Diagnostics Using Spectroscopy TRIZ Cases

Extended Multiplicative Scatter Correction regression isolates glucose absorption from body composition interference in near-infrared spectral data.

A multi-wavelength time-resolved laser speckle contrast imaging system maps tissue blood flow and oxygen saturation using picosecond-pulsed near-infrared light.

An oral care device uses light emitters and photodetectors to obtain reflectance measurements for identifying gingival tissue.

Focused optical system targets vascularized dermis layers, resolving epidermal measurement inaccuracies from low blood vessel density.

A device estimates gestational age using skin reflectance and clinical parameters.

A composite shielding structure reduces electromagnetic noise and manufacturing costs, enabling accurate non-invasive blood oxygenation monitoring.

A multi-detector optical sensing system calculates body water content using light decay constants across varying tissue separation distances.

Hexagonal wearable modules connect via flexible joints to maintain uniform detector spacing across varying head geometries.

Near-infrared spectroscopy detects keratin fiber amino acid oxidation to determine individual hair damage levels.

A hybrid III-V/IV semiconductor photonic system-on-a-chip integrates light generation and detection functions to enable real-time analyte concentration monitoring.

A non-invasive monitor uses laser irradiation and scattered light detection to acquire optical spectra from specific observation spots on an organism surface.

A processor determines biometric validity using bio-impedance ratios measured by electrode pairs around an optical sensor.

A shapeable surgical lighting system uses transparent elastomer members to deliver flexible illumination.

An ear canal device uses molecular spectroscopy to capture biometric data from blood and tissue.

Near-infrared optical scanning isolates skeletal anatomy signals from skin interference to enable precise anatomical localization.

A vessel location device uses infrared light emitters and receivers to detect backscattered signals from tissue.

Nanoparticle probes convert neural signals into optical data via electrochromic polymers, eliminating invasive wiring.

Segmented optical detection corrects skin noise interference to isolate triglyceride scattering coefficients for accurate bio-information measurement.

FTIR spectrometer analyzes breath chemical composition to resolve the trade-off between rapid non-contact screening and detection accuracy.

A medical capsule employs a shielding plate to prevent light from bypassing through the casing, ensuring accurate blood detection via optical absorption.

An optical probe needle transmits light through tissue to capture Raman spectra at controlled depths for real-time margin assessment.

Segmenting the rotation mirror from the fiber eliminates shading and signal distortion while maintaining structural simplicity.

A thermal imaging system registers infrared data to 3D surface maps for accurate temperature measurement.