Handling Using Diaphragms/Collimeters TRIZ Cases

Segmented tungsten columns with low-attenuation channels reduce penumbras and maintain flux without overheating the anode.

A variable angle collimator system electronically controls the electron beam focal point to steer the X-ray output without moving mechanical parts.

Electrostatic displacement of an attenuation fluid creates a dynamic aperture that controls beam size and shape, reducing unnecessary radiation exposure.

Porous spacer layers hold x-ray absorbing sheets in position, reducing patient dosage and improving image resolution.

A motorized x-ray collimator uses independently movable leaves to modify beam quality and shape in real time.

Aligning collimators to a virtual focal spot creates a motion-insensitive reference channel that corrects thermal expansion errors and improves image sharpness.

Segmented primary and columnar secondary septa walls reduce manufacturing costs and eliminate grid line artifacts in CT imaging.

Segmented modules with intersecting walls block scattered X-rays, improving detection accuracy without increasing device complexity.

Z-axis plate separation prevents link interference, enabling arbitrary slit width adjustment.

Non-parallel collimator slits define a common detection volume, enabling accurate point source position reconstruction while maintaining high sensitivity.

Polygonal collimator holes optimize detector surface coverage, reducing scattered photons and shielding weight.

Segmented exposures with a movable detector reduce patient hold times and radiation exposure while ensuring accurate image alignment.

A beam modulating device shifts collimating structures to switch neutron beams between fan and pencil modes.

Grouped radiation source focus points and separated detector arrays reduce crosstalk while enabling simultaneous CT and XRD detection.

A volume aperture creates an image transfer function lacking zeros within a usable spatial frequency range for x-ray imaging.

Removing the flattening filter from a linear accelerator increases dose rate and reduces electron contamination.

A piezoelectric leaf module encloses the leaf unit to provide precise linear displacement.

Radial sensors monitor beam position to adjust optics during operation, eliminating downtime from periodic offline alignment.

Radiation absorbing elements distribute across photodetector surfaces to minimize grid line artifacts in X-ray imaging systems.

A liquid detection system merges CT transmission and XRD scattering signals from a single radiation source to identify substances in containers.

Arm-shape collimators with independently rotating leaves block charged particle beams outside target edges, improving dose distribution sharpness.

Microchannel plates block randomized background atoms to improve signal-to-noise ratios and measurement speed.

Segmented components reduce installation complexity while the two-dimensional detector array eliminates dead zones for accurate corrosion detection.

A setting device modifies detector slit dimensions to customize X-ray beam geometry for specific patient sizes.

High-Z coatings on porous silicon substrates suppress off-axis light interference while preserving X-ray transmission efficiency.

A jaw position detection apparatus converts arcuate motion into linear displacement using a mechanical intermediary.

Segmented permeability regions on the flexible band decouple pulse duration and repetition rate, reducing space requirements compared to wheel choppers.

Centralized gear segments replace distributed motors to reduce collimator weight while maintaining precise beam shaping.

Sector planning module groups radiation sectors into composite shots to reduce total treatment time.

An automatic masking system segments images to update only critical regions at high rates, reducing overall radiation while maintaining image quality.

A radiographic image capturing device extracts still images and displays marks on specific portions to control subsequent X-ray exposure.