The trend of metal to plastic is ongoing!
In medical device industry, the trend of metal to plastic is ongoing. Because of they need to nonmagnetic for malfunction of device with magnetic and taking an accurate measurement, weight saving for main part of equipment, and biocompatibility to solve patients metal allergy.
Almost all plastics have nonmagnetic characteristics, and some plastics are available for autoclave, dry-heat sterilization, gas sterilization, gamma-sterilization, radioparency.
Plastic screws and plastic springs are attract attention for medical devices such as MRI required nonmagnetic, surgical instrument are sterilization treatment and heat resistance required and inspection equipment using with chemical.
*Sterilization treatment is only view of material and is not guaranteed using of plastic screws and plastic springs.