OEM/ODM Medical Tubing Manufacturers and Medical Tubing Supplier

In modern medicine, precision and safety are crucial prerequisites for successful surgery. When it comes to tubing used to deliver fluids to patients, many people think of standard IV tubing. However, in specialized scenarios, such as PCI procedures, standard IV tubing is no longer suitable, and High Pressure Braided Tubing is essential. These two seemingly similar tubing types actually differ significantly in structure, function, and operating environments. Structure and Materials: Key to Withstanding Pressure Standard IV tubing is mostly single-layer, typically made of PVC or silicone. It's flexible and lacks additional support. This design is sufficient for routine infusions or drug injections, as these procedures occur under normal pressure. High Pressure Braided Tubing, on the other hand, utilizes a multi-layer composite design. The most important layer is the braided reinforcement layer embedded in the tubing wall. This mesh, made of metal or high-strength fiber material, acts as a protective layer for the tubing, enabling it to withstand higher pressures. Furthermore, High Pressure Braided Tubing often utilizes medical polymer materials such as PEBAX and TPU, ensuring stable form and performance even under high pressure. Functions and Applications: Conventional and Specialized Ordinary IV tubing has a wide range of applications, primarily for procedures requiring normal pressure and low flow rates, such as blood and fluid transfusions. However, it cannot withstand high flow rates or high pressure injections. If misused in high-pressure applications, it can easily cause tube wall expansion or even rupture, potentially resulting in serious consequences. High Pressure Braided Tubing is designed for specific high-pressure environments. During procedures such as percutaneous coronary intervention (PTCA), physicians need to deliver contrast media into the coronary arteries quickly to obtain clear images. The injection pressure during this process can reach hundreds or even thousands of psi. High Pressure Braided Tubing, with its excellent pressure resistance, ensures that the contrast media reaches the target site quickly and stably. Its kink-resistant properties also make the procedure smoother and reduce unexpected situations. Safety and Precision: Directly Impacting Surgical Outcomes Ordinary IV tubing expands and deforms under high pressure, making it difficult to precisely control the injection dose and flow rate. This poses a significant risk in applications requiring precise drug delivery. It also increases the likelihood of tubing rupture. High Pressure Braided Tubing avoids these problems. The reinforced layer virtually prevents the tubing wall from expanding under high pressure, ensuring stable and controllable injection dosages. This performance not only improves operational accuracy but also significantly reduces the risk of tubing failure. Conclusion: The Right Choice for Different Needs In summary, High Pressure Braided Tubing and standard IV tubing differ fundamentally in structure, material, function, and safety. Standard IV tubing is suitable for general medical use, while High Pressure Braided Tubing is an irreplaceable specialized tool for high-pressure, precision procedures. While similar in appearance, their differing internal designs determine their respective roles in clinical applications.

Introduction to balloon tubing Balloon tube is a high-precision, specialized extruded tubing. Its core function is to serve as the raw material for the balloon body of a balloon dilatation catheter. These tiny balloons can be precisely delivered into the human body via a catheter during surgery to dilate narrowed blood vessels or cavities. For example, when a coronary artery or peripheral blood vessel is blocked, doctors use a balloon-loaded catheter to deliver it to the affected area to dilate and restore blood flow. The manufacturing precision and superior performance of balloon tubes ensure the success of these critical surgeries. Core Applications Balloon tubes are primarily used to manufacture the balloon body of a balloon dilatation catheter and are a core and critical component of the tube. As an innovator in this field, Ningbo LINSTANT Polymer Materials Co., Ltd. is striving to transcend the traditional role of a component supplier and become an integral part of its customers' products. Core Characteristics and Technical Requirements Manufacturing high-quality balloon tubes is a technical challenge that must meet extremely stringent requirements. Tolerance and Precision The wall thickness and inner diameter tolerances of balloon tubes must be controlled to micron levels. Even the slightest deviation can lead to uneven balloon inflation, compromising surgical outcomes and even posing safety risks. It's through specialized companies like Ningbo LINSTANT Polymer Materials Co., Ltd., which precisely match requirements during the collaborative design phase, that strict tolerance control is ensured. Mechanical Properties Balloon tubes must possess excellent mechanical properties, such as