{"id":9290,"date":"2026-02-02T11:23:36","date_gmt":"2026-02-02T03:23:36","guid":{"rendered":"https:\/\/www.packqc.com\/applications\/needle-sharpness-testing\/"},"modified":"2026-03-25T11:38:49","modified_gmt":"2026-03-25T03:38:49","slug":"needle-sharpness-testing","status":"publish","type":"applications","link":"https:\/\/www.packqc.com\/cs\/applications\/needle-sharpness-testing\/","title":{"rendered":"Testov\u00e1n\u00ed ostrosti jehel"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Testov\u00e1n\u00ed ostrosti jehel je d\u016fle\u017eitou sou\u010d\u00e1st\u00ed zaji\u0161t\u011bn\u00ed kvality l\u00e9ka\u0159sk\u00fdch, chirurgick\u00fdch a akupunkturn\u00edch jehel. P\u0159\u00edmo ovliv\u0148uje pohodl\u00ed pacienta, p\u0159esnost injekce a bezpe\u010dnost. Toto testov\u00e1n\u00ed zahrnuje hodnocen\u00ed <strong data-start=\"763\" data-end=\"784\">penetra\u010dn\u00ed s\u00edla<\/strong> hrotu jehly a jej\u00ed odolnost proti zlomen\u00ed nebo deformaci. Normy jako nap\u0159. <strong data-start=\"872\" data-end=\"886\">ASTM F3014<\/strong>, <strong data-start=\"888\" data-end=\"901\">ISO 17218<\/strong>, <strong data-start=\"903\" data-end=\"918\">ISO 11040-4<\/strong>a <strong data-start=\"924\" data-end=\"936\">ISO 7864<\/strong> poskytuj\u00ed p\u0159\u00edsn\u00e9 zku\u0161ebn\u00ed metody, kter\u00e9 zaji\u0161\u0165uj\u00ed spolehliv\u00e9 a reprodukovateln\u00e9 v\u00fdsledky.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pro\u010d je d\u016fle\u017eit\u00e9 testov\u00e1n\u00ed ostrosti jehel<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Testov\u00e1n\u00ed ostrosti jehel zaji\u0161\u0165uje, \u017ee l\u00e9ka\u0159sk\u00e9 a akupunkturn\u00ed jehly spl\u0148uj\u00ed po\u017eadovan\u00e9 v\u00fdkonnostn\u00ed specifikace. \u0160patn\u011b nabrou\u0161en\u00e9 jehly mohou zp\u016fsobit bolest, poran\u011bn\u00ed tk\u00e1n\u00ed a komplikace. Kvalitn\u00ed testov\u00e1n\u00ed jehel tato rizika minimalizuje a zlep\u0161uje v\u00fdsledky u pacient\u016f. P\u0159edn\u00ed v\u00fdrobci, jako nap\u0159. <strong data-start=\"1361\" data-end=\"1381\">Bun\u011b\u010dn\u00e9 n\u00e1stroje<\/strong>, nab\u00edz\u00ed nejmodern\u011bj\u0161\u00ed zku\u0161ebn\u00ed stroje, kter\u00e9 spl\u0148uj\u00ed mezin\u00e1rodn\u00ed normy.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kl\u00ed\u010dov\u00e9 normy pro testov\u00e1n\u00ed ostrosti jehel<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Znalost hlavn\u00edch norem pom\u00e1h\u00e1 zajistit p\u0159esn\u00e9 a vyhovuj\u00edc\u00ed testovac\u00ed procesy. Prozkoumejme nejd\u016fle\u017eit\u011bj\u0161\u00ed pokyny:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/www.packqc.com\/cs\/standard\/astm-f3014\/\">ASTM F3014: Zkou\u0161ky chirurgick\u00fdch jehel<\/a><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tato norma, \u201cStandardn\u00ed zku\u0161ebn\u00ed metoda pro penetra\u010dn\u00ed zkou\u0161ky jehel pou\u017e\u00edvan\u00fdch v chirurgick\u00fdch \u0161ic\u00edch stroj\u00edch\u201d, popisuje postup pro hodnocen\u00ed <strong data-start=\"1890\" data-end=\"1927\">s\u00edla pr\u016fniku chirurgick\u00e9 jehly<\/strong>. Uv\u00e1d\u00ed, jak zajistit jehlu a testovac\u00ed m\u00e9dium a jak p\u0159esn\u011b zaznamenat \u00fadaje (odd\u00edly 4.1, 4.2, 8.1). Zkou\u0161ka zahrnuje:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Upnut\u00ed jehly na spr\u00e1vn\u00e9m m\u00edst\u011b pro zaji\u0161t\u011bn\u00ed rovnom\u011brn\u00e9ho pr\u016fniku.<\/li>\n\n\n\n<li>Ot\u00e1\u010den\u00edm p\u0159\u00edpravku proch\u00e1z\u00ed jehla m\u00e9diem pod \u00fahlem 40\u00b0 a pr\u016fb\u011b\u017en\u011b zaznamen\u00e1v\u00e1 s\u00edlu pr\u016fniku.<\/li>\n\n\n\n<li>sledov\u00e1n\u00ed chyb v upevn\u011bn\u00ed, kter\u00e9 mohou v\u00fdznamn\u011b ovlivnit p\u0159esnost \u00fadaj\u016f o penetra\u010dn\u00ed s\u00edle.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/www.packqc.com\/cs\/standard\/iso-7864\/\">ISO 7864: Zkou\u0161en\u00ed podko\u017en\u00edch jehel<\/a><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong data-start=\"3732\" data-end=\"3744\">ISO 7864<\/strong>:2016 ur\u010duje <strong data-start=\"3764\" data-end=\"3820\">po\u017eadavky a zku\u0161ebn\u00ed metody pro injek\u010dn\u00ed jehly<\/strong>. <strong data-start=\"3876\" data-end=\"3887\">P\u0159\u00edloha D<\/strong> se zam\u011b\u0159uje na m\u011b\u0159en\u00ed <strong data-start=\"3918\" data-end=\"3944\">\u0161pi\u010dkov\u00e1 penetra\u010dn\u00ed s\u00edla<\/strong> a <strong data-start=\"3949\" data-end=\"3963\">ta\u017en\u00e1 s\u00edla<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Jehla pronik\u00e1 do podkladu p\u0159i kontrolovan\u00e9 rychlosti (18-28 \u00b0C, 25-75% relativn\u00ed vlhkosti).