Self-expanding stents

Stents are mainly made from the following five types of materials: metallic, coated, drug eluting, bioresorbable and radioactive. Metallic: Some stents are made of bare metal (i.e. only metal). We can distinguish between: Stainless steel: this is the most common material used for stents. Its advantages include good X-ray visibility; a fairly elastic and resistant consistency; and good biocompatibility. These qualities make this type of stent very...