SJ Medical

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The global demand for Crossing Catheters has seen an unprecedented surge as cardiovascular and peripheral vascular diseases become more prevalent due to aging populations and lifestyle changes. A crossing catheter is not just a tube; it is the "tip of the spear" in treating Chronic Total Occlusions (CTO), where traditional guidewires fail to penetrate calcified lesions. As a leading Crossing Catheter Manufacturer, we understand that precision and pushability are the two most critical factors in clinical success.
Modern crossing catheters now integrate hydrophilic coatings and multi-segment tapering tips. The industry trend is moving towards miniaturization without compromising structural integrity. Our R&D team focuses on ultra-low profiles that allow doctors to navigate through tortuous anatomy with ease.
The shift from invasive surgery to minimally invasive interventions is driving the growth of the catheter market. Europe and North America currently dominate the demand, but Southeast Asia and the Middle East are rapidly emerging as high-growth hubs for vascular interventional procurement.
Hospitals and medical device brands are increasingly seeking Custom OEM Catheter solutions. This allows for localized adaptations—adjusting catheter length, stiffness, and radiopaque marker placement to suit specific regional clinical preferences.
Hangzhou SJ Medical Co., Ltd. was established in 2015 and is dedicated to the research, development, manufacturing, and commercialization of vascular interventional medical devices. The company focuses on both cardiovascular and peripheral intervention fields, striving to provide safe, reliable, and innovative solutions for healthcare providers worldwide.
Over the years, SJ Medical has developed a comprehensive product portfolio covering key areas of vascular intervention. Its offerings span from various types of balloon catheters for coronary and peripheral applications to supporting access and diagnostic devices, as well as advanced stent systems. Through continuous innovation and strong R&D capabilities, the company has obtained multiple patents and international certifications, laying a solid foundation for sustainable growth in both domestic and global markets.
SJ Medical operates a modern manufacturing facility built in accordance with GMP standards. Our infrastructure is designed to handle the delicate assembly required for high-performance crossing catheters.
The factory features a high-standard cleanroom environment, including a million-class clean workshop with localized hundred-class areas for critical processes. We utilize precision balloon forming equipment, laser welding, and marking technologies to ensure the highest manufacturing accuracy.
Our company is supported by a highly experienced technical team, many of whom have been engaged in the medical device industry for decades. Under the leadership of senior engineers, SJ Medical maintains strict quality control and continuously improves its manufacturing processes to ensure product reliability and consistency.
Equipped with advanced production and inspection systems, we ensure high levels of manufacturing accuracy, product consistency, and full-process quality control. This includes:
Choosing a Chinese supplier like SJ Medical offers strategic advantages for global medical distributors and healthcare providers:
By leveraging China's mature medical supply chain, we offer premium quality crossing catheters at a fraction of the cost of Western competitors, allowing for better margin management for distributors.
Our localized R&D allows us to move from concept to sample in weeks, not months. We can customize the Crossing Catheter stiffness and tip profile based on specific surgical feedback quickly.
Located in Hangzhou, we are at the heart of China’s high-tech manufacturing corridor, with direct access to major ports and international airports for seamless global shipping.
The company’s products are widely applied in minimally invasive procedures involving both coronary and peripheral vascular systems. They play an important role in the diagnosis and treatment of vascular diseases, helping to improve procedural efficiency while enhancing patient safety and recovery.
Crossing difficult lesions in percutaneous coronary intervention (PCI).
Treating blockages in the lower limbs to prevent amputation.
Providing a stable path for intracranial aspiration and stent delivery.
Maintaining patency in hemodialysis shunts and grafts.
SJ Medical strictly adheres to international quality standards and regulatory requirements. The company has obtained CE certification, ISO 13485 quality management system certification, and CFDA approval, along with free sale certificates, demonstrating its strong commitment to product quality and compliance.
Our footprint spans across the globe. We have established long-term partnerships with clients in:
SJ Medical is committed to providing comprehensive and professional services throughout the entire customer journey. From pre-sales consultation and technical support to efficient order processing and responsive after-sales service, the company ensures that every customer receives timely assistance and reliable solutions.

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