Fatigue of metallic stents: from clinical evidence to computational analysis

F Auricchio, A Constantinescu, M Conti… - Annals of Biomedical …, 2016 - Springer
The great success of stents in treating cardiovascular disease is actually undermined by
their long-term fatigue failure. The high variability of stent failure incidence suggests that it is …

Low friction and high strength of 316L stainless steel tubing for biomedical applications

A Amanov, SW Lee, YS Pyun - Materials Science and Engineering: C, 2017 - Elsevier
We propose herein a nondestructive surface modification technique called ultrasonic
nanocrystalline surface modification (UNSM) to increase the strength and to improve the …

Investigation of coatings of austenitic steels produced by supersonic laser deposition

AI Gorunov, AK Gilmutdinov - Optics & Laser Technology, 2017 - Elsevier
The structure and properties of stainless austenitic steel coatings obtained by the supersonic
laser deposition are studied in the paper. Implantation of the powder particles into the …

Fatigue performance of TPMS-based AlSi10Mg architected cellular materials fabricated via hybrid and powder bed fusion methods

A Singh, A Jaber, N Karathanasopoulos - International Journal of Fatigue, 2024 - Elsevier
This work investigates the fatigue performance of AlSi10Mg-based architected materials
fabricated using hybrid manufacturing and powder bed fusion (PBF) methods. For the …

A computational approach for the lifetime prediction of cardiovascular balloon-expandable stents

F Auricchio, A Constantinescu, M Conti… - International Journal of …, 2015 - Elsevier
This paper presents a methodology for the numerical fatigue-life assessment of
cardiovascular balloon-expandable stents. The methodology is based on a global …

Influence of the microstructure and voids on the high‐cycle fatigue strength of 316L stainless steel under multiaxial loading

R Guerchais, F Morel, N Saintier… - Fatigue & Fracture of …, 2015 - Wiley Online Library
In the present study, the effects of both the microstructure and voids on the high‐cycle
fatigue behaviour of the 316L austenitic stainless steel are investigated by using finite …

Multi-scale model for linking collective behavior of short and long cracks to continuous average fatigue damage

B Sun, YL Xu, Z Li - Engineering Fracture Mechanics, 2016 - Elsevier
A multi-scale model is developed in this study for linking collective behavior of short and
long cracks to continuous average fatigue damage. By using the developed model, the …

Micromechanical modeling for the probabilistic failure prediction of stents in high-cycle fatigue

R Guerchais, G Scalet, A Constantinescu… - International Journal of …, 2016 - Elsevier
The present paper introduces a methodology for the high-cycle fatigue design of balloon-
expandable stents. The proposed approach is based on a micromechanical model coupled …

Experimental investigation into the size effect on the microscale fatigue behaviour of 316L stainless steel

E Donnelly, FM Weafer, T Connolley… - International Journal of …, 2017 - Elsevier
This study focuses on the microscale fatigue properties of 316L stainless steel. This material
is commonly used in the manufacture of medical devices such as stents, which, once …

Numerical modeling of the bending load effect for two geometries design of AISI 316L cardiovascular stent

M Benhaddou, ME Sadki, A Azouzoute… - Materials Today …, 2023 - Elsevier
In the present study, Abaqus finite element modelling was used to explore the durability of
cardiovascular stent made of AISI 316L under bending loading. In order to achieve this …