Auxetic bio-inspired stent

re-entrant honeycomb 3.0 mm x 15.0 mm
diameter 3.00 mm
nu -1.40
theta -25.0°

Animation mode

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Info

Crimping — The re-entrant honeycomb has a negative Poisson's ratio. When compressed axially, the structure contracts laterally, enabling catheter delivery at 1.5 mm crimped diameter (50% of nominal).

Geometry

Re-entrant angle -25°
Cells (circ) 10
Cells (axial) 14