{"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\/ro\/application\/usp-381.html","title":{"rendered":"USP 381"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u00cen\u021belegerea USP 381 \u0219i rolul s\u0103u \u00een ambalarea produselor farmaceutice<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>USP 381<\/strong> define\u0219te cerin\u021bele de performan\u021b\u0103 pentru capacele elastomerice utilizate \u00een ambalarea medicamentelor injectabile. Aceste dispozitive de \u00eenchidere trebuie s\u0103 men\u021bin\u0103 integritatea recipientului, permi\u021b\u00e2nd \u00een acela\u0219i timp accesul repetat al acului f\u0103r\u0103 a compromite sterilitatea. Standardul se concentreaz\u0103 pe trei evalu\u0103ri critice ale func\u021bionalit\u0103\u021bii: penetrabilitatea, fragmentarea \u0219i capacitatea de autosigilare.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Produc\u0103torii de produse farmaceutice \u0219i echipele de control al calit\u0103\u021bii se bazeaz\u0103 pe <strong>USP 381<\/strong> pentru a asigura func\u021bionarea consecvent\u0103 a \u00eenchiderilor \u00een timpul utiliz\u0103rii clinice. E\u0219ecurile \u00een ace\u0219ti parametri pot duce la contaminare, inexactit\u0103\u021bi ale dozelor sau riscuri pentru siguran\u021ba pacien\u021bilor. Prin urmare, laboratoarele trebuie s\u0103 pun\u0103 \u00een aplicare proceduri de testare precise \u0219i repetabile aliniate la standard.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Test de func\u021bionalitate a dopului flaconului conform USP 381<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>test de func\u021bionalitate a dopului flaconului<\/strong> evalueaz\u0103 modul \u00een care dispozitivele de \u00eenchidere se comport\u0103 atunci c\u00e2nd sunt expuse la condi\u021bii reale de utilizare care implic\u0103 \u00een\u021bep\u0103turi cu ace hipodermice. Testul necesit\u0103 probe pretratate \u0219i ace standardizate cu geometrie controlat\u0103.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Considera\u021biile cheie includ:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Utilizarea de ace cu conuri lungi lubrifiate (12 \u00b1 2\u00b0)<\/li>\n\n\n\n<li>Pozi\u021bii \u0219i frecven\u021be de punc\u021bie controlate<\/li>\n\n\n\n<li>M\u0103surarea precis\u0103 a for\u021bei, a gener\u0103rii de particule \u0219i a integrit\u0103\u021bii etan\u0219\u0103rii<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Aceste teste simuleaz\u0103 utilizarea clinic\u0103, asigur\u00e2ndu-se c\u0103 \u00eenchiderile men\u021bin at\u00e2t performan\u021ba mecanic\u0103, c\u00e2t \u0219i asigurarea sterilit\u0103\u021bii.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Test de penetrabilitate pentru dopul flaconului<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>test de penetrabilitate pentru dopul flaconului<\/strong> m\u0103soar\u0103 for\u021ba necesar\u0103 pentru ca un ac s\u0103 str\u0103pung\u0103 \u00eenchiderea. Acest parametru afecteaz\u0103 \u00een mod direct capacitatea de utilizare \u00een cadrul asisten\u021bei medicale.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Principiul de testare<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Operatorii umplu flacoanele la volumul nominal, aplic\u0103 capacele \u0219i perforeaz\u0103 fiecare dop cu ajutorul unui ac standardizat. Sistemul \u00eenregistreaz\u0103 for\u021ba necesar\u0103 \u00een timpul penetr\u0103rii.