Diagnostics Using Spectroscopy TRIZ Cases

A horseshoe headset uses fNIRS to measure brain wave changes in response to sound stimuli.

An automated tracking system captures 3D surface profiles to guide a handheld imaging probe.

A communication device uses state-specific reference temperatures to detect body temperature abnormalities accurately.

Real-time pre-processing of optical spectra eliminates data update delays during fast instrument advancement, ensuring accurate tissue type identification.

A surgical scope analyzes reflected light intensity and spectral signatures using an optical sensor to detect highly reflective medical devices.

A noninvasive blood glucose measurement apparatus combines light reflection and photoacoustic transmission signals to detect glucose concentration levels.

Laser Doppler flowmetry measures blood perfusion oscillations to diagnose malignant melanoma without invasive biopsies.

A detection system measures reflected light intensity ratios at discrete wavelengths to classify intravascular blood clot composition.

Optical fiber bundle transfers transmitted light to a sensor unit, replacing bulky PET systems with compact molecular imaging capability.

A movable optical fiber system shifts position between cutting and sensing modes to deliver real-time tissue feedback during electrosurgery.

A reflection filter selectively reflects light from an organic electroluminescent element to narrow spectral width.

A spectral frequency encoded fluorescence imaging system uses a grating to disperse excitation light for high resolution.

A dual-mode oximetry system switches between narrowband and full-band illumination sources to measure blood oxygen saturation levels.

An optical sensor system replaces invasive probes by correlating reflected light spectra with tissue temperature, eliminating mechanical contact risks.

A portable near-infrared monitoring system detects brain water and hemoglobin changes using specific light wavelengths.

Arcuate wearable sensor array transmits extremity biometric data to an implanted cardiac device for automatic operation adjustment.

Wearable multimodal measurement system integrates fNIRS and EEG sensors to resolve slow temporal resolution and non-unique inverse mapping in brain imaging.

A blood characteristic measurer uses multiple light sources and a sensor to detect reflected beams for rapid analysis.

An optical marker converts respiratory motion into detectable light changes, eliminating expensive thermal imaging requirements.

A light receiver film transmits all wavelengths while absorbing specific bands to filter optical signals for bio-signals.

Multi-dimensional multi-spectral camera captures amplified reflected infrared light for non-contact bio-signal measurement.

A sensor captures spectral data across concentration periods while a processor extracts feature vectors to generate an estimation model.

Multispectral digitized images create 3D tissue representations, guiding precise biopsy sampling and reducing diagnostic errors from surface-only analysis.

A spectrometer system uses pulsed aiming beams and optical filters to isolate target signals from interference.

A biological information measurement apparatus selects an optimal detection wavelength using a spectrometer to analyze reflected light amounts across multiple wavelengths.

Multi-wavelength photoplethysmography detects blood vessel volume changes via absorbance coefficients.

Integrated optical and piezoelectric sensing assemblies in a deployable catheter provide continuous intracranial pressure and blood flow data.

Electronic device calculates analyte concentration using a test calibration model derived from subtracted in-vivo spectrum feature vectors.

Electronic device estimates blood pressure using touch pen force information and pulse wave measurements, resolving accuracy issues in compact cuffless systems.

Spectrophotometer measures absorbance at dual isosbestic points to calculate blood loss volume and concentration, eliminating visual estimation errors.

Slope signal analysis separates specular reflection from diffuse tissue signals to guide probe positioning and select accurate gingivitis measurements.

A positioning apparatus uses an intermediary portion to constrain the measurement region posture without direct contact.

A wearable optical device monitors peripheral hemodynamics using laser speckle imaging and spectroscopy.

Electrooptical probe measures scattered light from brain clots to identify red or white blood cell composition.

A wearable spectroscope uses a charger reference material to calibrate light intensity measurements for accurate biometric absorbance detection.

A movable Raman probe adjusts its depth to capture accurate blood component signals.

Dual optical measurement devices extract hemoglobin and glucose data through skin reflection without blood sampling.

An optical measurement system determines intracranial pressure by analyzing light absorption pulsatility, avoiding invasive mechanical probes.

Spectrally encoded endoscopy uses wavelength encoding to map spatial information and measure bone vibrations through a minimally invasive probe.

A processor controls current levels across combined visible and infrared emitters to generate spectral data without separate hardware.

A vibrating ATR prism stabilizes skin contact for infrared biological material detection.

A wearable optical measurement device employs time-resolved photon detection to determine absolute absorption and scattering coefficients in tissue.

A tissue analysis device assigns reliability values to spectral data based on contamination levels detected by a spectrometer.

Analysis unit calculates F-value from evoked response variance and residual background noise variance to determine detection probability.

Dual-distance optical analysis corrects scattering and absorption distortions to recover intrinsic tissue fluorescence spectra.

A sensor obtains spectra through multiple light paths to calculate a temperature slope for body temperature estimation.

An optical fiber probe detects indocyanine green reflectance to calculate circulating blood volume in real time.

A determination result output device extracts facial-surface change information to estimate brain activity states without invasive electrodes.

Passive infrared thermography detects internal pathological lesions via medium infrared radiation sensing.