{"id":10308,"date":"2026-04-27T15:52:43","date_gmt":"2026-04-27T07:52:43","guid":{"rendered":"https:\/\/www.packqc.com\/?post_type=standard&#038;p=10308"},"modified":"2026-04-27T16:06:25","modified_gmt":"2026-04-27T08:06:25","slug":"usp-381","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/cs\/standard\/usp-381\/","title":{"rendered":"USP 381"},"content":{"rendered":"<h2 class=\"wp-block-heading\">USP 381 a testov\u00e1n\u00ed elastomerov\u00fdch uz\u00e1v\u011br\u016f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>USP 381<\/strong> definuje funk\u010dn\u00ed a fyzik\u00e1ln\u011b-chemick\u00e9 po\u017eadavky na elastomerov\u00e9 uz\u00e1v\u011bry pou\u017e\u00edvan\u00e9 p\u0159i balen\u00ed injek\u010dn\u00edch l\u00e9\u010div. Tyto uz\u00e1v\u011bry mus\u00ed zachov\u00e1vat sterilitu, zabra\u0148ovat kontaminaci a zaji\u0161\u0165ovat opakovanou pou\u017eitelnost v p\u0159\u00edpad\u011b pot\u0159eby. Na adrese <strong>Testov\u00e1n\u00ed podle USP 381<\/strong>, testy funk\u010dnosti se zam\u011b\u0159uj\u00ed na to, jak se uz\u00e1v\u011bry chovaj\u00ed p\u0159i skute\u010dn\u00e9m pou\u017e\u00edv\u00e1n\u00ed, zejm\u00e9na p\u0159i opakovan\u00e9m prop\u00edchnut\u00ed jehlou.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Testov\u00e1n\u00ed elastomerov\u00fdch uz\u00e1v\u011br\u016f m\u00e1 p\u0159\u00edm\u00fd vliv na bezpe\u010dnost l\u00e9\u010div a integritu obal\u016f. Laborato\u0159e a v\u00fdrobci spol\u00e9haj\u00ed na standardizovan\u00e9 metody hodnocen\u00ed \u00fa\u010dinnosti uz\u00e1v\u011br\u016f, kter\u00e9 zaji\u0161\u0165uj\u00ed soulad s l\u00e9kopisn\u00fdmi o\u010dek\u00e1v\u00e1n\u00edmi a regula\u010dn\u00edmi r\u00e1mci.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">USP 381 Elastomerov\u00e9 uz\u00e1v\u011bry pro injekce<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>usp 381 elastomerov\u00e9 uz\u00e1v\u011bry pro injekce<\/strong> norma klade d\u016fraz na t\u0159i kritick\u00e9 testy funk\u010dnosti:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pronikavost<\/strong><\/li>\n\n\n\n<li><strong>Fragmentace<\/strong><\/li>\n\n\n\n<li><strong>Samot\u011bsnic\u00ed schopnost<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tyto testy simuluj\u00ed skute\u010dn\u00e9 klinick\u00e9 pou\u017eit\u00ed, zejm\u00e9na u uz\u00e1v\u011br\u016f ur\u010den\u00fdch pro podko\u017en\u00ed injek\u010dn\u00ed p\u0159\u00edstup. Spr\u00e1vn\u00e1 p\u0159\u00edprava vzork\u016f je i nad\u00e1le nezbytn\u00e1: uz\u00e1v\u011bry mus\u00ed b\u00fdt p\u0159ed testov\u00e1n\u00edm o\u0161et\u0159eny roztokem S a vysu\u0161eny na vzduchu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kl\u00ed\u010dov\u00e1 z\u00e1sada:<\/strong> testov\u00e1n\u00ed opakuje podm\u00ednky opakovan\u00e9ho vpichu p\u0159i zachov\u00e1n\u00ed p\u0159\u00edsn\u00e9 p\u0159esnosti a reprodukovatelnosti m\u011b\u0159en\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Zkou\u0161ka penetrability p\u0159i testov\u00e1n\u00ed podle USP 381<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>test penetrability<\/strong> vyhodnocuje s\u00edlu pot\u0159ebnou k prop\u00edchnut\u00ed uz\u00e1v\u011bru jehlou.