{"id":1800,"date":"2026-03-19T12:36:47","date_gmt":"2026-03-19T05:36:47","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/vi-sao-dung-cu-phau-thuat-khay-y-te-bat-buoc-dung-thep-khong-gi\/"},"modified":"2026-03-19T12:36:47","modified_gmt":"2026-03-19T05:36:47","slug":"vi-sao-dung-cu-phau-thuat-khay-y-te-bat-buoc-dung-thep-khong-gi","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/vi-sao-dung-cu-phau-thuat-khay-y-te-bat-buoc-dung-thep-khong-gi\/","title":{"rendered":"V\u00ec sao d\u1ee5ng c\u1ee5 ph\u1eabu thu\u1eadt, khay y t\u1ebf b\u1eaft bu\u1ed9c d\u00f9ng th\u00e9p kh\u00f4ng g\u1ec9"},"content":{"rendered":"<div class=\"custom-toc\">\n<h3>N\u1ed9i dung ch\u00ednh<\/h3>\n<ul>\n<li><a href=\"#toc-0-yeu-cau-ky-thuat-toi-thieu-voi-dung-cu-khay-y-te\">Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt t\u1ed1i thi\u1ec3u v\u1edbi d\u1ee5ng c\u1ee5, khay y t\u1ebf<\/a><\/li>\n<li><a href=\"#toc-1-vi-sao-thep-khong-gi-dap-ung-tot-nhat\">V\u00ec sao th\u00e9p kh\u00f4ng g\u1ec9 \u0111\u00e1p \u1ee9ng t\u1ed1t nh\u1ea5t<\/a><\/li>\n<li><a href=\"#toc-2-chon-mac-thep-dung-viec-khuyen-nghi-thuc-hanh\">Ch\u1ecdn m\u00e1c th\u00e9p \u0111\u00fang vi\u1ec7c: khuy\u1ebfn ngh\u1ecb th\u1ef1c h\u00e0nh<\/a><\/li>\n<li><a href=\"#toc-3-xu-ly-be-mat-chia-khoa-chong-an-mon-va-sach-vi-sin\">X\u1eed l\u00fd b\u1ec1 m\u1eb7t: ch\u00eca kh\u00f3a ch\u1ed1ng \u0103n m\u00f2n v\u00e0 s\u1ea1ch vi sinh<\/a><\/li>\n<li><a href=\"#toc-4-thiet-ke-va-gia-cong-khay-y-te-theo-hygienic-desig\">Thi\u1ebft k\u1ebf v\u00e0 gia c\u00f4ng khay y t\u1ebf theo \u201chygienic design\u201d<\/a><\/li>\n<li><a href=\"#toc-5-tuong-thich-tiet-khuan-va-hoa-chat\">T\u01b0\u01a1ng th\u00edch ti\u1ec7t khu\u1ea9n v\u00e0 h\u00f3a ch\u1ea5t<\/a><\/li>\n<li><a href=\"#toc-6-bao-tri-va-van-hanh-keo-dai-tuoi-tho-giu-an-toan\">B\u1ea3o tr\u00ec v\u00e0 v\u1eadn h\u00e0nh: k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd, gi\u1eef an to\u00e0n<\/a><\/li>\n<li><a href=\"#toc-7-chi-phi-vong-doi-inox-tiet-kiem-hon-ban-nghi\">Chi ph\u00ed v\u00f2ng \u0111\u1eddi: inox ti\u1ebft ki\u1ec7m h\u01a1n b\u1ea1n ngh\u0129<\/a><\/li>\n<li><a href=\"#toc-8-rui-ro-khi-chon-sai-vat-lieu-hoac-xu-ly-be-mat-kem\">R\u1ee7i ro khi ch\u1ecdn sai v\u1eadt li\u1ec7u ho\u1eb7c x\u1eed l\u00fd b\u1ec1 m\u1eb7t k\u00e9m<\/a><\/li>\n<li><a href=\"#toc-9-huong-dan-dat-hang-va-kiem-soat-chat-luong-tai-vie\">H\u01b0\u1edbng d\u1eabn \u0111\u1eb7t h\u00e0ng v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng t\u1ea1i Vi\u1ec7t Nam<\/a><\/li>\n<li><a href=\"#toc-10-vi-du-ung-dung-thuc-te\">V\u00ed d\u1ee5 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/a><\/li>\n<li><a href=\"#toc-11-tham-khao\">Tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-12-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Trong \u201cc\u00f4ng nghi\u1ec7p s\u1ea1ch\u201d nh\u01b0 y t\u1ebf v\u00e0 d\u01b0\u1ee3c ph\u1ea9m, v\u1eadt li\u1ec7u ti\u1ebfp x\u00fac v\u1edbi m\u00e1u, m\u00f4, dung d\u1ecbch r\u1eeda\u2013kh\u1eed khu\u1ea9n v\u00e0 chu tr\u00ecnh ti\u1ec7t khu\u1ea9n nghi\u00eam ng\u1eb7t ph\u1ea3i b\u1ea3o \u0111\u1ea3m an to\u00e0n sinh h\u1ecdc, b\u1ec1n h\u00f3a h\u1ecdc v\u00e0 d\u1ec5 l\u00e0m s\u1ea1ch tuy\u1ec7t \u0111\u1ed1i. \u0110\u00f3 l\u00e0 l\u00fd do c\u00e1c d\u1ee5ng c\u1ee5 ph\u1eabu thu\u1eadt v\u00e0 khay y t\u1ebf ti\u00eau chu\u1ea9n g\u1ea7n nh\u01b0 lu\u00f4n \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb th\u00e9p kh\u00f4ng g\u1ec9 (inox). B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch \u0111\u1ea7y \u0111\u1ee7 \u201cv\u00ec sao\u201d \u1edf g\u00f3c nh\u00ecn k\u1ef9 thu\u1eadt, quy chu\u1ea9n, l\u1ef1a ch\u1ecdn m\u00e1c th\u00e9p, ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t, gia c\u00f4ng\u2013b\u1ea3o tr\u00ec v\u00e0 chi ph\u00ed v\u00f2ng \u0111\u1eddi.<\/p>\n<h2 id=\"toc-0-yeu-cau-ky-thuat-toi-thieu-voi-dung-cu-khay-y-te\">Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt t\u1ed1i thi\u1ec3u v\u1edbi d\u1ee5ng c\u1ee5, khay y t\u1ebf<\/h2>\n<p>&#8211; An to\u00e0n sinh h\u1ecdc (biocompatibility): kh\u00f4ng gi\u1ea3i ph\u00f3ng ion kim lo\u1ea1i v\u01b0\u1ee3t ng\u01b0\u1ee1ng, kh\u00f4ng g\u00e2y \u0111\u1ed9c t\u1ebf b\u00e0o, kh\u00f4ng g\u00e2y ph\u1ea3n \u1ee9ng m\u00f4 sau khi kh\u1eed\u2013ti\u1ec7t khu\u1ea9n.<br \/>\n&#8211; Ch\u1ed1ng \u0103n m\u00f2n v\u01b0\u1ee3t tr\u1ed9i: ch\u1ecbu m\u00e1u\/huy\u1ebft thanh (gi\u00e0u chloride), h\u00f3a ch\u1ea5t t\u1ea9y r\u1eeda\u2013kh\u1eed khu\u1ea9n, h\u01a1i n\u01b0\u1edbc b\u00e3o h\u00f2a \u00e1p su\u1ea5t cao nhi\u1ec1u chu k\u1ef3.<br \/>\n&#8211; Kh\u1ea3 n\u0103ng ti\u1ec7t khu\u1ea9n: b\u1ec1n nhi\u1ec7t \u0111\u1ebfn 134 \u00b0C (h\u1ea5p \u01b0\u1edbt), ch\u1ecbu kh\u00ed H2O2 plasma, EO; b\u1ec1 m\u1eb7t kh\u00f4ng x\u1ed1p, kh\u00f4ng gi\u1eef b\u1ea9n.<br \/>\n&#8211; C\u01a1 t\u00ednh ph\u00f9 h\u1ee3p: dao\/k\u00e9o c\u1ea7n \u0111\u1ed9 c\u1ee9ng cao \u0111\u1ec3 gi\u1eef s\u1eafc; k\u00ecm\/k\u1eb9p c\u1ea7n \u0111\u1ed9 b\u1ec1n\u2013\u0111\u1ed9 d\u1ebbo, ch\u1ed1ng m\u1ecfi.<br \/>\n&#8211; Kh\u1ea3 n\u0103ng l\u00e0m s\u1ea1ch: b\u1ec1 m\u1eb7t nh\u1eb5n, kh\u00f4ng bavia, g\u00f3c c\u1ea1nh bo tr\u00f2n, khe h\u1eb9p t\u1ed1i thi\u1ec3u \u0111\u1ec3 h\u1ea1n ch\u1ebf b\u00e1m b\u1ea9n.<br \/>\n&#8211; Truy xu\u1ea5t v\u00e0 \u1ed5n \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng: tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n v\u1eadt li\u1ec7u v\u00e0 x\u1eed l\u00fd b\u1ec1 m\u1eb7t.