MUMBAI, India, Sept. 22 -- Intellectual Property India has published a patent application (202611089437 A) filed by Chitkara University, Himachal Pradesh on July 22, 2026, for Device For Early Prediction And Prevention Of Pressure Ulcers.
Inventors include Dr. Harpreet Kaur; Savy Garg; Shivangi Tawar; and Kunjal.
The application for the patent was published on September 18, 2026, under issue no. 38/2026.
Abstract: A device for early prediction and prevention of pressure ulcers, comprising a multi-layer mattress body 101 including a top comfort layer, a middle layer, and a support base layer, a plurality of pressure sensors 102 to measure localized pressure distribution, a pressure-time monitoring module coupled with a timer module for determining sustained pressure exposure, at least one localized pulse monitoring module comprising a Photoplethysmography (PPG) sensor 103 for assessing perfusion, a temperature sensing module 104 106 for measuring interface temperature, a processing unit configured to compute Perfusion Attenuation Index, pressure time exposure, and tissue risk score, a Tissue Vulnerability Index computation module for patient specific risk adaptation, a plurality of independently controllable air chambers 105 connected to an air pump 106 and valves 107 for pressure redistribution, a plurality of vibration actuators 108 for enhancing microcirculation, a wireless communication module for transmitting alerts and intervention status.
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