{"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\/bs\/standard\/usp-381\/","title":{"rendered":"USP 381"},"content":{"rendered":"<h2 class=\"wp-block-heading\">USP 381 i ispitivanje elastomernih zatvara\u010da<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>USP 381<\/strong> Definira funkcionalne i fiziko-kemijske zahtjeve za elastomerne \u010depove koji se koriste u pakovanju injektabilnih lijekova. Ti \u010depovi moraju odr\u017eavati sterilnost, sprje\u010davati kontaminaciju i osigurati ponovnu upotrebu kada je to potrebno. U <strong>USP 381 testiranje<\/strong>, funkcionalni testovi se fokusiraju na to kako se zatvara\u010di pona\u0161aju tokom stvarne upotrebe, posebno pod uslovima ponovljenog probadanja iglom.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Testiranje elastomernih zatvara\u010da direktno uti\u010de na sigurnost lijeka i integritet pakovanja. Laboratorije i proizvo\u0111a\u010di se oslanjaju na standardizovane metode za procjenu performansi zatvara\u010da, osiguravaju\u0107i uskla\u0111enost s farmakopejskim o\u010dekivanjima i regulatornim okvirima.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">USP 381 Elastomerne \u010depove za injekcije<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>usp 381 elastomerne \u010depove za injekcije<\/strong> standard nagla\u0161ava tri klju\u010dna testa funkcionalnosti:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Propusnost<\/strong><\/li>\n\n\n\n<li><strong>Fragmentacija<\/strong><\/li>\n\n\n\n<li><strong>Sposobnost samoljepljenja<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ovi testovi simuliraju stvarno klini\u010dko kori\u0161tenje, posebno za zatvara\u010de dizajnirane za pristup hipodermi\u010dnom iglom. Pravilna priprema uzoraka ostaje klju\u010dna: zatvara\u010di moraju pro\u0107i tretman Rje\u0161enjem S i su\u0161enje na zraku prije testiranja.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Klju\u010dno na\u010delo:<\/strong> Testiranje opona\u0161a uvjete ponovljenog probadanja uz odr\u017eavanje stroge preciznosti i reproducibilnosti mjerenja.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Test prohodnosti u ispitivanju prema USP 381<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>test penetrabilnosti<\/strong> procjenjuje silu potrebnu da igla probu\u0161i zatvara\u010d.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Sa\u017eetak postupka:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pripremite 10 bo\u010dica napunjenih do nominalnog volumena.<\/li>\n\n\n\n<li>Zatvorite pomo\u0107u probnih zatvara\u010da.<\/li>\n\n\n\n<li>Koristite podmazanu hipodermsku iglu (12\u00b0 ugao zaobljenja)<\/li>\n\n\n\n<li>Probodite svaki zatvara\u010d jednom, okomito na povr\u0161inu.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Zahtjev:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Probojna sila \u2264 <strong>10 N<\/strong><\/li>\n\n\n\n<li>Ta\u010dnost mjerenja: \u00b10,25 N<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ovaj test osigurava upotrebljivost u klini\u010dkim okru\u017eenjima. Prekomjerna sila mo\u017ee ukazivati na lo\u0161u formulaciju materijala ili nedosljednost u proizvodnji.<\/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=\"Testiranje uboda iglom medicinske \u0161price | Prilago\u0111avanje instrumenta za testiranje\" 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>Preporu\u010deno rje\u0161enje:<\/strong><br>The <strong><a href=\"https:\/\/www.packqc.com\/bs\/products\/npt-01-needle-penetrability-tester\/\" target=\"_blank\" rel=\"noreferrer noopener\">NPT-01 Tester za probadanje iglom<\/a><\/strong> Omogu\u0107ava precizno mjerenje sile uz kontroliranu brzinu i pomak. Njegovi programabilni parametri i stabilan mehani\u010dki sustav osiguravaju ponovljivu procjenu penetrabilnosti u skladu sa USP 381.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Procjena fragmentacije pri ispitivanju elastomernih zatvara\u010da<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Fragmentacija mjeri broj \u010destica gume nastalih tokom ponovljenog probadanja.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Izdvajamo iz procedure:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Test 12 zatvara\u010da pod definisanim uslovima (te\u010dna ili suha priprema)<\/li>\n\n\n\n<li>Izvedite <strong>4 probu\u0161ene gume po zatvaranju<\/strong>, svaki na razli\u010ditoj lokaciji<\/li>\n\n\n\n<li>Koristite novu iglu za svako zatvaranje.<\/li>\n\n\n\n<li>Pro\u0111ite prikupljenu teku\u0107inu kroz filter \u22640,5 \u03bcm.<\/li>\n\n\n\n<li>Izbroj vidljive \u010destice<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kriteriji prihvatanja:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ne vi\u0161e od <strong>5 vidljivih fragmenata<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Fragmenti ve\u0107i od 50 \u03bcm predstavljaju rizik od kontaminacije, posebno kod injekcijskih lijekova. Ovaj test osigurava da zatvara\u010di ne otpu\u0161taju \u010destice tokom upotrebe.