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Preventing Blood Clots with Air-Powered Computers: A Breakthrough Discovery from UCR News

In the world of medical devices, reliability and cost-effectiveness are crucial factors in ensuring patient safety. A new invention, an air-powered computer that sets off alarms when certain medical devices fail, is revolutionizing the way we monitor and prevent blood clots and strokes without the need for electronic sensors.

The device, described in a paper in the journal Device, operates solely on compressed air and uses this air to issue warnings when it detects a problem with the compression machine it is designed to monitor. Intermittent pneumatic compression (IPC) devices are commonly used to prevent blood clots by periodically squeezing a person’s legs to increase blood flow. Traditionally, these machines are powered and monitored by electronics, making them expensive. The air-powered computer, developed by William Grover, an associate professor of bioengineering at UC Riverside, aims to make these devices more affordable and safer by eliminating some of the electronics.

Pneumatics, the use of compressed air to transmit power, is the driving force behind this innovative device. By utilizing pneumatic logic devices, which operate similarly to electronic circuits but without the need for electricity, the air-powered computer can effectively monitor the IPC device. The device uses differences in air pressure flowing through 21 tiny valves to count the number of ones and zeroes in a message. If an error is detected, a whistle blows, signaling the need for repairs.

The compact size of the air-powered computer, about the size of a box of matches, makes it a cost-effective and efficient solution for monitoring medical devices. It can replace multiple sensors and a computer, reducing costs while still ensuring the device’s functionality. Additionally, the device can operate in high humidity or high-temperature environments that may not be suitable for electronics, making it versatile and reliable in various settings.

Beyond medical applications, air-powered computing has the potential to revolutionize other industries as well. Grover envisions using this technology to create a robot that can safely navigate and work in explosive environments, such as grain silos. By eliminating the need for humans to enter dangerous spaces, this air-powered robot could save lives and prevent accidents in hazardous work environments.

The resurgence of air-powered computing highlights the importance of exploring alternative solutions to modern problems. While electronic technology has dominated the field for decades, older ideas like pneumatic circuits still hold value in certain applications. Grover’s research serves as a reminder that innovation can come from revisiting and repurposing age-old concepts to address contemporary challenges.

In conclusion, the air-powered computer designed by William Grover represents a significant advancement in medical device monitoring and safety. By harnessing the power of compressed air and pneumatic logic, this invention offers a reliable, cost-effective, and versatile solution for preventing blood clots and strokes. As technology continues to evolve, exploring unconventional approaches like air-powered computing may lead to groundbreaking advancements in various industries.

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