Core Wires and Ground Wires

For critical procedures, access and delivery systems require high-performing core wires and ground wires. Does your supplier have the experience and track record to turn your design idea into a high-quality reality?


Heraeus produces a wide range of core wires, stiffening wires, ground wires, stylets and hypotubes used for surgical access and delivery systems. Heraeus access and delivery products cover a wide range of applications, from guidewires to stent delivery systems to catheters.

Medical device companies trust Heraeus for these essentials because of our deep experience in materials science, engineering know-how and micro-manufacturing. Our global network of world-class manufacturing facilities feature state-of-the-art equipment and precision grinding. With our proven experience in working with complex materials and design requirements, we help customers find new ways to improve and lower costs of existing designs. This gives our customers the quality they expect and the innovation they need to give them a competitive edge.

Complex Ground Wire


  • Stainless steel
  •  Nitinol
  • NiTi alloys
  • Tungsten
  • CoCr alloys
  • Niobium
  • Titanium alloys
  • Tantalum
  • Platinum alloys
  • Polymers

Heraeus also provides simple to complex subassembly techniques including:

  • Adhesive bonding
  • Brazing & soldering
  • Crimping
  • Laser & plasma welding
  • Over molding
  • Welding


  • Ground wire diameters less than 0.002” / 0.050mm
  • Typical wire lengths up to 197” / 5.0m or longer if requested
  • Square, helical, triangular, and flat shapes
  • Multiple tapers, complex designs

Distal End Forming

  • Ball tipping
  • Deburring, edge break
  • J-Shaping
  • Paddles
  • Radiusing
  • Stamping, flats


  • Metal coatings
Wire Production
  • Cardiovascular
  • Minimally invasive surgery
  • Neurovascular
  • Peripheral vascular
  • Urology
  • Endoscopy
  • Ear, Nose and Throat
  • Structural Heart
Small Complex Grind

The expertise you need…and can count on. Heraeus is recognized worldwide for its metals expertise and the engineering innovation to handle the most complex technical challenges for our customers.

An integrated, “all under one roof” partner. We can handle all your component needs, simplifying your supply chain and enabling you to achieve cost efficiencies.

Faster design-to-delivery. Rapid prototyping to volume manufacturing helps you get your product to market faster.

High standards. Heraeus has ISO 13485 standard accreditation, and every aspect of our work meets the strictest technical requirements of our customers, including quality testing and validation.