Computerised Tomographs TRIZ Cases

A simultaneous emission-transmission circuitry reconstructs concentration and attenuation images using polarized radio tracers within an MRI framework.

A compact imaging device rotates with the irradiation unit and translates laterally to deployed positions.

An X-ray CT device adjusts tube current using stored noise power spectra values to produce images with selected quality levels.

Salicylic acid derivatives provide enhanced magnetic resonance imaging contrast through chemical exchange saturation transfer mechanisms.

A computer aided diagnostic system detects probe motion to automate ultrasound procedures.

Multiple small imaging detectors arranged around a patient form multi-dimensional datasets for anatomical analysis.

Correlating beta ray location with peculiar gamma ray energy discriminates nuclides, resolving continuous spectrum overlap.

Synchronized gantry rotation aligns diagnostic imaging with therapeutic beams, correcting dosimetric errors caused by tumor movement during treatment.

Guiding pins and grooves constrain movement in channel and row directions while enabling easy attachment of replaceable modules.

Scintillation detectors capture emitted photons to determine charged particle beam position and intensity after final modification.

Decouples radiation source and detector array rotation to increase data acquisition speed in computed tomography systems.

A C-arm imaging system combines separate rotational scans to form volumetric data of elongated anatomical regions.

An X-ray CT apparatus calculates subject displacement to update planned images during puncturing procedures.

A periodontal diagnosis device measures tooth root adhesion using three-dimensional X-ray CT imaging to support clinical assessment.

Comparing raw data values across energy bands compresses information, eliminating bandwidth increases from higher photon counting precision.

MR tracking coils determine external structure positions to correct photon attenuation artifacts in PET imaging.

An optical modulator between a scintillator and photodetector controls light transmission to protect the sensor.

A knee laxity measurement device uses non-ferromagnetic materials to enable accurate tibial translation and rotation assessment.

Segmenting the rotation path into irradiation and non-irradiation zones reduces patient exposure while maintaining comprehensive image acquisition.

Multi-planar reconstruction aligns tooth principal axes to display alveolar bone convex-concave shapes, resolving three-dimensional assessment limitations.

Checkerboard PET detector array integrates transmission sources into empty spaces, reducing device complexity while maintaining axial field of view coverage.

A medical X-ray apparatus uses air cooling in direct thermal contact with the hollow carrier to dissipate heat from the source.

Spectrally acting filters shape X-ray spectra to maximize contrast material visibility through k-edge absorption.

A redundant control system determines charged particle beam position, direction, energy, and intensity using photon emitting sheets and scintillation detectors.

Alternating pinhole groups improve photon detection sensitivity while eliminating multiplexing artifacts in SPECT imaging.

Segmenting reconstruction matrices by energy window resolves quantitative accuracy loss from multi-emission radionuclides like I-123.

A sliding rotating portion adjusts sensor-to-subject distance to finely tune magnification power in dental X-ray imaging.

Standardized parameter templates resolve manual optimization complexity, enabling consistent image quality and efficient data sharing across institutions.

Updating normalization coefficients based on isotope decay and variable bed velocity to correct axial sensitivity errors in continuous bed motion PET scans.

Correction circuitry adjusts photon count values using escape and crosstalk probabilities to improve data accuracy in energy bins.

Aligning the PET sensor electric field parallel to the MRI magnetic field prevents signal degradation caused by magnetic interference.

Pulse shape analysis determines photon interaction position in detector diodes using matched filters.