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In minimally invasive medicine, a stent is
used to keep open an artery or another hollow structure of the human body. The
surface structure is of great importance.
Imaging
Parameters
Sample: Stent
Instrument: Nanosurf easyScan 2 AFM
Configuration: Basic Dynamic AFM Package
with Mode Extension Module
Mode: Dynamic (non-contact)
Figure 1. An overview of the stent surface. 20x20um image, z-range
2.3um
Figure 2. A zoomed image of the surface and the coresponding phase contrast
difference in the phase image can be clearly identified 5x5um image, z-range
16.5nm
Figure 3. Stent surface shown in 5x5um image of phase
contrast |