Multimodal Echocardiography Guidance for Non-Expert Probe Positioning
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Solution Overview
Problem
Existing diagnostic procedures for heart conditions, such as echocardiography, require substantial training and are inefficient for non-experts due to the need for precise probe placement, leading to prolonged setup times and suboptimal image quality.
Innovation Solution
A multi-modal heart diagnostic system with integrated sensors and real-time processing that provides guidance for optimal probe positioning using multiple sensing modalities, including ECG, digital stethoscope, and ultrasound, to facilitate faster and higher-quality echocardiogram acquisition.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional echocardiography probe placement is used by non-experts, then diagnostic images can be obtained, but setup time is prolonged and image quality is suboptimal
Solution Approach 1:
The system uses sensors to detect heart position and provides real-time feedback through visual and auditory cues to guide probe placement. The visual feedback displays the probe position relative to the heart, while auditory feedback provides audio cues indicating optimal positioning, enabling non-experts to achieve expert-quality images efficiently
Solution Approach 2:
The patent replaces manual mechanical probe placement with an automated sensor-based guidance system. Instead of relying on operator skill and experience to position the probe mechanically, the system uses sensors to detect heart position and automatically guides the probe placement through visual and auditory feedback mechanisms
2Measurement precision
If traditional echocardiography training is provided, then diagnostic skill is improved, but training duration is very long
Solution Approach 1:
The system enables self-service learning where operators can independently achieve expert-level diagnostic capability through the automated guidance system. The visual and auditory feedback mechanisms provide real-time instruction, allowing operators to learn proper probe placement and image acquisition techniques without requiring months of formal training
Solution Approach 2:
The patent replaces traditional mechanical training methods with an automated digital guidance system. Instead of requiring prolonged hands-on training under supervision, the system uses sensors and real-time feedback to teach and guide operators, substituting the need for extensive apprenticeship with an automated instructional system
3Measurement precision
If multiple sensors are integrated for multi-modal monitoring, then diagnostic accuracy is improved, but device complexity increases
Solution Approach 1:
The system merges multiple sensing modalities (position sensors, ECG sensors, audio sensors) into an integrated probe assembly. By combining these sensors and their processing functions into a single unified device, the system achieves improved diagnostic accuracy while managing complexity through integration rather than separate components
Solution Approach 2:
The integrated sensor system serves multiple diagnostic functions simultaneously - position detection, ECG monitoring, and audio recording - all within a single probe assembly. This multi-functionality approach allows the system to gather comprehensive diagnostic data without requiring separate devices for each function
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables non-experts to obtain expert-quality echocardiogram images and videos efficiently by reducing setup time and improving signal quality through automated guidance and real-time processing.
Implementation Method 1
an electrocardiogram sensor that detects an electrocardiogram
Implementation Method 2
a digital stethoscope sensor that detects a sound of the heart
Implementation Method 3
an inertial sensor that detects a motion of the heart
Implementation Method 4
a magnetic sensor that detects a magnetic field
Implementation Method 5
a probe for performing an echocardiogram
Data Source
AI summary
A multi-modal heart diagnostic system is provided. The diagnostic system can monitor heart activity and assists a user or operator in performing echocardiography. The system can include a positioning device that is placed on a patient's chest. The positioning device can incorporate several multi-modal sensors. The multi-modal sensors can measure different parameters associated with an assessment of heart activity. The multi-modal sensors can also be used to provide information that can assist an operator in positioning the probe within the positioning device to capture an echocardiogram.