Bariatric Surgery Outcome Prediction System Using Segmented Modules

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Solution Overview

Problem

There is a need for improved systems and methods to predict the outcomes of metabolic and bariatric surgery, as existing methods fail to accurately account for the variability in weight loss and comorbidity improvements among patients, making it difficult for medical professionals to determine the best surgical approach for individual patients.

Innovation Solution

A system that includes a patient data input module and an outcome prediction module, which collects and analyzes patient-specific data such as height, weight, medical history, and genetic indicators, and uses historical data from multiple bariatric surgeries to predict the outcomes of different surgical procedures, including sleeve gastrectomy, gastric banding, and gastric bypass, presenting predictions as ranges of BMI reduction and weight loss.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If multiple patient factors are considered for outcome prediction, then prediction accuracy is improved, but system complexity increases

Engineering Contradiction:
Improveprediction accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system segments the prediction process into distinct functional modules: a data collection module that gathers patient-specific factors (demographics, clinical characteristics, genetic indicators), a data processing module that organizes and validates the collected data, and a prediction module that applies statistical models to generate outcome predictions. This segmentation allows each module to specialize in specific tasks, improving overall prediction accuracy while making the complex system more manageable and maintainable

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system introduces a data processing layer as an intermediary between raw patient data and prediction algorithms. This intermediary layer standardizes diverse data formats, handles missing values, and transforms raw data into features suitable for statistical modeling. By placing this intermediary processing layer, the system can incorporate numerous patient factors without proportionally increasing complexity in the prediction engine itself

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If personalized predictions are provided for different surgical procedures, then treatment effectiveness is improved, but data requirements increase

Engineering Contradiction:
Improvetreatment effectivenessVSAvoiddata requirements
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The system implements a tiered data collection approach where essential patient factors (demographics, basic clinical measurements) are required for all predictions, while additional specialized data (genetic indicators, detailed medical history) are collected only when relevant to specific surgical procedure comparisons. This partial action principle allows the system to provide personalized predictions for multiple procedures without requiring all possible data types for every patient, thus reducing overall data requirements while maintaining treatment effectiveness

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The system dynamically adjusts data collection requirements based on the specific prediction task. When comparing outcomes for different surgical procedures, the system identifies which patient parameters are most relevant to each procedure type and prioritizes collection of those specific data points. This parameter-based adaptation allows personalized predictions without uniformly increasing data requirements across all prediction scenarios

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11437143B2Systems and methods for predicting metabolic and bariatric surgery outcomes
Publication Date: 2022.09.06 ETHICON ENDO SURGERY INC
  • US11437143B2 patent drawing
  • US11437143B2 patent drawing
  • US11437143B2 patent drawing

AI summary

Various systems and methods for predicting metabolic and bariatric surgery outcomes are provided. The systems and methods can also provide predictions for non-surgical metabolic and bariatric treatments. In general, a user can receive predictive outcomes of multiple bariatric procedures that could be performed on a patient. In one embodiment, a user can electronically access a metabolic and bariatric surgery outcome prediction system, e.g., using one or more web pages. The system can provide predictive outcomes of one or more different bariatric surgeries for the patient based on data gathered from the user and on historical data regarding outcomes of the different bariatric surgeries. The system can additionally provide predictive outcomes for not having any treatment and/or a comparison of the predictive outcomes of the one or more different bariatric surgeries to the predictive outcomes for not having any treatment.