<\/li>\n\n\n\n<li>Anal\u00fdzou silov\u00e9ho profilu se ur\u010d\u00ed \u0161pi\u010dkov\u00e9 a odporov\u00e9 s\u00edly.<\/li>\n\n\n\n<li>\u00dadaje z v\u00edce vzork\u016f zaji\u0161\u0165uj\u00ed statisticky spolehliv\u00e9 v\u00fdsledky.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/www.packqc.com\/cs\/standard\/iso-17218\/\">ISO 17218: Zkou\u0161en\u00ed akupunkturn\u00edch jehel<\/a><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pro <strong data-start=\"2485\" data-end=\"2515\">testov\u00e1n\u00ed akupunkturn\u00edch jehel<\/strong>, norma ISO 17218:2014 (\u201cSteriln\u00ed akupunkturn\u00ed jehly pro jednor\u00e1zov\u00e9 pou\u017eit\u00ed\u201d) stanov\u00ed postupy pro hodnocen\u00ed ostrosti a intenzity hrotu. Podle <strong data-start=\"2708\" data-end=\"2719\">P\u0159\u00edloha A<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ostrost hrotu jehly se m\u011b\u0159\u00ed silou pot\u0159ebnou k prop\u00edchnut\u00ed jehly. <strong data-start=\"2791\" data-end=\"2809\">hlin\u00edkov\u00e1 f\u00f3lie<\/strong>.<\/li>\n\n\n\n<li>Intenzita hrotu se ur\u010duje p\u0159itla\u010den\u00edm jehly na ocelov\u00fd blok a n\u00e1slednou kontrolou hrotu, zda nen\u00ed po\u0161kozen nebo deformov\u00e1n.<\/li>\n\n\n\n<li>Ka\u017ed\u00e1 zkou\u0161ka zajist\u00ed, \u017ee se jehla neoh\u00fdb\u00e1 ani nezadrh\u00e1v\u00e1 a p\u0159i ta\u017een\u00ed po bavln\u011b netah\u00e1 vl\u00e1kna.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/www.packqc.com\/cs\/standard\/iso-11040-4\/\">ISO 11040-4: Zkou\u0161en\u00ed jehel st\u0159\u00edka\u010dek<\/a><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong data-start=\"3105\" data-end=\"3120\">ISO 11040-4<\/strong> se vztahuje na p\u0159edpln\u011bn\u00e9 sklen\u011bn\u00e9 injek\u010dn\u00ed st\u0159\u00edka\u010dky a sterilizovan\u00e9 d\u00edl\u010d\u00ed sestaven\u00e9 injek\u010dn\u00ed st\u0159\u00edka\u010dky. <strong data-start=\"3255\" data-end=\"3266\">P\u0159\u00edloha F<\/strong> podrobnosti o <strong data-start=\"3279\" data-end=\"3306\">penetra\u010dn\u00ed test jehlou<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Test vyu\u017e\u00edv\u00e1 <strong data-start=\"3328\" data-end=\"3381\">univerz\u00e1ln\u00ed stroj pro zkou\u0161en\u00ed v tahu a tlaku<\/strong> (odd\u00edl F.2.1) s doporu\u010den\u00fdm <strong data-start=\"3417\" data-end=\"3444\">vzorkovac\u00ed frekvence 500 Hz<\/strong> pro \u0161pi\u010dkovou p\u0159esnost m\u011b\u0159en\u00ed.<\/li>\n\n\n\n<li>Jehla je upevn\u011bna kolmo k povrchu. <strong data-start=\"3523\" data-end=\"3536\">zku\u0161ebn\u00ed f\u00f3lie<\/strong> a poh\u00e1n\u011bn\u00e9 \u0159\u00edzenou rychlost\u00ed (20-200 mm\/min).<\/li>\n\n\n\n<li>V\u00fdsledn\u00fd <strong data-start=\"3604\" data-end=\"3632\">k\u0159ivka s\u00edla-posun<\/strong> p\u0159edstavuje pr\u016fnik jehly.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Testov\u00e1n\u00ed ostrosti jehel je d\u016fle\u017eitou sou\u010d\u00e1st\u00ed zaji\u0161t\u011bn\u00ed kvality l\u00e9ka\u0159sk\u00fdch, chirurgick\u00fdch a akupunkturn\u00edch jehel. P\u0159\u00edmo ovliv\u0148uje pohodl\u00ed pacienta, p\u0159esnost injekce a bezpe\u010dnost. Toto testov\u00e1n\u00ed zahrnuje hodnocen\u00ed s\u00edly pr\u016fniku hrotu jehly a jej\u00ed schopnosti odol\u00e1vat zlomen\u00ed nebo deformaci. Normy jako ASTM F3014, ISO 17218, ISO 11040-4 a ISO [...]<\/p>","protected":false},"featured_media":0,"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":""}}},"class_list":["post-9290","applications","type-applications","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/applications\/9290","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/applications"}],"about":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/types\/applications"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media?parent=9290"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}