The standard is essential for manufacturers producing needles for injection, fluid sampling, and other medical applications. Adherence ensures performance consistency, patient safety, and compliance with global regulatory bodies.<\/p>\n\n\n\n
Syringe Needle Testing per ISO 9626<\/h2>\n\n\n\n
ISO 9626 outlines several crucial syringe needle testing procedures that validate the mechanical integrity and durability of needle tubing:<\/p>\n\n\n\n
Injection Needle Stiffness Test<\/h3>\n\n\n\n
This test evaluates the rigidity of the needle tubing under a controlled load. The procedure involves:<\/p>\n\n\n\n
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- Supporting the tube on a span determined by its gauge<\/li>\n\n\n\n
- Applying a downward force via a plunger with a specified geometry<\/li>\n\n\n\n
- Measuring deflection at the center to assess stiffness<\/li>\n<\/ul>\n\n\n\n
Excessive flexibility may result in poor handling or inaccurate injections. Manufacturers must ensure that the needle maintains mechanical stability under expected clinical use conditions.<\/p>\n\n\n\n
Cell Instruments\u2019 TS-01 Needle Tubing Stiffness Tester is optimized for this application. It offers:<\/p>\n\n\n\n
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- \u00b10.1 N force accuracy<\/li>\n\n\n\n
- Micron-level deflection measurement<\/li>\n\n\n\n
- Customizable span settings per gauge specification<\/li>\n<\/ul>\n\n\n\n
Needle Break Resistance Test<\/h3>\n\n\n\n
Break resistance is vital to prevent tubing failure during use. ISO 9626 prescribes a cyclic bending test, where tubing undergoes up to 20 alternating bends at a defined angle:<\/p>\n\n\n\n
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- Regular-walled tubes: (25 \u00b11)\u00b0<\/li>\n\n\n\n
- Thin-walled tubes: (20 \u00b11)\u00b0<\/li>\n\n\n\n
- Extra-thin\/ultra-thin-walled: (15 \u00b11)\u00b0<\/li>\n<\/ul>\n\n\n\n
The test helps assess fatigue resistance under repeated stress. A visible fracture indicates failure.<\/p>\n\n\n\n
Cell Instruments\u2019 NTT-01 Needle Tubing Break Resistance Tester performs this test with:<\/p>\n\n\n\n
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- Programmable bending angles and cycles<\/li>\n\n\n\n
- Visual inspection fixtures<\/li>\n\n\n\n
- Adjustable clamping for various tube diameters<\/li>\n<\/ul>\n\n\n\n
Corrosion Resistance Evaluation<\/h3>\n\n\n\n
Annex D of ISO 9626 addresses corrosion resistance, ensuring needles do not degrade in contact with body fluids. Stainless steel tubes must resist pitting and rust formation after immersion in test solutions like saline.<\/p>\n\n\n\n
Although not always mandatory, many manufacturers include corrosion resistance as part of routine syringe needle testing for risk mitigation.<\/p>\n\n\n\n
Additional ISO 9626 Testing Considerations<\/h3>\n\n\n\n
Apart from the core mechanical evaluations, ISO 9626 also requires:<\/p>\n\n\n\n
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- Precise dimensional measurements<\/li>\n\n\n\n
- Identification of wall type (RW, TW, ETW, UTW)<\/li>\n\n\n\n
- Alloy classification per ISO 15510 or ASTM A959<\/li>\n\n\n\n
- Test documentation including gauge size, deflection values, and test conditions<\/li>\n<\/ul>\n\n\n\n
Accurate testing not only satisfies compliance requirements but also strengthens product reliability and brand reputation.<\/p>\n\n\n\n
ISO 9626 Testing – Essential for Syringe Quality Control<\/h2>\n\n\n\n
Failure to meet ISO 9626 standards can lead to:<\/p>\n\n\n\n
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- Needle bending or breakage during injection<\/li>\n\n\n\n
- Inconsistent fluid delivery<\/li>\n\n\n\n
- Increased patient injury risks<\/li>\n\n\n\n
- Regulatory non-compliance and recalls<\/li>\n<\/ul>\n\n\n\n
By integrating ISO 9626-compliant syringe needle testing, manufacturers and quality assurance teams:<\/p>\n\n\n\n
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- Validate mechanical strength and durability<\/li>\n\n\n\n
- Ensure compatibility with regulatory requirements<\/li>\n\n\n\n
- Reduce liability and product failure rates<\/li>\n\n\n\n
- Improve customer trust and satisfaction<\/li>\n<\/ul>\n\n\n\n
Choosing ISO 9626 Testing Solution<\/h2>\n\n\n\n
\n\n![\"TS-01](\"https:\/\/www.packqc.com\/wp-content\/uploads\/2025\/05\/Syringe-Tube-Stiffness-Tester-ISO-9626-Annex-B.webp\")
<\/a><\/figure>\n<\/div>\n\n\n\n\nTS-01 Syringe Needle Stiffness Tester<\/a><\/h3>\n\n\n\n
To accurately assess the stiffness characteristics of stainless steel needle tubing as specified in ISO 9626 Annex B, the TS-01 Syringe Needle Stiffness Tester from Cell Instruments provides a reliable and high-precision solution. This instrument ensures consistent application of force and accurate measurement of tubing deflection, helping manufacturers and quality control teams meet regulatory expectations for injection needle stiffness testing.<\/p>\n<\/div>\n<\/div>\n\n\n\n
\n\n![\"NTT-01](\"https:\/\/www.packqc.com\/wp-content\/uploads\/2025\/04\/Needle-Toughness-Tester-ISO-9626-Breakage-Resistance-Test.webp\")
<\/a><\/figure>\n<\/div>\n\n\n\n