Renegade Solutions
Today is the 20 year anniversary of Renegade Solutions. This was the very first business I started after finishing my Ph.D. Renegade Solutions began [...]
Optimal Fatigue Testing
A typical SN curve identifies the 50% fracture rate for a given level of loading. But even if the fractures were not consequential, it [...]
Fatigue Crack Initiation
The image on the left is a time lapse animation of a crack initiating and growing from a notch in super-elastic nitinol. It is [...]
In Vivo Strain Measurement
Using medical imaging data to design better implants is passion for me. On the left is an image from a paper I published with [...]
Non-Zero Mean Stress
We were curious about how mean stress would affect the fatigue life of the gStent-BE standardized test stent so we designed an experiment to [...]
Stent Fatigue Testing
Today I presented preliminary results of our inter-laboratory fatigue study at the FDA/NHLBI/NSF Workshop. Dimensional variances were characterized for the gStent-BE and found typical [...]