Bladder Volume Measurement Using AI Shape Coefficients

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Solution Overview

Problem

Patients with difficulty sensing when their bladder is full due to insufficient urine excretion, necessitating more accurate bladder volume measurement.

Innovation Solution

A bladder volume measuring device utilizing artificial intelligence learning on bladder ultrasound image big data to calculate a shape coefficient, enabling precise urine volume measurement by combining ultrasound images from multiple cross sections and applying weighted scores for shape determination.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If artificial intelligence learning is applied to determine bladder shape from ultrasound images, then measurement precision is improved, but device complexity increases

Engineering Contradiction:
Improvebladder volume measurement precisionVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

A shape coefficient database acts as an intermediary between the ultrasound imaging system and the volume calculation system. The determination unit queries pre-established shape coefficient data based on measured bladder shapes, avoiding the need for complex real-time AI learning algorithms while achieving accurate volume measurements through the mediator's pre-computed relationships.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If multiple ultrasound images from different cross sections are used to determine bladder shape, then measurement precision is improved, but loss of time increases

Engineering Contradiction:
Improvebladder shape determination precisionVSAvoidtime for processing multiple images
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system processes a limited number of key cross-sectional images (first, second, and optionally third images) rather than analyzing the entire ultrasound dataset. By selecting representative sections at specific angles (0°, 90°, and intermediate angles), the system achieves sufficient shape determination accuracy without the time cost of processing all available images.

Inventive Principle:
Principle #16Partial or excessive action

3Productivity

If shape coefficient database is established with pre-stored shape information, then productivity is improved, but device complexity increases

Engineering Contradiction:
Improveshape determination efficiencyVSAvoiddatabase management complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

Shape coefficient data is pre-calculated and stored in a database before actual measurements are performed. During operation, the system only needs to query and retrieve pre-computed values based on measured shape parameters, eliminating the need for complex real-time calculations and significantly improving measurement productivity.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20240277310A1Bladder volume measuring device
Publication Date: 2024.08.22 EDGECARE INC
  • US20240277310A1 patent drawing
  • US20240277310A1 patent drawing
  • US20240277310A1 patent drawing

AI summary

According to the bladder volume measuring device according to the present invention, it is possible to calculate the shape coefficient based on information about the bladder shape generated from the determination unit that performs artificial intelligence learning on bladder ultrasound image big data and more accurately measure the amount of urine contained in the bladder by calculating the bladder volume based on the ultrasound image and the shape coefficient.