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Shrnut\u00ed postupu:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>P\u0159ipravte si 10 lahvi\u010dek napln\u011bn\u00fdch na jmenovit\u00fd objem.<\/li>\n\n\n\n<li>T\u011bsn\u011bn\u00ed pomoc\u00ed zku\u0161ebn\u00edch uz\u00e1v\u011br\u016f<\/li>\n\n\n\n<li>Pou\u017eijte namazanou podko\u017en\u00ed jehlu (\u00fahel zkosen\u00ed 12\u00b0).<\/li>\n\n\n\n<li>Ka\u017ed\u00fd uz\u00e1v\u011br jednou prop\u00edchn\u011bte kolmo k povrchu.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Po\u017eadavek:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Penetra\u010dn\u00ed s\u00edla \u2264 <strong>10 N<\/strong><\/li>\n\n\n\n<li>P\u0159esnost m\u011b\u0159en\u00ed: \u00b10,25 N<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tento test zaji\u0161\u0165uje pou\u017eitelnost v klinick\u00e9m prost\u0159ed\u00ed. Nadm\u011brn\u00e1 s\u00edla m\u016f\u017ee nazna\u010dovat \u0161patn\u00e9 slo\u017een\u00ed materi\u00e1lu nebo v\u00fdrobn\u00ed nesrovnalost.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"Testov\u00e1n\u00ed vpichu l\u00e9ka\u0159sk\u00e9 st\u0159\u00edka\u010dky | P\u0159izp\u016fsoben\u00ed testovac\u00edch n\u00e1stroj\u016f\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/6D2saICCxCA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Doporu\u010den\u00e9 \u0159e\u0161en\u00ed:<\/strong><br>The <strong><a href=\"https:\/\/www.packqc.com\/cs\/products\/npt-01-needle-penetrability-tester\/\" target=\"_blank\" rel=\"noreferrer noopener\">Tester vpichu jehly NPT-01<\/a><\/strong> poskytuje p\u0159esn\u00e9 m\u011b\u0159en\u00ed s\u00edly s \u0159\u00edzenou rychlost\u00ed a posunem. Jeho programovateln\u00e9 parametry a stabiln\u00ed mechanick\u00fd syst\u00e9m zaji\u0161\u0165uj\u00ed opakovateln\u00e9 hodnocen\u00ed pr\u016fchodnosti v souladu s USP 381.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Hodnocen\u00ed fragmentace p\u0159i zkou\u0161k\u00e1ch elastomerov\u00fdch uz\u00e1v\u011br\u016f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Fragmentace m\u011b\u0159\u00ed po\u010det \u010d\u00e1stic pry\u017ee vznikl\u00fdch p\u0159i opakovan\u00e9m prop\u00edchnut\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Hlavn\u00ed body postupu:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Testov\u00e1n\u00ed 12 uz\u00e1v\u011br\u016f za definovan\u00fdch podm\u00ednek (kapaln\u00fd nebo such\u00fd p\u0159\u00edpravek).<\/li>\n\n\n\n<li>Prove\u010fte <strong>4 vpichy na uz\u00e1v\u011br<\/strong>, ka\u017ed\u00fd na jin\u00e9m m\u00edst\u011b<\/li>\n\n\n\n<li>Na jeden uz\u00e1v\u011br pou\u017eijte novou jehlu<\/li>\n\n\n\n<li>Filtrujte shrom\u00e1\u017ed\u011bnou kapalinu p\u0159es filtr \u22640,5 \u03bcm<\/li>\n\n\n\n<li>Po\u010d\u00edt\u00e1n\u00ed viditeln\u00fdch \u010d\u00e1stic<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Krit\u00e9ria p\u0159ijatelnosti:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ne v\u00edce ne\u017e <strong>5 viditeln\u00fdch fragment\u016f<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Fragmenty v\u011bt\u0161\u00ed ne\u017e 50 \u03bcm p\u0159edstavuj\u00ed riziko kontaminace, zejm\u00e9na u injek\u010dn\u00edch l\u00e9\u010div. Tato zkou\u0161ka zaji\u0161\u0165uje, \u017ee uz\u00e1v\u011bry b\u011bhem pou\u017e\u00edv\u00e1n\u00ed nevylu\u010duj\u00ed \u010d\u00e1stice.