{"id":616,"date":"2026-02-26T05:57:37","date_gmt":"2026-02-26T05:57:37","guid":{"rendered":"https:\/\/www.teartester.com\/?post_type=method&p=616"},"modified":"2026-02-27T09:06:02","modified_gmt":"2026-02-27T09:06:02","slug":"tongue-tear-test","status":"publish","type":"method","link":"https:\/\/www.teartester.com\/vi\/method\/tongue-tear-test\/","title":{"rendered":"Th\u1eed nghi\u1ec7m r\u00e1ch l\u01b0\u1ee1i"},"content":{"rendered":"

Gi\u1edbi thi\u1ec7u v\u1ec1 b\u00e0i ki\u1ec3m tra r\u00e1ch l\u01b0\u1ee1i<\/h2>\n\n\n\n

C\u00e1i Th\u1eed nghi\u1ec7m r\u00e1ch l\u01b0\u1ee1i<\/strong> l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p thi\u1ebft y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong th\u1eed nghi\u1ec7m v\u1eadt li\u1ec7u \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00e1ch c\u1ee7a v\u1ea3i, m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt v\u00e0 c\u00e1c v\u1eadt li\u1ec7u d\u1ebbo. Th\u1eed nghi\u1ec7m n\u00e0y \u0111o l\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n k\u00e9o<\/strong> c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 nh\u1ef1a, v\u1ea3i d\u1ec7t v\u00e0 m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt gia c\u1ed1 b\u1eb1ng c\u00e1ch \u0111\u00e1nh gi\u00e1 l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 v\u1ebft r\u00e1ch lan r\u1ed9ng sau khi \u0111\u00e3 t\u1ea1o ra v\u1ebft c\u1eaft ban \u0111\u1ea7u.<\/p>\n\n\n\n

Trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 trong trang ph\u1ee5c b\u1ea3o h\u1ed9 ho\u1eb7c l\u1edbp l\u00f3t m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt, vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1ch th\u1ee9c v\u1eadt li\u1ec7u ph\u1ea3n \u1ee9ng khi ch\u1ecbu t\u00e1c \u0111\u1ed9ng c\u1ee7a \u1ee9ng su\u1ea5t x\u00e9 l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang. M\u1ed9t ti\u00eau chu\u1ea9n quan tr\u1ecdng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho th\u1eed nghi\u1ec7m n\u00e0y l\u00e0 ASTM D5884<\/strong><\/a>, m\u1ed9t h\u01b0\u1edbng d\u1eabn \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn r\u1ed9ng r\u00e3i \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ch\u1ed1ng lan truy\u1ec1n v\u1ebft n\u1ee9t<\/strong> trong c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 m\u00e0ng ch\u1ed1ng th\u1ea5m v\u00e0 v\u1ea3i.<\/p>\n\n\n\n

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\"Th\u1eed<\/figure>\n<\/div>\n\n\n\n
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Kh\u1ea3 n\u0103ng ch\u1ed1ng lan truy\u1ec1n v\u1ebft r\u00e1ch v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a n\u00f3<\/h2>\n\n\n\n

C\u00e1i kh\u1ea3 n\u0103ng ch\u1ed1ng lan truy\u1ec1n v\u1ebft n\u1ee9t<\/strong> \u0110\u1ed9 b\u1ec1n r\u00e1ch c\u1ee7a v\u1eadt li\u1ec7u quy\u1ebft \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 d\u1ec5 d\u00e0ng m\u00e0 v\u1ebft r\u00e1ch c\u00f3 th\u1ec3 lan r\u1ed9ng sau khi h\u00ecnh th\u00e0nh. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 ti\u1ebfp x\u00fac v\u1edbi c\u00e1c v\u1eadt s\u1eafc nh\u1ecdn, ma s\u00e1t ho\u1eb7c l\u1ef1c t\u00e1c \u0111\u1ed9ng t\u1eeb b\u00ean ngo\u00e0i.<\/p>\n\n\n\n