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tehni\u010dki uvid:<\/strong><br>Fragmentacija je u sna\u017enoj korelaciji sa sastavom elastomera, procesom o\u010dvr\u0161\u0107ivanja i povr\u0161inskom obradom. Optimizacija formulacije zna\u010dajno smanjuje otpu\u0161tanje \u010destica.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Test samopregibnog zatvaranja elastomernog zatvara\u010da prema USP 381<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>test samopregibnog zatvaranja elastomera<\/strong> Provjerava da li zaptive odr\u017eavaju integritet nakon vi\u0161e probu\u0161ena.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Procedura:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Napunite 10 bo\u010dica do nominalnog volumena.<\/li>\n\n\n\n<li>Probodite svaki zatvara\u010d <strong>10 puta<\/strong><\/li>\n\n\n\n<li>Uronite u otopinu metilenskog plavila 0.1%.<\/li>\n\n\n\n<li>Primijenite vakuum (smanjenje od 27 kPa) 10 minuta.<\/li>\n\n\n\n<li>Vratite pritisak i dr\u017eite 30 minuta.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Zahtjev:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Nema prodora boje<\/strong> u bilo kojoj ampuli<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ovaj test je klju\u010dan za posude s vi\u0161estrukim dozama gdje se ponovljeni pristup doga\u0111a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Preporu\u010deno rje\u0161enje:<\/strong><br>The <strong><a href=\"https:\/\/www.packqc.com\/bs\/products\/lt-03-bubble-leak-test-equipment\/\" target=\"_blank\" rel=\"noreferrer noopener\">LT-03 Tester curenja<\/a><\/strong> Podr\u017eava vakuumsko ispitivanje prodora boje uz stabilnu kontrolu pritiska i vizualnu detekciju. Njegova prilagodljiva komora i pohrana parametara pobolj\u0161avaju efikasnost i ponovljivost ispitivanja.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Za\u0161to je uskla\u0111enost sa USP 381 va\u017ena<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uskla\u0111enost sa <strong>USP 381 elastomerne \u010depove za injekcije<\/strong> osigurava:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sterilnost i sigurnost lijeka<\/li>\n\n\n\n<li>Smanjen rizik od kontaminacije<\/li>\n\n\n\n<li>Regulatorno prihvatanje na globalnim tr\u017ei\u0161tima<\/li>\n\n\n\n<li>Pobolj\u0161ana pouzdanost proizvoda<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Za proizvo\u0111a\u010de i stru\u010dnjake za kontrolu kvaliteta, robusno testiranje elastomernih zatvara\u010da ja\u010da povjerenje u lanca snabdijevanja farmaceutskim proizvodima.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQs<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. Koja je glavna svrha ispitivanja po 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> Testiranje procjenjuje funkcionalnost i sigurnost elastomernih zatvara\u010da koji se koriste u pakovanju injektabilnih lijekova.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Za\u0161to je test proboja va\u017ean?<\/strong><br>Osigurava da se zatvara\u010d mo\u017ee lako probu\u0161iti bez potrebe za pretjeranom silom, \u010dime se podr\u017eava sigurna i dosljedna klini\u010dka primjena.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. \u0160ta uzrokuje fragmentaciju u zatvara\u010dima?<\/strong><br>Sastav materijala, lo\u0161e o\u010dvr\u0161\u0107ivanje i ponovljeni stres od probu\u0161ivanja mogu dovesti do nastanka \u010destica.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. Kada je potreban test samoljepljivosti?<\/strong><br>Potrebno je za zatvara\u010de koji se koriste u vi\u0161edoznim posudama gdje se igla ponovno ubacuje.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. Kako se mo\u017ee pobolj\u0161ati ta\u010dnost testiranja?<\/strong><br>Koristite kalibrisane instrumente, standardizirane postupke i dosljedne specifikacije igala.<\/p>","protected":false},"excerpt":{"rendered":"<p>USP 381 i ispitivanje elastomernih zatvara\u010da  USP 381 definira funkcionalne i fiziko-kemijske zahtjeve za elastomerne zatvara\u010de koji se koriste u pakiranju injekcijskih lijekova. Ti zatvara\u010di moraju odr\u017eavati sterilnost, sprje\u010davati kontaminaciju i osigurati ponovnu upotrebljivost kad je to potrebno. U ispitivanju prema USP 381, testovi funkcionalnosti usmjereni su na to kako se zatvara\u010di pona\u0161aju tijekom stvarne upotrebe, osobito pri ponovljenom probadanju iglom. [\u2026]<\/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\/bs\/wp-json\/wp\/v2\/standard\/10308","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/bs\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/bs\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/bs\/wp-json\/wp\/v2\/media\/10309"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/bs\/wp-json\/wp\/v2\/media?parent=10308"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/bs\/wp-json\/wp\/v2\/standard-category?post=10308"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}