Automated Vertebral Body Mapping for Surgical Planning

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Solution Overview

Problem

Current methods for vertebral body recognition in spinal imaging are prone to high variability and error due to manual processes and uncontrolled bending, leading to inaccurate measurement of joint motion and treatment outcomes.

Innovation Solution

The development of systems and methods using a computer application to map vertebral bodies in images with two or four points, create a prediction model through epochs and steps, and build an automated markup for improved vertebral recognition and surgical planning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual processes are used for vertebral body recognition, then flexibility and adaptability are maintained, but measurement precision and reliability deteriorate due to high variability and error

Engineering Contradiction:
Improvevertebral body identification precisionVSAvoidautomated system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system enables automated vertebral body recognition that performs self-service by automatically mapping vertebral bodies in imaging data without requiring manual intervention. The prediction model autonomously identifies and maps vertebral structures, eliminating human operator variability while maintaining consistent measurement precision across different cases.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical processes with an automated computational system. Instead of manual vertebral body mapping, the system uses a prediction model with automated mark-up functionality that processes imaging data algorithmically, substituting human manual operations with automated computational mechanisms to improve precision and reliability.

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

2Productivity

If automated mark-up systems are implemented, then productivity and measurement consistency improve, but device complexity and initial setup requirements increase

Engineering Contradiction:
Improvevertebral recognition efficiencyVSAvoidprediction model complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system performs preliminary action by pre-training the prediction model with extensive imaging data before actual vertebral body recognition tasks. The automated mark-up system is pre-configured with mapping algorithms and vertebral body identification rules, enabling rapid processing of new imaging data without requiring complex setup for each individual case, thus improving productivity while managing complexity through advance preparation.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If multiple mapping points (two or four points) are used for vertebral body identification, then measurement precision improves, but the complexity of the recognition process increases

Engineering Contradiction:
Improvevertebral body mapping precisionVSAvoidmapping process complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system applies dynamics by adaptively selecting between two-point and four-point mapping approaches based on the specific vertebral body characteristics and imaging quality. The prediction model dynamically adjusts the mapping complexity for each vertebral body, using two points when sufficient and four points when greater precision is needed, optimizing the balance between measurement precision and process complexity on a case-by-case basis.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240242528A1Vertebral recognition process
Publication Date: 2024.07.18 WENZEL SPINE
  • US20240242528A1 patent drawing
  • US20240242528A1 patent drawing
  • US20240242528A1 patent drawing

AI summary

A system and method that includes storing a software application on a memory associated with a computer, which when executed by a processor causes the software application to develop a model of at least a portion of a spine, process images of the spine, recognize the vertebral bodies in the image, map the vertebral bodies, and display the images of the spine on a user interface associated with the computer. The mapped images can be use to develop a prediction model and/or a surgical plan.