{"id":3275,"date":"2026-04-27T08:55:51","date_gmt":"2026-04-27T08:55:51","guid":{"rendered":"https:\/\/www.materialstests.com\/?post_type=application&#038;p=3275"},"modified":"2026-04-27T08:55:52","modified_gmt":"2026-04-27T08:55:52","slug":"usp-381","status":"publish","type":"application","link":"https:\/\/www.materialstests.com\/cs\/application\/usp-381.html","title":{"rendered":"USP 381"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Pochopen\u00ed USP 381 a jeho role ve farmaceutick\u00e9m balen\u00ed<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>USP 381<\/strong> definuje po\u017eadavky na vlastnosti elastomerov\u00fdch uz\u00e1v\u011br\u016f pou\u017e\u00edvan\u00fdch v obalech pro injek\u010dn\u00ed l\u00e9\u010diva. Tyto uz\u00e1v\u011bry mus\u00ed zachovat integritu obalu a z\u00e1rove\u0148 umo\u017enit opakovan\u00fd p\u0159\u00edstup k jehle, ani\u017e by byla naru\u0161ena sterilita. Norma se zam\u011b\u0159uje na t\u0159i kritick\u00e1 hodnocen\u00ed funk\u010dnosti: pr\u016fchodnost, fragmentaci a samouzav\u00edrac\u00ed schopnost.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00fdrobci l\u00e9\u010div a t\u00fdmy kontroly kvality spol\u00e9haj\u00ed na <strong>USP 381<\/strong> zajistit konzistentn\u00ed fungov\u00e1n\u00ed uz\u00e1v\u011br\u016f p\u0159i klinick\u00e9m pou\u017eit\u00ed. Selh\u00e1n\u00ed t\u011bchto parametr\u016f m\u016f\u017ee v\u00e9st ke kontaminaci, nep\u0159esn\u00e9mu d\u00e1vkov\u00e1n\u00ed nebo ohro\u017een\u00ed bezpe\u010dnosti pacienta. Laborato\u0159e proto mus\u00ed zav\u00e9st p\u0159esn\u00e9 a opakovateln\u00e9 zku\u0161ebn\u00ed postupy v souladu s touto normou.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Zkou\u0161ka funk\u010dnosti z\u00e1tky lahvi\u010dky podle USP 381<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Na str\u00e1nk\u00e1ch <strong>zkou\u0161ka funk\u010dnosti z\u00e1tky lahvi\u010dky<\/strong> vyhodnocuje, jak se uz\u00e1v\u011bry chovaj\u00ed p\u0159i vystaven\u00ed re\u00e1ln\u00fdm podm\u00ednk\u00e1m pou\u017eit\u00ed zahrnuj\u00edc\u00edm vpichy podko\u017en\u00edmi jehlami. Test vy\u017eaduje p\u0159edem o\u0161et\u0159en\u00e9 vzorky a standardizovan\u00e9 jehly s kontrolovanou geometri\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mezi kl\u00ed\u010dov\u00e9 aspekty pat\u0159\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pou\u017eit\u00ed mazan\u00fdch dlouh\u00fdch ku\u017eelov\u00fdch jehel (12 \u00b1 2\u00b0)<\/li>\n\n\n\n<li>\u0158\u00edzen\u00e9 polohy a frekvence vpich\u016f<\/li>\n\n\n\n<li>P\u0159esn\u00e9 m\u011b\u0159en\u00ed s\u00edly, tvorby \u010d\u00e1stic a integrity t\u011bsn\u011bn\u00ed<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tyto testy simuluj\u00ed klinick\u00e9 pou\u017eit\u00ed a zaji\u0161\u0165uj\u00ed, \u017ee uz\u00e1v\u011bry si zachov\u00e1vaj\u00ed mechanick\u00e9 vlastnosti i sterilitu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Zkou\u0161ka pr\u016fchodnosti z\u00e1tky lahvi\u010dky<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Na str\u00e1nk\u00e1ch <strong>zkou\u0161ka pr\u016fchodnosti z\u00e1tky lahvi\u010dky<\/strong> m\u011b\u0159\u00ed s\u00edlu pot\u0159ebnou k prop\u00edchnut\u00ed uz\u00e1v\u011bru jehlou. Tento parametr p\u0159\u00edmo ovliv\u0148uje pou\u017eitelnost ve zdravotnictv\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Princip testu<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Obsluha napln\u00ed lahvi\u010dky na jmenovit\u00fd objem, uzav\u0159e je a prop\u00edchne ka\u017edou z\u00e1tku pomoc\u00ed standardizovan\u00e9 jehly. Syst\u00e9m zaznamen\u00e1v\u00e1 s\u00edlu pot\u0159ebnou p\u0159i pr\u016fniku.