Deep Learning Lung Diagnostics Using Digital Stethoscope Audio

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Solution Overview

Problem

Existing diagnostic systems for lung diseases rely on audible speech patterns or x-ray images, which are not always accurate or feasible for all patients, particularly in resource-limited settings.

Innovation Solution

A pulmonary lung disease diagnostics system using digital stethoscopes to record lung sounds and deep learning algorithms to analyze audio files, providing a neural network-based diagnosis within a full stack web application for accurate lung disease assessment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If speech audio recording is used to assess pulmonary condition, then diagnostic capability is provided, but accuracy is limited compared to other methods

Engineering Contradiction:
Improvediagnostic accuracyVSAvoidinput data requirements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces traditional acoustic analysis methods (speech audio recording) with a deep learning-based neural network system that processes lung sounds. This substitution transitions from simple acoustic frequency comparison to sophisticated pattern recognition using convolutional neural networks, thereby improving diagnostic accuracy while maintaining ease of operation through automated analysis.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Adaptability or versatility

If chest x-ray images are used for lung disease diagnosis, then diagnostic capability is provided, but the system becomes dependent on specific input modalities that are not universally applicable

Engineering Contradiction:
Improveinput data flexibilityVSAvoiddiagnostic accuracy
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent creates a universal diagnostic system that can process multiple types of input data (lung sounds, speech audio, and potentially other modalities) through a single deep learning framework. The neural network is designed to be modality-agnostic, allowing it to adapt to different input types while maintaining high diagnostic accuracy across various lung conditions and patient populations.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Ease of operation

If traditional diagnostic methods are used, then existing diagnostic capability is maintained, but resource requirements and complexity increase

Engineering Contradiction:
Improveresource requirementsVSAvoiddiagnostic precision
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The patent implements a self-service diagnostic system where the deep learning model automatically performs feature extraction, pattern recognition, and diagnosis without requiring manual intervention. The system autonomously processes lung sound recordings, compares them against trained patterns, and generates diagnostic predictions, thereby reducing resource requirements while maintaining or improving diagnostic precision through automated intelligent analysis.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20240335134A1Pulmonary lung disease diagnostics system comprised of deep learning algorithms and network interface
Publication Date: 2024.10.10 GEORGIA TECH RES CORP
  • US20240335134A1 patent drawing
  • US20240335134A1 patent drawing
  • US20240335134A1 patent drawing

AI summary

A pulmonary lung disease diagnostics system uses digital stethoscopes to record sounds emitted from a patient's lungs including respiratory or breathing audio. Digital audio files are leveraged to diagnose patients with a variety of lung ailments using deep learning algorithms and a network interface. A neural network is trained using a large collection of audio files to accurately diagnose patients with certain lung diseases. The neural network includes deep learning algorithms embedded into a minimum viable product (MVP) fullstack web application. The algorithms are used to affirm, contradict, or further investigate a patient's lung disease diagnosis.