Patent ID: 7056286
Filing Date: 2006-06-06
Classification: A61B,A61F

Abstract:
1. A medical device anchor for penetration through a body wall from a first side to a second side thereof and expansion against said second side comprising: an anchor shaft having a proximal end, a distal end and a longitudinal axis, an expandable anchor at the distal end of said anchor shaft having anchor sections formed integrally with said anchor shaft by splitting said anchor shaft longitudinally at the distal end thereof to form first and second anchor sections, said expandable anchor having a first collapsed configuration wherein said anchor is substantially coextensive with said anchor shaft and a second expanded configuration wherein said first and second anchor sections extend outwardly from said anchor shaft in opposite directions transverse to the longitudinal axis of said anchor shaft, said first and second anchor sections curve arcuately outward from said anchor shaft and back toward said anchor shaft in the second expanded configuration of said expandable anchor.