{"id":4609,"date":"2023-05-29T09:32:55","date_gmt":"2023-05-29T02:32:55","guid":{"rendered":"https:\/\/dpm360.com\/?post_type=product&#038;p=4609"},"modified":"2023-05-29T09:55:50","modified_gmt":"2023-05-29T02:55:50","slug":"ong-nghe-3m-littmann","status":"publish","type":"product","link":"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/","title":{"rendered":"\u1ed0ng nghe 3M Littmann"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_27 ez-toc-wrap-left counter-hierarchy counter-decimal ez-toc-grey\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><label for=\"item\" aria-label=\"Table of Content\"><i class=\"ez-toc-glyphicon ez-toc-icon-toggle\"><\/i><\/label><input type=\"checkbox\" id=\"item\"><\/a><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#Ong_nghe_3M_Littmann\" title=\"\u1ed0ng nghe 3M Littmann\">\u1ed0ng nghe 3M Littmann<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#Vai_tro_ong_nghe_3M\" title=\"Vai tr\u00f2 \u1ed1ng nghe 3M\">Vai tr\u00f2 \u1ed1ng nghe 3M<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#Lich_su_thuong_hieu\" title=\"L\u1ecbch s\u1eed th\u01b0\u01a1ng hi\u1ec7u\u00a0\">L\u1ecbch s\u1eed th\u01b0\u01a1ng hi\u1ec7u\u00a0<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#Pham_vi_ung_dung\" title=\"Ph\u1ea1m vi \u1ee9ng d\u1ee5ng\">Ph\u1ea1m vi \u1ee9ng d\u1ee5ng<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#Phan_loai_ong_nghe_3M\" title=\"Ph\u00e2n lo\u1ea1i \u1ed1ng nghe 3M\">Ph\u00e2n lo\u1ea1i \u1ed1ng nghe 3M<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#Che_do_chuong_nghe_nguon_tan_so_thap\" title=\"Ch\u1ebf \u0111\u1ed9 chu\u00f4ng (nghe ngu\u1ed3n t\u1ea7n s\u1ed1 th\u1ea5p)\">Ch\u1ebf \u0111\u1ed9 chu\u00f4ng (nghe ngu\u1ed3n t\u1ea7n s\u1ed1 th\u1ea5p)<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#Cach_su_dung_ong_nghe_Littmann_reg\" title=\"C\u00e1ch s\u1eed d\u1ee5ng \u1ed1ng nghe Littmann&amp;reg\">C\u00e1ch s\u1eed d\u1ee5ng \u1ed1ng nghe Littmann&amp;reg<\/a><ul class=\"ez-toc-list-level-4\"><li class=\"ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#Bao_tri_co_ban\" title=\"B\u1ea3o tr\u00ec c\u01a1 b\u1ea3n:\">B\u1ea3o tr\u00ec c\u01a1 b\u1ea3n:<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#Kiem_tra_hieu_ung_nghe\" title=\"Ki\u1ec3m tra hi\u1ec7u \u1ee9ng nghe:\">Ki\u1ec3m tra hi\u1ec7u \u1ee9ng nghe:<\/a><ul class=\"ez-toc-list-level-5\"><li class=\"ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#A_Cach_deo_ong_nghe_dung\" title=\"A. C\u00e1ch \u0111eo \u1ed1ng nghe \u0111\u00fang\">A. C\u00e1ch \u0111eo \u1ed1ng nghe \u0111\u00fang<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#B_Chon_tai_nghe_phu_hop\" title=\"B. Ch\u1ecdn tai nghe ph\u00f9 h\u1ee3p\">B. Ch\u1ecdn tai nghe ph\u00f9 h\u1ee3p<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#C_De_loai_bo_cac_manh_vun\" title=\"C. \u0110\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c m\u1ea3nh v\u1ee5n\">C. \u0110\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c