Precision Grinding for Medical Device

From the creation of intricate components for surgical instruments to the production of essential parts for implantable devices, grinding plays a key role in the manufacture of medical devices. This sophisticated manufacturing technology produces not only precise dimensions but also a superior surface finish. In this article, we take a deeper look into precision grinding for medical device, exploring its capabilities and applications in the field of healthcare.

What is Precision Grinding?

Precision grinding works by removing material from a workpiece with extremely high precision and accuracy. This manufacturing involves specialized grinding equipment with abrasive wheels or belts that rotate at high speeds. These machines are programmed to follow precise instructions to achieve precise dimensions, tolerances, and surface finishes on the workpiece.

Centerless grinding is a machining process that works by removing material from the outer diameter of cylindrical workpieces without the use of a spindle. Unlike traditional cylindrical grinding, which involves securing the workpiece, centerless grinding relies on the support of a regulating wheel and a grinding wheel to achieve accuracy and efficiency.

Grinding Features Include:

  • Tapers
  • Groves
  • Steps
  • Angle Cuts
  • D Shape Cuts
  • 2-Side Flat Cuts
  • Diameter tolerances as small as 0.5μm
  • Roundness as small as 0.1μm
  • Surface Roughness as smooth as Ra0.02μm

Grinding Applications in Medical Device

There are numerous applications of precision grinding for medical device. Some of which include:

Needles and Syringes:

Centerless grinding is widely used in the production of medical needles and syringes. It ensures precise outer diameter dimensions and a smooth surface finish, critical for patient comfort and injection accuracy.


The manufacturing of guidewires, essential components in medical procedures such as catheterization, often involves centerless grinding. This process allows for the creation of guidewires with precise dimensions and excellent straightness.


Centerless grinding is utilized in the production of catheters, ensuring that these devices have accurate outer diameters and smooth surfaces. This is particularly important for catheters designed for minimally invasive medical procedures.

Bone Screws and Orthopedic Implants:

Components like bone screws and orthopedic implants require high precision in size and shape. Centerless grinding allows manufacturers to achieve consistent results, producing implants that meet strict quality standards and provide optimal performance.

Sub Assembly and Grinding for Medical Device

In need of assembly for your precision ground component? IMC Intertech supplies some of the smallest and most precise components in the world. We apply that same expertise in micro manufacturing to our micro subassembly lines.

Our capabilities include ISO 13485 Compliant:

  • Micro welding
  • Micro over molding & insert molding
  • Assembly cleaning
  • ISO class 7 cleanroom

In need of Precision Grinding Services?

We manufacture micro components and assemblies in accordance with Medical Device and ISO regulations.

precision grinding
  • Extensive Quality Management Systems
  • ISO 13485:2016 Compliant
  • Inspection Data Provided with each lot