Imagine a sensor so small it can be injected into your brain with a needle! 🧠💉 Sounds like sci-fi, right? Well, a team of brilliant researchers from China and Singapore just made it a reality. They've developed a teeny-tiny wireless sensor, no bigger than 2 millimeters, that can monitor what's happening inside your skull without the need for invasive surgery or bulky devices. 🚀 This hydrogel cube sensor is like the chameleon of the tech world. Once it's injected, it changes shape in response to the environment inside your brain. These changes affect how ultrasound waves bounce back, and that's how doctors can read important signals wirelessly! 📡 The coolest part? This sensor doesn't stick around forever. It stays stable for about 3 to 4 weeks, starts to break down in the fifth week, and is almost completely gone by week 18, leaving no harmful traces behind. Talk about eco-friendly tech! 🌿 Experiments on pigs showed that this tiny gadget works just as well as traditional wired sensors, but without all the fuss and risk. 🙌 \"Our ultrasonic sensing technology is versatile and can be adapted for use beyond the brain,\" said Zang Jianfeng from Huazhong University of Science and Technology. This could be a game-changer for medical monitoring, making it easier and safer to keep tabs on critical health indicators without invasive procedures. The future is now, and it's smaller than ever! ✨
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Injectable, wireless sensor designed for brain signal monitoring
cgtn.com