V\u00ed d\u1ee5, \u0111\u1ed1i v\u1edbi trang ph\u1ee5c b\u1ea3o h\u1ed9, m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 b\u1ec1n ch\u1ed1ng r\u00e1ch th\u1ea5p c\u00f3 th\u1ec3 b\u1ecb h\u1ecfng khi ch\u1ecbu l\u1ef1c, khi\u1ebfn ng\u01b0\u1eddi m\u1eb7c ti\u1ebfp x\u00fac v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 g\u00e2y h\u1ea1i. T\u01b0\u01a1ng t\u1ef1, \u0111\u1ed1i v\u1edbi m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 b\u00e3i ch\u00f4n l\u1ea5p r\u00e1c th\u1ea3i ho\u1eb7c h\u1ec7 th\u1ed1ng ch\u1ee9a n\u01b0\u1edbc, kh\u1ea3 n\u0103ng ch\u1ed1ng lan truy\u1ec1n v\u1ebft r\u00e1ch c\u1ee7a v\u1eadt li\u1ec7u \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng c\u1ee7a n\u00f3.<\/p>\n\n\n\n

Hi\u1ec3u bi\u1ebft \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a v\u1ea3i<\/strong> v\u00e0 c\u00e1ch n\u00f3 ph\u1ea3n \u1ee9ng d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a l\u1ef1c l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong l\u0129nh v\u1ef1c bao b\u00ec, thi\u1ebft b\u1ecb y t\u1ebf v\u00e0 thi\u1ebft b\u1ecb ngo\u00e0i tr\u1eddi. \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a l\u01b0\u1ee1i<\/strong> c\u1ee7a c\u00e1c lo\u1ea1i v\u1ea3i v\u00e0 v\u1eadt li\u1ec7u ph\u1ea3n \u00e1nh hi\u1ec7u su\u1ea5t c\u1ee7a ch\u00fang trong \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf, mang l\u1ea1i nh\u1eefng th\u00f4ng tin h\u1eefu \u00edch cho c\u1ea3 nh\u00e0 s\u1ea3n xu\u1ea5t l\u1eabn ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i.<\/p>\n<\/div>\n<\/div>\n\n\n\n

Quy tr\u00ecnh v\u00e0 thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m \u0111\u1ed9 r\u00e1ch l\u01b0\u1ee1i<\/h2>\n\n\n\n

\u0110\u1ec3 th\u1ef1c hi\u1ec7n Th\u1eed nghi\u1ec7m r\u00e1ch l\u01b0\u1ee1i<\/strong>, m\u1ed9t m\u1eabu th\u1eed \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0o m\u00e1y th\u1eed nghi\u1ec7m, v\u00e0 m\u1ed9t ki\u1ec3u c\u1eaft c\u1ee5 th\u1ec3<\/strong> \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh h\u00ecnh l\u01b0\u1ee1i. Sau \u0111\u00f3, v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c k\u1eb9p v\u00e0o m\u00e1y, v\u00e0 hai \u0111\u1ea7u k\u1eb9p \u0111\u01b0\u1ee3c t\u00e1ch ra v\u1edbi t\u1ed1c \u0111\u1ed9 \u0111\u1ec1u \u0111\u1eb7n. M\u00e1y ghi l\u1ea1i l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u1ea1o ra v\u1ebft r\u00e1ch lan r\u1ed9ng tr\u00ean m\u1eabu. l\u1ef1c t\u1ed1i \u0111a<\/strong> L\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 x\u00e9 r\u00e1ch v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m th\u01b0\u1edbc \u0111o \u0111\u1ed9 b\u1ec1n c\u1ee7a n\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o<\/strong>.<\/p>\n\n\n\n

Quy tr\u00ecnh n\u00e0y s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb sau:<\/p>\n\n\n\n

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  • M\u00e1y th\u1eed \u0111\u1ed9 b\u1ec1n k\u00e9o<\/strong>: D\u00f9ng \u0111\u1ec3 t\u00e1c d\u1ee5ng l\u1ef1c l\u00ean v\u1eadt li\u1ec7u v\u1edbi t\u1ed1c \u0111\u1ed9 kh\u00f4ng \u0111\u1ed5i.<\/li>\n\n\n\n
  • C\u1ea3m bi\u1ebfn l\u1ef1c<\/strong>: \u0110o l\u1ef1c t\u00e1c d\u1ee5ng trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m.<\/li>\n\n\n\n
  • Gi\u00e1 \u0111\u1ee1 m\u1eabu<\/strong>: Gi\u1eef v\u1eadt li\u1ec7u c\u1ed1 \u0111\u1ecbnh t\u1ea1i ch\u1ed7 trong su\u1ed1t qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m.<\/li>\n\n\n\n
  • Kim d\u00f9ng \u0111\u1ec3 t\u1ea1o \u0111\u01b0\u1eddng c\u1eaft<\/strong>: D\u00f9ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n v\u1ebft c\u1eaft ban \u0111\u1ea7u (hay c\u00f2n g\u1ecdi l\u00e0 \u201cl\u01b0\u1ee1i\u201d) tr\u00ean m\u1eabu.<\/li>\n<\/ul>\n\n\n\n

