{"id":1051,"date":"2025-04-28T09:17:55","date_gmt":"2025-04-28T01:17:55","guid":{"rendered":"https:\/\/www.puncturetest.com\/?page_id=1051"},"modified":"2025-07-03T15:39:44","modified_gmt":"2025-07-03T07:39:44","slug":"acupuncture-needle-puncture","status":"publish","type":"page","link":"https:\/\/www.puncturetest.com\/sv\/acupuncture-needle-puncture\/","title":{"rendered":"Acupuncture Needle Puncture"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"1051\" class=\"elementor elementor-1051\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f18fd1a e-con-full e-flex e-con e-parent\" data-id=\"f18fd1a\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-9d2e595 e-con-full e-flex e-con e-child\" data-id=\"9d2e595\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-562d936 e-con-full e-flex e-con e-child\" data-id=\"562d936\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-d2c9de3 e-con-full e-flex e-con e-child\" data-id=\"d2c9de3\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7ed2e7f elementor-widget elementor-widget-heading\" data-id=\"7ed2e7f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Acupuncture Needle Puncture<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d561f2 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"3d561f2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Acupuncture needle puncture testing is essential for ensuring the safety, reliability, and effectiveness of acupuncture needles. This process focuses on assessing the <strong data-start=\"624\" data-end=\"637\">intensitet<\/strong> och <strong data-start=\"642\" data-end=\"655\">Sk\u00e4rpa<\/strong> of the needle tips, and puncture performance, following guidelines like <a href=\"https:\/\/www.puncturetest.com\/sv\/standards\/iso-17218\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"702\" data-end=\"715\">ISO 17218<\/strong><\/a>, to guarantee product quality and meet industry standards.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-192e2e7 elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"192e2e7\" data-element_type=\"widget\" data-settings=\"{&quot;button_width&quot;:&quot;25&quot;,&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"New Form\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"1051\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"192e2e7\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"Puncture Test\" \/>\n\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tNamn\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Namn\" required=\"required\" aria-required=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-field_26b0101 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_26b0101\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tF\u00f6retag\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[field_26b0101]\" id=\"form-field-field_26b0101\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"F\u00f6retag\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tE-post\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"E-post\" required=\"required\" aria-required=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-message elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-message\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tMeddelande\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[message]\" id=\"form-field-message\" rows=\"4\" placeholder=\"Meddelande\"><\/textarea>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-recaptcha elementor-field-group elementor-column elementor-field-group-field_50f0fd6 elementor-col-100\">\n\t\t\t\t\t<div class=\"elementor-field\" id=\"form-field-field_50f0fd6\"><div class=\"elementor-g-recaptcha\" data-sitekey=\"6LcO3HUrAAAAAKhAi3KjswdM4-_7i5zKd1s5FO2N\" data-type=\"v2_checkbox\" data-theme=\"light\" data-size=\"normal\"><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-25 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Skicka<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"sv\"\/><\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-26eab2a e-con-full e-flex e-con e-child\" data-id=\"26eab2a\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-479d18a e-flex e-con-boxed e-con e-parent\" data-id=\"479d18a\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c2e3a1f elementor-widget elementor-widget-heading\" data-id=\"c2e3a1f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Importance of Acupuncture Needle Puncture Testing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-48ad507 elementor-widget elementor-widget-text-editor\" data-id=\"48ad507\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Acupuncture is a medical practice that requires utmost precision. A poorly manufactured needle can cause patient discomfort, injury, or ineffective therapy. Therefore, <strong>acupuncture needle puncture<\/strong> tests are performed to ensure:<\/p><ul><li>The needle tip resists bending or breaking (intensity).