Diagnostics Using Light TRIZ Cases

A laser radar system directs electromagnetic radiation to determine range and range rate of surface points for remote physiological monitoring.

Correction unit reduces signal differences from arterial blood changes to measure blood oxygen concentration without invasive procedures.

A headset biosignal sensor uses a connection unit to isolate the sensing element from the main body.

Calibrates photodetector arrays by measuring dark count rates to exclude noisy units from signal processing.

Time-resolved image processing analyzes ICG fluorescence dynamics to objectively discriminate candidate perforators, reducing subjective evaluation time.

A soother sensor detects Non-Nutritive Sucking motions to prevent false heart rate readings in camera-based monitoring systems.

An optical sensor light guide and lens interface maintains stable coupling to reduce calibration frequency for continuous glucose monitoring.

Temperature modulation creates measurable spectral shifts that enable noise removal without active thermal control systems.

Dual-wavelength slope analysis resolves ambient light noise and internal reflection artifacts in skin tone measurement, ensuring accurate device operation.

Guarding wall mechanism reduces Fresnel losses by minimizing air pockets between the optical fiber and examination surface.

Laser speckle imaging evaluates plaque viscoelasticity by detecting intrinsic Brownian motion, resolving precision limits of mechanical testing.

A PPG sensing module classifies optical read-out signals to measure user movement patterns and remove motion artifacts from the generated signal.

Integrated optical coupler links therapeutic light source and receiver to single delivery probe for simultaneous drug activation.

A biological signal measurement unit uses multiple light emission elements with distinct angles to capture modulated optical signals for data processing.

A functional optical coherent imaging platform synchronizes active camera data with body function references to extract hemodynamic responses.

An external sensor detects signal attenuation from an emitting device to verify proper ear canal positioning before performing optical measurements.

A fundus observation device specifies image regions within motion images using high-quality still images for precise tomographic scanning.

A biometric apparatus combines brain activity signals with pulse data to determine target person states without movement.