Spectrally Resolved Computed Tomography for Novel Applications

Publication ID: 24-11857145_0007_PTD
Published: November 07, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Spectrally Resolved Computed Tomography for Novel Applications,” Published Technical Disclosure No. 24-11857145_0007_PTD, Published November 07, 2025, available at https://archive.pr1or.art/24-11857145_0007_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,145.

Summary of the Inventive Concept

The inventive concept applies the core technology of spectrally resolved computed tomography to various novel applications, including water quality monitoring, pipeline corrosion detection, wind turbine blade inspection, food product inspection, and tree health monitoring.

Background and Problem Solved

The original patent disclosed a method for providing image data of a hollow organ, but its application was limited to medical imaging. However, the same technology can be applied to other industries and fields, where the ability to separate materials based on their absorption spectra is valuable. The inventive concept addresses the need for a versatile and adaptable technology that can be used in various settings.

Detailed Description of the Inventive Concept

The inventive concept comprises a spectrally resolved computed tomography scanner, a material separation algorithm, and a classification or defect detection module. The scanner generates image data of a sample or object, which is then separated into components based on their absorption spectra using the material separation algorithm. The classification or defect detection module analyzes the separated components to identify contaminants, defects, or other features of interest. The inventive concept can be applied to various fields, including water quality monitoring, pipeline corrosion detection, wind turbine blade inspection, food product inspection, and tree health monitoring.

Novelty and Inventive Step

The inventive concept is novel and non-obvious in its application of spectrally resolved computed tomography to various novel fields, as well as its combination of components and algorithms to achieve specific goals in each field. The inventive concept builds upon the core technology of the original patent but extends its applicability to new and diverse areas.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include the use of different types of computed tomography scanners, such as photon counting or energy-resolving scanners. Variations could also include the use of different material separation algorithms or classification modules tailored to specific applications.

Potential Commercial Applications and Market

The inventive concept has significant commercial potential in various industries, including water quality monitoring, oil and gas, wind energy, food processing, and forestry. The market for these applications is substantial, and the inventive concept's ability to provide accurate and reliable results could lead to widespread adoption and significant revenue generation.

CPC Classifications

SectionClassGroup
A A61 A61B6/481
A A61 A61B6/032
A A61 A61B6/4241
A A61 A61B6/469
A A61 A61B6/50
A A61 A61B6/5205
A A61 A61M5/007

Field of Art

Medical imaging and diagnostic technologies, specifically computed tomography (CT) scanning with spectral resolution and multi-contrast agent techniques, encompassing advanced imaging methodologies for organ and material analysis

Person of Ordinary Skill (PHOSITA) Profile

A skilled practitioner with advanced training in medical imaging, possessing expertise in CT scanning technologies, spectral imaging algorithms, material separation techniques, and cross-disciplinary application of diagnostic imaging principles

Obviousness Rationale

A PHOSITA would recognize that the core spectral CT imaging technology disclosed in US 11857145 represents a generalizable methodology that can be systematically adapted to multiple inspection and analysis domains beyond medical diagnostics. The fundamental technical approach of using spectrally resolved imaging with material separation algorithms is inherently transferable across different inspection scenarios. The PTD demonstrates predictable extensions of the source patent's core technological principles by applying the same fundamental scanning and analysis framework to alternative domains.

Obvious Combinations & Variations

Source Patent Element
Spectrally resolved computed tomography with multi-contrast agent methodology
PTD Variation
Applying the same CT scanning technique to pipeline corrosion detection using contrast agents
Obviousness Reasoning
Known technique of adapting spectral imaging principles to alternative material inspection scenarios, representing a predictable technological transfer with expected results
Source Patent Element
Photon counting computed tomography data generation
PTD Variation
Utilizing photon counting CT scanner for wind turbine blade structural analysis
Obviousness Reasoning
Predictable application of existing imaging technology to alternative non-destructive evaluation contexts, representing a standard engineering design adaptation
Source Patent Element
Material separation algorithm using k-edge imaging
PTD Variation
Implementing k-edge imaging algorithm for food product contamination detection
Obviousness Reasoning
Obvious extension of existing material identification techniques to new inspection domains, demonstrating a finite set of known approaches for material characterization
Source Patent Element
Region of interest determination and classification based on contrast agent presence
PTD Variation
Classifying tree health by analyzing absorption spectrum variations in tree trunk imaging
Obviousness Reasoning
Straightforward translation of diagnostic classification methodology to alternative biological inspection scenarios, representing a predictable technological adaptation
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed in this Published Technical Disclosure would have been obvious to a Person Having Ordinary Skill In The Art at the time of invention, as they represent predictable extensions of the core technological principles established in US 11857145, demonstrating systematic application of spectrally resolved computed tomography techniques across multiple inspection domains through known methodological transfers.

Original Patent Information

Patent NumberUS 11,857,145
TitleMethod for providing image data of a hollow organ
Assignee(s)Siemens Healthcare Limited