<\/li><li>The needle pierces materials with minimal force (sharpness).<br \/>Testing both properties not only meets regulatory demands but also reflects the manufacturer&#8217;s commitment to quality and patient safety.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-12d57d9 e-flex e-con-boxed e-con e-parent\" data-id=\"12d57d9\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3c75198 elementor-widget elementor-widget-heading\" data-id=\"3c75198\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Understanding the Intensity and Sharpness Test (ISO 17218 Requirements)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c592e60 elementor-widget elementor-widget-text-editor\" data-id=\"c592e60\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"1555\" data-end=\"1847\">ISO 17218 provides a standardized approach for evaluating acupuncture needles. Specifically, it describes detailed methods for testing both <strong data-start=\"1773\" data-end=\"1786\">intensitet<\/strong> (resistance to breakage) and <strong data-start=\"1816\" data-end=\"1829\">Sk\u00e4rpa<\/strong> (piercing force).<\/p><h3 data-start=\"1849\" data-end=\"1873\">Test for Intensity<\/h3><ul><li data-start=\"1876\" data-end=\"1949\">Den <strong data-start=\"1880\" data-end=\"1894\">needle tip<\/strong> is positioned vertically against a smooth steel block.<\/li><li data-start=\"1876\" data-end=\"1949\">A controlled force is gradually applied until reaching a full load (\u2264 1.2 N) at a very slow speed (\u2264 0.1 mm\/s).<\/li><li data-start=\"1876\" data-end=\"1949\">After applying force, the needle is inspected under \u00d75 magnification.<\/li><li data-start=\"1876\" data-end=\"1949\">No bends, hooks, or fiber-catching ability on cotton must be observed.<\/li><\/ul><h3 data-start=\"2210\" data-end=\"2234\">Test for Sharpness<\/h3><ul><li data-start=\"2237\" data-end=\"2314\">Without removing the needle, a thin <strong data-start=\"2273\" data-end=\"2291\">aluminium foil<\/strong> is clamped beneath it.<\/li><li data-start=\"2237\" data-end=\"2314\">Force is steadily increased until the needle pierces through the foil.<\/li><li data-start=\"2237\" data-end=\"2314\">The piercing force is recorded, with apparatus precision not exceeding 0.01 N.<\/li><\/ul><p class=\"\" data-start=\"2470\" data-end=\"2555\">These methods provide a clear, quantitative assessment of acupuncture needle quality.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3b029b0 e-flex e-con-boxed e-con e-parent\" data-id=\"3b029b0\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-09228fb elementor-widget elementor-widget-heading\" data-id=\"09228fb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Key Equipment for Acupuncture Needle Puncture Testing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-56d2ff5 elementor-widget elementor-widget-text-editor\" data-id=\"56d2ff5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"2562\" data-end=\"2784\">Accurate acupuncture needle puncture testing depends heavily on reliable and standardized testing apparatus. According to ISO 17218, the apparatus must feature:<\/p><ul data-start=\"2785\" data-end=\"2994\"><li class=\"\" data-start=\"2785\" data-end=\"2842\"><p class=\"\" data-start=\"2787\" data-end=\"2842\">High sensitivity (detecting forces as low as 0.01 N).<\/p><\/li><li class=\"\" data-start=\"2843\" data-end=\"2891\"><p class=\"\" data-start=\"2845\" data-end=\"2891\">Auto-correction and anti-shock capabilities.<\/p><\/li><li class=\"\" data-start=\"2892\" data-end=\"2939\"><p class=\"\" data-start=\"2894\" data-end=\"2939\">Stable and precise needle clamping systems.<\/p><\/li><li class=\"\" data-start=\"2940\" data-end=\"2994\"><p class=\"\" data-start=\"2942\" data-end=\"2994\">Smooth aluminium foil clamping with a 5 mm aperture.