Micro-Molding for Precision Medical Components

Bring Complex Devices to Market—Smaller, Smarter, Faster

As devices get smaller, engineering demands grow. This challenges medical device manufacturers to deliver next-gen innovation in tighter footprints, with tighter tolerances—under tighter timelines. Viant answers that call with advanced micro-molding capabilities, enabling complex designs for diagnostics, drug delivery, implantables, and more.

Precision Micro-Molding Starts Here

With decades of experience and a dedicated facility in Fremont, CA, we help OEMs bring their boldest device designs to life. Our micro-molding operation is built around what matters most to medical innovators: accuracy, reliability, and integration. We specialize in molding parts smaller than a resin pellet, including those with complex geometries and multi-material requirements. Viant offers full program support—from design collaboration and in-house tooling to molding, inspection, and assembly.

Micro-Molding Capabilities

Our expertise spans a range of micro-molding techniques and specialties to support today’s most demanding device designs.

Micro-Components

Miniature parts and micro-features manufactured to meet strict dimensional tolerances while maintaining optimal mechanical performance—ideal for compact medical and diagnostic assemblies.

Micro-Mechanical componentsa sitting next to a dime to demonstrate size.

Micro-Mechanical Components

High-precision gears, actuation elements, and other motion-enabling parts designed for tight tolerances and consistent reliability.

Integrated Electronic elements

Integrated Electronics

Advanced molding solutions for connected and implantable bioelectronic devices. Insert and overmolding techniques enable seamless integration of electronics into compact, biocompatible housings.

sharp items in-cased by plastic

Micro-Insert Molding

Engineered polymers embedded with micron-scale pins, wires, or metal elements—supporting high-density mechanical or electrical functionality in ultra-small formats.

a sharp pen and a molding

Micro-Overmolding

Dual-material solutions that enhance part strength, improve grip, sealing, and resistance to abrasion—balancing tactile performance with durability.

a plastic case

Microfluidics

Highly specialized microfluidic components for applications such as DNA sequencing and liquid chromatography. From mold design to cleanroom production, Viant delivers end-to-end support for medical, analytical, and life science systems.

Is Your Current Process Holding Innovation Back?

Explore how Viant’s integrated micro-molding capabilities can reduce risk and unlock smarter device design.

High-Performance Materials for High-Stakes Devices

Viant has deep expertise molding a wide range of advanced thermoplastics and filled compounds critical to modern device designs:

  • High-performance materials: PAI (Torlon®), PEEK, PEKK, PEAK, PEI (Ultem®), PPS (Ryton®), LCP (Vectra®)
  • Fluoropolymers: PFA, ECTFE, ETFE, FEP, PVDF
  • Filled compounds: Glass, carbon, amide fibers
  • Lubricated compounds: PTFE, silicone, and more
a collage of micro-molding plastics
a mold sitting on a table

In-House Tooling That Accelerates Development

Tooling is foundational to your micro-molding success. Our Fremont-based team includes highly experienced toolmakers, enabling faster iteration across design and production. Capabilities include:

  • CNC milling and wire EDM
  • 1–16 cavity molds
  • Annual capacity for 20+ precision tools
  • 100+ years of combined mold-making experience

With full in-house mold-making, we reduce lead times, enhance design flexibility, and give you greater control over your program’s success.

Site Spotlight

A Facility Designed for Innovation at Scale

Our Fremont, CA facility is purpose-built to support high-precision, high-complexity programs:

  • 22,000 sq. ft. of dedicated manufacturing and toolmaking space
  • 20 Nissei molding presses (40–200 tons)
  • ISO 8 cleanroom for medical-grade molding
  • 90+ specialists focused on micro-scale manufacturing
an employee in a white lab coat, looking at the computer

Value-Added Operations, All Under One Roof

Viant offers a robust suite of secondary services to streamline your micro-molding program and reduce handoffs between vendors:

  • Sub-assembly
  • Ultrasonic welding
  • Pad printing (2-station / 2-color)
  • Inserting
  • Post-curing / annealing with chart recording
  • EMI/RFI shielding
  • Painting & machining

Every process is optimized for consistency, repeatability, and quality—so your final product performs as precisely as it was designed.

Bring Your Biggest Ideas—and Smallest Components—to Life

Tap into Viant’s precision micro-molding capabilities to deliver breakthrough medical devices with confidence.

Manufacturing Capabilities

With an expansive global footprint, Viant offers unmatched manufacturing scale and speed. Our focused approach aligns your resources with our capabilities for maximum efficiency. Get expert advice on accelerating time to market, reducing lead times, mitigating validation risk, and ensuring product performance.