Spiral torsion springs give medical devices rotational force from a flat, space-saving profile, which is why they appear in drug delivery devices, dose dials, and surgical instruments. This week Inside the Device looks at the spring that turns. Most springs push or pull in a straight line. A spiral torsion spring rotates. Flat strip material, wound into a spiral, delivering torque as it winds and a controlled return as it releases. Why device engineers reach for it: 🔹 Rotational return in tight axial space. 🔹 Smooth, predictable torque through the range of motion. 🔹 Consistent performance across thousands of cycles in reusable platforms, or reliable single actuation in disposables. Where you will find one working: the dose dial on a pen injector. The cap return on an autoinjector. The controlled ratchet of a hinged surgical instrument. One question worth asking any spring supplier for a device program: are they ISO 13485:2016 certified, and can they support your design from prototype through production? WE CAN! The best spring in a device is the one you never think about. #MedicalDevice #InsideTheDevice #DrugDelivery #SpringDesign #MedTech
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In this episode of our catheter build series, we move on to removing the catheter shaft from the mandrel. It might seem like a straightforward process, but small details make a big difference. Opening the ends to eliminate the vacuum, carefully trimming away excess PTFE, securing the assembly correctly, and removing the shaft without damaging the structure all require patience, control, and experience. These are the kinds of practical manufacturing skills that are difficult to learn from a textbook but are essential for anyone developing minimally invasive medical devices. Follow along as we continue building this catheter shaft step by step, exploring the materials, processes, and engineering decisions behind what appears to be a simple tube. What manufacturing step do you think is most underestimated in catheter development? #MedTech #MedicalDevices #Catheter #CatheterDesign #Engineering #Manufacturing #ProductDevelopment #RandD #BiomedicalEngineering #MedicalEngineering #STEM
Catheter Build #9: Removing the Catheter from the Mandrel
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💡 The push for lower-profile transcatheter delivery systems in structural heart interventions is running into a physical roadblock: traditional mechanical marker bands. While crimped bands provide the fluoroscopic visibility needed to track TAVR or LAA closure systems, they add bulk, create rigid kink points, and introduce a risk of dislodgement when navigating complex cardiac anatomy. To overcome these limitations, medical device engineers are shifting from mechanical bands to #selectiveplatinum or gold #electroplating. By depositing an atomic layer of platinum or gold directly onto specific sections of guidewires or catheter braids, developers achieve high-contrast radiopacity with zero profile growth and smooth mechanical transitions. Partnering with an ISO 13485:2016 certified plating specialist ensures excellent adhesion, tight tolerances, and predictable performance under real-time imaging. 🚀 How is your #engineering team tackling the balance between device visibility and miniaturization? Let's discuss in the comments. 👇🏻 #MedTech #MedicalDevices #StructuralHeart #CatheterDesign #Electroplating #ProPlate #ISO13485
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As structural heart devices continue to move toward lower-profile, more complex delivery systems, radiopacity can no longer be an afterthought. Selective platinum and gold electroplating offer an elegant alternative to traditional marker bands by providing exceptional fluoroscopic visibility without increasing device profile or compromising flexibility. The result is improved tracking, more precise deployment, and the potential for safer, more efficient procedures. Proud of the work our engineering team is doing to help MedTech innovators solve these challenges.
💡 The push for lower-profile transcatheter delivery systems in structural heart interventions is running into a physical roadblock: traditional mechanical marker bands. While crimped bands provide the fluoroscopic visibility needed to track TAVR or LAA closure systems, they add bulk, create rigid kink points, and introduce a risk of dislodgement when navigating complex cardiac anatomy. To overcome these limitations, medical device engineers are shifting from mechanical bands to #selectiveplatinum or gold #electroplating. By depositing an atomic layer of platinum or gold directly onto specific sections of guidewires or catheter braids, developers achieve high-contrast radiopacity with zero profile growth and smooth mechanical transitions. Partnering with an ISO 13485:2016 certified plating specialist ensures excellent adhesion, tight tolerances, and predictable performance under real-time imaging. 🚀 How is your #engineering team tackling the balance between device visibility and miniaturization? Let's discuss in the comments. 👇🏻 #MedTech #MedicalDevices #StructuralHeart #CatheterDesign #Electroplating #ProPlate #ISO13485
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Great callout on the limitations of traditional marker bands in lower-profile structural heart delivery systems. Another area worth highlighting: plated pull rings. In certain structural heart delivery systems, plating can add visibility and functionality without relying on loaded polymers or additional marker bands. As devices continue to get smaller and more complex, selective plating gives engineers another way to balance visibility, profile, and mechanical performance.
