Conductive Infusion Conduit for Precise Fluid Heating
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Solution Overview
Problem
Current infusion systems lack an efficient method for heating infusion fluids to precise temperatures for therapeutic applications, often requiring complex setups and unreliable temperature control.
Innovation Solution
A modular infusion device comprising a disposable fluid conduit with conductive material that connects electrically to a reusable portion with integrated sensors and a power supply, allowing for precise temperature control of the infusion fluid through electrical heating and real-time monitoring.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a modular design with disposable and reusable portions is used, then ease of operation and cost-effectiveness are improved, but device complexity increases
Solution Approach 1:
The infusion device is divided into a disposable first portion containing the fluid conduit and a reusable second portion containing the power source and control circuitry. This segmentation allows the complex reusable portion to be manufactured once and reused, while the simple disposable portion provides ease of operation and replacement, resolving the contradiction between ease of operation and device complexity.
Solution Approach 2:
The first portion with the fluid conduit is designed as a disposable component that can be easily replaced. This disposable design simplifies operation by eliminating cleaning and maintenance of the fluid contact portion, while the expensive reusable second portion maintains precise temperature control functionality across multiple uses.
2Manufacturing precision
If electrical heating through conductive material is used, then heating efficiency and temperature precision are improved, but energy consumption increases
Solution Approach 1:
The device incorporates sensors that provide real-time feedback on fluid temperature to the control circuitry. This feedback mechanism allows the system to maintain precise temperature control by adjusting power delivery dynamically, improving temperature precision while optimizing energy consumption by avoiding overheating and unnecessary energy use.
Solution Approach 2:
The system controls heating by dynamically adjusting electrical parameters (voltage, current) to the conductive material in the fluid conduit. This precise parameter control enables accurate temperature regulation, achieving high temperature precision while minimizing energy consumption through optimized power delivery.
3Measurement precision
If integrated sensors and power supply are included in the reusable portion, then temperature control precision is improved, but manufacturing complexity increases
Solution Approach 1:
By segregating the sensors and power supply into a separate reusable second portion, the manufacturing process for each component can be optimized independently. The reusable portion can be manufactured with precise electronic components once, while the disposable first portion can be manufactured more simply and replaced as needed, resolving the contradiction between measurement precision and ease of manufacture.
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 accurate and efficient heating of infusion fluids to specific temperatures, improving therapeutic efficacy and simplifying the infusion process with a user-friendly, cost-effective design.
Implementation Method 1
a fluid conduit comprising electrically conductive material with non-zero resistance... current provided by said power supply heating said fluid conduit
Data Source
AI summary
A device for preparation of infusion fluid including: a first portion including: a fluid conduit comprising electrically conductive material; a second portion selectively couplable to the first portion and including: at least one sensor for sensing fluid within the fluid conduit; a power supply and/or connectivity to a power supply; wherein mechanical coupling of the first portion to the second portion electrically connects the fluid conduit to the power supply and/or connectivity to the power supply.