A SPECIALLY CONFIGURED AND SURFACE MODIFIED MEDICAL DEVICE WITH CERTAIN DESIGN FEATURES THAT UTILIZE THE INTRINSIC PROPERTIES OF TUNGSTEN, ZIRCONIUM, TANTALUM AND/OR NIOBIUM

摘要

Medical devices having special geometrical design features and possible surface modifications and can be comprised of niobium, tantalum, zirconium and/or tungsten alloy which is useful in treating a body passageway.