Boxin · Hengzhen · Botrust
Precision Manufacturing・Powering the World
Precision medical device components
This is a set of high-precision, medical-grade stainless steel components for medical devices, manufactured using CNC turning and precision forming processes. The parts feature a highly polished surface, free of burrs or sharp edges, and tight dimensional tolerances. They include threaded fittings, quick‑connect couplings, flanged connectors, valve seats, sealing joints, and other configurations, designed to meet the functional requirements of fluid delivery, signal connectivity, and pipeline sealing in medical equipment. These components are compatible with high‑temperature, high‑pressure sterilization and exhibit excellent biocompatibility, corrosion resistance, and superior assembly accuracy, making them widely used in diagnostic and therapeutic medical devices.
- Product Description
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1. Material and Craftsmanship
- Core material : Made from medical-grade stainless steel (304/316L), it exhibits excellent biocompatibility and resistance to acid and alkali corrosion, complies with medical device material safety standards, and can withstand conventional sterilization methods such as high-pressure steam and ethylene oxide, thereby meeting the hygiene and safety requirements of clinical settings.
- Processing technology : Machined using high-precision CNC turning, tapping, and forming processes, with critical features such as threads, internal bores, tapered surfaces, and sealing grooves all produced in a single operation; dimensional tolerances are maintained at the micrometer level. The surface undergoes polishing and passivation to minimize the risk of bacterial residue while ensuring tight sealing between the O-ring and tubing, thereby preventing fluid leakage.
2. Analysis of Part Structure and Function
Location Part Appearance Features Typical Applications and Functional Inference Top left External threaded connector with a flange; the flange features a locating step, and the external thread conforms to standard medical specifications. Medical‑grade flanged pipeline connector, sealed and secured to the equipment body via a flange; the external threaded section connects to pipelines or other components, compatible with fluid‑line interfaces for infusion and monitoring devices. Top, middle, left Pylon‑shaped external‑threaded fitting, with a hose‑connection section at one end, a hexagonal locking mechanism in the middle, and an external thread at the other end. Medical equipment quick‑connect fittings, with a tower‑shaped section designed to mate with medical tubing; the hexagonal structure facilitates wrench tightening, while the threaded section connects to equipment interfaces. Commonly used in gas and fluid lines for ventilators and anesthesia machines. Top, middle, right Quick‑connect fitting with an internal bore and a retaining groove; the outer circumference features an anti‑slip knurled finish, and the end is equipped with a locating groove. Medical tubing quick‑change connector (female), featuring a snap‑in groove and knurled structure for rapid plug‑in/plug‑out and self‑locking sealing, suitable for medical tubing assemblies that require frequent disconnection and reconnection, such as infusion pump lines and dialysis equipment tubing connections. Upper right Internal-threaded hexagonal connector, with a hexagonal outer profile and a stepped internal threaded hole. Internal threaded connectors for medical devices feature a hexagonal design that facilitates wrench installation; the internal threads are compatible with external threaded tubing or components and are commonly used for interface connections on device valve bodies and sensors. Lower left Large-diameter internal-threaded joint, with a stepped locating structure on the outer circumference and a stepped bore inside. Sealed valve seats and pipeline end fittings for medical devices, featuring an internal thread for pipeline connection and an external shoulder for positioning and securing the sealing element, suitable for high-pressure fluid‑transfer applications. Lower middle left Small metal snap fastener / lock housing component with an elastic slot design The locking component of the medical tubing quick‑connect fitting uses an elastic snap‑in groove to achieve self‑locking and secure fixation, preventing accidental disconnection and enhancing the safety of medical device tubing connections. Bottom center right Small external-threaded hexagonal connector with a stepped internal bore. Connection fittings for miniature medical devices, designed to accommodate the connectivity requirements of small sensors and micro‑tubing, are commonly used as internal components in minimally invasive instruments and compact monitoring equipment. Bottom right Special-purpose connector with a flange, featuring a slotted/locating structure at the end and knurled threads on the outer circumference. A specialized connector for medical devices, with a flange used to secure the device end; its slotted design is tailored to accommodate the installation and locking of specific components, commonly employed in connection assemblies for infusion pumps and pressure sensors. 3. Overall Characteristics and Application Scenarios
- Health and Safety : Made of medical-grade stainless steel and finished with seamless, all‑round polishing, it effectively reduces the risk of bacterial growth and meets the stringent hygiene requirements of healthcare settings. Its precision‑engineered sealing design prevents fluid leakage, thereby minimizing cross‑contamination and equipment malfunctions.
- Adaptability and Reliability It encompasses a variety of connection types, including threaded, flanged, quick‑connect, and tower‑style fittings, and is compatible with medical tubing and equipment interfaces of different specifications, meeting the installation space and functional requirements of diverse medical devices. High‑precision machining ensures interchangeability and assembly stability among components, thereby reducing equipment maintenance costs.
- Application areas It is widely used in medical devices such as ventilators, anesthesia machines, infusion pumps, dialysis equipment, minimally invasive surgical instruments, and pressure sensors. As a core foundational component for fluid delivery, gas control, and signal connectivity, it directly impacts the safety and reliability of these devices.
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