Organ Movement/Changes Detection TRIZ Cases

Plane wave segmentation measures velocity vectors across perpendicular directions, resolving aliasing limits in conventional Doppler flow speed detection.

A diagnostic system generates stable elasticity images by averaging strain data across multiple heartbeats.

A cardiac monitoring system calculates premature ventricular contraction burden using electrical signals and heart sound sensors.

An ultrasound measurement apparatus specifies media-adventitia and lumen-intima interfaces using reflected waveform data.

Tilting transducer elements counteracts maternal abdomen curvature, expanding the field of view while reducing beam overlap and acoustic dose.

A non-contact heart rate measurement system estimates inter-beat intervals from ballistocardiograph signals using confidence and repetition filtering.

A processor constructs a data matrix from ultrasound images to identify eigenvalues and compute a coherent signal projection for noise filtering.

A CT imaging system uses narrow beam measurements to determine scatter-to-primary ratios for separating primary components from scattered radiation.

A diagnostic caliper limits its movable range along a detected target contour to enable precise manual adjustments.

A dual-mode ultrasound imaging system generates and concurrently displays shear-wave and strain elastography images for simultaneous tissue analysis.

Ultrasound probe processes signals locally to reduce main body temperature and maintain scanning rate.

Ultrasound imaging system calculates vessel depth and device proximity to resolve measurement precision issues during medical device placement.

Adjustable transmission positioning optimizes shear wave generation, resolving uneven pressure distribution errors in tissue elasticity measurements.

An ultrasound diagnostic apparatus adaptively sets an evaluation period based on examination status to select a recommended image after freeze operation.

An expandable catheter deploys distributed electrodes and ultrasound sensors to capture concurrent anatomical images and electrical signals.

A portable ultrasound tablet uses a multi-touch touchscreen interface for gesture-based control and machine learning data processing.

A diagnostic device calculates the ratio of respiration-related to heartbeat-related pressure wave amplitudes for non-invasive intracranial compliance assessment.

Segmented transducer arrays lower power consumption while maintaining image quality for continuous real-time 3D and 4D imaging.

Segmented matrix sensors on flexible substrates eliminate bulky mechanical scanning to enable rapid, real-time blood vessel detection.

Transmit channel reciprocity calculates covariance across broad beams to enable coherence imaging on clinical scanners lacking receive data.

Segmenting analog and digital integrated circuits reduces cable complexity and heat generation in ultrasound probes.

Focused ultrasound disrupts the blood-brain barrier to release biomarkers into the bloodstream, eliminating invasive surgical biopsy risks.

Integrated microprobes detect tissue compliance and electrical potential to reduce anastomotic dehiscence rates.

Segmenting beamforming into a portable device allows a finger-mounted probe with angled arrays to perform eFAST exams without bulky equipment.

Segmenting beamforming into real-time display and post-acquisition processing resolves the conflict between frame rate and image quality in ultrasound systems.

An ultrasound diagnostic apparatus guides probe placement to isolate a single popliteal vein within the imaging frame.

Segmenting the probe from the processing unit via wireless links resolves portability versus imaging quality contradictions for interventional guidance.

A motion map calculator combines frame signals to generate emphasis data for ultrasound imaging.

Segmented transmit and receive sub-apertures reduce heat generation while maintaining channel efficiency through periodic switching.

Ultrasound backscatter quantifies vitreous inhomogeneities to enable early diagnosis of vitreo-retinal diseases.

A view processor combines intersecting scanplanes into a single three dimensional perspective image for ultrasound systems.

Principal component analysis derives filter coefficients that suppress clutter noise, enabling accurate FFT displays despite overlapping Doppler frequencies.

Dynamic region of interest refinement increases location precision of the medical instrument distal end by adapting to its recorded movement path.

A radiation treatment system adjusts diagnostic x-ray imaging frequency based on real-time target motion data.

Porous coating on catheter surface enhances ultrasonic imaging precision while maintaining flexibility and reducing manufacturing complexity.

A percutaneous heart valve delivery system incorporates an ultrasound imaging catheter for real-time visualization during deployment.

Segmenting 3D elastic image construction into sequential 2D steps reduces calculation load and memory capacity for biological tissue visualization.

A wireless terminal transmits position and angle data to an ultrasonic probe, superimposing a puncture guide on the generated image.

Deep learning models segment interventional devices from ultrasound images to restore reference quality.

Portable Doppler radar detects heart motion to infer pulmonary artery pressure changes.

Replacing mouse interaction with voice commands reduces physician intervention time while maintaining high segmentation accuracy in medical imaging.

An ultrasound diagnostic apparatus generates elastic image data using a color conversion table to map tissue strain values.

Combines x-ray, ultrasound, elastography, and Doppler data to generate a unique digital fingerprint of breast tissue architecture.

Interactive visual guidance tool superimposes dynamic V-shaped indicia on ultrasound images to mark rib blockage edges.

A multi-headed ultrasound probe integrates multiple transducers within a single housing to enable rapid switching between imaging geometries.

A photoacoustic probe shapes measuring light with a diffuser plate and lens system to prevent optical fiber end face damage from high energy concentration.

Solid couplers with polyhydric alcohol materials self-lubricate on skin, eliminating external gel mess and infection risks.

External mechanical stimulation generates shear waves detected by ultrasound, resolving the trade-off between measurement precision and patient comfort.