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Krit\u00e9ria p\u0159ijatelnosti<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Maxim\u00e1ln\u00ed p\u0159\u00edpustn\u00e1 s\u00edla: <strong>\u2264 10 N<\/strong><\/li>\n\n\n\n<li>P\u0159esnost m\u011b\u0159en\u00ed: po\u017eadovan\u00e1 vysok\u00e1 p\u0159esnost (\u00b10,25 N)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Praktick\u00fd vhled<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ni\u017e\u0161\u00ed a konzistentn\u00ed penetra\u010dn\u00ed s\u00edla zaji\u0161\u0165uje:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sn\u00ed\u017een\u00ed \u00fanavy obsluhy<\/li>\n\n\n\n<li>Minimalizovan\u00e9 riziko sklouznut\u00ed jehly<\/li>\n\n\n\n<li>Zv\u00fd\u0161en\u00e1 bezpe\u010dnost injekc\u00ed<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Doporu\u010den\u00ed n\u00e1stroje<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Na str\u00e1nk\u00e1ch <strong>NPT-01 <a href=\"https:\/\/www.materialstests.com\/cs\/products\/needle-puncture-tester.html\/\" target=\"_blank\" rel=\"noreferrer noopener\">Tester pronikavosti jehly<\/a><\/strong> poskytuje:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vysoce p\u0159esn\u00e9 m\u011b\u0159en\u00ed s\u00edly (rozsah a\u017e 200 N)<\/li>\n\n\n\n<li>Nastaviteln\u00e1 rychlost testu pro dodr\u017een\u00ed <strong>USP 381<\/strong><\/li>\n\n\n\n<li>Stabiln\u00ed \u0159\u00edzen\u00ed pohybu pomoc\u00ed kuli\u010dkov\u00e9ho \u0161roubu a krokov\u00e9ho motoru<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tento syst\u00e9m zaji\u0161\u0165uje opakovatelnost a soulad s p\u0159\u00edsn\u00fdmi farmaceutick\u00fdmi po\u017eadavky na kontrolu kvality.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Hodnocen\u00ed fragmentace v USP 381<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Fragmentace hodnot\u00ed, zda se \u010d\u00e1stice pry\u017ee odd\u011bluj\u00ed od uz\u00e1v\u011bru p\u0159i opakovan\u00e9m prop\u00edchnut\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">P\u0159ehled test\u016f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ka\u017ed\u00e1 z\u00e1tka projde n\u011bkolika vpichy na r\u016fzn\u00fdch m\u00edstech.<\/li>\n\n\n\n<li>Kapalina se filtruje p\u0159es jemnou membr\u00e1nu (\u22640,5 \u03bcm).<\/li>\n\n\n\n<li>Po\u010d\u00edtaj\u00ed se viditeln\u00e9 \u010d\u00e1stice<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Krit\u00e9ria p\u0159ijatelnosti<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ne v\u00edce ne\u017e p\u011bt viditeln\u00fdch fragment\u016f<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Pro\u010d na tom z\u00e1le\u017e\u00ed<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Fragmentace p\u0159edstavuje p\u0159\u00edm\u00e9 riziko kontaminace. \u010c\u00e1stice vnesen\u00e9 do injek\u010dn\u00edch roztok\u016f mohou v\u00e9st k:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bezpe\u010dnostn\u00ed rizika pro pacienty<\/li>\n\n\n\n<li>Nedodr\u017eov\u00e1n\u00ed pr\u00e1vn\u00edch p\u0159edpis\u016f<\/li>\n\n\n\n<li>Stahov\u00e1n\u00ed v\u00fdrobk\u016f z trhu<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Laborato\u0159e mus\u00ed zajistit integritu jehel i kontrolovan\u00e9 podm\u00ednky testov\u00e1n\u00ed, aby se zabr\u00e1nilo fale\u0161n\u00fdm v\u00fdsledk\u016fm.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Zkou\u0161ka t\u011bsnosti z\u00e1tky lahvi\u010dky<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Na str\u00e1nk\u00e1ch <strong>Zkou\u0161ka t\u011bsnosti z\u00e1tky lahvi\u010dky<\/strong> vyhodnocuje, zda se uz\u00e1v\u011bry po n\u011bkolikan\u00e1sobn\u00e9m prop\u00edchnut\u00ed znovu \u00fa\u010dinn\u011b uzav\u0159ou.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Zku\u0161ebn\u00ed metoda<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ka\u017ed\u00e1 z\u00e1tka je prop\u00edchnut\u00e1 <strong>10kr\u00e1t<\/strong><\/li>\n\n\n\n<li>Lahvi\u010dky se pono\u0159\u00ed do <strong>roztok methylenov\u00e9 mod\u0159i<\/strong><\/li>\n\n\n\n<li>Vakuum je aplikov\u00e1no a pot\u00e9 uvoln\u011bno<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Krit\u00e9ria p\u0159ijatelnosti<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>V \u017e\u00e1dn\u00e9 lahvi\u010dce nebylo zji\u0161t\u011bno vniknut\u00ed barviva.<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Technick\u00fd v\u00fdklad<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tento test simuluje kol\u00eds\u00e1n\u00ed tlaku v re\u00e1ln\u00e9m prost\u0159ed\u00ed b\u011bhem skladov\u00e1n\u00ed a manipulace. Selh\u00e1n\u00ed znamen\u00e1 naru\u0161en\u00ed integrity uz\u00e1v\u011bru kontejneru (CCI).