m\u1ea3nh v\u1ee5n<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#D_Kiem_tra_do_kin\" title=\"D. Ki\u1ec3m tra \u0111\u1ed9 k\u00edn\">D. Ki\u1ec3m tra \u0111\u1ed9 k\u00edn<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#E_Ong_nghe_da_nang\" title=\"E. \u1ed0ng nghe \u0111a n\u0103ng\">E. \u1ed0ng nghe \u0111a n\u0103ng<\/a><\/li><\/ul><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/#Bao_tri_va_ve_sinh\" title=\"B\u1ea3o tr\u00ec v\u00e0 v\u1ec7 sinh\">B\u1ea3o tr\u00ec v\u00e0 v\u1ec7 sinh<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Ong_nghe_3M_Littmann\"><\/span><span style=\"color: #008000; font-size: 12pt;\"><em><strong>\u1ed0ng nghe 3M Littmann<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-size: 12pt;\">\u1ed0ng nghe 3M Littmann d\u1eabn \u0111\u1ea7u \u0111\u00e1ng tin c\u1eady trong c\u00f4ng ngh\u1ec7 nghe tim thai l\u00e0 thi\u1ebft b\u1ecb th\u00ednh ch\u1ea9n s\u1ef1 thay \u0111\u1ed5i \u00e2m thanh c\u1ee7a tim, ph\u1ed5i, c\u00e1c c\u01a1 quan v\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng kh\u00e1c c\u1ee7a con ng\u01b0\u1eddi.<\/span><\/p>\n<figure id=\"attachment_4610\" aria-describedby=\"caption-attachment-4610\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4610 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-300x300.jpg\" alt=\"\u1ed0ng nghe 3M Littmann\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4610\" class=\"wp-caption-text\">\u1ed0ng nghe 3M Littmann<\/figcaption><\/figure>\n<p><span style=\"font-size: 12pt;\">Xem th\u00eam: <span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/dpm360.com\/san-pham\/khau-trang-3m\/\">Kh\u1ea9u trang 3M<\/a><\/span><\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Vai_tro_ong_nghe_3M\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>Vai tr\u00f2 \u1ed1ng nghe 3M<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">\u1ed0ng nghe 3M\u2122 Littmann&amp;reg, trong 40 n\u0103m qua, b\u00e0 \u0111\u00e3 t\u1eadp trung v\u00e0o \u0111\u1ed5i m\u1edbi c\u00f4ng ngh\u1ec7 nghe tim thai v\u00e0 n\u1ed5i ti\u1ebfng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng tuy\u1ec7t v\u1eddi. Littmann\u00ae t\u01b0\u1ee3ng tr\u01b0ng cho s\u1ef1 \u0111\u1ea3m b\u1ea3o th\u00ednh ch\u1ea9n ch\u00ednh x\u00e1c, ch\u1ebf \u0111\u1ed9 ch\u1ea9n \u0111o\u00e1n \u01b0u ti\u00ean th\u00ednh ch\u1ea9n, thi\u1ebft k\u1ebf s\u00e1ng t\u1ea1o v\u00e0 hi\u1ec7u su\u1ea5t cao nh\u1ea5t trong l\u0129nh v\u1ef1c \u1ed1ng nghe.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">3M\u2122 Littmann&amp;reg; cung c\u1ea5p c\u00e1c lo\u1ea1i \u1ed1ng nghe kh\u00e1c nhau \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u kh\u00e1c nhau. L\u00e0 m\u1ed9t nh\u00e2n vi\u00ean y t\u1ebf chuy\u00ean nghi\u1ec7p, b\u1ea1n c\u1ea7n m\u1ed9t chi\u1ebfc \u1ed1ng nghe ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u1ec3 mang l\u1ea1i k\u1ebft qu\u1ea3 ch\u1ea9n \u0111o\u00e1n ch\u00ednh x\u00e1c, \u0111\u00f3 ch\u00ednh l\u00e0 \u0111i\u1ec1u m\u00e0 Littmann&amp;reg; c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c.