Diagnostics Using Spectroscopy TRIZ Cases
- fNIRS Headset for Infant Hearing Diagnosis via Brain Signal Analysis
A horseshoe headset uses fNIRS to measure brain wave changes in response to sound stimuli.
- Automated Motion Tracking for Handheld Diffuse Optical Imaging
An automated tracking system captures 3D surface profiles to guide a handheld imaging probe.
- Dynamic Reference Temperature for Body Abnormality Detection
A communication device uses state-specific reference temperatures to detect body temperature abnormalities accurately.
- Delayed Optical Feedback in Medical Image Guidance
Real-time pre-processing of optical spectra eliminates data update delays during fast instrument advancement, ensuring accurate tissue type identification.
- Surgical Scope Reflected Signal Analysis for Laser Safety
A surgical scope analyzes reflected light intensity and spectral signatures using an optical sensor to detect highly reflective medical devices.
- Noninvasive blood glucose measurement apparatus and method using multiple sensors
A noninvasive blood glucose measurement apparatus combines light reflection and photoacoustic transmission signals to detect glucose concentration levels.
- Laser Doppler Flowmetry Melanoma Diagnosis
Laser Doppler flowmetry measures blood perfusion oscillations to diagnose malignant melanoma without invasive biopsies.
- Intravascular Clot Composition Detection via Discrete Wavelength Ratios
A detection system measures reflected light intensity ratios at discrete wavelengths to classify intravascular blood clot composition.
- Compact Optical Fiber Molecular Imaging Sensor
Optical fiber bundle transfers transmitted light to a sensor unit, replacing bulky PET systems with compact molecular imaging capability.
- Movable Optical Fiber for Electrosurgical Tissue Sensing
A movable optical fiber system shifts position between cutting and sensing modes to deliver real-time tissue feedback during electrosurgery.
- Organic EL Element with Reflection Filter for Flexible Optical Layouts
A reflection filter selectively reflects light from an organic electroluminescent element to narrow spectral width.
- Spectral Frequency Encoded Fluorescence Imaging Probe
A spectral frequency encoded fluorescence imaging system uses a grating to disperse excitation light for high resolution.
- Dual-Mode Oximetry for Power-Efficient Blood Oxygenation
A dual-mode oximetry system switches between narrowband and full-band illumination sources to measure blood oxygen saturation levels.
- Optical Sensor for Non-Invasive Tissue Temperature Monitoring
An optical sensor system replaces invasive probes by correlating reflected light spectra with tissue temperature, eliminating mechanical contact risks.
- NIR Brain Water Monitoring Device for Cerebral Edema
A portable near-infrared monitoring system detects brain water and hemoglobin changes using specific light wavelengths.
- Wearable Sensor Array for Cardiac Device Feedback
Arcuate wearable sensor array transmits extremity biometric data to an implanted cardiac device for automatic operation adjustment.
- Multimodal Wearable Brain Imaging System with TCSPC
Wearable multimodal measurement system integrates fNIRS and EEG sensors to resolve slow temporal resolution and non-unique inverse mapping in brain imaging.
- Non-invasive Blood Characteristic Measurer Using Multi-wavelength Optical Spectroscopy
A blood characteristic measurer uses multiple light sources and a sensor to detect reflected beams for rapid analysis.
- Optical Marker for Vital Sign Monitoring
An optical marker converts respiratory motion into detectable light changes, eliminating expensive thermal imaging requirements.
- Bio-signal Measurement Film with Wavelength Selective Blocking
A light receiver film transmits all wavelengths while absorbing specific bands to filter optical signals for bio-signals.
- Infrared Bio-Signal Measurement via Multi-Spectral Imaging
Multi-dimensional multi-spectral camera captures amplified reflected infrared light for non-contact bio-signal measurement.
- Non-Invasive Body Component Estimation via Dynamic Spectrum Calibration
A sensor captures spectral data across concentration periods while a processor extracts feature vectors to generate an estimation model.
- Multispectral 3D Tissue Imaging for Melanoma Detection
Multispectral digitized images create 3D tissue representations, guiding precise biopsy sampling and reducing diagnostic errors from surface-only analysis.
- Spectroscopic Signal Detection Laser Noise Filtering
A spectrometer system uses pulsed aiming beams and optical filters to isolate target signals from interference.
- Dynamic Wavelength Selection for Pulse Wave Measurement Accuracy
A biological information measurement apparatus selects an optimal detection wavelength using a spectrometer to analyze reflected light amounts across multiple wavelengths.
- Multi-Wavelength PPG Blood Pressure Measurement
Multi-wavelength photoplethysmography detects blood vessel volume changes via absorbance coefficients.
- Multi-sensor Intracranial Pressure Monitor with Integrated Optical and Piezoelectric Catheter
Integrated optical and piezoelectric sensing assemblies in a deployable catheter provide continuous intracranial pressure and blood flow data.