Computerised Tomographs TRIZ Cases
- Framing Recovery Device for MR-PET Interference Reduction
A framing recovery device detects and recovers missing timing signals in dual modality systems.
- Sensor Board Gap Filling via Capillary Action and Surface Tension Control
A sensor board fills gaps between stacked reader units and sensor layers using capillary action to secure components without external pressure.
- Intervening Object Compensation in Charged Particle Therapy
Compensating for energy reduction from intervening objects improves charged particle therapy accuracy and speed.
- CT Baggage Scanner Detector Axial Arrangement
Axial detector arrangement aligns crystal faces normal to X-ray source, reducing apparatus width and enhancing scanning speed.
- CT X-ray Dose Modulation Using Attenuation Data
Adjusts x-ray radiation dose based on maximum attenuation values at each Z position, reducing subject exposure while maintaining consistent noise levels.
- Medical Image Display Device Color Contrast for Annotation Visibility
A medical image display apparatus changes three-dimensional medical images to black and white while rendering additional information in color.
- Adjustable X-ray Collimator for CT Imaging Gap Reduction
A processor controls an adjustable source collimator to block x-rays through gaps between radially spaced image detectors, reducing patient radiation dosage.
- Movable X-ray Imaging Apparatus for Stereotactic Localization
A movable X-ray imaging apparatus captures stereoscopic images from two angles to localize a target volume within a radiotherapy device.
- CT Scanner Angular Intensity Modulation for X-Ray Dose Reduction
A CT scanner modulates X-ray emission timing and angular distribution to reproduce desired intensity profiles using periodic tube current switching.
- Respiratory Gating Phantom with Adjustable Tumor Depth
Pneumatic airbags drive catheter-mounted tumors through three-dimensional paths, resolving radiation exposure trade-offs during calibration.
- Charged Particle Therapy Control System for Real-Time Tumor Imaging
Semi-automated control updates radiation plans via real-time imaging to eliminate mechanical isocenter errors.
- Radiation Detector Weight Compensation via Counterweight Mechanism
A weight compensation unit applies an opposing force to a movable radiation detector section using a counterbalanced spring and pulley system.
- Respiratory Monitoring via Projected Shadow Edge Detection
Projecting a patient shadow onto an imaging bore wall creates high-contrast edges for accurate respiratory monitoring despite low image contrast.
- Radiation Treatment Garment for Dark-Skinned Patient Visibility
A specialized treatment garment uses high-contrast fabric to enhance surface imaging visibility during radiation therapy.
- Standardizing H/M Ratios Across Imaging Environments
A conversion function standardizes heart mediastinum ratios using digital phantom positioning for consistent diagnostic data.
- Dual-Axis Rotation PET Scanner Eliminates Parallax Error
A positron emission tomography scanner uses two rotational axes to maintain detector collinearity.
- Cardiac CT Acquisition Time Adjustment for Heart Rate Variability
A cardiac CT system dynamically adjusts the acquisition time period based on real-time heart rate variability analysis.
- CT Gantry Cooling via Integrated Pressure Channels
An integrated pressure channel system directs airflow from one fan to cool both rotating and support frame components, reducing device complexity.
- CT Scan Parameter Policy Evaluation System
A computing apparatus evaluates scan parameters against defined policies to generate compliance signals for imaging systems.
- Edge-on Silicon X-ray Detector Modules with Anti-scatter Collimation
Segmented edge-on silicon modules shielded by high-Z collimators reduce radiation damage and Compton scattering, maintaining charge collection efficiency.
- CT Gantry Tilt Axis Elevation Reduces Weight
Elevating the tilt axis above the gantry base reduces CT scanner weight by 75% and extends scannable range without requiring strict floor flatness.
- Spectral CT Scan Protocol Determination for Tube Power Optimization
A spectral scan protocol determination method distributes acquisition modes to optimize X-ray tube power utilization.
- CT Gantry Roller Support with Canted Sidewall
A CT gantry support rail uses a canted sidewall and multiple rollers to enable frame rotation.
- Resilient Tracking Reference Structure for Medical Positioning
A resiliently articulated interface connects tracking markers to surgical objects using restoring spring force.
- Focused Ultrasound Renal Sympathetic Nerve Ablation
External focused ultrasound energy targets renal sympathetic nerves through the skin for precise ablation.