US 11,908,568 B2 · System and methods for radiographic image quality assessment and protocol optimization

Abstract

The present disclosure relates to a method for patient-specific optimization of imaging protocols. According to an embodiment, the present disclosure relates to a method for generating a patient-specific imaging protocol, comprising acquiring scout scan data, the scout scan data including scout scan information and scout scan parameters, generating a simulated image based on the acquired scout scan data, deriving a simulated dose map from the generated simulated image, determining image quality of the generated simulated image by applying machine learning to the generated simulated image, the neural network being trained to generate at least one probabilistic quality representation corresponding to at least one region of the generated simulated image, evaluating the determined image quality relative to a image quality threshold and the derived simulated dose map relative to a dosage threshold, optimizing. based on the evaluating, scan acquisition parameters and image reconstruction parameters, and generating, optimal imaging protocol parameters, wherein the optimal imaging protocol parameters maximize image quality while minimizing radiation exposure.

Claims20

Dependent claims

A method for generating a patient-specific imaging protocol using a neural network having been trained to generate at least one probabilistic quality representation corresponding to at least one region of a generated simulated image, comprising:

receiving, by processing circuitry, scout scan data, the received scout scan data including scout scan information and scout scan parameters;
generating, by the processing circuitry, the generated simulated image based on the received scout scan data;
scan acquisition parameters, and image reconstruction parameters;
deriving, by the processing circuitry, a simulated dose map from the received scout scan data and the scan acquisition parameters;
evaluating, by the processing circuitry, a determined image quality of the generated simulated image relative to a predetermined image quality threshold and the derived simulated dose map relative to a predetermined dosage threshold;
and
generating, by the processing circuitry and based on the evaluating, imaging protocol parameters based on the scan acquisition parameters and the image reconstruction parameters.

4 more elements

An apparatus for generating a patient-specific imaging protocol using a neural network having been trained to generate at least one probabilistic quality representation corresponding to at least one region of a generated simulated image, comprising:

processing circuitry configured to
receive scout scan data, the received scout scan data including scout scan information and scout scan parameters,
generate the generated simulated image based on the received scout scan data, scan acquisition parameters, and image reconstruction parameters,
derive a simulated dose map from the received scout scan data and the scan acquisition parameters,
evaluate a determined image quality of the generated simulated image relative to a predetermined image quality threshold and the derived simulated dose map relative to a predetermined dosage threshold, and
generate, based on the evaluating, imaging protocol parameters based on the scan acquisition parameters and the image reconstruction parameters.

3 more elements

A non-transitory computer-readable storage medium storing computer-readable instructions that, when executed by a computer, cause the computer to perform a method of generating a patient-specific imaging protocol using a neural network having been trained to generate at least one probabilistic quality representation corresponding to at least one region of a generated simulated image, comprising:

receiving scout scan data, the received scout scan data including scout scan information and scout scan parameters;
generating the generated simulated image based on the received scout scan data, scan acquisition parameters;
and image reconstruction parameters;
deriving a simulated dose map from the received scout scan data and the scan acquisition parameters;
evaluating a determined image quality of the generated simulated image relative to a predetermined image quality threshold and the derived simulated dose map relative to a predetermined dosage threshold;
and
generating, based on the evaluating, imaging protocol parameters based on the scan acquisition parameters and the image reconstruction parameters.

4 more elements

Dependencies are inferred from the claim text.

System and methods for radiographic image quality assessment and protocol optimization

Life of this patent

System and methods for radiographic image quality assessment and protocol optimization

Life of this patent

Abstract

Claims20