<\/p><\/li><\/ul><p class=\"\" data-start=\"2996\" data-end=\"3251\"><strong data-start=\"2996\" data-end=\"3035\">Cell Instruments&#8217; Needle Tip Tester<\/strong> perfectly matches these stringent demands. Our advanced device ensures high accuracy, reliable data processing, and easy compliance with ISO 17218, helping manufacturers streamline their quality assurance processes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b190634 e-flex e-con-boxed e-con e-parent\" data-id=\"b190634\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-effa359 elementor-widget elementor-widget-heading\" data-id=\"effa359\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Testing Processes for Acupuncture Needle Puncture Based on ISO 17218<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-98aaa3c elementor-widget elementor-widget-text-editor\" data-id=\"98aaa3c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table class=\"min-w-full\" data-start=\"4240\" data-end=\"4737\"><thead data-start=\"4240\" data-end=\"4286\"><tr data-start=\"4240\" data-end=\"4286\"><th data-start=\"4240\" data-end=\"4252\">Test Type<\/th><th data-start=\"4252\" data-end=\"4262\">Purpose<\/th><th data-start=\"4262\" data-end=\"4273\">Material<\/th><th data-start=\"4273\" data-end=\"4286\">Key Notes<\/th><\/tr><\/thead><tbody data-start=\"4309\" data-end=\"4737\"><tr data-start=\"4309\" data-end=\"4395\"><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4309\" data-end=\"4330\"><strong data-start=\"4311\" data-end=\"4329\">Intensity Test<\/strong><\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4330\" data-end=\"4348\">Strength of tip<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4348\" data-end=\"4362\">Steel Block<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4362\" data-end=\"4395\">No bending or hooking allowed<\/td><\/tr><tr data-start=\"4396\" data-end=\"4500\"><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4396\" data-end=\"4417\"><strong data-start=\"4398\" data-end=\"4416\">Sharpness Test<\/strong><\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4417\" data-end=\"4446\">Piercing force measurement<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4446\" data-end=\"4463\">Aluminium Foil<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4463\" data-end=\"4500\">Force recorded at piercing moment<\/td><\/tr><tr data-start=\"4501\" data-end=\"4621\"><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4501\" data-end=\"4533\"><strong data-start=\"4503\" data-end=\"4532\">Qualitative Puncture Test<\/strong><\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4533\" data-end=\"4557\">Quick sharpness check<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4557\" data-end=\"4583\">Surgical Glove Membrane<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4583\" data-end=\"4621\">Dent size and resistance evaluated<\/td><\/tr><tr data-start=\"4622\" data-end=\"4737\"><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4622\" data-end=\"4655\"><strong data-start=\"4624\" data-end=\"4654\">Quantitative Puncture Test<\/strong><\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4655\" data-end=\"4680\">Precise piercing force<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4680\" data-end=\"4700\">Polyurethane Film<\/td><td class=\"max-w-[calc(var(--thread-content-max-width)*2\/3)]\" style=\"text-align: center;\" data-start=\"4700\" data-end=\"4737\">Force-displacement curve analysis<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-875ce61 e-grid e-con-full e-con e-child\" data-id=\"875ce61\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-01b789a e-con-full e-flex e-con e-child\" data-id=\"01b789a\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9898b0c elementor-widget elementor-widget-heading\" data-id=\"9898b0c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Intensity Test of Needle Tip<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c10433d elementor-widget elementor-widget-text-editor\" data-id=\"c10433d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"534\" data-end=\"646\"><strong data-start=\"534\" data-end=\"545\">1.<\/strong>\u00a0Mount the sample acupuncture needle onto the testing apparatus, exposing <strong data-start=\"619\" data-end=\"627\">5 mm<\/strong> of the needle tip.<\/p><p class=\"\" data-start=\"649\" data-end=\"737\"><strong data-start=\"649\" data-end=\"660\">2.<\/strong> Position the needle <strong data-start=\"681\" data-end=\"695\">vertically<\/strong> over a <strong data-start=\"703\" data-end=\"736\">smooth, rust-free steel block<\/strong>.<\/p><p class=\"\" data-start=\"740\" data-end=\"893\"><strong data-start=\"740\" data-end=\"751\">3.<\/strong> Apply a <strong data-start=\"760\" data-end=\"789\">gradually increasing load<\/strong> at a speed \u2264 <strong data-start=\"803\" data-end=\"815\">0.1 mm\/s<\/strong> until the required force (according to <a href=\"https:\/\/www.iso.org\/standard\/59443.html\" target=\"_blank\" rel=\"noopener\">ISO 17218<\/a> Section 5.3.5.2) is reached.<\/p><p class=\"\" data-start=\"896\" data-end=\"976\"><strong data-start=\"896\" data-end=\"907\">4.<\/strong> Maintain the load for <strong data-start=\"930\" data-end=\"949\">5 to 10 seconds<\/strong>, then <strong data-start=\"956\" data-end=\"975\">remove the load<\/strong>.