<\/span><\/p>\n<figure id=\"attachment_4611\" aria-describedby=\"caption-attachment-4611\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4611 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-1-300x300.jpg\" alt=\" \u1ed0ng nghe 3M Littmann Classic III\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-1-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-1-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-1-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-1-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-1-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/ong-nghe-3m-1.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4611\" class=\"wp-caption-text\"><br \/>\u1ed0ng nghe 3M Littmann Classic III<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Lich_su_thuong_hieu\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>L\u1ecbch s\u1eed th\u01b0\u01a1ng hi\u1ec7u\u00a0<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">N\u0103m 1963, Ti\u1ebfn s\u0129 Littmann c\u1ee7a Tr\u01b0\u1eddng Y Harvard \u0111\u00e3 thi\u1ebft k\u1ebf v\u00e0 s\u1ea3n xu\u1ea5t \u1ed1ng nghe di \u0111\u1ed9ng v\u1edbi m\u1eb7t nghe \u0111a n\u0103ng (h\u00ecnh chu\u00f4ng v\u00e0 h\u00ecnh m\u00e0ng), m\u1ed9t c\u1ed9t m\u1ed1c quan tr\u1ecdng trong l\u1ecbch s\u1eed ph\u00e1t tri\u1ec3n \u1ed1ng nghe.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">N\u0103m 1967, 3M mua l\u1ea1i c\u00f4ng ty \u1ed1ng nghe c\u1ee7a Ti\u1ebfn s\u0129 Littmann, l\u1ea5y t\u00ean Littmann l\u00e0m th\u01b0\u01a1ng hi\u1ec7u, s\u1ea3n xu\u1ea5t nh\u1eefng chi\u1ebfc \u1ed1ng nghe tinh t\u1ebf, \u0111\u1ed3ng th\u1eddi ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n v\u00e0 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u1ee7a \u1ed1ng nghe, tr\u1edf th\u00e0nh th\u01b0\u01a1ng hi\u1ec7u s\u1ed1 m\u1ed9t th\u1ebf gi\u1edbi.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Ng\u00e0y nay, 3M \u0111\u00e3 ch\u1ebf t\u1ea1o ra lo\u1ea1i \u1ed1ng nghe \u0111i\u1ec7n t\u1eed ti\u00ean ti\u1ebfn nh\u1ea5t, c\u00f3 th\u1ec3 khu\u1ebfch \u0111\u1ea1i \u00e2m thanh l\u00ean 24 l\u1ea7n, c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh v\u00e0 c\u00f3 th\u1ec3 ph\u00e2n t\u00edch b\u1eb1ng ph\u1ea7n m\u1ec1m.<\/span><\/p>\n<figure id=\"attachment_4613\" aria-describedby=\"caption-attachment-4613\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4613 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/Littmann-Classic-2-300x300.jpg\" alt=\"\u1ed0ng nghe 3M Littmann Classic 2\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/Littmann-Classic-2-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/Littmann-Classic-2-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/Littmann-Classic-2-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/Littmann-Classic-2-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/Littmann-Classic-2-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2023\/05\/Littmann-Classic-2.jpg 