Kitchen Utensil Biosensor for Spoiled Food Detection
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Solution Overview
Problem
Current food analyzers are often bulky, expensive, and require specific sample preparation, failing to provide simple and convenient methods for detecting harmful molecules in perishable foods, which can lead to health risks due to spoilage or poisoning.
Innovation Solution
A kitchen utensil integrating a biosensor, electronic circuitry, and indication system, allowing for the detection of spoiled or poisoned food molecules without an external power source, with exchangeable biosensors for detecting various harmful molecules, enabling convenient analysis during cooking.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a food analyzer is integrated into a kitchen utensil, then the device becomes compact and easy to use, but the detection functionality becomes more complex
Solution Approach 1:
The patent combines a biosensor, electronic circuitry, and indication system into a single integrated kitchen utensil device. The biosensor is directly attached to the blade, eliminating the need for separate food analysis equipment while providing comprehensive detection functionality in one compact unit.
Solution Approach 2:
The kitchen utensil serves dual purposes: it functions as a standard cutting tool and simultaneously as a food safety analyzer. The biosensor can detect multiple types of harmful molecules including histamine and other spoilage indicators, making the device universally applicable for various food safety concerns.
2Adaptability or versatility
If multiple biosensors are integrated to detect various harmful molecules, then detection capability improves, but device complexity and cost increase
Solution Approach 1:
The patent employs multiple specialized biosensors, each designed to detect specific harmful molecules such as histamine and other spoilage indicators. This segmentation allows each sensor to focus on particular targets, improving overall detection capability while maintaining manageable system complexity through modular sensor design.
Solution Approach 2:
The electronic circuitry analyzes detection signals by comparing concentration levels against predetermined thresholds. This parameter-based approach allows the system to handle multiple sensor inputs systematically, translating complex multi-sensor data into simple binary safety indications that reduce processing complexity.
3Duration of action of stationary object
If exchangeable biosensors are implemented, then the utensil lifespan is extended and adaptability improves, but device complexity increases
Solution Approach 1:
The patent implements exchangeable biosensors that can be replaced as needed, transforming the sensor system from a static to a dynamic configuration. This allows the utensil to adapt to different detection needs over time while extending the overall system lifespan through component renewal rather than complete device replacement.
Solution Approach 2:
The system allows used biosensors to be discarded and replaced with fresh or reconfigured sensors. This approach recovers the value of the main utensil body and electronic components while replacing only the consumable sensor elements, effectively extending the utensil's operational life and maintaining detection accuracy over time.
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 kitchen utensil effectively reduces the risk of food-related ailments by providing a user-friendly, continuous, and cost-effective means to detect harmful molecules, eliminating the need for additional preparation steps and external power, while extending the utensil's lifespan through biosensor exchangeability.
Implementation Method 1
Using the change of electrical resistance based on concentration detection of molecules associated with spoiled or poisoned food opens a wide field of applications in food analyzing.
Data Source
AI summary
A kitchen utensil for analyzing food is provided. The kitchen utensil comprises a blade comprising a first surface and a second surface, a handle, a biosensor attached to the first surface of the blade and configured to detect molecules associated with spoiled or poisoned food produces and to output a detection signal corresponding to the detection of the molecules, an electronic circuitry configured to receive the detection signal from the biosensor and to analyze the detection signal from the biosensor, an indication system configured to receive driving signals from the electronic circuitry, wherein the driving signals depend on the analysis of the detection signal, and a power supply that is connected to at least the biosensor, the electronic circuitry, and the indication system.