Handling Using Diaphragms/Collimeters TRIZ Cases

Automated collimator storage under the patient support cuts manual handling, setup time, damage risk, and floor-space use in nuclear imaging.

A segmented RF linac and beam shaping assembly sustain hospital-ready epithermal neutron flux while cutting target change delays.

Inductive non-contact sensing tracks collimator shutters and filters to avoid mechanical wear and improve x-ray dose calculation accuracy.

A tungsten collimation section joined to a machinable holding section cuts fin cost and weight while preserving precise radiotherapy shielding.

A glass disc with absorber-filled grooves and recesses blocks scattered X-rays in multiple planes while preserving stability and image resolution.

A movable spherical head improves detector field of view in tight radioactive spaces while reducing weight and operator exposure.

A linear motor and dual-gear transmission amplify leaf travel while shrinking drive stroke, improving collimator precision and compactness.

A modular beam shaping assembly improves neutron flux and beam quality while limiting fast neutron contamination and material deformation.

An acrylic scatterer and grid form a parallel X-ray beam that stabilizes magnification and improves lesion size measurement without increasing SID.

Angled radiolucent beam paths in a radiopaque matrix converge X-ray or gamma beams on tumors while limiting dose to healthy tissue.

Movable X-Y shield plates and a target plate adjust dose by position while avoiding flattening-filter loss and MLC complexity.

Lateral support stabilizes taller X-ray collimator plates, reducing deformation while improving scatter rejection and preserving detection efficiency.

Rapid leaf drives switch binary collimator leaves in under 10 ms, enabling real-time tumor tracking and reducing healthy tissue exposure.

Laser-cut foldable side plates with preformed slots hold thin tungsten septa accurately, cutting collimator cost and assembly complexity.

Radioluminescent leaf markers enable direct multi-leaf collimator position imaging without external light sources, reducing beam obstruction and complexity.

A controller offsets slot plate heating and cooling displacement between CT scans to keep X-rays within the effective detector area.

Stacked plates with increasing atomic weight replace uneven deposition, improving radiation absorption uniformity and detector accuracy.

A compact fusion neutron source with absorber-lined collimators boosts imaging throughput and enables 2D and 3D inspection of large components.

Pixel-level attenuation mapping automatically sets non-rectangular X-ray shutters to cut patient dose and scatter while preserving image quality.

Staggered collimating surfaces with different curvatures reduce CT Y-axis space use while preserving rectangular X-ray projection quality.

Dual-end support and modular detectors extend SPECT axial FOV for single-scan imaging without sagging, stitching, or long acquisition times.

Contactless magnetoresistive sensing tracks multileaf collimator leaf position accurately without wear or gravity-related errors in radiotherapy.

Alternating neutron and absorbent channels deliver strong collimation in a compact layout, reducing facility size, scan time, and image artifacts.

Successive attenuator layers of decreasing atomic mass absorb collimator fluorescence while interlocking extensions simplify assembly.

A movable thin filter plate within the collimator enables automated detector calibration without manual insertion of a heavy filter plate.