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4613\" class=\"wp-caption-text\">\u1ed0ng nghe 3M Littmann Classic 2<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Pham_vi_ung_dung\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>Ph\u1ea1m vi \u1ee9ng d\u1ee5ng<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">D\u1ee5ng c\u1ee5 n\u00e0y ch\u1ec9 d\u00e0nh cho m\u1ee5c \u0111\u00edch ch\u1ea9n \u0111o\u00e1n y t\u1ebf. S\u1ea3n ph\u1ea9m n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nghe nh\u1eefng thay \u0111\u1ed5i \u00e2m thanh c\u1ee7a tim, ph\u1ed5i, c\u00e1c c\u01a1 quan v\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng kh\u00e1c c\u1ee7a con ng\u01b0\u1eddi.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Phan_loai_ong_nghe_3M\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>Ph\u00e2n lo\u1ea1i \u1ed1ng nghe 3M<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-size: 12pt;\">\u1ed0ng nghe \u0111i\u1ec7n t\u1eed 3M\u2122 Littmann&amp;reg; Model 3200<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">\u1ed0ng nghe 3M\u2122 Littmann&amp;reg; Nhi khoa v\u00e0 S\u01a1 sinh<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">\u1ed0ng nghe Tim m\u1ea1ch 3M\u2122 Littmann&amp;reg (\u0110\u1ea7u \u1ed1ng nghe S.T.C. Soft Touch)<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">\u1ed0ng nghe tim 3M\u2122 Littmann&amp;reg; (Hai m\u1eb7t)<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">\u1ed0ng nghe Tim m\u1ea1ch 3M\u2122 Littmann&amp;reg<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">\u1ed0ng nghe gi\u1ea3ng d\u1ea1y 3M\u2122 Littmann&amp;reg<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">3M\u2122 Littmann&amp;reg; Ch\u1ecdn \u1ed1ng nghe<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">\u1ed0ng nghe nh\u1eb9 3M\u2122 Littmann&amp;reg<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">\u1ed0ng nghe \u0111a n\u0103ng 3M\u2122 Littmann&amp;reg; (Hai m\u1eb7t)<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">\u1ed0ng nghe \u0111a n\u0103ng 3M\u2122 Littmann&amp;reg<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">H\u1ec7 th\u1ed1ng treo \u1ed1ng nghe 3MLittmann<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 12pt;\">C\u00f4ng ngh\u1ec7 m\u00e0ng nghe treo c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh c\u1ee7a \u1ed1ng nghe 3M Littmann mang l\u1ea1i s\u1ef1 thu\u1eadn ti\u1ec7n, linh ho\u1ea1t v\u00e0 th\u00ednh ch\u1ea9n ch\u00ednh x\u00e1c. C\u00f4ng ngh\u1ec7 n\u00e0y k\u1ebft h\u1ee3p hai ch\u1ebf \u0111\u1ed9 nghe t\u1ea7n s\u1ed1 (lo\u1ea1i chu\u00f4ng \u0111\u1ec3 nghe \u00e2m thanh t\u1ea7n s\u1ed1 th\u1ea5p v\u00e0 lo\u1ea1i m\u00e0ng nghe \u00e2m thanh t\u1ea7n s\u1ed1 cao) tr\u00ean m\u1ed9t mi\u1ebfng \u0111\u1ec7m ng\u1ef1c, b\u1ea1n c\u00f3 th\u1ec3 nghe c\u00e1c t\u1ea7n s\u1ed1 kh\u00e1c nhau b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i \u00e1p l\u1ef1c l\u00ean ngu\u1ed3n \u00e2m thanh c\u1ee7a \u0111\u1ea7u nghe m\u00e0 kh\u00f4ng c\u1ea7n l\u1eadt m\u00e1y nghe, \u0111\u1ea7u \u1ed1ng nghe.