<\/p>\n<p>C\u00e1c ti\u00eau chu\u1ea9n vi\u1ec7n d\u1eabn th\u01b0\u1eddng g\u1eb7p:<br \/>\n&#8211; ISO 7153-1:2016 \u2013 V\u1eadt li\u1ec7u th\u00e9p d\u00f9ng cho d\u1ee5ng c\u1ee5 ph\u1eabu thu\u1eadt.<br \/>\n&#8211; ASTM F899 \u2013 Stainless Steels for Surgical Instruments.<br \/>\n&#8211; ASTM A967\/A380 \u2013 T\u1ea9y g\u1ec9 &#038; th\u1ee5 \u0111\u1ed9ng h\u00f3a (passivation) th\u00e9p kh\u00f4ng g\u1ec9.<br \/>\n&#8211; ISO 17665 v\u00e0 AAMI ST79 \u2013 Ti\u1ec7t khu\u1ea9n b\u1eb1ng h\u01a1i n\u01b0\u1edbc \u01b0\u1edbt v\u00e0 t\u00e1i x\u1eed l\u00fd d\u1ee5ng c\u1ee5.<\/p>\n<h2 id=\"toc-1-vi-sao-thep-khong-gi-dap-ung-tot-nhat\">V\u00ec sao th\u00e9p kh\u00f4ng g\u1ec9 \u0111\u00e1p \u1ee9ng t\u1ed1t nh\u1ea5t<\/h2>\n<h3>1) Ch\u1ed1ng \u0103n m\u00f2n trong m\u00f4i tr\u01b0\u1eddng gi\u00e0u chloride<\/h3>\n<p>&#8211; L\u1edbp th\u1ee5 \u0111\u1ed9ng Cr2O3 t\u1ef1 t\u00e1i t\u1ea1o gi\u00fap inox kh\u00e1ng r\u1ed7 (pitting) v\u00e0 k\u1ebd h\u1edf (crevice).<br \/>\n&#8211; C\u00e1c m\u00e1c c\u00f3 Mo nh\u01b0 316L t\u0103ng ch\u1ec9 s\u1ed1 PREN (kh\u1ea3 n\u0103ng ch\u1ed1ng r\u1ed7) l\u00ean ~24\u201327, cao h\u01a1n 304 (~18\u201319), ph\u00f9 h\u1ee3p ti\u1ebfp x\u00fac m\u00e1u\/d\u1ecbch, mu\u1ed1i sinh l\u00fd v\u00e0 t\u00e1c nh\u00e2n kh\u1eed khu\u1ea9n.<\/p>\n<h3>2) \u1ed4n \u0111\u1ecbnh qua chu tr\u00ecnh ti\u1ec7t khu\u1ea9n<\/h3>\n<p>&#8211; B\u1ec1n nhi\u1ec7t \u1edf 121\u2013134 \u00b0C, 2\u20133 bar (h\u1ea5p \u01b0\u1edbt). Kh\u00f4ng bi\u1ebfn d\u1ea1ng, kh\u00f4ng l\u00e3o h\u00f3a nhanh nh\u01b0 nh\u1ef1a.<br \/>\n&#8211; Kh\u00f4ng b\u1ecb gi\u00f2n do nhi\u1ec7t nh\u01b0 m\u1ed9t s\u1ed1 h\u1ee3p kim \u0111\u1ed3ng ho\u1eb7c th\u00e9p carbon.<\/p>\n<h3>3) V\u1ec7 sinh v\u00e0 l\u00e0m s\u1ea1ch t\u1ed1i \u01b0u<\/h3>\n<p>&#8211; B\u1ec1 m\u1eb7t \u0111\u1eb7c, kh\u00f4ng x\u1ed1p; c\u00f3 th\u1ec3 \u0111\u00e1nh b\u00f3ng\/\u0111i\u1ec7n h\u00f3a \u0111\u1ec3 \u0111\u1ea1t Ra < 0,4 \u03bcm gi\u00fap gi\u1ea3m l\u01b0u gi\u1eef biofilm.\n- Ch\u1ecbu \u0111\u01b0\u1ee3c quy tr\u00ecnh r\u1eeda c\u01a1 h\u1ecdc trong m\u00e1y r\u1eeda\u2013kh\u1eed khu\u1ea9n theo ISO 15883.\n\n\n\n<h3>4) C\u01a1 t\u00ednh v\u00e0 \u0111\u1ed9 c\u1ee9ng theo nhu c\u1ea7u<\/h3>\n<p>&#8211; Nh\u00f3m martensitic (420, 440A\/B\/C) t\u00f4i\u2013ram \u0111\u1ea1t \u0111\u1ebfn ~HRC 50\u201360 cho l\u01b0\u1ee1i c\u1eaft gi\u1eef s\u1eafc l\u00e2u.<br \/>\n&#8211; Nh\u00f3m austenitic (304, 316L) d\u1ebbo, dai, h\u00e0n t\u1ed1t cho khay, gi\u1ecf, k\u1eb9p kh\u00f4ng c\u1eaft, l\u01b0\u1edbi, tay c\u1ea7m.<\/p>\n<h3>5) T\u00ednh tr\u01a1 sinh h\u1ecdc v\u00e0 th\u1ea5p ph\u00e1t sinh ion<\/h3>\n<p>&#8211; 316L (h\u00e0m l\u01b0\u1ee3ng C th\u1ea5p) gi\u1ea3m nh\u1ea1y c\u1ea3m \u0103n m\u00f2n li\u00ean h\u1ea1t v\u00e0 gi\u1ea3i ph\u00f3ng ion Ni\/Cr, ph\u00f9 h\u1ee3p y\u00eau c\u1ea7u biocompatibility c\u1ee7a thi\u1ebft b\u1ecb y t\u1ebf kh\u00f4ng c\u1ea5y gh\u00e9p.