superior tensile strength and ductility, to prevent rupture or deformation during catheter insertion and balloon inflation. They must also possess excellent pressure resistance to withstand high-pressure inflation without bursting. Balloon Tube Manufacturing Process: Precision Extrusion Technology The production of balloon tubing primarily relies on precision extrusion technology. This process requires highly automated equipment and precise temperature and pressure control. A qualified manufacturer must possess not only advanced extrusion equipment but also sophisticated craftsmanship. Every step, from raw material mixing and melt temperature control to cooling and winding speed adjustment, is crucial. Ningbo LINSTANT Polymer Materials Co., Ltd. leverages its extensive extrusion experience and continuous technological innovation to provide customers with balloon tubing featuring excellent mechanical properties and stable, consistent tolerances, transforming catheter technology into a core competitive advantage for their products. Broad Applications Balloon tubing has applications far beyond the cardiovascular field. It is used across a wide range of minimally invasive procedures, including: Cardiovascular interventional procedures: such as PTCA balloons used for coronary angioplasty. Peripheral vascular interventional procedures: balloon catheters used to dilate lower limb or neck arteries. Non-vascular interventional procedures: such as dilation or drainage balloons used in urology, gastroenterology, and respiratory medicine. Market Trends and Future Outlook With the aging global population and advancements in medical technology, the demand for minimally invasive medical treatments continues to grow, directly driving the demand for high-performance balloon tubing. Future trends will focus on developing new biocompatible materials, achieving smaller sizes, and achieving more complex geometries to meet the requirements of less invasive and more precise procedures. As the cornerstone of balloon dilatation catheters, balloon tubing epitomizes the advancement of modern medical technology. With its exceptional precision and performance, it silently supports countless minimally invasive surgeries, safeguarding patients' health and lives. As a national high-tech enterprise, Ningbo LINSTANT Polymer Materials Co., Ltd. is deeply integrated into the core value chain of its customers' products. Through strict quality control, it provides medical device companies with safer, more precise, and technologically advanced customized catheter system solutions.

   As the global trendsetter for medical device innovation, Medtec China 2025 will grandly open at the Shanghai World Expo Exhibition & Convention Center from September 24-26. Ningbo Linstant Polymer Materials Co., Ltd. will showcase at Hall 2, Booth 2F102, joining industry peers at Asia's premier event for medical device design and manufacturing technologies.                        Medtec stands as the premier event in medical device design and manufacturing, gathering nearly 1,000 premium global suppliers and attracting over 85,000 professional visitors. The exhibition focuses on innovation across the entire medical device industry chain, providing cutting-edge technologies, advanced materials, and high-end manufacturing solutions. With over a decade of expertise in the minimally invasive interventional catheter field, Ningbo Linstant has consistently positioned itself as “an integral part of our customers' products”, specializing in providing comprehensive CDMO solutions for global medical device companies.                            Since its inception, Linstant has consistently focused on the OEM/CDMO sector, continuously expanding its production capacity and technological capabilities. We have established a comprehensive system spanning precision extrusion, composite processing, post-processing, and injection molding across the entire spectrum of medical applications—from neurointerventional and cardiovascular interventions to urology and beyond.               Currently, Linstant has established a fully integrated vertical system. From customized raw material modification to precision processing techniques and finished product manufacturing, we have forged a comprehensive technological chain spanning the entire industrial ecosystem. We deliver tailored solutions to meet diverse end-user applications while maintaining deep self-control over materials, processes, and production—achieving full-chain coverage. This innovative capability and synergistic advantage of vertical integration form the foundation of Linstant's sustainable competitiveness.            This exhibition serves not only as a showcase of Linstant's technological prowess but also as a pivotal opportunity to connect with global resources and deepen industrial collaboration through a premier platform. Linstant will join industry partners in exploring technological breakthroughs and application possibilities within the minimally invasive intervention field, propelling China's medical device industry toward higher value-added segments of the global supply chain.

