Sensors TRIZ Cases

Dynamic peak detection filters environmental noise from seat sensors, enabling reliable heart rate monitoring without direct contact.

Calculating sensor drift via processing means eliminates calibration fluid exposure, resolving monitoring disruption and time loss during recalibration.

A steam-sterilizable local coil arrangement uses a pressure-stable housing to enclose electronic components for interventional magnetic resonance imaging.

An adjustable light display changes hue to communicate analyte concentrations via a dedicated processor.

Concentric uneven structure detects foot position signals to enable precise spatial navigation in virtual reality environments.

A portable terminal wirelessly relays alarm data between bedside monitors to enable remote patient assessment.

Optical pulse sensors detect radial artery location to guide needle insertion, reducing patient pain and eliminating the need for specialized personnel.

A wearable pulse oximeter monitors blood oxygen saturation and heart rate to trigger alarms when thresholds are breached.

Segmented oximetry sensors store rSO2 baselines locally and transmit them via wireless links, ensuring continuous data availability across hospital locations.

A mobile device system organizes electrocardiogram lead rhythm graphs by identifying abnormalities and outputting a focused subset for display.

A graphic user interface displays candidate locations for unmeasured physical parameter values to guide further measurement.

Local antenna device converts analog magnetic resonance signals to digital data for wireless electromagnetic field transmission.

A body-surface mapping system energizes electrode groupings to produce near-uniform electrical fields for detailed torso modeling.

Segmented housing with a porous vent eliminates delay in vein entry detection while preventing blood leakage.

An information processing device recommends noncontact input methods for medical equipment control.

Non-linear noise-reduction algorithm processes bio-impedance measurement signals to estimate brain blood volume and flow.

Bluetooth transmission eliminates sterile field cable connections while maintaining precise catheter tip tracking.

A pulse identification subsystem adjusts detection constants and weighting factors to maintain signal accuracy.

End-of-line device converts downstream out-of-band control signals to upstream frequencies for legacy set top boxes.

A local coil integrates a frequency converter to shift pilot tone signals into the magnetic resonance range.

An adjustable RF coil assembly uses a foam-based positioner to secure the upper section over the base.

Wireless wearable pulse oximeter uses multiple sensors housed in a single garment to measure oxygen saturation and heart rate simultaneously.

An MRI apparatus controls the arrangement order of multiple echoes in k-space based on their phase characteristics after a single RF excitation.

Segmented pendant and disposable electrode patches eliminate skin irritation while maintaining reliable wireless signal transmission.

A motion state monitoring system displays measurement result icons and setting areas on one screen for user interaction.

Symmetric data structuring extracts movement asymmetries from fewer sensors, resolving the contradiction between measurement precision and device complexity.

A wearable EEG cap uses linear actuators to dynamically adjust electrode positioning against the scalp.

A non-contact sensor array detects brain electrical signals without physical scalp contact.

A wearable device calculates differences in successive photoplethysmography data to automatically switch between ECG wristband and chest-lead measurement modes.

Hilbert transform converts raw ECG data into an analytic signal, isolating P, R, and T waves from baseline noise interference.

A wearable system uses electrical impedance tomography to monitor bladder status and predict incontinence risk.

Incorporating gastric emptying rate into the predictive model reduces postprandial glucose prediction error.

A control device sets table position relative to an isocenter or reference point using anatomical information.

Integrated locking clamps secure patient tables to floor panels, eliminating vibration-induced loosening and reducing installation time.

A dermal patch system uses a lancet and cartridge to automatically deploy a needle for precise physiological sample collection.

A machine learning model classifies photoplethysmography pulses using time, amplitude, and signal-to-noise ratio features.

A noninvasive blood measurement platform uses orthogonal-hybrid optical detection to analyze bulk absorption spectrums for continuous constituent monitoring.

Running light LEDs on ECG electrodes verify placement visually, bypassing noisy signal detection limits.

Pulse sequences measure echoes with varying dephasing pulse integrals to calculate correction information, eliminating k-space distortion artifacts.

Integrated electrode patch merges charging and monitoring functions to eliminate exposed ports, resolving waterproof performance trade-offs.

Switchable segmentation in an electrocardiograph sensor mat breaks conductive paths to prevent RF heating and image artifacts during MRI scans.

An exercise device with a counterbalanced beam and adjustable weights resolves the trade-off between precise resistance control and mechanical complexity.

Segmented clamshell frame allows selective pin locking to modulate stiffness, reducing infection risk and production costs.

Analyzing 31P spectroscopic imaging data to detect phosphorus metabolite concentrations in the brain.

A textile sensor contact unit with a planar moistening element and liquid reservoir maintains skin hydration via vapor permeation.

An in-ear device captures heartbeat signals using an internal electrode and a user-touched external contact to generate electrocardiogram data.

Redox active surface areas on solid-state electrodes resolve signal drift and instability issues in pH sensing applications.

Green light signals identify pulsation bands unaffected by motion artifacts, enabling precise oxygen saturation measurement via red and infrared light analysis.

Remote system compresses raw EEG signals into static images to reduce network bandwidth consumption and latency.

A disposable cartridge integrates capillary blood collection with automatic plasma separation and stabilizer mixing.