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Criterii de acceptare<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>For\u021ba maxim\u0103 admisibil\u0103: <strong>\u2264 10 N<\/strong><\/li>\n\n\n\n<li>Precizia m\u0103sur\u0103rii: este necesar\u0103 o precizie ridicat\u0103 (\u00b10,25 N)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Perspective practice<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Se asigur\u0103 o for\u021b\u0103 de penetrare mai mic\u0103 \u0219i constant\u0103:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Reducerea oboselii operatorului<\/li>\n\n\n\n<li>Risc minimizat de alunecare a acului<\/li>\n\n\n\n<li>Siguran\u021b\u0103 \u00eembun\u0103t\u0103\u021bit\u0103 a injec\u021biei<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Recomandarea instrumentului<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>NPT-01 <a href=\"https:\/\/www.materialstests.com\/ro\/products\/needle-puncture-tester.html\/\" target=\"_blank\" rel=\"noreferrer noopener\">Tester de penetrabilitate a acului<\/a><\/strong> ofer\u0103:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u0103surarea for\u021bei de \u00eenalt\u0103 precizie (interval de p\u00e2n\u0103 la 200 N)<\/li>\n\n\n\n<li>Vitez\u0103 de testare reglabil\u0103 pentru conformitate cu <strong>USP 381<\/strong><\/li>\n\n\n\n<li>Control stabil al mi\u0219c\u0103rii folosind \u0219urub cu bile \u0219i motor pas cu pas<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Acest sistem asigur\u0103 repetabilitatea \u0219i conformitatea cu cerin\u021bele stricte de QC farmaceutic.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Evaluarea fragment\u0103rii \u00een USP 381<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Fragmentarea evalueaz\u0103 dac\u0103 particulele de cauciuc se desprind din dispozitivul de \u00eenchidere \u00een timpul perfor\u0103rii repetate.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Prezentare general\u0103 a testului<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fiecare dop este perforat de mai multe ori \u00een locuri diferite<\/li>\n\n\n\n<li>Lichidul este filtrat printr-o membran\u0103 fin\u0103 (\u22640,5 \u03bcm)<\/li>\n\n\n\n<li>Particulele vizibile sunt num\u0103rate<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Criterii de acceptare<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Nu mai mult de cinci fragmente vizibile<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">De ce este important<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Fragmentarea prezint\u0103 un risc direct de contaminare. Particulele introduse \u00een solu\u021biile injectabile pot duce la:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pericolele pentru siguran\u021ba pacien\u021bilor<\/li>\n\n\n\n<li>Nerespectarea reglement\u0103rilor<\/li>\n\n\n\n<li>Retrageri de produse<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Laboratoarele trebuie s\u0103 asigure at\u00e2t integritatea acului, c\u00e2t \u0219i condi\u021bii de testare controlate pentru a evita rezultatele false.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Test de autoetan\u0219are pentru dopul flaconului<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>test de autoetan\u0219are pentru dopul flaconului<\/strong> evalueaz\u0103 dac\u0103 dispozitivele de \u00eenchidere se resigileaz\u0103 eficient dup\u0103 mai multe perfora\u021bii.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Metoda de testare<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fiecare dop este perforat <strong>10 ori<\/strong><\/li>\n\n\n\n<li>Fiolele sunt scufundate \u00eentr-un <strong>solu\u021bie de albastru de metilen<\/strong><\/li>\n\n\n\n<li>Vidul este aplicat \u0219i apoi eliberat<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Criterii de acceptare<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Nu s-a detectat p\u0103trunderea colorantului \u00een niciun flacon<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Interpretare tehnic\u0103<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Acest test simuleaz\u0103 fluctua\u021biile de presiune din lumea real\u0103 \u00een timpul depozit\u0103rii \u0219i manipul\u0103rii. Un e\u0219ec indic\u0103 compromiterea integrit\u0103\u021bii \u00eenchiderii recipientului (CCI).