Diagnostics Using Spectroscopy TRIZ Cases

Segmented sensor pads with internal slots reduce compression and tension forces while maintaining light signal transmission efficiency.

Optical spectroscopy measures spatial variance to identify tumor borders, replacing time-consuming frozen sections.

Segmenting test questions with recovery periods isolates stress signals to improve detection accuracy of significant psychophysiological responses.

A nondispersive infrared micro-optics sensor package integrates light sources and a photodetector to measure ethanol content through skin.

Multi-detector optical apparatus determines signal similarity to resolve reliability and complexity trade-offs in noninvasive blood substance estimation.

NIROS scanner maps tissue oxygenation via multi-wavelength near-infrared light, replacing invasive point measurements with real-time spatial perfusion imaging.

Multi-modal sensor fusion compensates for skin pigmentation and anatomical variations to improve bladder filling level estimation accuracy.

A portable finger pinch blood pressure measuring device combines optical reflectance and applied force sensing to calculate systolic and diastolic values.

Portable Mie scatter device identifies specific bacterial species via light patterns, eliminating time-consuming culturing delays.

A semiconductor biometric sensor integrates wavelength-selective optical filtering to isolate specific light bands for accurate pulse and oxygen detection.

A phase-locked loop estimates periodic artifact phases to generate reference signals for physiological detection systems.

Removing baseline drift via principal component analysis isolates relevant spectral features, enabling accurate blood compound concentration prediction.

Handheld optical imaging device uses near-infrared light to measure tissue composition.

A correlator system adjusts sampling time and data length to optimize autocorrelation calculations.

Laser speckle contrast imaging quantifies parathyroid vascularity via speckle analysis, replacing subjective visual assessment with objective optical data.

A multi-wavelength optical technique measures body hydration using light sensors and broadband LEDs.

Luminescent marks on medical probes enable non-contact temperature monitoring, eliminating invasive wiring and tissue damage risks.

A noninvasive glucometer spectrometer uses an optical modulation layer to transform incident light into a modulated spectrum for detection.

An ablation catheter tip isolates illumination and collection optical paths within the electrode structure to provide real-time lesion assessment data.

A non-invasive optical detection system employs partially balanced interferometric parallel detection to enhance signal-to-noise ratio.

Transparent passageways in nipple shields enable visual milk flow detection, resolving complexity and safety risks of electronic sensors.

Multi-wavelength endoscopic system separates fluorescent probe signals using spectral channel division and polarization.

Nests optical components within the cable assembly to resolve the contradiction between measurement precision and device complexity.

A near-infrared spectrum imaging system detects tissue reflectance to determine burn wound boundaries.

Angled cleaved collection fibers capture scattered autofluorescence photons to resolve metabolic changes in deep epithelial tissues.

Patterned holes in the organic film increase hot site density and minimize noise, resolving low sensitivity limits in volatile organic compound detection.

A photonic needle guidance system adjusts measurement precision based on instrument displacement speed to provide real-time visual feedback.

Integrating optical classification into HF instruments resolves detection precision limits by enabling adaptive mode switching for safer tissue treatment.

A medical imaging device acquires pixelated monochromatic images at different wavelengths to calculate relative amplitude scattering coefficients.

A non-invasive intracranial pressure monitoring device detects meningeal absorbance changes using near-infrared laser spectroscopy.

An optical switch routes a single transmitter-receiver pair through multiple fibers to increase spatial resolution without adding hardware complexity.

An integrated lancet uses optical spectroscopy to measure blood biomarkers, eliminating mechanical errors from traditional cuffs.

Analyzing near-infrared smoke spectra enables real-time cancer diagnosis, reducing histological review time and costs.

Multi-directional optical spectroscopy distinguishes nerve tissue from surrounding structures, replacing electrical stimulation methods that risk thermal burns.

An optical waveguide structure detects substance concentration through measurable phase shifts in detection light.

Structured light patterns enable accurate vital signs estimation despite patient movement and ambient light changes.

A surgical feedback system uses spectroscopic data to identify target tissue composition and adjust laser settings in real time.

Broadening the spectrum via nonlinear optics improves signal-to-noise ratio, enabling non-ionizing detection of malignant tumors.

Direct LED-to-scalp coupling removes optical fibers, reducing power losses from coupling inefficiencies while maintaining wide cerebral cortex coverage.

A finger-worn electronic device uses nail and fingerprint imaging to detect movement and biometric signals.

A wound exudate monitor accessory detects physiological values using sensors and processors to compare real-time data against predetermined thresholds.

Curved sensor geometry aligns optical sources with myocardial tissue, resolving positioning errors that cause inaccurate physiologic readings.

Functional near-infrared spectroscopy measures cortical hemoglobin concentration changes to detect patient pain signals.

Spatially offset optical paths with distinct filters enable dual-image formation for physiological parameter evaluation.

Tunable filter unit excites blood at two wavelengths to measure erythrocyte zinc protoporphyrin concentrations in intact tissue.

Dual-wavelength optical sensor compensates for temperature variations and water absorption differences to deliver precise hydration measurements.

Segmenting cortex cells into distinct types enables precise quantification of fibrous tissue distribution for objective hair characteristic evaluation.