    K\u1ebft qu\u1ea3 c\u1ee7a th\u1eed nghi\u1ec7m n\u00e0y cung c\u1ea5p d\u1eef li\u1ec7u v\u1ec1 c\u00e1ch v\u1eadt li\u1ec7u ph\u1ea3n \u1ee9ng d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a \u1ee9ng su\u1ea5t k\u00e9o, gi\u00fap c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 ph\u00f9 h\u1ee3p c\u1ee7a v\u1eadt li\u1ec7u \u0111\u00f3 \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.<\/p>\n\n\n\n

    C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a b\u00e0i ki\u1ec3m tra r\u00e1ch l\u01b0\u1ee1i<\/h2>\n\n\n\n

    C\u00e1i Th\u1eed nghi\u1ec7m r\u00e1ch l\u01b0\u1ee1i<\/strong> l\u00e0 y\u1ebfu t\u1ed1 kh\u00f4ng th\u1ec3 thi\u1ebfu trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau tr\u00ean c\u00e1c l\u0129nh v\u1ef1c. M\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n\n\n\n

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    • Qu\u1ea7n \u00e1o b\u1ea3o h\u1ed9<\/strong>: C\u00e1c lo\u1ea1i v\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong trang thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 c\u00e1 nh\u00e2n (PPE) c\u1ea7n c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00e1ch khi ch\u1ecbu l\u1ef1c t\u00e1c \u0111\u1ed9ng. Th\u1eed nghi\u1ec7m r\u00e1ch l\u01b0\u1ee1i gi\u00fap \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c v\u1eadt li\u1ec7u n\u00e0y v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n trong m\u00f4i tr\u01b0\u1eddng nguy hi\u1ec3m.<\/li>\n\n\n\n
    • M\u00e0ng ch\u1ed1ng th\u1ea5m<\/strong>: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i v\u00e0 ch\u1ee9a n\u01b0\u1edbc, m\u00e0ng \u0111\u1ecba k\u1ef9 thu\u1eadt ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ee7ng v\u00e0 r\u00e1ch. Th\u1eed nghi\u1ec7m n\u00e0y gi\u00fap \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n c\u1ee7a ch\u00fang theo th\u1eddi gian, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/li>\n\n\n\n
    • V\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i<\/strong>: Trong c\u00e1c ng\u00e0nh nh\u01b0 \u0111\u00f3ng g\u00f3i th\u1ef1c ph\u1ea9m, n\u01a1i v\u1eadt li\u1ec7u ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n v\u00e0 b\u1ea3o qu\u1ea3n, \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a m\u00e0ng nh\u1ef1a<\/strong> l\u00e0 r\u1ea5t quan tr\u1ecdng. Th\u1eed nghi\u1ec7m r\u00e1ch l\u01b0\u1ee1i c\u00f3 th\u1ec3 gi\u00fap \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n v\u00e0 s\u1eed d\u1ee5ng.<\/li>\n\n\n\n
    • V\u1ea3i v\u00f3c<\/strong>: C\u00e1c lo\u1ea1i v\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c s\u1ea3n ph\u1ea9m nh\u01b0 l\u1ec1u, b\u1ea1t v\u00e0 v\u1ea3i b\u1ecdc n\u1ed9i th\u1ea5t c\u1ea7n c\u00f3 \u0111\u1ed9 b\u1ec1n r\u00e1ch cao \u0111\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng. Th\u1eed nghi\u1ec7m r\u00e1ch l\u01b0\u1ee1i l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ch\u1ed1ng lan truy\u1ec1n v\u1ebft r\u00e1ch c\u1ee7a v\u1eadt li\u1ec7u.<\/li>\n<\/ul>","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":true},"class_list":["post-616","method","type-method","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.teartester.com\/vi\/wp-json\/wp\/v2\/method\/616","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.teartester.com\/vi\/wp-json\/wp\/v2\/method"}],"about":[{"href":"https:\/\/www.teartester.com\/vi\/wp-json\/wp\/v2\/types\/method"}],"wp:attachment":[{"href":"https:\/\/www.teartester.com\/vi\/wp-json\/wp\/v2\/media?parent=616"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}