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Che_do_chuong_nghe_nguon_tan_so_thap\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>Ch\u1ebf \u0111\u1ed9 chu\u00f4ng (nghe ngu\u1ed3n t\u1ea7n s\u1ed1 th\u1ea5p)<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">Khi c\u1ea7n nghe ngu\u1ed3n \u00e2m thanh t\u1ea7n s\u1ed1 th\u1ea5p, b\u1ea1n ch\u1ec9 c\u1ea7n ch\u1ea1m nh\u1eb9 mi\u1ebfng nghe ng\u1ef1c v\u00e0o v\u1ecb tr\u00ed nghe, \u0111\u1ec3 m\u00e0ng nghe ti\u1ebfp x\u00fac v\u1edbi ngu\u1ed3n \u00e2m thanh kh\u00f4ng b\u1ecb c\u0103ng, ngu\u1ed3n \u00e2m thanh t\u1ea7n s\u1ed1 th\u1ea5p c\u00f3 th\u1ec3 truy\u1ec1n qua m\u00e0ng th\u00ednh ch\u1ea9n, ch\u1eb3ng h\u1ea1n nh\u01b0: ti\u1ebfng tim b\u00ecnh th\u01b0\u1eddng, h\u1ea7u h\u1ebft c\u00e1c ti\u1ebfng th\u1ed5i c\u1ee7a tim<\/span><br \/>\n<span style=\"font-size: 12pt;\">Ch\u1ebf \u0111\u1ed9 th\u00ednh ch\u1ea9n ki\u1ec3u m\u00e0ng (nghe ngu\u1ed3n \u00e2m t\u1ea7n s\u1ed1 cao)<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Khi c\u1ea7n nghe ngu\u1ed3n \u00e2m c\u00f3 t\u1ea7n s\u1ed1 cao th\u00ec t\u0103ng \u00e1p l\u1ef1c l\u00ean m\u1eb7t nghe v\u00e0 v\u1ecb tr\u00ed nghe \u0111\u1ec3 m\u00e0ng nghe l\u00f5m v\u00e0o trong. B\u00ean trong mi\u1ebfng d\u00e1n ng\u1ef1c c\u00f3 m\u1ed9t gi\u00e1 \u0111\u1ee1 h\u00ecnh v\u00f2ng, khi m\u00e0ng \u0111\u01b0\u1ee3c \u00e9p b\u1edfi gi\u00e1 \u0111\u1ee1 n\u00e0y s\u1ebd t\u1ea1o ra l\u1ef1c c\u0103ng, c\u00f3 th\u1ec3 l\u1ecdc c\u00e1c ngu\u1ed3n \u00e2m thanh t\u1ea7n s\u1ed1 th\u1ea5p, ch\u1ec9 \u0111\u1ec3 l\u1ea1i c\u00e1c ngu\u1ed3n \u00e2m thanh t\u1ea7n s\u1ed1 cao, ch\u1eb3ng h\u1ea1n nh\u01b0 ti\u1ebfng th\u1edf v\u00e0 m\u1ed9t s\u1ed1 \u00e2m thanh kh\u00e1c. tr\u00e1i tim th\u00ec th\u1ea7m.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cach_su_dung_ong_nghe_Littmann_reg\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>C\u00e1ch s\u1eed d\u1ee5ng \u1ed1ng nghe Littmann&amp;reg<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Bao_tri_co_ban\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>B\u1ea3o tr\u00ec c\u01a1 b\u1ea3n:<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-size: 12pt;\">\u1ed0ng nghe 3M\u2122 Littmann&amp;reg; c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh trong v\u00e0i n\u0103m, n\u1ebfu c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u00ecnh th\u01b0\u1eddng, tu\u1ed5i th\u1ecd c\u1ee7a \u1ed1ng nghe c\u00f3 th\u1ec3 k\u00e9o d\u00e0i v\u00e0 vi\u1ec7c b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean c\u00f3 th\u1ec3 gi\u1eef cho \u1ed1ng nghe c\u00f3 hi\u1ec7u qu\u1ea3 nghe t\u1ed1t nh\u1ea5t.