SJ Medical
SJ Medical
Canberra, as the capital city of Australia and the administrative heart of the Australian Capital Territory (ACT), demands the highest standards of healthcare delivery. The region's primary tertiary hospital, The Canberra Hospital, alongside private facilities such as the National Capital Private Hospital and Calvary John James Hospital, serves as critical care centers for cardiovascular interventions. For Percutaneous Coronary Intervention (PCI) procedures—including balloon angioplasty and stenting—the local medical community relies on robust, zero-defect supply chains that can deliver advanced catheter systems, guidewires, and ancillary cardiovascular equipment on demand.
From a global procurement perspective, hospital networks in Canberra, the wider Australian market, and international medical GPOs (Group Purchasing Organizations) require manufacturers who not only adhere to strict quality baselines but also offer substantial information gain regarding manufacturing transparency, material science, and regulatory compliance. SJ Medical bridges the gap between high-precision Chinese OEM manufacturing and the stringent operational and clinical expectations of Canberra's healthcare procurement directors.
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. Our 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.
Our commitment to excellence extends from the chemical synthesis of critical antiplatelet and antithrombotic active pharmaceutical ingredients (APIs)—such as Bivalirudin and Ticagrelor—to the mechanical micro-engineering of PTCA guidewires and balloon catheters. This unique, vertically integrated approach ensures that we control the quality of both the physical intervention tools and the adjunctive pharmaceutical solutions necessary for successful patient outcomes.
SJ Medical operates a modern manufacturing facility with a total area of approximately 5,000 square meters. The factory is built in accordance with GMP standards and features a high-standard cleanroom environment, including a million-class clean workshop with localized hundred-class areas for critical processes.
The facility is designed specifically to prevent particulate contamination, which is a critical risk factor in the production of intravascular devices. By utilizing advanced air-handling units and rigorous gowning protocols, we guarantee that all balloon dilatation catheters and guidewires are assembled, packaged, and prepared for sterilization under highly controlled environmental conditions. The 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.
To serve sophisticated healthcare systems like Canberra’s, we have implemented automated inspection protocols, including 100% visual inspection under magnification for balloon fold alignment, stent crimping uniformity, and tip profiling. This level of diligence ensures that interventionalists receive tools that perform predictably during high-stakes coronary revaporization procedures.
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.
Specifically, within the context of Percutaneous Coronary Intervention (PCI), our products address the entire clinical pathway. This begins with vascular access using our micro guide wires and guiding catheters, moving to stenosis crossing with low-profile balloon dilation catheters, and concluding with vessel patency using advanced dilatation balloons. Our supporting pressure pumps and inflation devices ensure precise, controlled inflation of the dilatation balloon at the target lesion site, preventing over-expansion or vessel dissection. For the Canberra clinical setting, where the prevalence of complex multi-vessel disease in aging populations is a key challenge, our components provide the torque, flexibility, and radial strength necessary to address calcified lesions, bifurcated stenoses, and chronic total occlusions (CTO).
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.
For Canberra hospital networks and local distributors, these certifications serve as a solid baseline for the registration pathway with the Australian Therapeutic Goods Administration (TGA). The technical file requirements for Class III medical devices (such as drug-eluting stents and PTA/PTCA balloon catheters) demand comprehensive biocompatibility testing, clinical evaluation reports (CER), and sterile barrier validations. By maintaining a clean audit history under ISO 13485 and European CE marks, SJ Medical provides the necessary administrative and technical documentation to facilitate smooth regulatory approvals, assuring Canberra procurement teams of our product safety and efficacy.
All products are supported by comprehensive validation portfolios:
SJ Medical leverages top-tier manufacturing hardware to maintain sub-micron tolerances.
The company is equipped with advanced production and inspection systems, including precision balloon forming equipment, laser welding and marking technologies, and comprehensive laboratory testing facilities. These capabilities ensure high levels of manufacturing accuracy, product consistency, and full-process quality control.
Our quality assurance laboratory is equipped with state-of-the-art dimensional measurement systems, hydrostatic burst pressure testers, and simulated anatomical models. Before any batch of PTCA balloon catheters is released for sterilization, samples are tested in realistic silicone vascular models to evaluate tracking force, crossability, and deflation profiles. By mimicking the tortuous anatomy of a human coronary arterial tree, we verify that the catheters will perform flawlessly under the stressful environments encountered in a cardiac catheterization suite.
