1ea1i c\u00f4ng ty EMI, \u00f4ng \u0111\u00e3 l\u1eafp \u0111\u1eb7t th\u00e0nh c\u00f4ng chi\u1ebfc m\u00e1y qu\u00e9t \u0111\u1ea7u ti\u00ean t\u1ea1i B\u1ec7nh vi\u1ec7n Atkinson Morley (London). V\u00e0o ng\u00e0y 1 th\u00e1ng 10 n\u0103m 1971<\/strong>, b\u1ee9c \u1ea3nh CT \u0111\u1ea7u ti\u00ean v\u1ec1 n\u00e3o ng\u01b0\u1eddi \u2013 cho th\u1ea5y kh\u1ed1i u \u1edf th\u00f9y tr\u00e1n tr\u00e1i \u2013 \u0111\u00e3 ra \u0111\u1eddi, \u0111\u00e1nh d\u1ea5u b\u01b0\u1edbc ngo\u1eb7t l\u1ecbch s\u1eed trong y h\u1ecdc hi\u1ec7n \u0111\u1ea1i.<\/p>\n

D\u00f9 EMI kh\u00f4ng theo \u0111u\u1ed5i th\u1ecb tr\u01b0\u1eddng y t\u1ebf l\u00e2u d\u00e0i, ph\u00e1t minh c\u1ee7a Hounsfield \u0111\u00e3 m\u1edf \u0111\u01b0\u1eddng cho c\u00e1c h\u00e3ng l\u1edbn nh\u01b0 GE, Siemens tham gia ph\u00e1t tri\u1ec3n m\u00e1y CT to\u00e0n th\u00e2n v\u1edbi t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c cao h\u01a1n. N\u0103m 1981, \u00f4ng \u0111\u01b0\u1ee3c phong t\u01b0\u1edbc Hi\u1ec7p s\u0129<\/strong> v\u00e0 ti\u1ebfp t\u1ee5c nghi\u00ean c\u1ee9u cho \u0111\u1ebfn cu\u1ed1i \u0111\u1eddi.<\/p>\n

T\u1eeb m\u1ed9t \u00fd t\u01b0\u1edfng \u201cnh\u00ecn xuy\u00ean h\u1ed9p s\u1ecd\u201d, m\u00e1y CT ng\u00e0y nay \u0111\u00e3 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu trong ch\u1ea9n \u0111o\u00e1n y khoa, \u0111\u1eb7c bi\u1ec7t trong c\u1ea5p c\u1ee9u, ung b\u01b0\u1edbu v\u00e0 ch\u1ea5n th\u01b0\u01a1ng. N\u0103m 2020, c\u00f3 h\u01a1n 80 tri\u1ec7u l\u01b0\u1ee3t qu\u00e9t CT ch\u1ec9 ri\u00eang t\u1ea1i Hoa K\u1ef3. V\u00e0 t\u1ea5t c\u1ea3 b\u1eaft \u0111\u1ea7u t\u1eeb m\u1ed9t gi\u1ea5c m\u01a1 \u2013 nh\u00ecn th\u1ea5y c\u00e1i v\u00f4 h\u00ecnh.<\/p>\n","protected":false},"excerpt":{"rendered":"

V\u00e0o gi\u1eefa th\u1eadp ni\u00ean 1960, k\u1ef9 s\u01b0 ng\u01b0\u1eddi Anh Godfrey Hounsfield \u0111\u00e3 n\u1ea3y ra m\u1ed9t \u00fd t\u01b0\u1edfng \u0111\u1ea7y t\u00e1o b\u1ea1o: li\u1ec7u con ng\u01b0\u1eddi c\u00f3 th\u1ec3 \u201cnh\u00ecn v\u00e0o b\u00ean trong m\u1ed9t…<\/p>\n","protected":false},"author":1,"featured_media":2165,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,75],"tags":[339,341],"class_list":["post-2163","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","category-y-khoa-the-gioi","tag-ct-scanner","tag-godfrey-hounsfield"],"_links":{"self":[{"href":"https:\/\/museum.pctu.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/2163","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/museum.pctu.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/museum.pctu.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/museum.pctu.com.vn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/museum.pctu.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=2163"}],"version-history":[{"count":2,"href":"https:\/\/museum.pctu.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/2163\/revisions"}],"predecessor-version":[{"id":2168,"href":"https:\/\/museum.pctu.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/2163\/revisions\/2168"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/museum.pctu.com.vn\/index.php\/wp-json\/wp\/v2\/media\/2165"}],"wp:attachment":[{"href":"https:\/\/museum.pctu.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=2163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/museum.pctu.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=2163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/museum.pctu.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=2163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}