Tomography TRIZ Cases

Independent actuators drive variable-stiffness insert displacement, replicating irregular thoracic motion for accurate radiation dose delivery.

Generative neural networks create synthetic CT data from simulator and emulator features to overcome clinical data scarcity and privacy constraints.

Synchronizing the X-ray generator and detector eliminates pseudo-images from subject movement while reducing single inspection absorptive dose.

A registration method combines image data with beam range information to determine transformation parameters for precise patient positioning.

Displaceable pinhole and framing walls modify beam paths to adjust image field size, resolving the contradiction between adaptability and device complexity.

Stacking detector and control substrates vertically suppresses body-axis length while increasing row count for wide-range imaging.

Heating PEEK to its softening point enables precise molding from CT data, reducing material waste while ensuring biocompatibility.

An OCT elastography system measures mechanical stress in the epiretinal membrane to generate output images based on stress-dependent parameters.

Segmented emission hole cover integrates aperture for precise beam alignment, reducing device complexity and manufacturing difficulty.

Correction value calculation adjusts relative flow data using contrast medium saturation timing to reduce X-ray dosage and imaging duration.

A wireless ultrasound diagnostic system acquires identification information from detachable piezoelectric oscillator units to establish communication.

Precomputing gradient data in a 3D color reference table enables real-time ultrasound volume rendering without sacrificing precision.

Relocating input controls to the rear surface enables one-handed operation, eliminating bulky support platforms and reducing equipment complexity.

A PET detector uses light guide sheets to concentrate scintillation photons toward silicon photomultiplier arrays.

Receive beamformer adjusts inter-transmission weights to smooth amplification factor variations across phasing points.

A registered robot guides a puncture instrument along a predetermined path using real-time patient movement data.

A breast scanning system uses ultrasound inverse scattering to produce 3-D images.

A six-degree-of-freedom parallel robot precisely controls limb movement using electro-hydraulic drivers.

A suspension system couples rear wheels to the base unit, allowing flexible movement during transport.

An integrated quality assurance phantom combines radiofrequency beacon tracking and optical surface monitoring verification into a single cubic housing.

Digital infinite impulse response filter processes avalanche photodiode signals.

A segmented ultrasonic probe adjusts transducer group shifts to switch between high spatial and high temporal imaging modes.

A planar five-bar mechanism projects onto a spherical surface to orient neurosurgical tools, reducing imaging artifacts and medical complications.

Spatially arranged tissue elements simulate dynamic fetal heart form, resolving complexity and bubble issues in ultrasound diagnostic apparatus testing.

Adjusting detector head dwell times to balance subset data and resolve reconstruction limit-cycles.

A light irradiation unit scans a beam across tissue to excite glucose molecules for photoacoustic detection.

Interblock multiplexing of detector blocks shares analog to digital converter resources, reducing system complexity and heat generation.

A projection device displays geometric figures on patient skin to establish reference coordinates for radiation therapy alignment.

Camera imaging and touchscreen interface enable precise X-ray irradiation region definition.

Segmenting the gantry into independent rotation portions resolves the trade-off between imaging speed and treatment precision.

An elastic compression sac inflates and deflates via a pulsatile pump to replicate dynamic ventricular volume changes during cardiac cycles.

A multi-plane X-ray unit uses internal and external coordinate matrices to map radiographic planes relative to a common reference frame.

Dynamic energy spectrum segmentation adapts threshold parameters to resolve the trade-off between measurement precision and device complexity.

Steel reinforcement profiles cast into an aluminum C-arm increase rigidity and natural frequency for stable high-speed movements.

Automated height and angle compensation aligns the X-ray tube with the imaging region, resolving precision-productivity trade-offs.

An X-ray output condition setting unit automatically adjusts tube voltage, current, and emission time based on imaging area size.

A wireless ultrasound scanner uses gesture recognition to control a paired display screen without physical contact.

A PET detector system uses a single-end read-out structure and optical separators to determine photon interaction depth within crystal elements.

Self-diagnosing circuitry embedded in imaging detector modules measures bias current, dark current, and temperature to generate service signals.

Controller combines probe sensor data sets to generate unified control signals.

A C-arm imaging system uses a sliding support assembly to enable bidirectional rotation of the X-ray tube and detector.

Imaging assembly serves as dynamic counterweight on rotating gantry, balancing radiation head mass to eliminate patient transfer positioning errors.

Hierarchical circuit boards distribute analog signals, reducing wiring density and enabling flexible splicing of high-resolution CT detectors.

Dual-plane rotation of the radiation source expands beam directionality to spare normal tissues from high-dose exposure.

Servo-controlled EPID translation maintains beam coincidence, preventing radiation damage and enabling accurate portal dosimetry.

A dual-axis ring gantry rotates a radiation source about two intersecting axes to deliver therapeutic beams from multiple spatial orientations.

A radiography system generates a pseudo grid image from a primary detector to remove grid artifacts from a secondary detector.

Integrating stoppers into a surface holding bearing lowers the supporting column, resolving visibility obstruction during portable X-ray movement.

A fluoroscopic imaging apparatus generates a wide pre-image to determine accurate slot imaging start and end points.

Rotating transducers within a single housing eliminates probe swapping, reducing exam duration and physical stress while maintaining portability.