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Medical Catheter Shaping Needle

Medical Catheter Shaping Needle
Details:
High-precision Medical Catheter Shaping Needle & Mandrel platform serves as the ultimate professional instrument for pre-shaping, curve configuration, and profile modification of advanced interventional devices. Developed specifically as a high-stiffness catheter shaping needle, this device is utilized across two critical industry environments: inside cleanrooms during catheter and balloon production (heat-setting processes), and in clinical operating rooms prior to surgical access to custom-tailor the distal tips of microcatheters, balloon dilatation catheters, and micro guidewires. Available in straight, J-shape, angled, and custom blueprints, our microcatheter shaping wire portfolio provides engineers and clinicians with unmatched geometry retention and smooth friction-free tracking.
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Description
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Technical Specifications & Manufacturing Capabilities

 

 

Technical Parameter

Standard Offering Range

OEM Customization Capabilities

Material Composition

Medical-Grade SS304V, SS316LVM, Spring Temper SS

Nitinol (Shape Memory / Superelastic) alternatives available

Outer Diameter (OD) Range

0.010" to 0.038" (0.254 mm - 0.965 mm)

Ultra-fine micro-mandrels down to 0.004" (0.102 mm)

Geometric Configuration

Straight blunt, J-Tip, Pigtail, Double-Angled, 45°/90°

Custom 3D complex curves mapped from customer blueprints / CAD

Surface Conditioning

As-ground, Super-finished, Electropolished

PTFE coating (Black/Green/Blue) for ultra-low tracking friction

Dimensional Tolerance

Standard: ±0.0002" (±0.005 mm)

Ultra-precision tolerance matching down to ±0.0001"

Proximal Handle Interface

Ergonomic molded polymer hubs, luer-lock adapters, knurled metal

Custom pad printing, color-coding by diameter size

 

Core Engineering & Operational Advantages

 
 
 

Superior Shape Retention & Thermal Stability

Constructed from premium vacuum-melted stainless steel with high spring tempering, our catheter shaping needle exhibits exceptional yield strength. It withstands cleanroom heat-setting temperatures (e.g., for Pebax/Nylon/PTFE liners) without micro-structural relaxation, guaranteeing that the molded microcatheter achieves the exact desired anatomical curvature post-processing.

 
 
 

Ultra-Low Friction Coated Surfaces

To prevent inner liner damage or polymer scraping when inserting the microcatheter shaping wire into delicate micro-lumens, we offer medical-grade fluoropolymer (PTFE) coatings. This minimizes insertion drag, ensuring scratch-free, high-yield manufacturing and smooth clinical manipulation.

 
 
 

Precision Micro-Tapered and Burr-Free Tips

Every single wire tip undergoes specialized continuous electrochemical burr-removal and microscopic inspection. The smooth radius edge completely eliminates the risk of scoring or tearing the internal PTFE liners or delicate outer balloon membranes during pre-shaping steps.

 

 

Applications

 

 

  • In-Manufacturing Heat Setting: Shape-forming mandrel for neurovascular and cardiovascular microcatheter tip curvature manufacturing.
  • Pre-Surgery Clinical Configuration: Precision tool inside sterile OR kits used by neuro-interventionalists and cardiologists to pre-bend microcatheters, micro guidewires, and delivery sheaths to navigate tortuous vascular branches.
  • Balloon Deflation Molding: Structural support mandrel for uniform balloon folding and secondary heat treatment processing.

 

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