Thomas Stegall Email and Phone Number

Implementation of materials engineering expertise to product development projects to ensure the safety and reliability of medical devices. Development of materials strategies in consideration of gaps in materials, design, and process to achieved optimized solutions when considering timelines, costs, and technical requirements.Implementation of regulatory requirements and guidelines (including ISO 10993, ISO 11608, EU MDR 2017/745, etc) to satisfy device and material related requirements in terms of device functionality as well as biocompatibility.Design, development, and execution of device testing and materials characterization for product development testing.

● Assisted in developing a fabrication process for the conversion of titanium foil to titanium nitride nanotubes.● Developed annealing DOEs to convert amorphous TiO2 into both nitrogen-doped TiO2 and titanium nitride structures.● Designed the process to isolate titanium nitride nanotubes for electrical resistance and electrochemical impedance spectroscopy measurements.● Utilized photolithographic techniques to generate photoresist structures for electrical and mechanical property measurements.● Operated XRD and SEM for characterization of TiO2 phases and elemental composition for optimization of nanotube structure.

• Studied factors influencing the activation and expression of bacterial virulence in chronic inflammatory diseases.• Isolated and verified bacterial plasmids via plasmid purification, restriction enzyme digest, and gene sequencing.• Utilized bacterial immunofluorescence staining and imaging to analyze the distribution of proteins and glycoproteins.• Trained in bacterial cell culture procedures including inoculation, incubation, and lysis.

-Formulated thermoset composite bulk molded compounds (BMC) for commercial and proprietary products.-Performed critical analysis to de-formulate compounds to discern material composition.-Analysis of new raw materials to assess viability as substitutes to reduce cost and cycle time.-Developed composite formulations to decrease raw material costs of proprietary products.-Assisted in processing and quality control in manufacturing facility.

-Assisted in the development of novel pharmaceutical particle engineering system in a start-up environment.-Designed and constructed components of atomizer gas line, liquid feed line, and CDA systems.-Developed Standard Operating Procedures (SOPs) for line operation, feedstock preparation, and testing.-Oversaw operation of the entire spray drying system and production of powder products.-Improved powder yield, volume distribution, flow characteristics, and temperature profile.

-Studied the effects of calcium and potassium for cardiovascular health and blood pressure-Aided in mineral and organic compound analysis including sodium, potassium, polyphenols-Trained other research assistants on equipment and protocol as senior research assistant