Deep Learning Radiology Annotation for Consistent Finding Comparison

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Solution Overview

Problem

Current radiology workflows are inefficient, requiring numerous interactions and leading to inconsistencies in measurements and findings, making it difficult to compare results between studies and radiologists.

Innovation Solution

A system and method for automated annotation of radiology findings using convolutional neural networks and deep learning algorithms to minimize interactions and standardize the analysis process, enabling consistent comparison and display of abnormal findings with minimal user input.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If automated annotation using deep learning algorithms is implemented, then productivity and consistency are improved, but device complexity increases

Engineering Contradiction:
Improveradiology workflow efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

A radiology assistant system acts as an intermediary between radiologists and imaging studies. The assistant receives imaging studies, automatically generates annotations using deep learning algorithms, and presents them to radiologists for review. This intermediary layer automates routine annotation tasks while maintaining radiologist oversight, thereby improving productivity without completely replacing human expertise.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system enables self-service annotation by allowing radiologists to review and accept automatically generated annotations with minimal interaction. The deep learning model performs the heavy lifting of initial annotation, and radiologists can quickly verify or reject results, significantly reducing the time and effort required compared to manual annotation from scratch.

Inventive Principle:
Principle #25Self-service

2Measurement precision

If manual annotation by radiologists is used, then measurement precision can be achieved, but loss of time increases

Engineering Contradiction:
Improvefinding measurement accuracyVSAvoidannotation time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The deep learning model performs preliminary annotation before radiologist review. It pre-processes imaging studies and generates initial measurements and findings, which radiologists then verify and refine if necessary. This preliminary action by the AI system eliminates the need for radiologists to perform time-consuming manual measurements from scratch, significantly reducing annotation time while maintaining precision through human verification.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If standardized annotation processes are implemented, then measurement precision and consistency are improved, but ease of operation decreases

Engineering Contradiction:
Improvefinding measurement consistencyVSAvoidworkflow simplicity
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The system enforces standardized annotation processes automatically through the deep learning model, which applies consistent measurement criteria and annotation formats across all studies. Radiologists interact with a simplified interface that presents pre-standardized annotations for review, eliminating the need for them to manually adhere to complex standardization protocols while still achieving consistent, precise measurements.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12367967B2System and method for automated annotation of radiology findings
Publication Date: 2025.07.22 RAD AI INC
  • US12367967B2 patent drawing
  • US12367967B2 patent drawing
  • US12367967B2 patent drawing

AI summary

A method for the automated annotation of radiology findings includes: receiving a set of inputs, determining a set of outputs based on the set of inputs, assigning labels to the set of inputs, and annotating the set of inputs based on the labels. Additionally, the method can include any or all of: presenting annotated inputs to a user, comparing multiple sets of inputs, transmitting a set of outputs to a radiologist report, or any other suitable processes.