In modern interventional medical technology, precision and safety are crucial for success. When doctors need to deliver delicate medical devices deep within the body's blood vessels, a seemingly simple tool plays a crucial role: the guide catheter. This specialized medical device acts like a "dedicated channel," providing a stable and safe path for complex surgeries. A guide catheter is a hollow, tubular medical device with a certain degree of rigidity and flexibility, primarily used in interventional procedures. It is typically made of a polymer material with a metal braid to provide support and torque control. Its primary function is to create a safe and stable passage for other interventional instruments, allowing them to reach the lesion smoothly. Working Principle and Applications Guide catheters enter the body through blood vessels. Their design combines flexibility and rigidity to adapt to the tortuosity of blood vessels. Their controllable torque allows doctors to precisely control the catheter's direction through external rotation, while their strong support helps other instruments overcome friction and resistance within the blood vessels. Guide catheters are a common and essential tool in various fields, including cardiology, neurology, and peripheral vascular medicine. Main Functions of Guide Catheters Guide catheters do more than simply establish access; they also perform several important tasks during surgery: Providing access: Guide catheters extend from the puncture site (such as the femoral or radial artery) to the target vessel, creating a stable "highway" that protects the guidewire and catheter from damage during passage. Providing Support: Within a vessel, especially narrow or tortuous lesions, instruments encounter significant resistance. A guide catheter acts as a "fulcrum," providing counterforce for instruments like guidewires and balloons. Enhancing Directional Control: By rotating the guide catheter, the physician can more precisely adjust the direction of the tip, crucial for selectively accessing specific branch vessels. Delivering Contrast Agent: Guide catheters can also be used to quickly and efficiently deliver contrast agent, helping the physician clearly visualize vascular lesions under X-rays. Guide Catheters Application Scenarios Guide catheters are widely used, particularly in the following areas: Cardiovascular Intervention: During PCI, physicians use guide catheters to precisely deliver stents into narrowed or occluded coronary arteries to restore blood flow. Neurointervention: In cerebrovascular disease treatments such as intracranial aneurysms or acute ischemic stroke, guide catheters facilitate microcatheter access for embolization or clot removal. Peripheral Vascular Intervention: For lower limb artery occlusion or renal artery stenosis, guide catheters provide reliable access, allowing angioplasty or stent placement. Safety and Risks of Use Guide catheters are generally safe to use, but because they are an invasive procedure, there are risks such as bleeding at the puncture site, infection, or vascular injury. These risks can usually be effectively managed by experienced physicians and a dedicated team. Preoperative evaluation and intraoperative monitoring are key to ensuring safety. The Difference Between Guide Catheters and Standard Catheters Although both are catheters, their uses and designs differ. Standard catheters are primarily used for diagnosis or fluid delivery, and have thinner walls and less support. Guide catheters, on the other hand, primarily provide a stable, controlled pathway for other interventional devices and offer additional support, which standard catheters lack. By providing a stable channel and support, guide catheters significantly improve the success rate and safety of interventional procedures. With advances in materials science and manufacturing processes, future guide catheters will be more flexible, more supportive, and potentially integrated with more functions, offering patients more precise and minimally invasive treatment options.

Simply put, an endoscope is a long, thin, tubular medical device equipped with a light source and a miniature camera. It allows doctors to enter the body through natural orifices (such as the esophagus, stomach, and intestines) or through a small incision to directly observe the internal conditions of organs and tissues. It consists of three main components: Light guide: Provides illumination, illuminating the interior of the body cavity. Image transmission system: Transmits real-time images of the body to an external screen. Operation channel: Allows doctors to insert micro-instruments such as biopsy forceps and electrocautery to perform procedures such as biopsy, hemostasis, or lesion removal. Types of Endoscopes: From Wired to Wireless Endoscopes can be categorized into several types based on their purpose and the site of entry. The most common are gastroscopes and colonoscopes, which are used for the digestive system. Gastroscopes: Primarily used to examine the esophagus, stomach, and duodenum, they are important for diagnosing gastritis, ulcers, polyps, and early-stage gastric cancer. Colonoscopes: Used to examine the large and small intestines. Colonoscopy is an important method for detecting and removing colon polyps and preventing colorectal cancer. In addition, there are several specialized types of endoscopes, such as: Wireless capsule endoscopes: Patients simply swallow a capsule-sized endoscope, which captures images of the interior of the small intestine at a rate of several frames per second and wirelessly transmits these images to a receiver outside the body. This noninvasive and painless method is particularly suitable for examining small intestinal diseases. What are the Main Conditions for Endoscopy? Endoscopy is not only used for diagnosis but also an important tool for screening and monitoring many diseases. Diagnosis of gastrointestinal symptoms: When unexplained abdominal pain, difficulty swallowing, acid reflux, nausea, vomiting, or gastrointestinal bleeding occur, endoscopy can help doctors identify the cause. Polyp and tumor screening: Endoscopy is an important method for screening for early-stage gastrointestinal cancers. During the examination, doctors can detect and remove precancerous lesions (such as polyps), preventing the progression of the disease. Lesion Monitoring: For diagnosed conditions, such as ulcerative colitis and Crohn's disease, doctors perform regular endoscopic examinations to assess disease progression and treatment effectiveness. Advanced Applications of Endoscopy: From Diagnosis to Treatment The role of endoscopy is not limited to observation; in many cases, it can also serve as a treatment. Endoscopic Ultrasound (EUS): Combining endoscopy and ultrasound technology, it can provide deeper tissue imaging, often used to assess the depth of invasion of gastrointestinal tumors and surrounding lymph nodes. Endoscopic Retrograde Cholangiopancreatography (ERCP): Used for the diagnosis and treatment of biliary and pancreatic diseases, such as gallstones, strictures, or tumors. ERCP allows doctors to remove stones, place stents, or perform biopsies. Minimally Invasive Endoscopic Treatments: Many conditions that once required open surgery can now be performed endoscopically, such as: Gastrointestinal Hemostasis: Electrocoagulation or spraying of hemostatic drugs to treat bleeding lesions. Polypectomy: Directly removes digestive tract polyps to prevent them from becoming cancerous. Early Stage Surgical Dissection (ESD): For early-stage digestive tract cancers, doctors can completely dissect the lesion through endoscopy, achieving radical cure with minimal trauma and rapid recovery. The development of endoscopy has greatly advanced modern medicine. It enables doctors to gain a comprehensive understanding of the human body's internal structure with relatively minimal invasiveness, allowing for precise treatment. With continued technological advancements, future endoscopes will become even smaller and more intelligent, potentially incorporating AI-assisted diagnosis to further aid in the early detection and treatment of diseases. About Ningbo LINSTANT Polymer Materials Co., Ltd. Ningbo LINSTANT Polymer Materials Co., Ltd. was established in 2014 and has since grown into a national-level high-tech enterprise with over 500 professional staff members. The company is committed to transcending the role of a traditional component supplier, striving to become an integral part of its customers' products. From precise matching during the collaborative design phase to reliability assurance during manufacturing, LINSTANT deeply integrates into the core value chain of its customers' products, transforming catheter technology into a core competitive advantage for their products. Through continuous technological innovation and stringent quality control, we are capable of providing medical device companies with safer, more precise, and more technologically advanced customised catheter system solutions.

