Computerised Tomographs TRIZ Cases

Piecewise superellipse trajectories guide C-arm motion through virtual scan centers, resolving collision risks during limited orbital adjustments.

A CT imaging method adjusts radiation pulses based on angular displacement to maintain consistent projection data.

Arranging absorption portions at unequal intervals reduces heavy metal usage and manufacturing cost while maintaining effective scattered X-ray removal.

Dynamic display logic synchronizes multiple medical image datasets to resolve manual adjustment complexity while preserving original resolution.

An optical system uses a Fresnel lens with asymmetrically inclined annular sections to refract light toward the lower image area.

A cage-type CT scanner uses a turbine assembly to drive rotation, reducing volume and weight for improved field maneuverability.

A control unit adjusts the distance between an X-ray source and sensor to accommodate varying patient sizes.

A modeler analyzes radiologist reports to determine optimal radiation doses for planned scans.

Intelligent multiplexer routes photon signals to analog-to-digital converters based on count rates.

Finite element analysis calculates structural bone strength from clinical scans to classify fracture risk.

Processing circuitry evaluates lower limit X-ray count ranges to adjust tube current settings.

A segmented cooling assembly with independent layers cools detecting and electronics modules in PET imaging systems.

Lookup table factors correct multi-channel energy deviations in gamma detectors, resolving cross-talk and non-linearity issues.

Direct PET trajectory reconstruction minimizes distance between recorded events and modeled paths, resolving noisy discrete image representations.

Neural networks analyze optical surface images to calculate attenuation curves, eliminating x-ray topograms and reducing patient radiation exposure.

A movement mechanism shifts the rotary shaft relative to the object during rotation.

Pre-calculated arrival time replaces real-time detection, reducing waiting periods and thermal losses in X-ray CT apparatus.

Photon counting computed tomography separates imaging data into distinct datasets using energy thresholds for long-acting blood pool and nanoparticle contrast agents.

A single linear x-ray imaging device with a CdTe-CMOS sensor reduces system complexity by producing panoramic, transverse, and cephalometric images.

Data processing circuitry simulates count rates using total energy intensity to correct detector pile-up effects in photon-counting X-ray detectors.

A patient-specific three-dimensional blood flow model calculates functional characteristics to predict treatment outcomes without invasive catheterization.

Multi-modality metal mapping localizes artifacts to resolve dental CBCT image quality degradation.

A flexible coil module deforms to create a receiving space for PET-MRI imaging.

Analysis apparatus extracts radiolabeled 5-fluorouracil accumulation from nuclear medicine images to evaluate tumor drug uptake.

Fixed photon-counting detectors switch on and off based on region-of-interest geometry to mitigate CdTe polarization from high-flux beams.

A medical image processing wizard resolves the contradiction between high precision and ease of operation by automating complex parameter selection.

Rotating X-ray imaging system detects charged particle paths through a patient to enable precise tumor targeting.

A specifying unit identifies high exposure areas in a subject for an X-ray CT apparatus to adjust scan conditions.

A data processing device calculates unit air calibration reference values to normalize measured X-ray detector signals during scanning.

Spectroscopic bias correction adjusts dose calibrator readings for accurate isotope activity measurements.

A scan plan support apparatus generates a timing chart to visually represent X-ray computed tomography sequences.

Computational fluid dynamics models estimate thromboembolic risk using hemodynamic metrics.

A radiographic imaging system adjusts tube voltage and current using pre-imaging feedback to optimize image brightness.

A combined SPECT/CT system generates gamma ray attenuation maps using variable rotation speeds and respiratory gating.

Prismatoids redirect photons in PET detector modules, resolving the trade-off between depth resolution and readout electronics complexity.

Computed tomography system generates volumetric composite images using radiation at multiple energy levels to enhance contrast features.

A high-voltage X-ray generator uses a potential isolating transformer to detect discharge locations within the tube and power unit.

A diagnosis assisting apparatus generates detailed images from various angles by adjusting line of sight vectors within volume data.

Radioactive tracers using HIF-2alpha inhibitors allow non-invasive detection of tumor expression and monitor treatment resistance via PET scans.

MR phase field segmentation generates attenuation maps without X-ray CT, resolving the trade-off between quantitative accuracy and patient radiation exposure.

Automated extraction of component IDs and operating parameter ranges from device manuals feeds a self-correcting knowledge base.

A medical image display apparatus stores scan time information and simultaneously displays the image alongside a sequence time chart.

Processor generates x-ray projection images from 3D radiograph data to produce panoramic radiographs, eliminating separate dedicated machines.

Segments deep reactive ion etching into lower aspect ratios, then stacks grids with nano-particles to resolve patterning complexity and defect rates.

A dynamic gain calibration method acquires projection images during gantry movement to determine adjusted parameters.

A meshless electrocardiographic imaging system translates body surface potentials to the epicardial cardiac surface using the Method of Fundamental Solutions.

An X-ray computed tomographic imaging apparatus adjusts magnification ratios dynamically to capture high-resolution images across varying dental regions.

Dynamic collimation tracks the region of interest geometry to reduce patient radiation dose and minimize exposure outside the target area.

A spectral imaging phantom with inserts mimicking human body attenuation characteristics provides precise reference data for x-ray systems.

Segmented reflecting layers in a scintillation crystal array prevent light leakage and reduce image distortion in PET imaging.