Wound Therapy Scheduling With Alarm-Driven Pressure and Instillation Control
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Solution Overview
Problem
Existing wound therapy systems lack effective scheduling and control mechanisms for negative-pressure therapy and fluid instillation therapy, which can impact the efficacy of wound healing.
Innovation Solution
A therapy system and method that integrates negative-pressure therapy and fluid instillation therapy, utilizing a controller to monitor and adjust therapy settings based on alarm conditions, and includes sensors to manage pressure and fluid parameters, with the option for machine-readable codes for configuration adaptation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If negative-pressure therapy and fluid instillation therapy are applied simultaneously without integrated control, then therapy coverage is comprehensive, but therapy control precision deteriorates due to lack of coordination between the two therapies
Solution Approach 1:
The patent combines negative-pressure therapy and fluid instillation therapy into a single integrated therapy system with a unified controller. The controller coordinates both therapies simultaneously, managing pressure application and fluid instillation through integrated sensors and control mechanisms, thereby maintaining comprehensive therapy coverage while achieving precise coordinated control.
Solution Approach 2:
The system employs sensors to monitor pressure parameters and fluid instillation parameters in real-time, feeding this information back to the controller. The controller automatically adjusts therapy settings based on this feedback, ensuring precise control of both negative-pressure application and fluid instillation while maintaining their coordinated operation.
2Device complexity
If therapy configuration is fixed without modification capability, then system simplicity is maintained, but adaptability to real-time conditions deteriorates
Solution Approach 1:
The patent implements dynamic therapy configuration that can be modified in real-time based on monitored alarm conditions and patient response. The controller allows adjustment of pressure parameters, fluid instillation rates, and therapy timing while the system is operating, transforming a static configuration system into a dynamic one that adapts to changing therapeutic needs.
Solution Approach 2:
The system enables modification of key therapy parameters including negative pressure magnitude, fluid instillation volume and rate, and therapy cycle timing. These parameter changes can be made in response to alarm conditions or clinical assessment, allowing the therapy to adapt to real-time conditions while maintaining a relatively simple underlying system architecture.
3Reliability
If alarm conditions are monitored and therapy configuration is modified in response, then therapy reliability is improved, but device complexity increases due to additional monitoring and control mechanisms
Solution Approach 1:
The system incorporates sensors that continuously monitor pressure parameters and fluid instillation parameters, detecting alarm conditions such as pressure deviations or fluid delivery issues. This feedback is automatically processed by the controller, which modifies therapy configuration in response to detected alarms, thereby improving reliability through automatic monitoring and adjustment.
Solution Approach 2:
The therapy system performs self-monitoring and self-adjustment in response to alarm conditions. The controller automatically detects problems through sensor feedback and modifies therapy parameters without requiring external intervention, enabling the system to maintain reliable operation while managing complexity through automated self-service functions.
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
Enhances wound healing by optimizing therapy configurations in response to real-time conditions, improving tissue growth and cleansing, and providing adaptable treatment protocols.
Implementation Method 1
reducing pressure in proximity to a tissue site can augment and accelerate growth of new tissue at the tissue site
Implementation Method 2
instillation of topical treatment solutions over a wound bed can be combined with negative-pressure therapy to further promote wound healing by loosening soluble contaminants in a wound bed and removing infectious material
Data Source
AI summary
Systems and methods for providing negative-pressure therapy with fluid instillation therapy and, more specifically, scheduling and controlling both the negative pressure therapy and the fluid instillation therapy are described. The method may comprise applying negative pressure to the dressing based on an initial therapy configuration, and monitoring negative pressure parameters associated with the application of negative pressure to the dressing to identify negative pressure alarm conditions. The method may further comprise applying instillation fluid to the dressing based on the initial therapy configuration, and monitoring instillation parameters associated with the application of instillation fluid to the dressing to identify instillation alarm conditions. Both may include modifying the initial therapy configuration to generate a modified therapy configuration in response to the negative pressure and instillation alarm conditions identified.