<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"Kiem_tra_hieu_ung_nghe\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>Ki\u1ec3m tra hi\u1ec7u \u1ee9ng nghe:<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-size: 12pt;\">N\u1ebfu \u1ed1ng nghe 3M\u2122 Littmann&amp;reg; c\u1ee7a b\u1ea1n im l\u1eb7ng, m\u1ea5t \u00e2m thanh, h\u00e3y th\u1eed c\u00e1c c\u00e1ch sau:<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"A_Cach_deo_ong_nghe_dung\"><\/span><span style=\"font-size: 12pt;\">A. C\u00e1ch \u0111eo \u1ed1ng nghe \u0111\u00fang<\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-size: 12pt;\">1. \u1ed0ng nghe Littmann \u0111\u00e3 thi\u1ebft k\u1ebf m\u1ed9t l\u00f2 xo tai nghe v\u00e0 n\u00fat b\u1ecbt tai \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea5p b\u1eb1ng s\u00e1ng ch\u1ebf cho b\u1ea1n. N\u00f3 ph\u00f9 h\u1ee3p tho\u1ea3i m\u00e1i v\u1edbi h\u00ecnh d\u1ea1ng c\u1ee7a tai ng\u01b0\u1eddi nghe m\u00e0 kh\u00f4ng g\u00e2y m\u1ecfi v\u00e0 kh\u00f3 ch\u1ecbu. Tr\u01b0\u1edbc khi \u0111eo tai nghe, vui l\u00f2ng k\u00e9o c\u0103ng l\u00f2 xo tai nghe c\u1ee7a \u1ed1ng nghe ra ngo\u00e0i.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">2. N\u00ean \u0111eo nghi\u00eang \u1ed1ng nghe b\u1eb1ng kim lo\u1ea1i v\u1ec1 ph\u00eda tr\u01b0\u1edbc. Khi \u0111eo mi\u1ebfng tai v\u00e0o \u1ed1ng th\u00ednh gi\u00e1c b\u00ean ngo\u00e0i c\u1ee7a b\u1ea1n, n\u00fat b\u1ecbt tai s\u1ebd v\u1eeba v\u1eb7n v\u00e0 b\u1ecbt k\u00edn \u1ed1ng tai (xem H\u00ecnh B);<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">3. H\u00ecnh d\u1ea1ng tai v\u00e0 k\u00edch th\u01b0\u1edbc \u1ed1ng tai c\u1ee7a m\u1ed7i ng\u01b0\u1eddi l\u00e0 kh\u00e1c nhau, n\u1ebfu c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a tai v\u00e0 \u1ed1ng tai kh\u00f4ng v\u1eeba kh\u00edt s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 tho\u1ea3i m\u00e1i v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a vi\u1ec7c th\u00ednh ch\u1ea9n. T\u01b0 th\u1ebf nghe sai c\u00f3 h\u1ea1i cho vi\u1ec7c nghe, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111eo ng\u01b0\u1ee3c tai nghe.<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"B_Chon_tai_nghe_phu_hop\"><\/span><span style=\"font-size: 12pt;\">B. Ch\u1ecdn tai nghe ph\u00f9 h\u1ee3p<\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-size: 12pt;\">\u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 th\u00ednh ch\u1ea9n t\u1ed1t nh\u1ea5t, c\u1ea7n ch\u1ecdn lo\u1ea1i tai nghe ph\u00f9 h\u1ee3p nh\u1ea5t, \u0111\u1eb7c bi\u1ec7t n\u00ean ch\u1ecdn lo\u1ea1i n\u00fat tai m\u1ec1m. Tuy nhi\u00ean, n\u00fat tai qu\u00e1 l\u1edbn ho\u1eb7c qu\u00e1 nh\u1ecf \u0111\u1ec1u kh\u00f4ng c\u00f3 l\u1ee3i cho vi\u1ec7c th\u00ednh ch\u1ea9n. V\u00ec v\u1eady vi\u1ec7c ch\u1ecdn n\u00fat b\u1ecbt tai c\u00f3 k\u00edch th\u01b0\u1edbc ph\u00f9 h\u1ee3p l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng.