Bar-Type Parameter Adjustment Elements for Extracorporeal Blood Treatment
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Solution Overview
Problem
Medical treatment apparatus graphical user interfaces are often complex and intimidating, making it difficult for users to configure and monitor treatments due to overcrowded number-based displays, requiring skill and patience to locate and understand parameter settings, which can lead to errors and stress.
Innovation Solution
The implementation of bar-type parameter adjustment elements, such as sliders, that present input and read-out values on a vertical sliding track, allowing users to intuitively visualize parameter values and their limits, reducing cognitive load and error risk by providing a clear overview of multiple parameters simultaneously.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If traditional number-based parameter displays are used, then comprehensive treatment parameters can be shown, but the interface becomes complex and intimidating, making it difficult for users to locate and understand settings
Solution Approach 1:
The patent uses color-coded bar elements to represent different parameter categories (e.g., blue for blood flow, red for pressure). Each bar's color provides immediate visual categorization, allowing users to quickly identify and understand parameter groups without reading numerical values or labels, thus resolving the contradiction between showing comprehensive parameters and maintaining ease of operation
Solution Approach 2:
The patent transforms traditional one-dimensional numerical displays into two-dimensional visual bars with varying lengths, colors, and positions. This dimensional transformation allows comprehensive parameter information to be displayed in a visually intuitive format where the vertical position on the gradient scale immediately conveys parameter magnitude, eliminating the need for users to interpret numbers and locate settings among crowded displays
2Measurement precision
If detailed numerical parameter values are displayed, then precise treatment information is provided, but users require significant brain processing power to interpret relative values and their meaning
Solution Approach 1:
The patent replaces the mechanical cognitive process of numerically interpreting and comparing parameter values with a visual perception system. The human visual system naturally perceives length differences and color gradients without cognitive effort, allowing users to immediately understand parameter magnitudes and relationships by simply looking at bar lengths and positions on the gradient scale, thus eliminating the need for significant brain processing power while maintaining precise measurement information
Solution Approach 2:
The patent employs a gradient color scale where colors transition from cool (low values) to warm (high values). This color encoding provides an additional visual dimension that reinforces numerical precision information, allowing users to instantly grasp parameter magnitude and relative comparisons through color perception rather than numerical analysis, significantly reducing cognitive processing requirements
3Adaptability or versatility
If multiple parameter adjustment controls are distributed across the interface, then comprehensive control is available, but users require skill and patience to locate each parameter setting
Solution Approach 1:
The patent merges multiple distributed parameter controls into a unified visual display where all parameter bars are presented together in a single consolidated view. Each bar represents a complete parameter control element with its adjustment mechanisms integrated into the bar structure itself, allowing users to access and adjust all parameters from one location rather than searching across multiple interface areas, thus eliminating the time loss while maintaining comprehensive control capability
Solution Approach 2:
The patent reorganizes distributed parameter controls into a vertical gradient dimension where all parameters are aligned along a common scale. This spatial reorganization allows users to locate and compare all parameters simultaneously in a single visual field, transforming the search task from navigating across horizontal interface space to simply observing vertical bar positions, significantly reducing the time and skill required to locate settings while preserving full parameter adjustability
Data Source
AI summary
Graphical user interfaces for use with extracorporeal blood treatment systems may include one or more bar-type parameter adjustment elements. The bar-type parameter adjustment elements may be used to ascertain and adjust one or more parameters related to one or more processes performed by the extracorporeal blood treatment systems. The bar-type parameter adjustment element may include a bar element extending from a first end representative of a lower value for an associated parameter to a second end representative of an upper value for the associated parameter, and an indicator element located along the bar element indicating the present value of the associated parameter.