💡 The push for lower-profile transcatheter delivery systems in structural heart interventions is running into a physical roadblock: traditional mechanical marker bands. While crimped bands provide the fluoroscopic visibility needed to track TAVR or LAA closure systems, they add bulk, create rigid kink points, and introduce a risk of dislodgement when navigating complex cardiac anatomy. To overcome these limitations, medical device engineers are shifting from mechanical bands to #selectiveplatinum or gold #electroplating. By depositing an atomic layer of platinum or gold directly onto specific sections of guidewires or catheter braids, developers achieve high-contrast radiopacity with zero profile growth and smooth mechanical transitions. Partnering with an ISO 13485:2016 certified plating specialist ensures excellent adhesion, tight tolerances, and predictable performance under real-time imaging. 🚀 How is your #engineering team tackling the balance between device visibility and miniaturization? Let's discuss in the comments. 👇🏻 #MedTech #MedicalDevices #StructuralHeart #CatheterDesign #Electroplating #ProPlate #ISO13485
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Pulsed Field Ablation (PFA) is changing more than cardiac care, it's changing how catheters need to be manufactured. Unlike traditional thermal ablation technologies, PFA performance depends on the precise geometry of complex multi-electrode catheter designs. That means manufacturing success is no longer just about controlling individual processes- it's about controlling the entire system. As device complexity increases, manufacturers are moving beyond standalone workstations toward integrated automation that combines precision assembly, inline metrology, vision inspection, and closed-loop process control. In our latest article, we explore why PFA is raising the bar for catheter manufacturing and what it means for the future of medical device automation. Read the full article: https://lnkd.in/eDHYzHjp #MedicalDevices #MedTech #Automation #CatheterManufacturing #PulsedFieldAblation #ManufacturingInnovation
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Innovation that drives impact in medical technology! ✨ The cross-slit silicone valve is a game-changing solution for one-way flow control and safe passage of medical instruments. Its unique cross-shaped slit design opens instantly with flow or instrument insertion and closes securely afterward, ensuring: ✔️ Reliable sealing in all conditions ✔️ Reduced contamination risk ✔️ Durability and precision for critical applications Perfect for medical devices requiring safety, efficiency, and high performance, this valve exemplifies how material engineering can elevate healthcare standards. 📩 comercial@turtlevalve.pt 🌐 turtlevalve.pt #CrossSlit #SiliconeValves #CustomValves #MedicalInnovation #PrecisionEngineering #SustainableHealthcare #TechThatSavesLives #Trocars #Trocar #Trokar #MedicalDevices #TurtleSiliconeGroup #TurtleValve
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📢 Calling all #MedTech catheter engineers 📢 Trying to cut through the noise of technical spec sheets to find the right measurement system? I just published a new Gauge Advisor Medical Device Measurement Selector for engineers working with tubing, guidewires, catheters, and precision medical components. The goal is simple: help recommend the right system based on OD, ID, wall thickness, concentricity, surface flaw detection, or automated inspection workflows. All you need are your product specs and you'll get a recommendation for the right system. It only takes 60 seconds.⏰ It is not a replacement for an application review, but it should help point people in the right direction before they start comparing gauges and inspection systems. 👉 Try the Measurement Selector here: https://lnkd.in/gfZF_dDZ
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Precision bonding is critical when manufacturing high-performance catheters and other minimally invasive medical devices. The Beahm 320B Split Die Thermal Welder is engineered to produce strong, repeatable lap joints for polymer tubing while minimizing operator variability. With precise control over heat, cooling, and clamping pressure, it delivers consistent thermal welds for applications including braided catheter shafts, multi-lumen tubing, and balloon-to-shaft assemblies. The system is designed to complete welds in as little as 5–30 seconds, depending on the material and tubing configuration. At MMBT by Metro CAD, we help medical device manufacturers, R&D teams, and contract manufacturers source reliable new and used production equipment that keeps projects moving from prototype to production. Whether you're expanding manufacturing capacity, replacing legacy equipment, or building a new catheter development lab, we're here to help. Explore the Beahm 320B Split Die Thermal Welder: https://lnkd.in/gJ_ctuzA 📞 763-595-7307 📧 sales@metro-cad.com #MedicalDeviceManufacturing #CatheterManufacturing #ThermalBonding #SplitDieBonder #PolymerTubing #MedicalEngineering #ManufacturingEquipment #MedTech #RAndD #MMBT #MetroCAD
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The 5Q insulated crimp pin—where reliability meets miniaturization. In medical device engineering, the smallest components carry the biggest responsibility. The 5Q crimp pin represents a refined approach to high-density interconnect solutions, engineered for applications where space is constrained but performance cannot be compromised. Why the 5Q stands apart: ✅ Precision Crimp Zone – Designed with optimized barrel geometry to accept fine-gauge wires (24–30 AWG range), ensuring consistent contact resistance and mechanical retention across thousands of cycles. Inspection ports allow visual verification of crimp depth for quality assurance. ✅ Insulation Integrity – Manufactured from high-grade thermoplastic materials (PA 6.6 or PBT) that provide excellent dielectric strength and meet creepage/clearance requirements per IEC 60601 standards. ✅ Environmental Resilience – Rated for continuous operation from -40°C to +125°C, withstanding sterilization cycles and demanding clinical environments without degradation. ✅ Application Versatility – Compatible with board-in crimp connector systems at 2.00mm pitch, ideal for compact medical device layouts including patient monitors, diagnostic equipment, and portable therapeutic devices. When you're building for healthcare, every connection must be flawless. Don't let a crimp compromise patient safety. Ready to upgrade your interconnect strategy? DM us for samples and datasheets. #MedicalConnectors #CrimpPins #5QConnector #MedicalDeviceManufacturing #IEC60601 #InterconnectSolutions #HealthcareEngineering #MedicalTech #Reliability #ElectronicsManufacturing
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Passivation is a critical process in medical device manufacturing that enhances the corrosion resistance of stainless steel by removing free iron and surface contaminants. The result is a cleaner, more durable, and biocompatible surface that ensures long-term performance and patient safety. At Vishes Global Automation, we deliver advanced passivation solutions for precision-engineered medical components. 📩 Contact us to learn more. #MedicalDevices #Passivation #SurfaceTreatment #CorrosionResistance #StainlessSteel #MedicalManufacturing #PrecisionEngineering #Healthcare #VishesGlobalAutomation
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