<\/p>\n<h2 id=\"toc-2-chon-mac-thep-dung-viec-khuyen-nghi-thuc-hanh\">Ch\u1ecdn m\u00e1c th\u00e9p \u0111\u00fang vi\u1ec7c: khuy\u1ebfn ngh\u1ecb th\u1ef1c h\u00e0nh<\/h2>\n<p>&#8211; Khay, gi\u1ecf, h\u1ed9p d\u1ee5ng c\u1ee5:<br \/>\n  &#8211; \u01afu ti\u00ean: 316L (EN 1.4404\/1.4435; SUS316L). D\u00f9ng cho khu v\u1ef1c ti\u1ec7t khu\u1ea9n trung t\u00e2m (CSSD), ti\u1ebfp x\u00fac th\u01b0\u1eddng xuy\u00ean v\u1edbi h\u00f3a ch\u1ea5t\/ki\u1ec1m\/chloride.<br \/>\n  &#8211; C\u00f3 th\u1ec3 d\u00f9ng: 304 (EN 1.4301; SUS304) cho m\u00f4i tr\u01b0\u1eddng \u00edt chloride, nh\u01b0ng ch\u00fa \u00fd nguy c\u01a1 r\u1ed7 n\u1ebfu d\u00f9ng ch\u1ea5t t\u1ea9y ch\u1ee9a hypochlorite.<br \/>\n&#8211; D\u1ee5ng c\u1ee5 c\u1eaft (dao, k\u00e9o, m\u0169i khoan, l\u01b0\u1ee1i b\u00e0o x\u01b0\u01a1ng):<br \/>\n  &#8211; 420 (EN 1.4021\/1.4034) ho\u1eb7c 440A\/B\/C (EN 1.4125) theo ISO 7153-1\/ASTM F899; \u0111\u1ea1t HRC ~48\u201360 sau nhi\u1ec7t luy\u1ec7n.<br \/>\n&#8211; D\u1ee5ng c\u1ee5 k\u1eb9p, k\u00ecm, kh\u1edbp b\u1ea3n l\u1ec1 c\u1ea7n \u0111\u1ed9 b\u1ec1n cao:<br \/>\n  &#8211; 410\/420 t\u00f4i\u2013ram, ho\u1eb7c 17-4PH (EN 1.4542) khi c\u1ea7n t\u1ef7 s\u1ed1 b\u1ec1n\/kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc.<br \/>\n&#8211; Kh\u00f4ng khuy\u1ebfn ngh\u1ecb cho khay\/d\u1ee5ng c\u1ee5: 430 (ferritic) \u2013 chi ph\u00ed th\u1ea5p nh\u01b0ng ch\u1ed1ng r\u1ed7 k\u00e9m trong m\u00f4i tr\u01b0\u1eddng chloride v\u00e0 ti\u1ec7t khu\u1ea9n l\u1eb7p l\u1ea1i.<\/p>\n<p>L\u01b0u \u00fd \u0111\u1ed3ng b\u1ed9 chu\u1ea9n:<br \/>\n&#8211; T\u1ea5m\/thanh theo ASTM A240\/A276; y\u00eau c\u1ea7u ch\u1ee9ng ch\u1ec9 3.1 (EN 10204) v\u00e0 truy xu\u1ea5t m\u1ebb luy\u1ec7n.<br \/>\n&#8211; Ghi r\u00f5 b\u1ec1 m\u1eb7t: 2B\/BA cho khay; \u0111\u00e1nh b\u00f3ng c\u01a1\/\u0111i\u1ec7n h\u00f3a cho d\u1ee5ng c\u1ee5.<\/p>\n<h2 id=\"toc-3-xu-ly-be-mat-chia-khoa-chong-an-mon-va-sach-vi-sin\">X\u1eed l\u00fd b\u1ec1 m\u1eb7t: ch\u00eca kh\u00f3a ch\u1ed1ng \u0103n m\u00f2n v\u00e0 s\u1ea1ch vi sinh<\/h2>\n<p>&#8211; T\u1ea9y g\u1ec9 v\u00e0 th\u1ee5 \u0111\u1ed9ng h\u00f3a (passivation): theo ASTM A967 (axit nitric ho\u1eb7c citric) sau gia c\u00f4ng\/h\u00e0n \u0111\u1ec3 t\u00e1i t\u1ea1o l\u1edbp th\u1ee5 \u0111\u1ed9ng b\u1ec1 m\u1eb7t gi\u00e0u Cr.<br \/>\n&#8211; Pickling m\u1ed1i h\u00e0n: lo\u1ea1i b\u1ecf x\u1ec9\/oxy h\u00f3a sau TIG \u0111\u1ec3 ng\u0103n \u0103n m\u00f2n k\u1ebd h\u1edf.<br \/>\n&#8211; \u0110i\u1ec7n h\u00f3a \u0111\u00e1nh b\u00f3ng (electropolishing): gi\u1ea3m Ra xu\u1ed1ng 0,2\u20130,4 \u03bcm, lo\u1ea1i \u0111\u1ec9nh nh\u00e1m, t\u0103ng \u0111\u1ed9 s\u1ea1ch, gi\u1ea3m b\u00e1m b\u1ea9n v\u00e0 n\u00e2ng kh\u1ea3 n\u0103ng kh\u1eed khu\u1ea9n.