Wearable Abdominal Orientation Sensor for Preeclampsia Risk Tracking

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Solution Overview

Problem

Current methods for monitoring pregnancy health, particularly in preventing preeclampsia and other hypertensive disorders, are inadequate as they often rely on incomplete recommendations for body positioning and fail to account for individual user physiologies and behaviors, leading to ineffective prevention and treatment of complications.

Innovation Solution

A wearable device equipped with sensors that monitor abdominal orientation, snoring, blood oxygen levels, and other physiological parameters, using algorithms to estimate clinical risk and provide personalized feedback to pregnant women, thereby preventing or treating pregnancy complications by adjusting body positioning and activities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional body positioning recommendations are provided to pregnant women, then some prevention guidance is given, but the recommendations are incomplete and do not account for individual user physiologies and behaviors

Engineering Contradiction:
Improvepersonalization of recommendationsVSAvoidmonitoring system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system dynamically adjusts monitoring parameters and recommendations based on real-time sensor data from multiple physiological parameters (abdominal orientation, snoring, blood oxygen levels, etc.). The feedback is not static but adapts continuously to the user's current state, allowing personalized guidance that evolves with the user's condition throughout pregnancy.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The monitoring system is divided into multiple independent sensor modules that track different physiological parameters separately (abdominal orientation sensors, snoring detection, blood oxygen monitoring). Each sensor provides specialized data that is then integrated by the processor to generate comprehensive personalized recommendations, allowing the system to account for multiple factors simultaneously.

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If multiple physiological parameters are monitored in real-time, then clinical risk can be accurately estimated, but the device complexity and data processing requirements increase

Engineering Contradiction:
Improveclinical risk assessment accuracyVSAvoidsensor and processing system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

A single processor unit handles multiple functions: receiving data from all sensor modules, processing each type of physiological data, integrating the information, calculating clinical risk estimates, and generating personalized feedback. This multi-functional approach consolidates complexity into a single coordinating component rather than requiring separate processing systems for each parameter.

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

Solution Approach 2:

The system combines multiple sensor types (abdominal orientation sensors, snoring detection sensors, blood oxygen sensors) and their data streams into a unified monitoring framework. The processor merges these diverse data sources to generate a comprehensive clinical risk assessment that is more accurate than any single parameter could provide alone.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If continuous monitoring and feedback are provided to prevent preeclampsia, then pregnancy outcomes improve, but the duration of monitoring and user compliance requirements increase

Engineering Contradiction:
Improveprevention effectivenessVSAvoidmonitoring duration
Core Design Contradiction:
ReliabilityVSDuration of action of moving object

Solution Approach 1:

The system provides continuous feedback to the user about their physiological state and recommended actions (such as changing body position). This real-time feedback loop maintains user engagement and compliance by showing immediate relevance of the monitoring to their health outcomes, rather than仅提供被动监控。The feedback mechanism reinforces proper behavior and alerts users to problematic patterns as they occur.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system monitors for early signs of clinical risk and provides preventive feedback before preeclampsia fully develops. By detecting subtle changes in physiological parameters and alerting users to adjust their behavior proactively, the system prevents complications rather than responding to established conditions, extending the effective prevention window throughout pregnancy.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9763616B2Systems, devices, and methods for tracking abdominal orientation and activity
Publication Date: 2017.09.19 SMART HUMAN DYNAMICS
  • US9763616B2 patent drawing
  • US9763616B2 patent drawing
  • US9763616B2 patent drawing

AI summary

The disclosed apparatus, systems and methods relate to tracking abdominal orientation and activity for purposes of preventing or treating conditions of pregnancy or other types of medical conditions. In certain specific embodiments, the system, device, or method relates to identifying abdominal orientation risk values, calculating and updating a cumulative risk value, comparing the cumulative risk value to a threshold, and outputting a warning when the cumulative risk value crosses the threshold.