Intimal hyperplasia following implantation of helical- centreline and straight-centreline stents in common carotid arteries in healthy pigs: influence.

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Intimal hyperplasia following implantation of helical- centreline and straight-centreline stents in common carotid arteries in healthy pigs: influence of intraluminal flow † by Colin Gerald Caro, Anusha Seneviratne, Kevin B. Heraty, Claudia Monaco, Martin G. Burke, Rob Krams, Carlos C. Chang, Gianfilippo Coppola, and Paul Gilson Interface Volume 10(89): December 6, 2013 ©2013 by The Royal Society

Example of a stent with three-dimensional helical-centreline geometry. Colin Gerald Caro et al. J. R. Soc. Interface 2013;10: ©2013 by The Royal Society

(a) PA (posterior–anterior) angiogram (supplemented by lateral angiograms, not shown) shows helical deformation of the animal's left (helical-centreline stented) CCA but not of the right (straight-centreline stented) CCA. (b) PA angiograms and video clips (... Colin Gerald Caro et al. J. R. Soc. Interface 2013;10: ©2013 by The Royal Society

Transverse sections of proximal, middle and distal segments of CCAs, one month after stent deployment. Colin Gerald Caro et al. J. R. Soc. Interface 2013;10: ©2013 by The Royal Society

(a) Low magnification fuchsin stained cross sections of porcine common carotid arteries with (i) straight-centreline stent implanted and (ii) helical-centreline stent implanted. Colin Gerald Caro et al. J. R. Soc. Interface 2013;10: ©2013 by The Royal Society

(a–b) IMRs in the helical-centreline stented and straight-centreline stented CCAs. Colin Gerald Caro et al. J. R. Soc. Interface 2013;10: ©2013 by The Royal Society

Number of adventitial microvessels in proximal, middle and distal segments of the helical- centreline stented and straight-centreline stented CCAs. Colin Gerald Caro et al. J. R. Soc. Interface 2013;10: ©2013 by The Royal Society

CFD study illustrating the distribution of wall shear stress in a helical conduit under steady flow conditions, normalized by Poiseuille flow. Colin Gerald Caro et al. J. R. Soc. Interface 2013;10: ©2013 by The Royal Society

CFD seeded disc study, illustrating swirling and mixing in a helical conduit and its persistence for a short distance in a straight conduit downstream of the helical conduit. Colin Gerald Caro et al. J. R. Soc. Interface 2013;10: ©2013 by The Royal Society