Diagnostics Using Spectroscopy TRIZ Cases
- Body Composition Analysis with Neural Network Chromophore Prediction
Predict chromophore concentration from low-cost optical measurements for body composition analysis.
- Medical Imaging Wavelength Switching for Different Fluorescence Agents
This case aligns visible and excitation wavelengths for different agents, reducing interference and improving image clarity.
- Subdermal Blood Vessel Caliber Measurement With Multi-Wavelength Light
Combining time-dependent signals at multiple wavelengths improves vessel caliber accuracy while reducing noise in superficial vessels.
- Non-Invasive Biological Component Estimation Using Background Spectra
A spectroscopic sensor separates biological signals from calibration data to improve non-invasive biological component estimation.
- Dual brillouin-photoacoustic microscopy
Photoacoustic excitation and Brillouin scattering enable contactless, contrast-free measurement of tissue mechanics at greater depth.
- Ultrasonic Ablation Probe with Real-Time Tissue Composition Analysis
An integrated probe, illumination source, and spectrometer estimate tissue composition during ablation for real-time therapy feedback.
- Laser Treatment With Acoustic Feedback for Precise Targeting
Acoustic signals from laser-tissue interaction guide energy and fiber position, improving precision while limiting non-treatment exposure.
- Cloud-Based Breath Acetone Sensing for Real-Time Glucose Monitoring
This case uses tunable QCL spectroscopy, photodetection, and cloud processing to estimate glucose from exhaled acetone in real time.
- Optical Fiber Bundle Cannula Manufacturing for Entanglement-Free Photometry
A positioning mold and curing material preserve fiber alignment, reducing weight and signal distortion during movement.
- Catheter Motor Drive Unit for Single-Fiber FLIm and OCT
A double-clad fiber and wavelength-separated detection enable co-registered FLIm and OCT imaging despite single-fiber interference.
- Sleep Posture Detection with Single-Pixel Thermopile Signals
Time-series thermal signals identify turnover events and sleep postures while reducing sensor complexity, cost, and privacy concerns.
- Wireless Skin Imaging With Multispectral Light and Oxygenation
A handheld camera uses controlled white and colored LEDs plus distance sensing for consistent skin images and oxygenation data.
- Charging-Time Optical Sensor Calibration for Antioxidant Estimation
Charging-time calibration improves optical accuracy for user-friendly antioxidant estimation.