<\/p><p class=\"\" data-start=\"979\" data-end=\"1041\"><strong data-start=\"979\" data-end=\"990\">5.<\/strong> Examine the needle tip under <strong data-start=\"1020\" data-end=\"1040\">5\u00d7 magnification<\/strong>:<\/p><ul><li data-start=\"1046\" data-end=\"1100\">The tip must show <strong data-start=\"1064\" data-end=\"1099\">no bends, hooks, or deformation<\/strong>.<\/li><li data-start=\"1046\" data-end=\"1100\">When dragged across cotton, it <strong data-start=\"1136\" data-end=\"1155\">should not snag<\/strong> any fibers.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ff24001 elementor-widget elementor-widget-heading\" data-id=\"ff24001\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Quantitative Puncture Test<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9fe61e2 elementor-widget elementor-widget-text-editor\" data-id=\"9fe61e2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"3324\" data-end=\"3462\"><strong data-start=\"3324\" data-end=\"3335\">1.<\/strong> Condition the polyurethane film (thickness <strong data-start=\"3379\" data-end=\"3397\">0.35 \u00b1 0.05 mm<\/strong>, Shore Hardness <strong data-start=\"3414\" data-end=\"3427\">85 \u00b1 10 A<\/strong>) at <strong data-start=\"3432\" data-end=\"3444\">22 \u00b1 2\u00b0C<\/strong> for <strong data-start=\"3449\" data-end=\"3461\">24 hours<\/strong>.<\/p><p class=\"\" data-start=\"3465\" data-end=\"3555\"><strong data-start=\"3465\" data-end=\"3476\">2.<\/strong> Mount the film vertically on the testing apparatus without <strong data-start=\"3536\" data-end=\"3554\">excess tension<\/strong>.<\/p><p class=\"\" data-start=\"3558\" data-end=\"3669\"><strong data-start=\"3558\" data-end=\"3569\">3.<\/strong> Install the acupuncture needle onto the holder so that it is <strong data-start=\"3631\" data-end=\"3648\">vinkelr\u00e4t<\/strong> to the film surface.<\/p><p class=\"\" data-start=\"3672\" data-end=\"3725\"><strong data-start=\"3672\" data-end=\"3683\">4.<\/strong> Set the movement speed to <strong data-start=\"3710\" data-end=\"3724\">100 mm\/min<\/strong>.<\/p><p class=\"\" data-start=\"3728\" data-end=\"3804\"><strong data-start=\"3728\" data-end=\"3739\">5.<\/strong> Start the apparatus and record the <strong data-start=\"3775\" data-end=\"3803\">force-displacement curve<\/strong>.<\/p><p class=\"\" data-start=\"3807\" data-end=\"3899\"><strong data-start=\"3807\" data-end=\"3818\">6.<\/strong> Measure and record the <strong data-start=\"3842\" data-end=\"3866\">peak puncture forces<\/strong>.<\/p><p class=\"\" data-start=\"3902\" data-end=\"4016\"><strong data-start=\"3902\" data-end=\"3913\">7.<\/strong> Ensure that each puncture happens in <strong data-start=\"3951\" data-end=\"3971\">fresh film areas<\/strong> to avoid weakening effects from prior tests.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e321e5e e-con-full e-flex e-con e-child\" data-id=\"e321e5e\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0713422 elementor-widget elementor-widget-heading\" data-id=\"0713422\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Sharpness Test of Needle Tip<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ec6570 elementor-widget elementor-widget-text-editor\" data-id=\"6ec6570\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"1523\" data-end=\"1620\"><strong data-start=\"1523\" data-end=\"1534\">1.<\/strong> After completing the intensity test, keep the needle sample mounted on the apparatus.<\/p><p class=\"\" data-start=\"1623\" data-end=\"1754\"><strong data-start=\"1623\" data-end=\"1634\">2.<\/strong> Install <strong data-start=\"1643\" data-end=\"1675\">clean, smooth aluminium foil<\/strong> (thickness <strong data-start=\"1687\" data-end=\"1706\">0.05 \u00b1 0.002 mm<\/strong>, purity \u2265 99.5%) onto the foil clamping device.<\/p><p class=\"\" data-start=\"1757\" data-end=\"1820\"><strong data-start=\"1757\" data-end=\"1768\">3.<\/strong> Gradually increase force at a <strong data-start=\"1799\" data-end=\"1819\">controlled speed<\/strong>.<\/p><p class=\"\" data-start=\"1823\" data-end=\"1930\"><strong data-start=\"1823\" data-end=\"1834\">4.<\/strong>\u00a0The needle tip pierces the foil once the applied force exceeds the resistance of the aluminium.<\/p><p class=\"\" data-start=\"1933\" data-end=\"2027\"><strong data-start=\"1933\" data-end=\"1944\">5.<\/strong> The force reading at the moment of piercing is recorded as the <strong data-start=\"2008\" data-end=\"2026\">puncture force<\/strong>.<\/p><p class=\"\" data-start=\"2030\" data-end=\"2095\"><strong data-start=\"2030\" data-end=\"2041\">6. <\/strong>Reset the apparatus pointer to its original position.