Dialysis Base Unit Control for Variable Dialysate Supply Devices
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Solution Overview
Problem
Dialysis systems face challenges in adapting to different dialysate supply devices, requiring safety measures and condition adjustments based on the specific device used, which is not adequately addressed in existing technologies.
Innovation Solution
A dialysis base unit equipped with a dialysate supply device identifying mechanism that recognizes and adapts its operations to the connected dialysate supply device, including identifying, verifying, and controlling the device through wired or wireless communication, manual input, or sensor-based methods.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the dialysis base unit is configured to be connectable to various dialysate supply devices, then the adaptability is improved, but the device complexity increases due to the need for multiple safety measures and control adjustments
Solution Approach 1:
The dialysis base unit is designed with universal compatibility to connect to various types of dialysate supply devices (bag-type, preparation-type, CDDS-type). The control unit automatically identifies the connected device type and adjusts control conditions accordingly, allowing one device to serve multiple functions with different dialysate supply systems without requiring separate safety measures for each device type.
Solution Approach 2:
The control unit changes operational parameters based on the identified dialysate supply device type. When a device without deaeration function is detected, the control unit adjusts control conditions to account for this parameter difference. The system also incorporates a notification device that provides visual or audible alerts when specific device types are connected, allowing operators to take appropriate manual precautions while the system automatically adapts its parameters.
2Reliability
If safety measures such as notifications are implemented when connecting dialysate supply devices without deaeration function, then the reliability is improved, but the ease of operation deteriorates due to additional user actions required
Solution Approach 1:
The notification device provides immediate feedback to the operator when a dialysate supply device without deaeration function is connected. This feedback mechanism (visual or audible notification) informs users of the specific device type and any required precautions, allowing them to make informed decisions without needing to manually verify device capabilities. The system automatically detects device type and communicates this information back to the user.
Solution Approach 2:
The control unit automatically identifies the connected dialysate supply device type and adjusts control conditions without requiring manual input from the operator. The system performs self-verification of device compatibility and automatically configures appropriate safety parameters, reducing the burden on users while maintaining high safety standards.
Data Source
Figure 1
Figure 2A~2C
Figure 3
AI summary
This dialysis base unit 3 is provided as a separate body from a dialysate supply device 2 for supplying a dialysate and performs blood dialysis by receiving a supply of the dialysate from the dialysate supply device, the dialysis base unit being provided with a dialysate supply device identifying means 4 which can identify the connected dialysate supply device 2. The dialysis base unit 3 may further comprise a checking means 5 for checking whether the dialysate supply device 2 identified by the dialysate supply device identifying means 4 is correct. The dialysis base unit 3 may further comprise: a monitor 35 for displaying a dialysis state or a configurable dialysis condition; and a display control unit 34c for changing the display content of the monitor 35 according to the dialysate supply device 2 identified by the dialysate supply device identifying means 4.