CT scanners with a six-source x-ray tube for clearer whole-body images
Multiple X-ray Source Array (MXA) Computed Tomography
Trying out a new CT x-ray tube that uses six x-ray sources to produce clearer whole-body and cone-beam CT images for people who need CT scans.
Quick facts
| Grant type | U01 cooperative agreement |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of California at Davis NIH-funded |
| Lab location | 1 site (Davis, United States) |
| Project ID | NIH-11324879 on NIH RePORTER |
What this research studies
Researchers are building a new x-ray tube that contains six individually pulsed x-ray sources inside one vacuum enclosure to reduce angled-ray artifacts at the edges of CT images. They will construct a tabletop CT test scanner to demonstrate how the multiple-source design improves image uniformity and detail compared with a conventional single-source system. The team will work with an industry partner (Varex) to apply the design to clinical-style detectors and validate performance. Early testing will focus on image-quality measurements using phantoms and engineering prototypes, with later steps aimed at incorporation into full-body and cone-beam CT systems.
Who could benefit from this research
Good fit: People who regularly need whole-body or cone-beam CT scans for diagnosis or treatment planning may be most likely to benefit from scanners improved by this work.
Not a fit: Patients who do not undergo CT imaging or whose care does not depend on CT image detail are unlikely to receive direct benefit from this development during the project phase.
Why it matters
Potential benefit: If successful, this technology could produce clearer CT images with fewer edge artifacts, potentially improving diagnosis and lowering the need for repeat scans.
How similar studies have performed: The multi-source CT concept is relatively novel for general-purpose scanners and builds on prior engineering work in stationary and multi-source imaging, but broad clinical benefits have not yet been conclusively demonstrated.
Where this research is happening
Davis, United States
- University of California at Davis — Davis, United States (Active)
Researchers
- Principal investigator: Boone, John M — University of California at Davis
- Study coordinator: Boone, John M
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.