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Technick\u00fd pohled:<\/strong><br>Fragmentace siln\u011b koreluje se slo\u017een\u00edm elastomeru, procesem vytvrzov\u00e1n\u00ed a povrchovou \u00fapravou. Optimalizace slo\u017een\u00ed v\u00fdrazn\u011b sni\u017euje rozptyl \u010d\u00e1stic.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Elastomerov\u00fd uz\u00e1v\u011br Zkou\u0161ka samolepivosti podle USP 381<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>elastomerov\u00fd uz\u00e1v\u011br - zkou\u0161ka samovoln\u00e9ho t\u011bsn\u011bn\u00ed<\/strong> ov\u011b\u0159uje, zda uz\u00e1v\u011bry zachov\u00e1vaj\u00ed celistvost i po v\u00edcen\u00e1sobn\u00e9m prop\u00edchnut\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Postup:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Napl\u0148te 10 lahvi\u010dek na jmenovit\u00fd objem<\/li>\n\n\n\n<li>Prop\u00edchn\u011bte ka\u017ed\u00fd uz\u00e1v\u011br <strong>10kr\u00e1t<\/strong><\/li>\n\n\n\n<li>Pono\u0159te do roztoku methylenov\u00e9 mod\u0159i 0,1%<\/li>\n\n\n\n<li>Aplikujte vakuum (sn\u00ed\u017een\u00ed tlaku na 27 kPa) po dobu 10 minut.<\/li>\n\n\n\n<li>Obnovte tlak a podr\u017ete jej po dobu 30 minut<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Po\u017eadavek:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u017d\u00e1dn\u00fd pr\u016fnik barviva<\/strong> v jak\u00e9koli lahvi\u010dce<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tato zkou\u0161ka m\u00e1 z\u00e1sadn\u00ed v\u00fdznam pro v\u00edced\u00e1vkov\u00e9 n\u00e1doby, ke kter\u00fdm se p\u0159istupuje opakovan\u011b.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Doporu\u010den\u00e9 \u0159e\u0161en\u00ed:<\/strong><br>The <strong><a href=\"https:\/\/www.packqc.com\/cs\/products\/lt-03-bubble-leak-test-equipment\/\" target=\"_blank\" rel=\"noreferrer noopener\">Tester t\u011bsnosti LT-03<\/a><\/strong> podporuje vakuov\u00e9 testov\u00e1n\u00ed vniknut\u00ed barviva se stabiln\u00ed kontrolou tlaku a vizu\u00e1ln\u00ed detekc\u00ed. P\u0159izp\u016fsobiteln\u00e1 komora a ukl\u00e1d\u00e1n\u00ed parametr\u016f zvy\u0161uj\u00ed efektivitu a opakovatelnost test\u016f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pro\u010d je dodr\u017eov\u00e1n\u00ed USP 381 d\u016fle\u017eit\u00e9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Soulad s <strong>Elastomerov\u00e9 uz\u00e1v\u011bry USP 381 pro injekce<\/strong> zaji\u0161\u0165uje:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sterilita a bezpe\u010dnost l\u00e9\u010div<\/li>\n\n\n\n<li>Sn\u00ed\u017een\u00ed rizika kontaminace<\/li>\n\n\n\n<li>P\u0159ijet\u00ed pr\u00e1vn\u00edch p\u0159edpis\u016f na glob\u00e1ln\u00edch trz\u00edch<\/li>\n\n\n\n<li>Zv\u00fd\u0161en\u00e1 spolehlivost v\u00fdrobk\u016f<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Robustn\u00ed testov\u00e1n\u00ed elastomerov\u00fdch uz\u00e1v\u011br\u016f zvy\u0161uje d\u016fv\u011bru v\u00fdrobc\u016f a odborn\u00edk\u016f na kontrolu kvality v cel\u00e9m farmaceutick\u00e9m dodavatelsk\u00e9m \u0159et\u011bzci.