Diagnostic Recording/Measuring TRIZ Cases

A variable aperture sensor adjusts optical radiation through a movable slide to match detector input levels.

An ambulatory device detects heart failure decompensation by analyzing physiologic signal drift metrics.

Sensors use an intermediary layer to measure sweat gland activity without direct contact, reducing motion artefacts while maintaining measurement precision.

A multi-wavelength pulse oximeter sensor uses an emitter switching unit to dynamically select specific wavelengths for blood parameter analysis.

Optical tracking reconstructs brachytherapy channel positions to automate apparatus connection and eliminate manual matching errors.

A method identifies anesthesia stages by calculating high-frequency energy and correlation of electroencephalogram signals across multiple channels.

Multi-echo gradient echo sequence reconstructs tissue conductivity and susceptibility simultaneously using zero echo phase estimation.

Digitizing signals at the patient table reduces analog switch matrix complexity and capacity load in MRI systems.

Constrained reconstruction uses enhanced image priors to eliminate noise and artifacts from undersampled k-space data.

A calibration parameter system adjusts stride length values using user-specific activity data and GPS inputs to refine distance calculations.

A system manages feature scores across specific image zones to generate prognostic results.

A laser scanner ophthalmoscope determines fluorescence points within the eye using layer-specific time parameters.

A rigid sensor mounts on a flexible band via conductive elements to detect physiological properties.

Automated magnetic strip measurement replaces subjective tape readings to resolve precision variability in bioimpedance analysis.

An integrally formed flexible tail replaces rigid cables to prevent disconnection and patient discomfort during rotation.

Segmented adhesive zones resolve removal contradictions, preventing negative pressure injuries during neonatal sensor detachment.

A photoacoustic imaging apparatus generates three-dimensional images by emitting light at varying angles to capture multiple cross-sections.

Statistical analysis of oxygen saturation time series detects cyclic variations to identify obstructive sleep apnea without polysomnography.

Label transfer modules enhance detection sensitivity for low concentration solutes by separating agent signals from background noise interference.

A handheld multi-channel ECG device integrates a processor and electrodes for rapid cardiac signal recording.

Ultrasonic sensor array captures surface and sub-epidermal features using distinct acquisition time windows.

A multifunctional breath analyzer estimates sample dilution using a carbon dioxide tracer to enable automatic mode switching between screening and evidential analysis.

Dynamic intra-ocular lens system uses ciliary muscle signals and micromotors to restore accommodative capability lost in conventional fixed lenses.

A physiological recording device synchronizes center of gravity and contacted range data using force transducers and contact sensing elements.

A portable olfactory testing device delivers vaporized odorants via a pneumatic cartridge system for rapid threshold assessment.

A stretched exponential model analyzes T1ρ and T2 relaxation data to generate quantitative MRI maps.

A skin authentication apparatus uses creeping wave propagation profiles to correlate dielectric properties for secure device association.

Automated leveling and zero torque positioning in a robotic knee testing apparatus eliminate clinician subjectivity for precise ligament compliance measurement.

A cushioned dental testing device conforms to tooth contours, reducing thermal damage risk while enabling accurate heat sensitivity diagnosis.

Electromagnetic field monitoring adjusts strength to penetrate abdominal fat, resolving detection interference in obese patients.

Segmented battery compartments and integrated silica gel pads reduce manufacturing complexity while maintaining sealing protection.

A wearable patch measures transcutaneous oxygen via photoluminescent film light intensity and lifetime.

A motion recognition device processes accelerometer and gyroscope signals to identify specific exercise types.

Electrode probes map nerve pathways using signal analysis to prevent damage during laparoscopic prostatectomy.

A shutter blocks unforced expiration to let lung recoil build pressure for accurate airway resistance measurement.

Force sensors and deformable members in a bathroom scale detect weight distribution to provide visual feedback that corrects user posture.

A disposable palladium electrode assembly enables impedance measurements in small sample volumes.

A wearable driver state monitoring system collects biological data to calculate a well-driving score.

EMI shielding attenuates electromagnetic interference, improving signal quality without increasing manufacturing complexity.

A data output device generates screen displays with association indicators linking time-series data points.

Predictive software model generates unbiased metrics from patient speech samples.

Decouples imaging and radiation systems to eliminate beam path obstruction and improve image contrast during treatment.

A piezoelectric sensor measures muscle stiffness via a pneumatically inflated actuating bag.

Randomized pulse ejection prevents sensory adaptation, maintaining high olfactory recognition capability without increasing device complexity.

Polarized light phase difference measurement detects retinal ganglion cell density, resolving early glaucoma diagnosis limitations.

A head fixture holds flexible optical wave guides over the temporal bone to deliver precise light stimulation.

An access control system derives entry permissions from user health test results to manage group setting safety.

An implantable medical device calculates a fluid index from intrathoracic impedance measurements to detect worsening heart failure.