Helmet Impact and Vital Signs Sensing System
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Solution Overview
Problem
Current helmets lack comprehensive impact measurement and health data monitoring systems that can effectively detect concussions and other head injuries in real-time, especially in sports and military applications, where immediate and accurate assessment of impact forces and vital signs is crucial for player safety.
Innovation Solution
A helmet system equipped with a data collection assembly that includes sensors for measuring impact data such as g-force, linear and rotational acceleration, and vital signs like blood pressure, oxygen saturation, and heart rate, which transmit data to a mobile device or server for generating safety alerts when thresholds are exceeded, allowing for continuous monitoring and analysis of bio-metric changes during athletic or military activities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If separate monitoring systems are used for impact counting and communication, then device complexity is reduced, but measurement precision and reliability of health data are insufficient
Solution Approach 1:
The patent combines multiple separate monitoring functions (impact sensing, vital signs monitoring, communication) into a single integrated helmet system. The data collection assembly integrates accelerometers for impact detection, optical sensors for vital signs, and RF transmitters for communication, all within one unified structure that processes and transmits data together.
Solution Approach 2:
The helmet system performs multiple functions simultaneously: it detects linear and rotational acceleration, monitors vital signs (heart rate, oxygen saturation, blood pressure), transmits data wirelessly, and provides real-time alerts. This multi-functional approach replaces separate specialized devices with a single universal monitoring system.
2Reliability
If comprehensive sensors are added to measure both impact and vital signs, then measurement precision improves, but device complexity increases
Solution Approach 1:
Multiple sensor types (accelerometers for impact, optical sensors for vital signs) are merged into a single data collection assembly that processes all health parameters together, improving reliability through integrated multi-parameter monitoring.
Solution Approach 2:
The sensor system is nested within the helmet structure, with the data collection assembly positioned in the inner liner. This nesting integrates complex sensing capabilities within the existing helmet framework, reducing overall system complexity while maintaining comprehensive monitoring.
3Loss of time
If real-time data transmission is implemented, then response time improves, but use of energy increases
Solution Approach 1:
The system uses periodic data transmission through the RF transmitter, sending health data and impact information at intervals rather than continuously. This periodic communication provides timely medical alerts while reducing overall energy consumption compared to continuous transmission.
Solution Approach 2:
The system implements feedback through alerts that are triggered only when threshold values are exceeded or abnormal conditions are detected. This event-driven feedback mechanism ensures timely medical response while conserving energy by transmitting data selectively rather than continuously.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system provides real-time data analysis to medical professionals, enabling timely intervention and reducing the risk of concussions and long-term brain damage by accurately tracking impact forces and vital signs, thus enhancing player safety and medical response.
Implementation Method 1
The vital signs sensor may include at least one optical emitter and at least one optical receiver
Implementation Method 2
a first data collection member for measuring impact data... the impact data includes one or more of g-force, linear acceleration, rotational acceleration
Data Source
AI summary
A helmet configured to be worn by a wearer that includes an outer shell, an inner liner positioned inside the outer shell, a data collection assembly that includes a first data collection member for measuring impact data, and a second data collection member for measuring vital signs data.