Dual-Channel Medical Fluid Transfer for Continuous Accurate Compounding
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Solution Overview
Problem
Existing medical fluid preparation processes are prone to human error, leading to medication errors and significant costs, and traditional single-channel electronic compounding devices lack accuracy and versatility.
Innovation Solution
A dual-channel medical fluid transfer system with coordinated pumps and a controller to precisely convey and combine medical fluids, allowing for accurate and efficient preparation of fluid formulations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual procedures are used for fluid preparation, then flexibility and simplicity are maintained, but human error increases and accuracy decreases
Solution Approach 1:
The system enables self-service operation where the automated compounding device performs fluid transfer and mixing without human intervention. The controller automatically controls the pumps to withdraw and transfer fluids, eliminating manual操作步骤 while maintaining system autonomy for setup and operation.
Solution Approach 2:
The patent replaces manual mechanical operations with an automated control system. The controller substitutes human hands and judgment with electronic control signals that precisely regulate pump operations, fluid transfer volumes, and timing, thereby eliminating human error while maintaining operational simplicity through automation.
2Extent of automation
If single-channel electronic compounding devices are used, then automation is introduced, but accuracy and versatility are limited
Solution Approach 1:
The system segments the fluid transfer function into two independent channels (first channel pump and second channel pump), each capable of precise independent operation. This segmentation allows parallel processing of multiple fluids with individual precision control, overcoming the accuracy limitations of single-channel devices while maintaining high automation.
Solution Approach 2:
The dual-channel design provides multi-functionality by enabling the system to handle multiple fluid sources, perform multiple transfer operations, and accommodate various compounding scenarios simultaneously. This universality enhances both accuracy through redundant precision control and versatility in handling different medication preparation requirements.
3Extent of automation
If traditional compounding devices are used, then some automation is provided, but efficiency and productivity are reduced
Solution Approach 1:
The system achieves continuous useful action by operating both channel pumps simultaneously in a coordinated manner. While the first channel pump withdraws fluid, the second channel pump transfers fluid, and vice versa, eliminating idle time and maintaining continuous productive operation. This parallel continuous operation significantly enhances efficiency compared to sequential single-channel devices.
Solution Approach 2:
The controller is pre-programmed with the compounding recipe and parameters before operation begins. The system performs preliminary setup and configuration, then executes the fluid transfer operations automatically without requiring real-time human decisions, thereby maximizing efficiency and productivity while maintaining high automation throughout the process.
Data Source
AI summary
A medical fluid transfer system can include a base, a first channel pump, a second channel pump, and a controller. Each of the first channel pump and the second channel pump are configured to be fluidly connected to a fluid source containing a medical fluid and are configured to convey a subset of the medical fluid from the fluid source to a fluid receiver. A method of operating a medical fluid transfer system can include withdrawing a medical fluid from a fluid source into a first channel pump, transferring the medical fluid from the first channel pump to the fluid receiver, withdrawing the medical fluid from the fluid source into a second channel pump, and transferring the medical fluid from the second channel pump to the fluid receiver.