Explore our premium product portfolio designed for high efficiency, fluid conservation, and certified medical safety standards.
Reducing residual fluid loss in high-value biologics and vaccines.
Low Dead Space (LDS) injectors represent a critical paradigm shift in modern fluid dynamics engineering for medical delivery. In conventional hypodermic syringes, the residual space left between the plunger tip and the needle hub—known as the dead space—can retain between 0.07 mL and 0.09 mL of medication after complete discharge. For high-potency drugs, personalized medicine, and expensive biopharmaceuticals, this waste accumulates to significant economic loss and limits dosage yields per vial.
LDS injectors are designed to reduce this residual volume to less than 0.005 mL. This is achieved through two main clinical-grade engineering methodologies: integrated needles (where the needle is fixed directly to the syringe barrel, bypassing the hub gap) and plunger protrusions (where a micro-engineered elastomer tip matches the inner geometry of the syringe nozzle to push out the residual fluid).
For large-scale immunization programs, using OEM low dead space devices increases vaccine dose yield by up to 20%. This technological efficiency ensures that healthcare organizations can distribute critical medications globally without changing vial capacity or filling configurations.
| Injector Parameter | Standard Syringe | LDS Syringe |
|---|---|---|
| Average Dead Volume | 70 - 90 microliters (µL) | < 5 - 10 microliters (µL) |
| Dose Maximization | Baseline (1.0x) | Up to 1.20x Yield (20% Gain) |
| Plunger Interface | Flat Elastomer Tip | Protruded Micro-Elastomer |
| Primary Applications | General IV/IM Infusion | mRNA Vaccines, Biologics, Oncology |
Adapting injection technology to custom drug delivery specifications and clinical needs.
Utilizing high-end electric injection machines to achieve micro-tolerances (+/- 0.01mm) on plastic plunger nozzles and syringe hubs, ensuring zero-dead-volume compatibility.
Tailoring needle gauge sizes (25G to 33G), custom bevel configurations (regular, short, or intradermal), and length optimization to control patient pain levels and delivery accuracy.
Offering medical-grade polymers, including highly transparent Polypropylene (PP), Cyclo-Olefin Copolymer (COC), and Cyclo-Olefin Polymer (COP) to address protein adsorption concerns.
Global B2B Medical Consumables & Custom Injection Device Manufacturer.
Hangzhou JZCare Medical Co., Ltd. is a professional medical consumables manufacturer specializing in disposable medical syringes, sterile injection devices, and high-quality healthcare disposable products for global medical markets. Established in 2011 and located in Hangzhou, China, the company integrates research and development, precision injection molding, automated production, sterilization processing, and global OEM/ODM services.
JZCare operates a modern manufacturing facility covering approximately 26,000 square meters with more than 300 employees, including experienced engineers, quality inspectors, and production specialists. The factory is equipped with advanced cleanroom workshops, fully automated assembly lines, and strict quality control systems to ensure product safety, consistency, and compliance with international medical standards. Annual production capacity exceeds 1.5 billion units of disposable medical products, supplying hospitals, clinics, laboratories, and healthcare distributors worldwide.
The company’s core product range includes disposable syringes, hypodermic syringes, safety syringes, insulin syringes, luer lock and luer slip syringes, and various sterile medical injection consumables. By adopting high-precision manufacturing technology, medical-grade materials, and rigorous sterilization processes, JZCare ensures reliable performance and patient safety in every product.
Driven by continuous innovation and global healthcare demand, Hangzhou JZCare Medical Co., Ltd. is committed to providing safe, efficient, and cost-effective medical disposable solutions while maintaining strong partnerships with international clients through stable quality, flexible customization, and professional service support.
Year Established
Employees
Leveraging high automation, local medical cluster ecosystems, and scale advantages.
By integrating automated assembly machines inside our Class 100,000 cleanrooms, JZCare limits human contact during crucial steps. Automatic lubrication, needle inserting, UV adhesive curing, and optical camera sorting guarantee zero-defect manufacturing on every batch. Modern quality control utilizes online testing equipment to monitor physical flow rates, puncture resistance, and sealing properties under vacuum.
Located in Zhejiang, China, our factory utilizes the regional concentration of medical grade polymer raw suppliers and global logistics hubs. Through raw material volume contracts, JZCare stabilizes costs and avoids material spikes, keeping prices competitive for global wholesale accounts. Automated packing and inline EO (Ethylene Oxide) sterilization systems help shorten overall lead times to support fast turnaround requirements.
Compliance note: All materials used are certified latex-free, non-toxic, and non-pyrogenic to meet international USP Class VI specifications.
Pioneering the next era of precision dosing, biopharma interfaces, and sustainable medical designs.
Researching bio-based polymers to decrease environmental impact without sacrificing biocompatibility or barrier characteristics.
Transitioning from low-dead-space to absolute zero-dead-space hubs by employing chemical bonding techniques for needle assembly.
Integrating LDS syringe configurations inside electronic, patient-centric autoinjector assemblies to reduce dosing mistakes.
Adopting plasma treatment coatings on syringe inner walls to eliminate silicone oil migration risks in sensitive biologics.
Providing compliant and safe medical devices is critical. JZCare guarantees complete validation data, biocompatibility testing, sterile barrier reports, and shelf-life studies. Our team assists clients during the registration process in regions across Europe, North and South America, and the Asia-Pacific.
Our logistics team manages export processes from Chinese ports directly to your overseas logistics hubs. We offer dynamic scheduling, palletized shipping, container temperature monitoring, and customs document preparation to prevent shipping delays.
ISO 13485:2016: Certified quality management system for manufacturing medical devices.
CE & ISO Standards: Compliant with European medical device directives to streamline market entry.
ISO 10993: Biological safety evaluations, including cytotoxicity, irritation, and systemic toxicity tests.
A tour of Hangzhou JZCare Medical Co., Ltd.'s modern workshops, high-end injection equipment, and sterile assembly lines.
Answers to technical, logistics, and design queries from global buyers.
High-efficiency safety needles, auto-disable systems, and professional imaging diagnostics equipment.
JZCare Syringe
