UCSD researchers created a pocket-size blood pressure monitor that attaches to a smartphone

Researchers at UC San Diego have developed a new kind of blood pressure monitor that’s small enough to fit in your pocket and attaches to a smartphone.in a paper that was publishedResearchers note that hypertension, or high blood pressure, is a leading cause of preventable premature death and disability worldwide. Monitoring blood pressure is also crucial for pregnant mothers who could be at risk of life-threatening conditions like preeclampsia.

He explained that having a low-cost device like this could help change the dynamic of how people can assess their risk and measure blood pressure. Edward Jay Wang, assistant professor of electrical and computer engineering at UCSD, holds the BPClip attached to a smartphone. He was one of the researchers The Design Lab who developed the pocket-size blood pressure monitor.

The phone camera captures the change in pressure applied visually based on the changing size of the circle created by the pinhole. For instance, when maximum pressure is applied, the circle will be the largest and the bright light will not fluctuate because the flow of blood has stopped. The study was based on the results of 24 participants with systolic blood pressure ranging from 80 to 156 mmHg and diastolic blood pressure ranging from 57 to 97 mmHg.

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