Non-Invasive Glucose Screening Using Multispectral Optical Detection
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Solution Overview
Problem
Current methods for diagnosing diabetes are invasive, costly, inconvenient, and lack accuracy, particularly for self-monitoring and early detection, with existing non-invasive devices requiring calibration via blood samples and suffering from inaccurate readings due to external factors.
Innovation Solution
A non-invasive device using multispectral imaging and optical techniques to measure glucose levels in bodily fluids, employing a p-n junction circuit with a nano-membrane to detect charged ions and molecules, and a system of light sources and detectors to analyze metabolic indicators like CO2 and H+ concentrations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If invasive blood sampling methods are used for diabetes diagnosis, then measurement precision is improved, but ease of operation deteriorates and loss of time increases
Solution Approach 1:
The patent replaces the mechanical invasive blood sampling system with an optical detection system that uses light sources and detectors to measure glucose levels through non-invasive optical interaction with tissue, eliminating needles and blood collection while maintaining measurement capability
Solution Approach 2:
The patent introduces an optical intermediary system where light serves as the mediator between the detection device and the glucose molecules in tissue, allowing indirect measurement of glucose levels without direct blood contact through optical absorption and scattering properties
2Measurement precision
If invasive blood sampling methods are used for diabetes diagnosis, then measurement precision is improved, but loss of time increases
Solution Approach 1:
The patent enables continuous real-time glucose monitoring through sustained optical detection without interruption for blood sampling, allowing uninterrupted measurement of glucose levels as light continuously interacts with tissue to provide ongoing data
3Ease of operation
If existing non-invasive devices are used, then ease of operation is improved, but measurement precision deteriorates due to calibration requirements and external factors
Solution Approach 1:
The patent creates a universal optical detection system that measures multiple parameters simultaneously including glucose levels, tissue oxygenation, and other metabolic indicators through a single device, reducing the need for separate calibration procedures for different measurements
Solution Approach 2:
The patent implements self-calibrating optical detection that automatically adjusts to individual user characteristics and environmental conditions through real-time reference measurements and adaptive algorithms, eliminating manual calibration requirements while maintaining accuracy
4Measurement precision
If multiple detection techniques are combined for diabetes diagnosis, then measurement precision is improved, but device complexity increases
Solution Approach 1:
The patent merges multiple optical detection functions including light sources, detectors, and processing circuits into a single integrated device that performs glucose measurement, tissue analysis, and diagnostic evaluation through unified optical interaction with the tissue
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
Provides accurate, non-invasive, and cost-effective glucose level monitoring, enabling routine self-diagnosis and management of diabetes with reduced false positives and negatives, allowing users to monitor glucose levels conveniently and privately.
Implementation Method 1
a p-n junction circuit with a nano-membrane to detect charged ions and molecules
Implementation Method 2
a p-n junction circuit with a nano-membrane to detect charged ions and molecules
Implementation Method 3
A non-invasive device using multispectral imaging and optical techniques to measure glucose levels in bodily fluids
Implementation Method 4
A non-invasive device using multispectral imaging and optical techniques to measure glucose levels in bodily fluids
Data Source
AI summary
This invention relates to the means for detection of molecular and chemical matter utilizing multiple techniques covering electronics, optics, and imaging techniques. More particularly, this invention is related to detecting levels of certain molecules inside the body through non-invasive contact or non-contact with the body. More specifically, this invention is related to the means to detect levels of molecules associated with metabolic diseases, more particularly the early diagnosis of the disease, especially diabetes. This invention also relates to a medical device that utilizes electromagnetic waves of varying wavelengths and detects waves returned to the device.