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Doporu\u010den\u00ed n\u00e1stroje<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Na str\u00e1nk\u00e1ch <strong>LT-03 <a href=\"https:\/\/www.materialstests.com\/cs\/vacuum-leak-tester.html\/\" target=\"_blank\" rel=\"noreferrer noopener\">Tester t\u011bsnosti<\/a><\/strong> podporuje tento test t\u00edm, \u017ee:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vytv\u00e1\u0159en\u00ed \u0159\u00edzen\u00e9ho vakua (a\u017e -90 kPa)<\/li>\n\n\n\n<li>Jasn\u00e1 vizu\u00e1ln\u00ed detekce \u00faniku<\/li>\n\n\n\n<li>Umo\u017en\u011bn\u00ed ukl\u00e1d\u00e1n\u00ed parametr\u016f pro opakovatelnost<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Zvy\u0161uje spolehlivost p\u0159i ov\u011b\u0159ov\u00e1n\u00ed t\u011bsnosti v podm\u00ednk\u00e1ch <strong>USP 381<\/strong> podm\u00ednky.<\/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\">1. Jak\u00fd je \u00fa\u010del USP 381?<br>Definuje po\u017eadavky na vlastnosti elastomerov\u00fdch uz\u00e1v\u011br\u016f pou\u017e\u00edvan\u00fdch v injek\u010dn\u00edch obalech se zam\u011b\u0159en\u00edm na bezpe\u010dnost a funk\u010dnost.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. Pro\u010d je u z\u00e1tek na lahvi\u010dky d\u016fle\u017eit\u00e1 pr\u016fchodnost?<br>Zaji\u0161\u0165uje, \u017ee zdravotn\u00edci mohou bezpe\u010dn\u011b a snadno propichovat uz\u00e1v\u011bry bez nadm\u011brn\u00e9 s\u00edly nebo rizika.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. Jak fragmentace ovliv\u0148uje bezpe\u010dnost l\u00e9\u010div?<br>Odtr\u017een\u00e9 \u010d\u00e1stice mohou kontaminovat injek\u010dn\u00ed l\u00e9\u010diva a p\u0159edstavovat pro pacienty v\u00e1\u017en\u00e9 zdravotn\u00ed riziko.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. Kdy je nutn\u00e9 prov\u00e9st zkou\u0161ku t\u011bsnosti?<br>Vy\u017eaduje se pro uz\u00e1v\u011bry pou\u017e\u00edvan\u00e9 v <strong>v\u00edced\u00e1vkov\u00e9 kontejnery<\/strong>, kde doch\u00e1z\u00ed k opakovan\u00e9mu prop\u00edchnut\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5. Jak\u00e9 n\u00e1stroje jsou vhodn\u00e9 pro <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\">USP 381<\/a> testov\u00e1n\u00ed?<br>Syst\u00e9my jako NPT-01 Needle Puncture Tester a LT-03 Leak Tester poskytuj\u00ed p\u0159esn\u00e1, opakovateln\u00e1 a vyhovuj\u00edc\u00ed testovac\u00ed \u0159e\u0161en\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"<p>Understanding USP 381 and Its Role in Pharmaceutical Packaging USP 381 defines the performance requirements for elastomeric closures used in injectable drug packaging. These closures must maintain container integrity while allowing repeated needle access without compromising sterility. The standard focuses on three critical functionality evaluations: penetrability, fragmentation, and self-sealing capacity. Pharmaceutical manufacturers and quality control [&hellip;]<\/p>","protected":false},"featured_media":3277,"parent":0,"template":"","meta":{"_acf_changed":false},"standard":[1550],"class_list":["post-3275","application","type-application","status-publish","has-post-thumbnail","hentry","standard-usp"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.materialstests.com\/cs\/wp-json\/wp\/v2\/application\/3275","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.materialstests.com\/cs\/wp-json\/wp\/v2\/application"}],"about":[{"href":"https:\/\/www.materialstests.com\/cs\/wp-json\/wp\/v2\/types\/application"}],"version-history":[{"count":1,"href":"https:\/\/www.materialstests.com\/cs\/wp-json\/wp\/v2\/application\/3275\/revisions"}],"predecessor-version":[{"id":3278,"href":"https:\/\/www.materialstests.com\/cs\/wp-json\/wp\/v2\/application\/3275\/revisions\/3278"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.materialstests.com\/cs\/wp-json\/wp\/v2\/media\/3277"}],"wp:attachment":[{"href":"https:\/\/www.materialstests.com\/cs\/wp-json\/wp\/v2\/media?parent=3275"}],"wp:term":[{"taxonomy":"standard","embeddable":true,"href":"https:\/\/www.materialstests.com\/cs\/wp-json\/wp\/v2\/standard?post=3275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}