PTFE microporous membranes are also widely used in medical materials, such as surgical gowns, surgical towels, wound dressings, packaging materials for disinfection equipment, etc.

Due to its heat-resistant, water-resistant and non-toxic properties, it can be used as a material for various medical devices and artificial organs. The former includes sterile filters, beakers and artificial heart-lung devices, while the latter includes artificial blood vessels, heart and esophagus. It has been widely used as a sealing material and filling material.