Skin Access Device Pressure Regulator Fluid Extraction
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Solution Overview
Problem
Current techniques for sensing and responding to physiological conditions in mammals and delivering/withdrawing fluids lack simplicity and flexibility, necessitating the development of more efficient methods for accessing and analyzing bodily fluids through the skin.
Innovation Solution
A device comprising a support structure with a pressure regulator, sensor, and signal generator for creating a pressure differential across the skin, allowing for the extraction and analysis of bodily fluids, including the creation of pooled regions for fluid access and analysis.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional techniques are used for sensing and responding to physiological conditions, then existing methods can be applied, but the techniques lack simplicity and flexibility
Solution Approach 1:
The device integrates multiple functions into a single system: the pressure regulator creates pressure differentials for fluid extraction, the sensor detects physiological conditions, and the signal generator provides output. This multi-functional integration simultaneously improves simplicity by consolidating components and flexibility by enabling multiple operations (extraction, sensing, signaling) through one device.
2Ease of operation
If conventional techniques are used for delivering and withdrawing fluids, then existing methods can be applied, but the techniques lack simplicity and flexibility
Solution Approach 1:
The pressure regulator serves multiple purposes: it creates pressure differentials for fluid extraction, controls fluid flow, and enables both delivery and withdrawal operations. This single component performs what would traditionally require multiple separate devices, improving simplicity while maintaining flexibility in fluid management.
3Productivity
If a pressure regulator is added to create pressure differential for fluid extraction, then fluid access is improved, but device complexity increases
Solution Approach 1:
The pressure regulator, sensor, and signal generator are merged into a single integrated device with a common support structure. This consolidation improves fluid extraction efficiency through active pressure control while minimizing the increase in device complexity by combining multiple functions into one unified system rather than separate components.
4Measurement precision
If sensors and signal generators are integrated with the pressure regulator, then fluid analysis capability is improved, but device complexity increases
Solution Approach 1:
The sensor and signal generator are integrated with the pressure regulator on a common support structure, creating a unified diagnostic system. This integration improves measurement precision by combining pressure-controlled fluid extraction with immediate sensing and signaling capabilities, while the shared support structure minimizes the overall increase in device complexity.
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
Enables efficient and flexible analysis and treatment of bodily fluids by creating a pressure differential for fluid extraction and using sensors to determine conditions, providing signals for diagnosis and treatment.
Implementation Method 1
a pressure regulator supported by the support structure, able to create a pressure differential across the skin at least a portion of the access site
Data Source
AI summary
The present invention generally relates to devices and techniques associated with diagnostics, therapies, and other applications, including skin-associated applications, for example, devices for delivering and/or withdrawing fluid from subjects, e.g., through the skin. In some embodiments, the device includes a system for accessing an extractable medium from and/or through the skin of the subject at an access site, and a pressure regulator supported by a support structure, able to create a pressure differential across the skin at least a portion of the access site. The device may also include, in some cases, a sensor supported by the support structure for determining at least one condition of the extractable medium from the subject, and optionally a signal generator supported by the support structure for generating a signal relating to the condition of the medium determined by the sensor.