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This Syringe Sealing Negative Pressure Tester is professionally designed for detecting the sealing performance, tightness and leakage of medical syringes under negative pressure environment. It adopts precise pressure control system to conduct automatic negative pressure testing, ensuring stable and accurate data output. The instrument complies with relevant medical device testing standards, featuring user-friendly operation, high testing efficiency and reliable performance. It is widely used in medical device manufacturers, quality control departments and testing institutions to evaluate the sealing integrity of syringes, effectively preventing liquid leakage and air infiltration during clinical use, thus guaranteeing product safety and compliance.

WY-004 Syringe Sealing Positive Pressure Tester is a professional instrument designed for air tightness and sealing performance testing of syringes. It adopts positive pressure detection mode to accurately test the sealing, leakage and integrity of syringe barrel, plunger and connection parts, ensuring compliance with medical device quality standards. The instrument features stable pressure control, high test accuracy, intuitive operation and clear data display. It is widely used in medical device manufacturers, quality inspection institutions and laboratories to effectively improve product qualification rate and ensure medical safety. With reliable performance and durable structure, it is an essential testing equipment for syringe production and quality control.

WY-005 is a precision tester designed for measuring the sliding resistance of disposable syringes, fully compliant with GB 15810 and ISO 7886 standards. It adopts high-precision force sensor and stable constant-speed driving system, with a test range of 0–65N, accuracy ≤±1%, and test speed 5–1000 mm/min. Suitable for syringes from 0.1mL to 100mL, it automatically captures initial force, mean sliding force, and maximum force, with data storage and print output. Equipped with a touch control panel for easy operation, it features compact structure, reliable performance, and over-limit protection. Ideal for manufacturers, quality control labs, and inspection authorities to ensure syringe safety and smooth operation in clinical use.

# WY-006 Syringe Needle Ductility Tester (150 words) WY-006 is a fully automatic testing machine specially designed for evaluating the toughness and bending resistance of hypodermic syringe needles and stainless steel needle tubes. It complies with ISO 9626, GB/T 18457, YY/T 0282 and other medical standards. The instrument adopts PLC control and touch-screen operation, which can precisely set bending angle, span, cycle times and test speed. It performs repeated bidirectional bending tests on fixed needle samples to check for breakage, cracks or deformation. With stable performance and high testing accuracy, it is widely used in medical device manufacturers, quality control laboratories and inspection institutions to ensure the safety and reliability of disposable injection needles.

WY-007 This tester is designed in accordance with the relevant provisions of medical device national standards and is a specialized equipment specifically used for testing the sealing performance of medical devices. This tester is composed of a PLC programmable controller, a dedicated liquid crystal touch screen, a transmission mechanism, a stepper motor, sensors, fixtures, and a printer, etc.

The WY-008 Medical Device Flow Tester is specially designed for testing the flow rate of medical devices in accordance with relevant clauses of national standards. Equipped with a PLC programmable controller, dedicated LCD touch screen, pressure sensor and built-in printer, the instrument features Chinese menu display. All parameters can be set directly on the touch screen via human-machine interaction.

This tester is a dedicated device designed in accordance with the relevant provisions of the national standards for medical devices, specifically for testing the flow rate of medical devices. Composed of a PLC programmable controller, a special liquid crystal touch screen, a force sensor, a built-in printer and other components, it features a Chinese menu display. The man-machine interaction allows for the independent setting of various parameters via the touch screen.

The WY-010 Catheter Flow Tester is a professional medical device testing instrument, designed to accurately measure the flow rate and performance of various medical catheters. It complies with international industry standards, ensuring reliable and precise test results for intravenous, drainage and other medical catheters. Featuring user-friendly operation and high stability, this tester is ideal for medical device manufacturers, laboratories and quality inspection institutions to conduct strict quality control on catheter products.

The WY-011 is a dedicated instrument for the positive pressure leakage test of infusion sets, designed in compliance with YY/T standards. It applies stable positive pressure to the inner cavity of infusion sets to detect gas leakage, connector seal failure and other defects. Equipped with precise pressure control, automatic pressure-holding timing, data display and alarm functions, it is suitable for production quality inspection and factory inspection, ensuring the sealing safety of infusion sets with easy operation and reliable test results.

The WY-012, developed by Jinan Vieleader Instruments, is a professional device for testing the airtightness of disposable infusion sets. It adheres to GB 8368-2018 and ISO 8536-4:2021, delivering adjustable negative pressure from -10 to -30 kPa. With PLC control and a touch screen, it enables precise, automated testing, ideal for medical device manufacturers, inspection labs and R&D institutions to ensure product quality and compliance.

This tester is designed per YY0321 standard, specializing in core performance testing of medical devices. It accurately measures catheter rupture force and connection strength of catheter joints, needle hubs and tubes, with a force range of 0-100N and 0.01N resolution. Equipped with a 7-inch touch screen and PLC control system, it supports automatic testing, real-time data display and on-board printing, featuring overload protection and power-off memory for easy operation and high precision, serving as a key device for medical device quality control.

The WY-014 Low Resistance Syringe Sliding Performance Tester is a core medical device testing instrument. It is designed to measure key indicators such as sliding resistance, initiation force and push-pull force of syringes. Compliant with ISO 7886-1 and GB 15810-2019 standards, it is widely applied in quality control of disposable, prefilled and insulin syringes, serving as an essential tool for pharmaceutical packaging inspection.