Evaluating Design Instabilities with FEA
Finite Element Analysis is routinely used to evaluate the performance and durability of medical devices. When using an implicit method such as ABAQUS/Standard, FEA [...]
FEA Geometry and Edge Detail
A typical process for making stents is electropolishing to remove material and processing defects and to impart a smooth finish with rounded corners. It [...]
Finite Element Optimization of Medical Implants
Finite Element Analysis is an excellent engineering tool for optimizing medical implants. It provides a fast and reliable method for evaluating both the performance [...]
The Selection of Nitinol Material Models for FEA Simulations
Nitinol is a unique metallic alloy that is ideally suited to use in medical devices. It has excellent biocompatibility and most of all it [...]
Medical Imaging Data and Computational Fluid Dynamics
Significant advances are being made in simulations for medical devices. The picture on the left, shared with me by Dr. Tina Morrison, former post-graduate student in [...]
Computing Alternating and Mean Stresses During Fatigue for a Cardiovascular Stent
Finite Element Analysis (FEA) is routinely used to perform fatigue analyses of cardiovascular stents. For the case of balloon expandable stents, this means modeling [...]