<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"C_De_loai_bo_cac_manh_vun\"><\/span><span style=\"font-size: 12pt;\">C. \u0110\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c m\u1ea3nh v\u1ee5n<\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-size: 12pt;\">N\u1ebfu \u0111\u1ec3 \u1ed1ng nghe trong t\u00fai v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c v\u1ec7 sinh th\u01b0\u1eddng xuy\u00ean, c\u00e1c s\u1ee3i d\u1ec7t ho\u1eb7c b\u1ee5i c\u00f3 th\u1ec3 ch\u1eb7n \u0111\u01b0\u1eddng truy\u1ec1n \u00e2m thanh. V\u00e0 th\u01b0\u1eddng xuy\u00ean b\u1ea3o tr\u00ec v\u00e0 l\u00e0m s\u1ea1ch c\u00f3 th\u1ec3 tr\u00e1nh x\u1ea3y ra t\u00ecnh tr\u1ea1ng tr\u00ean.<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"D_Kiem_tra_do_kin\"><\/span><span style=\"font-size: 12pt;\">D. Ki\u1ec3m tra \u0111\u1ed9 k\u00edn<\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-size: 12pt;\">Hi\u1ec7u qu\u1ea3 th\u00ednh ch\u1ea9n c\u1ee7a \u1ed1ng nghe ch\u1ea5t l\u01b0\u1ee3ng cao c\u00f3 quan h\u1ec7 m\u1eadt thi\u1ebft v\u1edbi \u0111\u1ed9 k\u00edn kh\u00ed c\u1ee7a \u1ed1ng th\u00ednh gi\u00e1c, \u0111\u1ed9 k\u00edn kh\u00ed c\u00e0ng t\u1ed1t th\u00ec ngu\u1ed3n \u00e2m thanh trong c\u01a1 th\u1ec3 b\u1ec7nh nh\u00e2n truy\u1ec1n \u0111\u1ebfn tai ng\u01b0\u1eddi nghe c\u00e0ng ch\u00ednh x\u00e1c. V\u00ec v\u1eady, h\u00e3y lu\u00f4n ki\u1ec3m tra t\u00ecnh tr\u1ea1ng c\u1ee7a \u1ed1ng nghe, b\u1ea5t k\u1ef3 s\u1ef1 l\u1ecfng l\u1ebbo ho\u1eb7c m\u1ea3nh v\u1ee1 n\u00e0o c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn bao g\u1ed3m mi\u1ebfng \u0111\u1ec7m ng\u1ef1c, mi\u1ebfng \u0111\u1ec7m tai v\u00e0 \u1ed1ng nghe \u0111\u1ec1u c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 k\u00edn kh\u00ed.<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"E_Ong_nghe_da_nang\"><\/span><span style=\"font-size: 12pt;\">E. \u1ed0ng nghe \u0111a n\u0103ng<\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-size: 12pt;\">Khi s\u1eed d\u1ee5ng \u1ed1ng nghe hai m\u1eb7t, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n chuy\u1ec3n \u0111\u1ed5i gi\u1eefa m\u1eb7t chu\u00f4ng v\u00e0 m\u1eb7t m\u00e0ng c\u1ee7a m\u1eb7t nghe. N\u1ebfu tr\u1ea1ng th\u00e1i m\u00e0ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, chu\u00f4ng s\u1ebd \u0111\u01b0\u1ee3c t\u1eaft \u0111\u1ec3 tr\u00e1nh nhi\u1ec5u v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.\u00a0<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Bao_tri_va_ve_sinh\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>B\u1ea3o tr\u00ec v\u00e0 v\u1ec7 sinh<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">\u1ed0ng nghe Littmann c\u00f3 th\u1ec3 t\u1ef1 b\u1ea3o d\u01b0\u1ee1ng v\u00e0 v\u1ec7 sinh \u0111\u00fang c\u00e1ch \u0111\u1ec3 \u1ed1ng nghe Littmann c\u00f3 th\u1ec3 ph\u00e1t huy t\u00e1c d\u1ee5ng th\u00ednh ch\u1ea9n t\u1ed1t nh\u1ea5t.