<\/p><p class=\"\" data-start=\"2098\" data-end=\"2244\"><strong data-start=\"2098\" data-end=\"2109\">7.<\/strong> After each puncture, move the foil so that <strong data-start=\"2153\" data-end=\"2172\">new test points<\/strong> are at least <strong data-start=\"2186\" data-end=\"2214\">three times the diameter<\/strong> away from previous punctures.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d314d7e elementor-widget elementor-widget-heading\" data-id=\"d314d7e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Qualitative Puncture Test<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2b188df elementor-widget elementor-widget-text-editor\" data-id=\"2b188df\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"2572\" data-end=\"2713\"><strong data-start=\"2572\" data-end=\"2583\">1.<\/strong> Stretch a <strong data-start=\"2594\" data-end=\"2628\">surgical rubber glove membrane<\/strong> (per ISO 10282) over a <strong data-start=\"2652\" data-end=\"2675\">100 mm diameter cup<\/strong> och <strong data-start=\"2680\" data-end=\"2693\">secure it<\/strong> with a rubber band.<\/p><p class=\"\" data-start=\"2716\" data-end=\"2798\"><strong data-start=\"2716\" data-end=\"2727\">2.<\/strong> Puncture the membrane <strong data-start=\"2750\" data-end=\"2769\">perpendicularly<\/strong> with the acupuncture needle.<\/p><p class=\"\" data-start=\"2801\" data-end=\"2843\"><strong data-start=\"2801\" data-end=\"2812\">3.<\/strong> Observe the piercing behavior:<\/p><ul><li data-start=\"2848\" data-end=\"2900\"><strong data-start=\"2848\" data-end=\"2862\">Small dent<\/strong> + <strong data-start=\"2865\" data-end=\"2883\">low resistance<\/strong> = <strong data-start=\"2886\" data-end=\"2899\">Sharp tip<\/strong>.<\/li><li data-start=\"2848\" data-end=\"2900\"><strong data-start=\"2905\" data-end=\"2919\">Large dent<\/strong> + <strong data-start=\"2922\" data-end=\"2941\">high resistance<\/strong> = <strong data-start=\"2944\" data-end=\"2957\">Blunt tip<\/strong>.<\/li><\/ul><p class=\"\" data-start=\"2960\" data-end=\"3125\">This is a <strong data-start=\"2982\" data-end=\"3018\">comparative and non-quantitative<\/strong> method, suitable for <strong data-start=\"3040\" data-end=\"3061\">quick evaluations<\/strong> eller <strong data-start=\"3065\" data-end=\"3087\">cross-verification<\/strong> between manufacturers and purchasers.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4be815d e-con-full e-flex e-con e-parent\" data-id=\"4be815d\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a575706 elementor-cta--skin-classic elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"a575706\" data-element_type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta\">\n\t\t\t\t\t<div class=\"elementor-cta__bg-wrapper\">\n\t\t\t\t<div class=\"elementor-cta__bg elementor-bg\" style=\"background-image: url(https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/02\/Elastomeric-Closures-Penetrability-Test-1024x256.webp);\" role=\"img\" aria-label=\"Elastomeriska f\u00f6rslutningar Penetrerbarhetstest\"><\/div>\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tExplore Our Penetrability Tester - Get in Touch to Learn More\t\t\t\t\t<\/h2>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tReady to ensure your acupuncture needle meet the required standards? Access detailed testing reports, request a quote, or contact our team for more information about our Penetrability Test services.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"https:\/\/www.puncturetest.com\/sv\/contact\/\">\n\t\t\t\t\t\tKontakta oss\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Acupuncture Needle Puncture Acupuncture needle puncture testing is essential for ensuring the safety, reliability, and effectiveness of acupuncture needles. This process focuses on assessing the intensity and sharpness of the needle tips, and puncture performance, following guidelines like ISO 17218, to guarantee product quality and meet industry standards. Importance of Acupuncture Needle Puncture Testing Acupuncture [&hellip;]<\/p>","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-1051","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Needle Tip Intensity and Sharpness - Acupuncture Needle Puncture<\/title>\n<meta name=\"description\" content=\"Acupuncture needle quality control guide by ISO 17218, including needle puncture, intensity, and sharpness test methods.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.puncturetest.com\/sv\/acupuncture-needle-puncture\/\" \/>\n<meta property=\"og:locale\" content=\"sv_SE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Needle Tip Intensity and Sharpness - 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