Robust, Reliable Circulatory Support Case Study
Project: Design a life-critical circulatory support system for use in all environments and all transportation methods.
Challenge:
Reliable operation of precision sensors and control loops across a wide range of temperature, vibration and EMI.
Enable precise sensing in temperature extremes across aircraft, helicopter and ambulatory transportation modes
Ensure life-critical functionality and reliability, including an intuitive GUI and high-visibility alarms
Provide fail-safe motor control and operation during extreme EMI conditions
Optimize electronics for prolonged battery operation
Answer:
Combined low-power electronics with a ruggedized, transportable design.
Combined mechanical and electrical expertise to optimize motor control and sensing within an elaborate control loop
Designed a robust disposable interface to survive extreme vibration conditions while maintaining patient safety isolation and allowing for required cleaning
Engineered the assembly for manufacturability and scale to improve usability while minimizing the device (bedside) footprint