An overview of thin film nitinol endovascular devices
Thin film nitinol has unique mechanical properties (eg, superelasticity), excellent
biocompatibility, and ultra-smooth surface, as well as shape memory behavior. All these …
biocompatibility, and ultra-smooth surface, as well as shape memory behavior. All these …
Micropatterned freestanding superelastic TiNi films
R Lima de Miranda, C Zamponi… - Advanced engineering …, 2013 - Wiley Online Library
Micropatterned freestanding superelastic TiNi films in the thickness range between 20 and
100 µm are attractive materials for medical in vivo applications. Micropatterning of these …
100 µm are attractive materials for medical in vivo applications. Micropatterning of these …
Superhydrophilic surface treatment for thin film NiTi vascular applications
Y Chun, DS Levi, KP Mohanchandra… - Materials Science and …, 2009 - Elsevier
A variety of surface treatment methods were evaluated to modify the hydrophilic nature of
thin film nitinol (NiTi). It has been suggested that increasing hydrophilicity reduces the …
thin film nitinol (NiTi). It has been suggested that increasing hydrophilicity reduces the …
Novel micro-patterning processes for thin film NiTi vascular devices
YJ Chun, DS Levi, KP Mohanchandra… - Smart Materials and …, 2010 - iopscience.iop.org
In order to create microscale features in thin film NiTi for use in vascular endografts, a
novel'lift-off process' was developed for use with deep reactive ion etching. A wet etching …
novel'lift-off process' was developed for use with deep reactive ion etching. A wet etching …
Super hydrophilic thin film nitinol demonstrates reduced platelet adhesion compared with commercially available endograft materials
AW Tulloch, Y Chun, DS Levi… - Journal of Surgical …, 2011 - Elsevier
BACKGROUND: Thin film nitinol (TFN) is a novel material with which to cover stents for the
treatment of a wide range of vascular disease processes. This study aimed to show that TFN …
treatment of a wide range of vascular disease processes. This study aimed to show that TFN …
Evaluation of magnetic resonance imaging issues for implantable microfabricated magnetic actuators
H Lee, Q Xu, FG Shellock, M Bergsneider… - Biomedical …, 2014 - Springer
The mechanical robustness of microfabricated torsional magnetic actuators in withstanding
the strong static fields (7 T) and time-varying field gradients (17 T/m) produced by an MR …
the strong static fields (7 T) and time-varying field gradients (17 T/m) produced by an MR …
Micropatterned freestanding magnetron sputtered Mg-alloy scaffolds
D Haffner, C Zamponi, RL de Miranda, E Quandt - BioNanoMaterials, 2015 - degruyter.com
Freestanding scaffolds were fabricated of Mg5W (wt.% yttrium) alloy using magnetron
sputtering technology. Appropriate method was found to produce scaffolds with high …
sputtering technology. Appropriate method was found to produce scaffolds with high …
In vitro and in vivo testing of a novel, hyperelastic thin film nitinol flow diversion stent
CP Kealey, YJ Chun, FE Viñuela… - … Research Part B …, 2012 - Wiley Online Library
A flexible, low profile, flow diversion stent could replace endovascular coiling for the
treatment of intracranial aneurysms. Micropatterned‐thin film nitinol (TFN) is a novel …
treatment of intracranial aneurysms. Micropatterned‐thin film nitinol (TFN) is a novel …
Materials properties and manufacturing processes of nitinol endovascular devices
Both shape memory alloy and superelastic properties of nitinol material have attracted
substantial attentions in a wide range of medical applications, specifically endovascular …
substantial attentions in a wide range of medical applications, specifically endovascular …
A novel low‐profile thin‐film nitinol/silk endograft for treating small vascular diseases
Since the introduction of various endovascular graft materials such as expanded
polytetrafluoroethylene (e‐PTFE) and Dacron® polyester, they have been rapidly applied in …
polytetrafluoroethylene (e‐PTFE) and Dacron® polyester, they have been rapidly applied in …