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>T\u1ef1 b\u1ea3o d\u01b0\u1ee1ng v\u00e0 v\u1ec7 sinh theo l\u1ebd th\u01b0\u1eddng:<\/strong><\/em><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 12pt;\">Kh\u00f4ng nh\u00fang \u1ed1ng nghe Littmann v\u00e0o b\u1ea5t k\u1ef3 ch\u1ea5t l\u1ecfng kh\u1eed tr\u00f9ng ho\u1eb7c d\u1ee5ng c\u1ee5 kh\u1eed tr\u00f9ng n\u00e0o; n\u1ebfu c\u1ea7n kh\u1eed tr\u00f9ng, vui l\u00f2ng s\u1eed d\u1ee5ng c\u1ed3n isopropyl 70% \u0111\u1ec3 lau nh\u1eb9<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">Tr\u00e1nh \u0111\u1ec3 \u1ed1ng nghe Littmann c\u1ee7a b\u1ea1n \u1edf n\u01a1i qu\u00e1 n\u00f3ng, qu\u00e1 l\u1ea1nh, dung m\u00f4i v\u00e0 d\u1ea7u<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">Trong qu\u00e1 tr\u00ecnh b\u1ea3o d\u01b0\u1ee1ng v\u00e0 v\u1ec7 sinh \u1ed1ng nghe Littmann, n\u00ean th\u00e1o n\u00fat tai<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 12pt;\"><em><strong>B\u1ea3o d\u01b0\u1ee1ng \u1ed1ng nghe:<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">\u1ed0ng nghe c\u1ee7a \u1ed1ng nghe 3M\u2122 Littmann ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng \u1ed1ng nh\u1ef1a PVC. N\u1ebfu \u1ed1ng PVC ti\u1ebfp x\u00fac v\u1edbi m\u1ed3 h\u00f4i c\u1ee7a c\u01a1 th\u1ec3 con ng\u01b0\u1eddi trong m\u1ed9t th\u1eddi gian d\u00e0i, n\u00f3 r\u1ea5t d\u1ec5 b\u1ecb c\u1ee9ng l\u1ea1i. V\u00ec v\u1eady, ch\u00fang t\u00f4i kh\u00f4ng khuy\u1ebfn kh\u00edch \u0111\u1ec3 \u1ed1ng nghe treo quanh c\u1ed5 ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi c\u1ed5 m\u00e0 n\u00ean treo ph\u00eda ngo\u00e0i c\u1ed5 \u00e1o.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ee5c l\u1ee5c \u1ed0ng nghe 3M LittmannVai tr\u00f2 \u1ed1ng nghe 3ML\u1ecbch s\u1eed th\u01b0\u01a1ng hi\u1ec7u\u00a0Ph\u1ea1m vi \u1ee9ng d\u1ee5ngPh\u00e2n lo\u1ea1i \u1ed1ng nghe 3MCh\u1ebf \u0111\u1ed9 chu\u00f4ng (nghe ngu\u1ed3n t\u1ea7n s\u1ed1 th\u1ea5p)C\u00e1ch s\u1eed d\u1ee5ng \u1ed1ng nghe Littmann&amp;regB\u1ea3o tr\u00ec c\u01a1 b\u1ea3n:Ki\u1ec3m tra hi\u1ec7u \u1ee9ng nghe:A. C\u00e1ch \u0111eo \u1ed1ng nghe \u0111\u00fangB. Ch\u1ecdn tai nghe ph\u00f9 h\u1ee3pC. \u0110\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c m\u1ea3nh v\u1ee5nD. &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/\" class=\"more-link\">\u0110\u1ecdc ti\u1ebfp<span class=\"screen-reader-text\"> &#8220;\u1ed0ng nghe 3M Littmann&#8221;<\/span><\/a><\/p>\n","protected":false},"featured_media":4610,"comment_status":"open","ping_status":"closed","template":"","meta":[],"yoast_head":"\n<title>\u1ed0ng nghe 3M Littmann - C\u00f4ng Ty TNHH Qu\u1ed1c T\u1ebf BiNa Vi\u1ec7t Nam<\/title>\n<meta name=\"description\" content=\"\u1ed0ng nghe 3M Littmann d\u1eabn \u0111\u1ea7u \u0111\u00e1ng tin c\u1eady trong c\u00f4ng ngh\u1ec7 nghe tim thai l\u00e0 thi\u1ebft b\u1ecb th\u00ednh ch\u1ea9n s\u1ef1 thay \u0111\u1ed5i \u00e2m thanh c\u1ee7a tim, ph\u1ed5i, c\u00e1c c\u01a1\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dpm360.com\/san-pham\/ong-nghe-3m-littmann\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u1ed0ng nghe 3M Littmann - 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