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nej\u010dast\u011bj\u0161\u00ed dotazy<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. Jak\u00fd je hlavn\u00ed \u00fa\u010del testov\u00e1n\u00ed podle USP 381?<\/strong><br><a href=\"https:\/\/www.uspnf.com\/sites\/default\/files\/usp_pdf\/EN\/USPNF\/revisions\/381_elastomeric_closure_for_injections_rb_notice.pdf\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">USP 381<\/a> testov\u00e1n\u00ed hodnot\u00ed funk\u010dnost a bezpe\u010dnost elastomerov\u00fdch uz\u00e1v\u011br\u016f pou\u017e\u00edvan\u00fdch v injek\u010dn\u00edch obalech l\u00e9\u010div.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Pro\u010d je zkou\u0161ka pr\u016fchodnosti d\u016fle\u017eit\u00e1?<\/strong><br>Zaji\u0161\u0165uje snadn\u00e9 prop\u00edchnut\u00ed uz\u00e1v\u011bru bez nutnosti pou\u017eit\u00ed nadm\u011brn\u00e9 s\u00edly, \u010d\u00edm\u017e podporuje bezpe\u010dnou a konzistentn\u00ed klinickou aplikaci.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Co zp\u016fsobuje fragmentaci v uz\u00e1v\u011brech?<\/strong><br>Slo\u017een\u00ed materi\u00e1lu, \u0161patn\u00e9 vytvrzov\u00e1n\u00ed a opakovan\u00e9 nam\u00e1h\u00e1n\u00ed vpichem mohou v\u00e9st ke vzniku \u010d\u00e1stic.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. Kdy je nutn\u00e9 prov\u00e9st zkou\u0161ku t\u011bsnosti?<\/strong><br>Vy\u017eaduje se u uz\u00e1v\u011br\u016f pou\u017e\u00edvan\u00fdch ve v\u00edced\u00e1vkov\u00fdch n\u00e1dob\u00e1ch, do kter\u00fdch se opakovan\u011b zav\u00e1d\u00ed jehla.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. Jak lze zlep\u0161it p\u0159esnost testov\u00e1n\u00ed?<\/strong><br>Pou\u017e\u00edvejte kalibrovan\u00e9 p\u0159\u00edstroje, standardizovan\u00e9 postupy a konzistentn\u00ed specifikace jehel.<\/p>","protected":false},"excerpt":{"rendered":"<p>USP 381 a testov\u00e1n\u00ed elastomerov\u00fdch uz\u00e1v\u011br\u016f USP 381 definuje funk\u010dn\u00ed a fyzik\u00e1ln\u011b-chemick\u00e9 po\u017eadavky na elastomerov\u00e9 uz\u00e1v\u011bry pou\u017e\u00edvan\u00e9 p\u0159i balen\u00ed injek\u010dn\u00edch l\u00e9\u010div. Tyto uz\u00e1v\u011bry mus\u00ed zachov\u00e1vat sterilitu, zabra\u0148ovat kontaminaci a zaji\u0161\u0165ovat opakovanou pou\u017eitelnost v p\u0159\u00edpad\u011b pot\u0159eby. P\u0159i testov\u00e1n\u00ed podle USP 381 se zkou\u0161ky funk\u010dnosti zam\u011b\u0159uj\u00ed na to, jak se uz\u00e1v\u011bry chovaj\u00ed p\u0159i skute\u010dn\u00e9m pou\u017eit\u00ed, zejm\u00e9na za podm\u00ednek opakovan\u00e9ho vpichu jehly. [...]<\/p>","protected":false},"featured_media":10309,"parent":0,"template":"","meta":{"_acf_changed":true,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}}},"standard-category":[],"class_list":["post-10308","standard","type-standard","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard\/10308","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media\/10309"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media?parent=10308"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard-category?post=10308"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}