<br \/>\n&#8211; Tr\u00e1nh nhi\u1ec5m s\u1eaft ngo\u1ea1i lai: kh\u00f4ng d\u00f9ng \u0111\u00e1 m\u00e0i\/d\u1ee5ng c\u1ee5 th\u00e9p carbon chung; ki\u1ec3m tra b\u1eb1ng dung d\u1ecbch th\u1eed Fe ho\u1eb7c test \u0111\u1ed3ng sunfat.<\/p>\n<h2 id=\"toc-4-thiet-ke-va-gia-cong-khay-y-te-theo-hygienic-desig\">Thi\u1ebft k\u1ebf v\u00e0 gia c\u00f4ng khay y t\u1ebf theo \u201chygienic design\u201d<\/h2>\n<p>&#8211; V\u1eadt li\u1ec7u &#038; \u0111\u1ed9 d\u00e0y: t\u1ea5m 316L d\u00e0y 0,8\u20131,2 mm cho khay; l\u01b0\u1edbi 304\/316L \u00d8 1\u20132 mm cho gi\u1ecf.<br \/>\n&#8211; K\u1ebft c\u1ea5u:<br \/>\n  &#8211; Bo g\u00f3c R \u2265 3 mm; kh\u00f4ng \u0111\u1ec3 khe h\u1eb9p < 0,8 mm n\u01a1i kh\u00f3 l\u00e0m s\u1ea1ch.\n  - L\u1ed7 tho\u00e1t n\u01b0\u1edbc\/tho\u00e1t h\u01a1i ph\u00e2n b\u1ed1 \u0111\u1ec1u, \u0111\u1ea3m b\u1ea3o th\u1ea5m\u2013tho\u00e1t trong h\u1ea5p \u01b0\u1edbt.\n  - Tay c\u1ea7m g\u1eadp ho\u1eb7c h\u00e0n k\u00edn, m\u00e9p g\u1ea5p k\u00e9p \u0111\u1ec3 t\u0103ng c\u1ee9ng, tr\u00e1nh s\u1eafc c\u1ea1nh.\n  - Kh\u1ea3 n\u0103ng x\u1ebfp ch\u1ed3ng, khoanh v\u00f9ng d\u1ee5ng c\u1ee5, th\u1ebb nh\u1eadn d\u1ea1ng kh\u1eafc laser (kh\u00f4ng ph\u00e1 l\u1edbp th\u1ee5 \u0111\u1ed9ng).\n- Quy tr\u00ecnh h\u00e0n: TIG v\u1edbi que ph\u00f9 h\u1ee3p (ER316L cho 316L); l\u00e0m s\u1ea1ch sau h\u00e0n b\u1eb1ng pickling\u2013passivation.\n\n\n\n<h2 id=\"toc-5-tuong-thich-tiet-khuan-va-hoa-chat\">T\u01b0\u01a1ng th\u00edch ti\u1ec7t khu\u1ea9n v\u00e0 h\u00f3a ch\u1ea5t<\/h2>\n<p>&#8211; H\u1ea5p \u01b0\u1edbt (ISO 17665\/AAMI ST79): 121 \u00b0C\/30 ph\u00fat ho\u1eb7c 132\u2013134 \u00b0C\/3\u20135 ph\u00fat; inox 316L \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc, kh\u00f4ng l\u00e3o h\u00f3a.<br \/>\n&#8211; M\u00e1y r\u1eeda\u2013kh\u1eed khu\u1ea9n (ISO 15883): ch\u1ea5p nh\u1eadn ch\u1ea5t t\u1ea9y trung t\u00ednh\/ki\u1ec1m nh\u1eb9; tr\u00e1nh ki\u1ec1m m\u1ea1nh k\u00e9o d\u00e0i c\u00f3 chloride.<br \/>\n&#8211; H\u00f3a ch\u1ea5t:<br \/>\n  &#8211; Tr\u00e1nh\/h\u1ea1n ch\u1ebf NaOCl (Javen); n\u1ebfu b\u1eaft bu\u1ed9c, n\u1ed3ng \u0111\u1ed9 th\u1ea5p, th\u1eddi gian ng\u1eafn, tr\u00e1ng k\u1ef9 b\u1eb1ng n\u01b0\u1edbc DI.<br \/>\n  &#8211; \u01afu ti\u00ean dung d\u1ecbch enzyme pH trung t\u00ednh (7\u201310), kh\u00f4ng ch\u1ee9a halogen; tr\u00e1ng cu\u1ed1i b\u1eb1ng n\u01b0\u1edbc kh\u1eed kho\u00e1ng \u0111\u1ec3 tr\u00e1nh v\u1ebft mu\u1ed1i.<br \/>\n&#8211; Kh\u00ed H2O2 plasma\/EO: inox t\u01b0\u01a1ng th\u00edch; lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n c\u1eb7n h\u1eefu c\u01a1 tr\u01b0\u1edbc x\u1eed l\u00fd \u0111\u1ec3 tr\u00e1nh \u1ed1 b\u1ec1 m\u1eb7t.