SJ Medical has established long-term partnerships with clients across Europe, Asia, the Middle East, and Africa. Our products are currently distributed in countries such as Finland, Italy, Spain, France, the Netherlands, India, Indonesia, Turkey, and Egypt, among others. The company continues to expand its international footprint and strengthen its global presence.
As part of our commitment to the Canberra and broader Australian market, we understand that global medical devices must be backed by reliable local service. Hospital procurement teams in the ACT cannot afford supply disruptions or delayed product updates. To address this, SJ Medical is seeking to establish strategic alliances with local distributors in Canberra, ensuring that a physical inventory buffer of essential interventional consumables is maintained locally. This localization strategy guarantees next-day delivery options for high-demand guidewires and balloon catheters, while offering direct technical support to local clinical nurse educators and cardiologists.
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.
For institutional buyers and hospital managers in the Australian Capital Territory, our commercial support is structured to fit established tender guidelines. We provide transparent pricing models, batch-specific quality certificates, and comprehensive technical specifications to streamline the hospital product assessment committee (PAC) review processes. In addition, our R&D group offers custom manufacturing services for unique clinical requests, allowing clinical researchers in Canberra to develop bespoke interventional solutions under strict regulatory oversight.
As vascular interventions move towards robotic navigation, biosensing, and targeted drug delivery, SJ Medical is actively developing technologies to meet the challenges of next-generation clinical environments.
Developing advanced coating technologies that optimize drug transfer kinetics for peripheral and coronary stenosis without the risk of late stent thrombosis.
Utilizing novel composite polyimide shafts to minimize the crossing profile, enabling clinicians to access complex chronic total occlusions (CTO) with ease.
Integrating transient polymer technologies that degrade harmlessly within the vessel wall after complete drug delivery, reducing chronic inflammation.
Developing guidewires with specific distal tip designs optimized for remote robotic navigation, allowing for telemedicine-assisted PCI procedures.
Importing medical devices into the Australian Capital Territory (ACT) requires approval from the Therapeutic Goods Administration (TGA). Since SJ Medical’s PTCA catheters and guidewires are classified as Class III (or Class IIb/IIa depending on the specific application), we provide a complete technical file, including ISO 13485 quality system certificates and European CE certificates. This documentation assists local sponsors in submitting the required clinical evaluation reports for inclusion on the Australian Register of Therapeutic Goods (ARTG).
We focus on variable-stiffness catheter shaft designs. The proximal shaft is engineered for optimal stiffness to transmit push force, while the distal segment is highly flexible to track through tortuous coronary pathways. Our balloon components undergo 100% pressure leak testing, with rated burst pressures (RBP) verified in our quality control laboratories to prevent balloon rupture during dilation of calcified stenoses.
Bivalirudin acts as a direct, transient thrombin inhibitor, serving as a clean alternative to heparin during PCI procedures to reduce bleeding complications. Ticagrelor is a potent P2Y12 platelet inhibitor that prevents ischemic events and acute stent thrombosis post-intervention. We manufacture these active pharmaceutical ingredients under strict GMP compliance, ensuring 99%+ purity. This high quality provides pharmaceutical formulators with a consistent, reliable starting material for clinical applications.
Yes. Through our OEM and ODM services, we work with clinical advisory boards to adjust design parameters such as nitinol or stainless steel core tapers, radiopaque marker lengths, and tip stiffness (tip loads ranging from 0.5g to 4g). This customization allows hospitals in Canberra and globally to match their device inventories to the specific clinical preferences of their interventionists.
All finished devices, including microcatheters and guide wires, are packed in sterile barrier pouches within our cleanrooms. They undergo validated Ethylene Oxide (EO) sterilization cycles according to ISO 11135 standards. Each batch is shipped with a sterilization certificate and chemical indicator verification, ensuring complete safety when the product is opened in the sterile field of a cath lab.
Partner with SJ Medical for high-performance, compliant, and cost-effective interventional solutions tailored for the Canberra healthcare market and global medical networks.
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