Computerised Tomographs TRIZ Cases

Grouped X-ray detector cells switch between simultaneous and sequential signal readout modes.

Computing device updates registration using detected anatomical landmarks and coordinate differences.

Processing circuitry manages radiation exposure across multiple diagnostic apparatuses to display reference information and limit patient dose.

AI system personalizes laboratory diagnostic testing results using clinomic profiles and cohort data to resolve fixed reference value limitations.

Replacing expensive crystals with low-density liquid scintillators and time-of-flight timing resolves spatial resolution versus device cost trade-offs.

An X-ray imaging apparatus calculates exposed dose and overlays it on a two-dimensional map of tube voltage and current.

Computes a virtual viewpoint to superimpose optical images onto X-ray data without physical mirrors.

Synchronized focal spot scanning and detector data shifting maintain static x-ray beams relative to the imaging object during projection measurement.

A contra-rotating flywheel generates counter-torque to cancel reaction forces, enabling higher rotational speeds without slippage or lateral loads.

Integrates X-ray, PET, and optical imaging into a portable unit to guide radiation delivery.

Segmenting detector rings into dedicated coincidence modules isolates true events from scattered noise, improving PET imaging sensitivity.

A separable parameterized correction term reduces algorithmic complexity in photon-counting x-ray detectors.

A medical image display apparatus specifies observation cross-sectional planes and regions of interest from volume data.

Simultaneous dual-system rotation eliminates acquisition delays from sequential imaging, reducing contrast medium doses and patient exposure.

Universality and extraction principles reduce preprocessing time and storage needs for transformation parameters in photon counting detectors.

Photon counting CT device estimates radiation exposure dose using energy-range-specific weighting factors applied to segmented X-ray photon counts.

A supplemental radiation source illuminates detector elements for continuous gain calibration, reducing image artifacts and improving signal-to-noise ratio.

A medical data processing device adjusts body surface intensity in three-dimensional space data to generate clearer maximum intensity projection images.

Synthesizes intermediate projection images to supplement sparse low and high energy data for dual-energy reconstruction.

A panoramic X-ray apparatus uses a 3-axis rotary arm to maintain vertical incidence angles.

A display control apparatus generates parallel photoacoustic images from different spatial regions to visualize blood vessel structures.

Displacing the x-ray source and detector from the imaging isocenter expands the transverse field of view without increasing detector size or system complexity.

Generating intermediary data bridges integral and photon counting X-ray schemes, enabling accurate temporal change observation.

Position-signal processing method for flat panel gamma imaging probes uses curve fitting to derive position values.

Avalanche photodiode detector uses a current sourcing module to compensate for leakage current.

Varying dopant concentration in a PET scintillator creates depth-dependent light output to resolve off-axis gamma ray interaction ambiguity.

LGE-MRI processing quantifies fibrotic tissue spatial distribution to identify cardiac ablation targets.

Colored lighting strip extends through the scanner bore to provide visible breathing instructions, resolving visibility issues caused by patient table movement.

Processing circuitry detects interfering objects in medical imaging gantry movement ranges using integrated cameras and sensors.

Photon counting detector separates primary and scattered x-ray photons using distinct energy thresholds to create clean projection data.

Differentiating electrical pulses before threshold comparison reduces pile-up effects, enabling accurate photon counting at high flux levels.

A radio tomography imaging method uses multiple radiation sources to capture transmission images simultaneously.

Synchronizes x-ray acquisition with cardiac cycles to generate composite vasculature images from small contrast boluses.

Segmented material decomposition identifies fat and air regions for adaptive CT value correction, resolving noise increases during stenosis evaluation.

A medical imaging system estimates coronary plaque position and calculates stress values from time-series CT data to evaluate exfoliation risk.

Segmenting emission data into respiratory phase bins reduces artifacts caused by patient breathing during PET acquisition.

Rotating C-arms on a mobile gantry enable high-quality 3D imaging in confined spaces without patient movement.

Movable fastening means adjust detector ring diameter, accommodating varying subject sizes to improve image quality and reduce tracer dosage.

Precalculated sensitivity matrices reduce computational processing time while maintaining treatment plan quality for radiation therapy.

A three-dimensional optical sensor determines patient-specific X-ray attenuation distribution to adapt the tube current profile.

A retrospective internal gating method derives respiratory phase information from voxel signal fluctuations within raw PET data.

Base material analysis separates calcium from iodine signals to reduce blooming artifacts without increasing radiation exposure.

A hybrid scanner merges magnetic particle imaging with X-ray computed tomography for simultaneous data acquisition.

A processing unit correlates synthetic spectra with experimental photon data to map radiopharmaceutical activity.

Segmented RF shield with longitudinal and circumferential slits disrupts gradient field-induced eddy currents.

Co-positioned imaging and beam transport systems enable dynamic raster control that minimizes healthy tissue exposure during treatment.

A radiation detection device uses a shared anode circuit to specify gamma ray positions across multiple scintillators.

Segmenting the collimator plate from the auxiliary structure resolves the contradiction between structural stability and ease of repair.

A dual-energy X-ray CT system calculates time differences between contrast agent phases to synchronize injector timings for simultaneous scanning.