Braiding & Coiling Catheter Reinforcement

Cirtec excels at creating reinforced sheaths that combine the strength and flexibility required for today’s complex medical devices. Our braiding and coiling expertise includes:

• Wire Materials - We use a range of materials such as 302/304V Stainless Steel, Nitinol, 17-7PH, MP35N, Elgiloy, and Tungsten, ensuring optimal performance and biocompatibility
• Coil Materials - Platinum alloys, Tungsten, 302/304V Stainless Steel, MP35N, and Nitinol are utilized to create high-strength coils with enhanced mechanical properties
• Small Profile Solutions - We specialize in delivering complex wires and coils to high-precision specifications with profiles as small as 0.001” Ø, ideal for minimally invasive devices
• Coil Types - We can provide unifilar or multifilar windings, with multi-profile and multi-layer coiling capabilities
• Ends and Configurations - Our capabilities include closed, open, or ground-flat ends, with options for both standard and variable pitch configurations to meet diverse application requirements.

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Cirtec offers braided and coiled components that meet the highest standards for torque, pushability, and kink resistance.

Wire Capabilities

• Straightening - 0.090" to 0.002" Ø
• Grinding - Tolerances as tight as ± 0.0001", lengths to 120", taper lengths from 0.005".

Coil Capabilities

• Coil Lengths - Up to 120”
• Round and Flat Coils - Multi-pitch designs, with tapering and specialized configurations available.

To further enhance the functionality and performance of our braided and coiled components, Cirtec offers a variety of surface coatings and finishing options:

• Coatings - Parylene, Hydrophilic, Silicone for enhanced lubricity and biocompatibility
• Polymer Jackets - Polyester, Polyurethane, colored marker bands, and heat shrink solutions provide additional protection and customization
• Heat Treatment & Shape Setting - Ensures precision control over the mechanical properties of braided and coiled components, offering optimal flexibility and strength where needed

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Cirtec’s braiding and coiling expertise supports a wide range of medical device markets. Whether for guidewire components, distal core wire transitions, or vascular access sheath coiling, we deliver performance and precision to critical medical applications, including:

• Guidewires and Guidewire Components - For coronary and peripheral vascular interventions as well as neurovascular surgery
• Distal Core Wire Transitions - For PTCA and PTA catheters, supporting flexibility and durability in minimally invasive procedures
• Wire-Based Delivery Systems - For neurovascular surgery and coil delivery applications, offering enhanced torque and pushability
• Atherectomy Devices - Supporting precision and control during complex vascular procedures
• Occlusive Coils - Designed for vascular and neurovascular procedures, providing durability and precise control during placement

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Cirtec’s braided and coiled reinforced sheaths are designed to offer superior performance and mechanical properties, ensuring the highest standards for medical devices.

• Kink Resistance - Our designs are optimized to resist kinking, ensuring smooth, reliable operation during critical procedures
• Torque Response - Enhanced torque allows for improved control during interventional procedures, essential for guidewires and catheters
• Pushability - Achieving the ideal balance of flexibility and stiffness, our components provide excellent pushability for navigating complex anatomical pathways

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Cirtec offers a broad range of processing capabilities to ensure your braided and coiled components meet the exact specifications required:

• Wire Processing - Includes straightening, centerless grinding, profile grinding, tapering, forming, and flattening for precise control over wire properties
• Coil Processing - Offers tapering, multi-pitch coiling, and round and flat wire configurations to create the right combination of strength and flexibility
• Assembly Capabilities - Include laser welding, plasma welding, soldering, and UV adhesives for seamless integration into medical device subassemblies

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