<\/p>\n<h2 id=\"toc-6-bao-tri-va-van-hanh-keo-dai-tuoi-tho-giu-an-toan\">B\u1ea3o tr\u00ec v\u00e0 v\u1eadn h\u00e0nh: k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd, gi\u1eef an to\u00e0n<\/h2>\n<p>&#8211; Quy tr\u00ecnh ng\u1eafn g\u1ecdn:<br \/>\n  1) Ti\u1ec1n ng\u00e2m b\u1eb1ng dung d\u1ecbch enzyme ngay sau s\u1eed d\u1ee5ng, kh\u00f4ng \u0111\u1ec3 kh\u00f4 b\u00e1m m\u00e1u.<br \/>\n  2) Ch\u1ea3i m\u1ec1m, kh\u00f4ng d\u00f9ng len th\u00e9p\/nh\u00e1m m\u00e0i.<br \/>\n  3) R\u1eeda m\u00e1y theo khuy\u1ebfn ngh\u1ecb nh\u00e0 s\u1ea3n xu\u1ea5t h\u00f3a ch\u1ea5t; tr\u00e1ng DI v\u00e0 s\u1ea5y kh\u00f4 ho\u00e0n to\u00e0n.<br \/>\n  4) B\u00f4i tr\u01a1n kh\u1edbp b\u1eb1ng d\u1ea7u y t\u1ebf g\u1ed1c paraffin; ki\u1ec3m tra m\u00f2n\/r\u1ed7; lo\u1ea1i b\u1ecf d\u1ee5ng c\u1ee5 h\u01b0 h\u1ea1i.<br \/>\n&#8211; Tr\u00e1nh:<br \/>\n  &#8211; Ng\u00e2m n\u01b0\u1edbc mu\u1ed1i sinh l\u00fd k\u00e9o d\u00e0i; ti\u1ebfp x\u00fac h\u00f3a ch\u1ea5t ch\u1ee9a chloride, iodide \u0111\u1eadm \u0111\u1eb7c.<br \/>\n  &#8211; Ti\u1ebfp x\u00fac \u0111i\u1ec7n h\u00f3a kh\u00e1c kim (nh\u00f4m\/\u0111\u1ed3ng) l\u00e2u d\u00e0i trong \u1ea9m \u01b0\u1edbt.<br \/>\n  &#8211; X\u1ebfp ch\u1ed3ng ch\u1eb7t l\u00e0m gi\u1eef \u1ea9m g\u00e2y \u0103n m\u00f2n k\u1ebd h\u1edf.<\/p>\n<h2 id=\"toc-7-chi-phi-vong-doi-inox-tiet-kiem-hon-ban-nghi\">Chi ph\u00ed v\u00f2ng \u0111\u1eddi: inox ti\u1ebft ki\u1ec7m h\u01a1n b\u1ea1n ngh\u0129<\/h2>\n<p>&#8211; Chi ph\u00ed \u0111\u1ea7u t\u01b0: inox > nh\u1ef1a k\u1ef9 thu\u1eadt (PP, PPSU) v\u1edbi khay\/gi\u1ecf.<br \/>\n&#8211; Chi ph\u00ed v\u00f2ng \u0111\u1eddi:<br \/>\n  &#8211; Inox 316L d\u00f9ng b\u1ec1n > 8\u201312 n\u0103m trong CSSD n\u1ebfu b\u1ea3o tr\u00ec chu\u1ea9n; nh\u1ef1a d\u1ec5 l\u00e3o h\u00f3a, n\u1ee9t do nhi\u1ec7t\/ki\u1ec1m, ph\u1ea3i thay s\u1edbm.<br \/>\n  &#8211; Kh\u1ea3 n\u0103ng s\u1eeda ch\u1eefa (h\u00e0n, \u0111\u00e1nh b\u00f3ng, passivation) gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd.<br \/>\n&#8211; T\u00ednh s\u1eb5n c\u00f3, t\u00e1i ch\u1ebf 100% gi\u1ea3m t\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu (TCO).<\/p>\n<h2 id=\"toc-8-rui-ro-khi-chon-sai-vat-lieu-hoac-xu-ly-be-mat-kem\">R\u1ee7i ro khi ch\u1ecdn sai v\u1eadt li\u1ec7u ho\u1eb7c x\u1eed l\u00fd b\u1ec1 m\u1eb7t k\u00e9m<\/h2>\n<p>&#8211; R\u1ed7\/k\u1ebd h\u1edf v\u00e0 \u1ed1 n\u00e2u \u2192 ngu\u1ed3n b\u00e1m biofilm, t\u0103ng nguy c\u01a1 nhi\u1ec5m khu\u1ea9n ch\u00e9o.<br \/>\n&#8211; G\u00e3y\/l\u1ecfng kh\u1edbp do v\u1eadt li\u1ec7u kh\u00f4ng \u0111\u1ea1t HRC thi\u1ebft k\u1ebf.<br \/>\n&#8211; N\u1ee9t \u0103n m\u00f2n \u1ee9ng su\u1ea5t khi d\u00f9ng 304 trong m\u00f4i tr\u01b0\u1eddng chloride n\u00f3ng\/ki\u1ec1m.