Adaptive Compression Sleeve for Orthostatic Hypotension Response
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Solution Overview
Problem
Current treatments for hypotension crisis events, such as orthostatic hypotension, are limited in effectiveness, immediateness, and tolerability, and traditional compression clothing provides only fixed compression, which can be uncomfortable.
Innovation Solution
A system comprising a sleeve with a tension device, such as an inflatable cuff or motor-driven string mechanism, and sensors that automatically adjust compression based on detected changes in patient posture, blood flow, or temperature to provide variable and adaptive compression.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional compression clothing is used, then fixed compression is provided, but comfort and adaptability are reduced
Solution Approach 1:
The compression system transitions from static fixed compression to dynamic adaptive compression through inflatable cuffs that can be inflated and deflated. The system includes a control unit that receives input from sensors detecting patient condition and automatically adjusts compression levels in real-time, allowing the garment to adapt to changing physiological states while maintaining effectiveness.
Solution Approach 2:
The system incorporates sensors that continuously monitor patient parameters (such as blood pressure, heart rate, or movement) and feed this information back to the control unit. Based on this feedback, the control unit adjusts the inflation/deflation of compression cuffs to maintain optimal compression levels, creating a closed-loop adaptive system that responds to patient needs.
2Reliability
If automatic sensor-based compression adjustment is implemented, then treatment effectiveness is improved, but device complexity increases
Solution Approach 1:
The control unit serves multiple functions: it processes sensor data, determines compression needs, controls inflation/deflation timing, and monitors treatment progress. By consolidating these functions into a single integrated control unit, the system reduces overall complexity compared to having separate independent control mechanisms for each compression cuff.
Solution Approach 2:
The system is designed to automatically detect patient conditions through sensors and autonomously adjust compression levels without requiring manual intervention. The control unit continuously monitors sensor input and self-regulates the compression garment, eliminating the need for user input or external control while maintaining effective treatment.
3Speed
If real-time compression adjustment is provided, then immediacy of treatment is improved, but energy consumption increases
Solution Approach 1:
Instead of continuous operation, the system uses periodic inflation and deflation cycles of the compression cuffs. The control unit activates compression only when sensor data indicates a need for intervention, allowing the garment to rest during normal conditions. This intermittent operation significantly reduces energy consumption compared to continuous compression while maintaining rapid response capability when needed.
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
The system provides real-time, comfortable, and effective treatment for hypotension crisis events by dynamically adjusting compression to prevent blood pressure drops, enhancing patient outcomes.
Implementation Method 1
the tension device comprises an inflatable cuff and a pump unit
Implementation Method 2
the inflation of the inflatable cuff causes increased compression of the body part of the patient
Implementation Method 3
the motor unit capable of spooling the string
Implementation Method 4
a string threaded through the plurality of holes, and a motor unit capable of spooling the string
Implementation Method 5
the spooling of the string causes increased compression of the body part of the patient
Data Source
AI summary
The disclosed system, and related devices and methods, relate to the automatic compression of the body parts of a patient to treat and prevent symptoms of orthostatic hypotension. The system, devices, and methods can monitor the position, temperature, and/or blood flow of the patient to only employ compression when an orthostatic hypotension event occurs.