I have 30 years of experience, and specialize in the field of medical devices with specific knowledge in the areas of hemodialysis, peritoneal dialysis and continuous renal replacement therapy. I have published on such topics as kinetics of intradialytic disequilibria, automation and redesign in medical devices, automatic monitoring and control of intradialytic disequilibria. I have testified on user interface methods for dialysis systems, control methods in dialysis machines and profiling systems for dialysis equipment.