<br \/>\n&#8211; Kh\u00f4ng tu\u00e2n th\u1ee7 ISO 7153-1\/ASTM F899 \u2192 r\u1ee7i ro ki\u1ec3m \u0111\u1ecbnh, thu h\u1ed3i thi\u1ebft b\u1ecb.<\/p>\n<h2 id=\"toc-9-huong-dan-dat-hang-va-kiem-soat-chat-luong-tai-vie\">H\u01b0\u1edbng d\u1eabn \u0111\u1eb7t h\u00e0ng v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng t\u1ea1i Vi\u1ec7t Nam<\/h2>\n<p>&#8211; \u0110\u1eb7c t\u1ea3 n\u00ean ghi:<br \/>\n  &#8211; M\u00e1c th\u00e9p (AISI\/EN\/SUS), ch\u1ee9ng ch\u1ec9 3.1; ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m (ASTM A240\/A276).<br \/>\n  &#8211; X\u1eed l\u00fd b\u1ec1 m\u1eb7t: pickling + passivation (ASTM A967); y\u00eau c\u1ea7u Ra m\u1ee5c ti\u00eau (khay \u2264 0,8 \u03bcm; d\u1ee5ng c\u1ee5 \u2264 0,4 \u03bcm n\u1ebfu \u0111\u00e1nh b\u00f3ng \u0111i\u1ec7n).<br \/>\n  &#8211; Nhi\u1ec7t luy\u1ec7n &#038; \u0111\u1ed9 c\u1ee9ng m\u1ee5c ti\u00eau cho d\u1ee5ng c\u1ee5 c\u1eaft (v\u00ed d\u1ee5 440C: HRC 56\u201360).<br \/>\n  &#8211; Quy tr\u00ecnh h\u00e0n v\u00e0 l\u00e0m s\u1ea1ch sau h\u00e0n; ki\u1ec3m tra \u0103n m\u00f2n \u0111i\u1ec3m (ferric chloride test n\u1ebfu c\u1ea7n).<br \/>\n  &#8211; Bao g\u00f3i s\u1ea1ch, d\u1ea7u b\u1ea3o qu\u1ea3n y t\u1ebf, h\u01b0\u1edbng d\u1eabn v\u1ec7 sinh\/ti\u1ec7t khu\u1ea9n.<br \/>\n&#8211; Ki\u1ec3m tra nh\u1eadn h\u00e0ng:<br \/>\n  &#8211; So s\u00e1nh ch\u1ee9ng ch\u1ec9 nhi\u1ec7t luy\u1ec7n\/th\u00e0nh ph\u1ea7n; ki\u1ec3m tra PMI (x\u00e1c \u0111\u1ecbnh m\u00e1c b\u1eb1ng XRF).<br \/>\n  &#8211; Ki\u1ec3m tra b\u1ec1 m\u1eb7t: kh\u00f4ng bavia, kh\u00f4ng v\u1ebft m\u00e0i s\u00e2u, kh\u00f4ng nhi\u1ec5m s\u1eaft (test nhanh).<br \/>\n  &#8211; Th\u1eed l\u1eafp\/\u0111\u00f3ng m\u1edf kh\u1edbp, c\u00e2n\/\u0111o k\u00edch th\u01b0\u1edbc khay, \u0111\u1ea3m b\u1ea3o l\u1ed7 tho\u00e1t.<\/p>\n<h2 id=\"toc-10-vi-du-ung-dung-thuc-te\">V\u00ed d\u1ee5 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/h2>\n<p>&#8211; Khay CSSD 316L, t\u1ea5m 1,0 mm, \u0111\u1ed9t l\u1ed7 \u00d86\u20138 mm, g\u1ea5p m\u00e9p c\u1ee9ng, h\u00e0n TIG, pickling + passivation + \u0111i\u1ec7n h\u00f3a; d\u00f9ng 10 n\u0103m trong chu tr\u00ecnh h\u1ea5p 134 \u00b0C, ch\u1ea5t t\u1ea9y trung t\u00ednh \u2192 kh\u00f4ng r\u1ed7, kh\u00f4ng bi\u1ebfn d\u1ea1ng.<br \/>\n&#8211; K\u00e9o m\u1ed5 420A HRC ~50, \u0111\u00e1nh b\u00f3ng g\u01b0\u01a1ng, passivation; s\u1eafc b\u1ec1n sau >100 chu k\u1ef3 n\u1ebfu b\u1ea3o tr\u00ec \u0111\u00fang (kh\u00f4ng d\u00f9ng Javen, s\u1ea5y kh\u00f4, b\u00f4i tr\u01a1n kh\u1edbp).<\/p>\n<h2 id=\"toc-11-tham-khao\">Tham kh\u1ea3o<\/h2>\n<p>&#8211; ISO 7153-1:2016 \u2013 Surgical instruments \u2014 Materials. ISO.<br \/>\n&#8211; ASTM F899-20 \u2013 Standard Specification for Stainless Steels for Surgical Instruments. ASTM International.