In the medical field, the requirements for cables and pipes are extremely stringent. They must not only provide excellent electrical insulation and physical protection, but also meet special requirements such as biocompatibility, high-temperature sterilization resistance, and precision assembly. Medical heat shrink tubing, due to its unique properties, plays a vital role in medical device manufacturing. The following describes the correct use of heat shrink tubing to help you achieve optimal results in medical applications. Main Types of Heat Shrink Tubing There are many types of heat shrink tubing, which can be categorized by material, shrink ratio, and application. Common ones include: Polyolefin heat shrink tubing The most widely used, offering excellent insulation, chemical resistance, and mechanical protection. Fluoropolymer heat shrink tubing (such as PTFE and PVDF) High-temperature and chemical resistance, low friction coefficient, suitable for precision medical equipment. Double-wall heat shrink tubing (with adhesive) Contains an inner layer of hot melt adhesive. When heated and shrinks, the adhesive fills gaps, providing waterproof and moisture-proof sealing. Silicone rubber heat shrink tubing Soft and flexible, with excellent biocompatibility, it's suitable for devices that require bending or expansion. What is heat shrink tubing? Heat shrink tubing is a tubular material that shrinks when heated. Common materials include polyolefins, fluoropolymers, and silicone rubber. During the production process, the material undergoes radiation cross-linking, heat expansion, and cooling to set the shape, allowing it to remain in its expanded state at room temperature. When heated again, the tubing shrinks back to its original size, tightly wrapping the object inside. In medical devices, heat shrink tubing is commonly used for: Electrical insulation and protection: Coating wires and connectors to prevent short circuits and mechanical damage. Biocompatible coating: Used on devices such as catheters and guidewires, it provides a smooth, non-toxic protective layer to reduce friction. Mechanical protection: Protects delicate components such as optical fibers and sensors from bending, abrasion, and chemical corrosion. Color identification: Different colors are used to distinguish the function of cables or tubing. Preparing for Use Select the Right Size: Before shrinking, the inner diameter should be 20%–50% larger than the maximum outer diameter of the object being covered. After shrinking, it should be slightly smaller than or equal to the outer diameter to ensure a tight fit. Clean Surface: Ensure the surface is clean, dry, and free of oil and dust, especially for heat shrink tubing with adhesive, to ensure a secure fit after shrinking. Smooth Cutting: Use scissors or a utility knife to cut the desired length. The cut should be straight and free of burrs. Proper Heating Method Even Heating: Adjust the heat gun temperature to an appropriate range. Start at one end and move slowly, heating evenly to avoid overheating. Observe Changes: During heating, the tubing will gradually shrink and adhere to the surface, resulting in a smooth, wrinkle-free surface. For heat shrink tubing with adhesive, a small amount of adhesive may overflow from the end. Cooling and Setting: After heating, allow the tubing to cool naturally to room temperature. Avoid touching or moving the tubing during this time. Precautions for Medical Applications Material Compliance: Select materials that meet ISO 10993 biocompatibility standards, such as medical-grade polyolefins, fluoropolymers, or silicone rubber. Clean Operation: It is recommended to operate in a cleanroom or controlled environment to prevent dust and microbial contamination. Sterilization Compatibility: Ensure that the heat shrink tubing can withstand high-temperature steam sterilization, ethylene oxide sterilization, or gamma irradiation sterilization without affecting performance.