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Recomandarea instrumentului<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>LT-03 <a href=\"https:\/\/www.materialstests.com\/ro\/vacuum-leak-tester.html\/\" target=\"_blank\" rel=\"noreferrer noopener\">Tester de scurgere<\/a><\/strong> sprijin\u0103 acest test prin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Generarea condi\u021biilor de vid controlat (p\u00e2n\u0103 la -90 kPa)<\/li>\n\n\n\n<li>Asigurarea unei detect\u0103ri vizuale clare a scurgerilor<\/li>\n\n\n\n<li>Permite stocarea parametrilor pentru repetabilitate<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u00cembun\u0103t\u0103\u021be\u0219te fiabilitatea la validarea performan\u021belor de etan\u0219are sub <strong>USP 381<\/strong> condi\u021bii.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00centreb\u0103ri frecvente<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">1. Care este scopul USP 381?<br>Acesta define\u0219te cerin\u021bele de performan\u021b\u0103 pentru dispozitivele de \u00eenchidere elastomerice utilizate \u00een ambalarea produselor injectabile, concentr\u00e2ndu-se pe siguran\u021b\u0103 \u0219i func\u021bionalitate.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. De ce este important\u0103 penetrabilitatea \u00een cazul dopurilor pentru flacoane?<br>Se asigur\u0103 c\u0103 profesioni\u0219tii din domeniul s\u0103n\u0103t\u0103\u021bii pot perfora \u00een siguran\u021b\u0103 \u0219i cu u\u0219urin\u021b\u0103 dispozitivele de \u00eenchidere f\u0103r\u0103 for\u021b\u0103 sau risc excesiv.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. Cum afecteaz\u0103 fragmentarea siguran\u021ba medicamentelor?<br>Particulele deta\u0219ate pot contamina medicamentele injectabile \u0219i pot prezenta riscuri grave pentru s\u0103n\u0103tatea pacien\u021bilor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. C\u00e2nd este necesar testul de autoetan\u0219are?<br>Este necesar pentru dispozitivele de \u00eenchidere utilizate \u00een <strong>recipiente multidoz\u0103<\/strong>, unde au loc punc\u021bion\u0103ri repetate.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5. Ce instrumente sunt potrivite pentru <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> testare?<br>Sisteme precum NPT-01 Needle Puncture Tester \u0219i LT-03 Leak Tester ofer\u0103 solu\u021bii de testare precise, repetabile \u0219i conforme.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u00cen\u021belegerea standardului USP 381 \u0219i a rolului s\u0103u \u00een ambalarea produselor farmaceutice Standardul USP 381 define\u0219te cerin\u021bele de performan\u021b\u0103 pentru capacele elastomerice utilizate la ambalarea medicamentelor injectabile. Aceste capace trebuie s\u0103 men\u021bin\u0103 integritatea recipientului, permi\u021b\u00e2nd \u00een acela\u0219i timp accesul repetat al acului f\u0103r\u0103 a compromite sterilitatea. Standardul se concentreaz\u0103 pe trei evalu\u0103ri critice ale func\u021bionalit\u0103\u021bii: penetrabilitate, fragmentare \u0219i capacitate de autosigilare. Produc\u0103torii farmaceutici \u0219i controlul calit\u0103\u021bii [\u2026]<\/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\/ro\/wp-json\/wp\/v2\/application\/3275","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.materialstests.com\/ro\/wp-json\/wp\/v2\/application"}],"about":[{"href":"https:\/\/www.materialstests.com\/ro\/wp-json\/wp\/v2\/types\/application"}],"version-history":[{"count":1,"href":"https:\/\/www.materialstests.com\/ro\/wp-json\/wp\/v2\/application\/3275\/revisions"}],"predecessor-version":[{"id":3278,"href":"https:\/\/www.materialstests.com\/ro\/wp-json\/wp\/v2\/application\/3275\/revisions\/3278"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.materialstests.com\/ro\/wp-json\/wp\/v2\/media\/3277"}],"wp:attachment":[{"href":"https:\/\/www.materialstests.com\/ro\/wp-json\/wp\/v2\/media?parent=3275"}],"wp:term":[{"taxonomy":"standard","embeddable":true,"href":"https:\/\/www.materialstests.com\/ro\/wp-json\/wp\/v2\/standard?post=3275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}