<br \/>\n&#8211; ASTM A967\/A967M \u2013 Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts. ASTM International.<br \/>\n&#8211; AAMI ST79 \u2013 Comprehensive guide to steam sterilization and sterility assurance in health care facilities. AAMI.<br \/>\n&#8211; ISO 17665 \u2013 Sterilization of health care products \u2014 Moist heat.<br \/>\n&#8211; World Stainless (ISSF): Stainless Steel for Hygienic Applications (technical brochures).<\/p>\n<h2 id=\"toc-12-ket-luan\">K\u1ebft lu\u1eadn<\/h2>\n<p>Th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0 l\u1ef1a ch\u1ecdn b\u1eaft bu\u1ed9c cho d\u1ee5ng c\u1ee5 ph\u1eabu thu\u1eadt v\u00e0 khay y t\u1ebf v\u00ec \u0111\u00e1p \u1ee9ng \u0111\u1ed3ng th\u1eddi b\u1ed1n tr\u1ee5 c\u1ed9t: an to\u00e0n sinh h\u1ecdc, ch\u1ed1ng \u0103n m\u00f2n cao trong m\u00f4i tr\u01b0\u1eddng chloride\u2013h\u00f3a ch\u1ea5t, \u1ed5n \u0111\u1ecbnh qua ti\u1ec7t khu\u1ea9n l\u1eb7p l\u1ea1i v\u00e0 c\u01a1 t\u00ednh ph\u00f9 h\u1ee3p v\u1edbi ch\u1ee9c n\u0103ng. L\u1ef1a ch\u1ecdn m\u00e1c \u0111\u00fang (316L cho khay\/gi\u1ecf; 420\/440 cho l\u01b0\u1ee1i c\u1eaft), x\u1eed l\u00fd b\u1ec1 m\u1eb7t \u0111\u00fang chu\u1ea9n (pickling\u2013passivation, \u0111\u00e1nh b\u00f3ng\/\u0111i\u1ec7n h\u00f3a) v\u00e0 tu\u00e2n th\u1ee7 quy tr\u00ecnh v\u1ec7 sinh\u2013b\u1ea3o tr\u00ec s\u1ebd b\u1ea3o \u0111\u1ea3m hi\u1ec7u n\u0103ng d\u00e0i h\u1ea1n, gi\u1ea3m chi ph\u00ed v\u00f2ng \u0111\u1eddi v\u00e0 r\u1ee7i ro nhi\u1ec5m khu\u1ea9n. <\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n chi ti\u1ebft theo \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 ho\u1eb7c b\u00e1o gi\u00e1 v\u1eadt t\u01b0\u2013gia c\u00f4ng inox y t\u1ebf t\u1ea1i H\u00e0 N\u1ed9i? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 nhanh nh\u1ea5t.<br \/>\n&#8211; Hotline: 0343.417.281<br \/>\n&#8211; Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>V\u00ec sao thi\u1ebft b\u1ecb y t\u1ebf ph\u1ea3i d\u00f9ng th\u00e9p kh\u00f4ng g\u1ec9: an to\u00e0n sinh h\u1ecdc, ch\u1ed1ng \u0103n m\u00f2n, ch\u1ecbu ti\u1ec7t khu\u1ea9n; ch\u1ecdn m\u00e1c 316L\/420\/440 theo ISO 7153-1, ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t \u0111\u00fang chu\u1ea9n.<\/p>\n","protected":false},"author":7,"featured_media":1011,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1800","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1800","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/comments?post=1800"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1800\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1011"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=1800"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=1800"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=1800"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}