Computerised Tomographs TRIZ Cases

A curvilinear rotary base distributes centrifugal forces uniformly to reduce bearing load in computed tomography systems.

An automatic scanning apparatus determines axial scan scopes from scout images using fuzzy algorithms to reduce manual operator intervention.

Reflector notches engage anti-scatter grid plates to resolve alignment precision issues between collimators and scintillators in large CT detector modules.

Segmented detector positioning algorithms improve measurement precision while preventing mechanical collisions between articulating heads.

Modulating gantry rotation speed and projection acquisition timing based on real-time respiratory signals to optimize 4D cone beam CT imaging.

An X-ray diagnosis apparatus adjusts top panel movement timing based on pixel value changes within defined regions of interest.

Segmenting detection into threshold and comparative units manages unequal parameter values among PET detector entities, preventing image quality degradation.

Dynamic time compensation synchronizes parallel and series detection paths, resolving timing conflicts in medical imaging data acquisition.

Movable curved modules in a telescopic gantry resolve the trade-off between full 360-degree tomography coverage and compact mobility.

A protocol translation module adjusts image capture parameters for different imaging devices.

A holding apparatus connects a CT scanner rotating part to the stationary gantry independently of the bearing assembly.

Strategic counterweights balance centrifugal forces to suppress vibration during high-speed rotation without increasing apparatus weight.

Spherical alignment of detector sub-modules optimizes X-ray detection angles, reducing noise differences and improving image quality uniformity.

RF magnetic fields manipulate nuclear spin orientation in polarized tracers, eliminating collimators and boosting detection efficiency.

Control circuitry manages gantry movement and X-ray emission using object detection systems to prevent interference with the examination room opening.

Coated layers emit photons upon charged particle interaction to determine beam position, resolving control adaptability versus treatment precision.

Dual gratings enable phase contrast imaging to resolve small pores and fluid mixtures in rock samples.

A medical imaging system selects scanning protocols by matching positioning images against pre-stored reference templates.

A two-phase cooling system with a heat pipe circuit thermally couples to power electronics, reducing complexity and weight of X-ray high-voltage generators.

Replacing glucose with sucralose eliminates healthy tissue background signal, resolving false negatives in tumor detection.

Epoxide ring opening with [18F]-fluoride synthesizes a stable radiotracer that resolves the short half-life bottleneck of 13C-labeled alternatives.

A hybrid detector system combines semiconductor photon counting with scintillator layers to generate energy-integrating data from scattered x-rays.

Dynamic 3D imaging captures radiotracer bolus transit to generate time activity curves for flow rate estimation.

A detector device uses a cooling air pathway and pressure limitation unit to regulate volume flow for stable X-ray detector operation.

Automated treatment planning system generates intensity-modulated radiation therapy plans using empirical data and clinical constraints.

Nonlinear least square fitting calibrates air gaps and ISO channels in large flat module CT scanners to eliminate ring artifacts.

Multi-bed elastic motion correction warps PET frames using motion vectors to generate single-bed images.

A medical image processing apparatus generates vascular territory images from multiple time phases to calculate volume ratios between territories and ischemia areas.

A walk-through positron emission tomography scanner acquires anatomical and molecular data simultaneously using a unified detector array.

A virtual ray projection method adjusts plane orientation to prevent image scale distortion in endoscopic views.

Segmentation separates deteriorating regions from non-deteriorating areas in multi-segment X-ray CT systems to resolve cone angle artifacts.

Integrating CT, spectral-CT, and SPECT into one platform improves tumor detection sensitivity while reducing healthy tissue irradiation.

Segmented linear detector arrays eliminate slow rotational scanning to resolve low detection efficiency in civil aviation goods inspection.

A nuclear medicine diagnostic apparatus adjusts pixel values for regions of interest using region-specific look-up tables to enhance image visibility.

A scintillation detector uses light-transmitting windows to route photons between adjacent crystals for precise depth-of-interaction decoding.

A dental computed tomography apparatus combines x-ray imaging with color cameras to generate virtual three-dimensional facial texture models.

A stationary real-time CT system uses an annular scanning x-ray source and photon-counting detector to acquire parallel exposure data without mechanical rotation.

An image diagnosis support system manages diagnostic data to align key images with specified targets.

Silicon photomultipliers in a non-magnetic TOF-PET insert eliminate magnetic interference artifacts while maintaining image alignment accuracy.

An X-ray CT apparatus adjusts the detector read region to match the irradiation range.

A multichannel ASIC uses a low input impedance amplifier to sum SiPM signals, reducing combined capacitance noise and power consumption.

A reference detector outside the beam normalizes field measurements using head scatter data.

A modular imaging detector ASIC segments processing regions into independent units to serve multiple channel counts via a single design.

Integrates diverse imaging modalities to map spatially varying physiological parameters onto 3D printed organ models, resolving information completeness limits.

Curvature eliminates X-ray artifacts from flat sensors, enabling portable systems with reduced dose and improved image quality.

Retrieves matching pilot images and scan protocols from a database to guide irradiation dose settings, preventing excessive radiation exposure in thin patients.

A rotatable imaging ring mechanically coupled to a gantry enables synchronized orientation of the central beam axis and patient longitudinal axis.