Dexter Magnetic Technologies

White Paper

Magnetic Stray Field Considerations for Medical Products

June 28, 2023

With the advancement of rare earth magnetic materials an increasing number of medical devices are incorporating magnetic technology. In this article, we will discuss the magnetic moment, the design of magnetic devices, how to control stray fields and magnetic field shaping. We will also discuss some safety precautions in various scenarios such as safety for patients with medical implants; the impact of stray magnetic fields on sensitive instruments; the selection of appropriate shielding materials; attractive forces of ferrous metal objects in the vicinity magnet or magnetic assembly and safety guidelines for air shipment of magnets and magnetic assemblies.

Download to find out more.