MUMBAI, India, Feb. 6 -- Intellectual Property India has published a patent application (202541090112 A) filed by K. Ramakrishnan College Of Technology, Trichy, Tamil Nadu, on Sept. 22, 2025, for 'smart anti-nausea wristband for motion sickness.'

Inventor(s) include Ms. M. Harini; Ms. Ar. Asmaa Sulthana; Mr. S. Gowtham; Mr. P. Ramanathan; and Dr. Syedakbar Syed Yusuff.

The application for the patent was published on Feb. 6, under issue no. 06/2026.

According to the abstract released by the Intellectual Property India: "The present invention discloses a smart anti-nausea wristband designed for real-time, non-invasive monitoring and active management of motion sickness. The system comprises a biocompatible stretchable band (51) and an integrated system, which couples the band, having sensing devices, a microcontroller unit (57), wireless circuitry (61) and a rechargeable battery (62), with a microneedle-based drug delivery unit (58). The biosensor array tracks physiological signals including skin temperature (53), electrodermal activity (54), heart rate (55) and motion (56). These inputs are processed by the mcu (57) to evaluate nausea conditions such as by ai algorithms or threshold logic. Once symptoms are identified, the system triggers spring-based injector (60), gently dispensing anti-nausea medication from replaceable cartridge (59) through microneedle unit (58). All data is transmitted wirelessly over bluetooth low energy (61) to mobile application (65) for monitoring and diagnostics. It has a usb-c hosting, or magnetic on the device (63) for charging, a manual override button with child-lock (67) and status alert leds (66). A cooling/vibration pad (68) may provide additional symptomatic relief. It is also fully encased in a hypoallergenic, water-resistant material (64), to ensure user safety, comfort, and durability in dynamic environments such as travel or transportation. This smart wearable provides a compact, automated, and user-friendly solution for real-time nausea detection and intervention, improving user quality of life and safety in motion-sensitive scenarios."

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