Bar-Type Parameter Adjustment Elements for Blood Treatment Interfaces
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Solution Overview
Problem
Medical treatment apparatus graphical user interfaces are often complex and intimidating, making it difficult for users to understand and adjust settings related to extracorporeal blood treatments, leading to potential errors and increased stress.
Innovation Solution
The implementation of bar-type parameter adjustment elements, or sliders, which visually represent parameter values on a sliding track, allowing users to intuitively adjust and confirm settings without lifting their fingers, reducing cognitive load and error risk.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional number-based parameter adjustment interfaces are used, then precise parameter control is achieved, but user understanding and operation become overly complex and intimidating
Solution Approach 1:
The patent uses color-coded bar elements to represent different parameter types (e.g., blue for fluid-related parameters, red for temperature). This visual coding system allows users to quickly understand parameter categories and relationships without processing numerical data, while still maintaining precise control through the bar interaction mechanism.
Solution Approach 2:
The patent transforms one-dimensional numerical input into two-dimensional visual bar representations. Parameters are displayed as vertical bars with varying heights corresponding to their values, allowing users to comprehend multiple parameters simultaneously through spatial arrangement rather than processing scattered numbers.
2Loss of information
If multiple parameters are displayed as scattered numbers across the interface, then comprehensive parameter information is provided, but locating and adjusting parameters requires skill and patience
Solution Approach 1:
The patent segments the interface into distinct parameter regions, each represented by a separate bar element. Related parameters are grouped together spatially (e.g., pre-bloodline and post-bloodline pressures in different sections), allowing users to locate and adjust specific parameters without searching through a crowded numerical display.
Solution Approach 2:
The patent organizes parameters in a two-dimensional spatial layout where each bar's position, height, and color encode different parameter attributes. This spatial organization allows comprehensive parameter information to be displayed in an intuitive grid-like structure rather than scattered numerically across the interface.
3Loss of information
If numerical values are displayed for all parameters, then complete parameter data is shown, but cognitive processing load increases and errors increase
Solution Approach 1:
The patent uses color coding to categorize parameters visually (e.g., blue bars for fluid parameters, red for temperature), allowing users to understand parameter types and relative values through color perception rather than numerical processing. This reduces cognitive load while maintaining complete parameter information display.
Solution Approach 2:
The patent creates visual copies of parameter values in the form of bar heights and colors, which serve as intuitive representations of the underlying numerical data. Users interact with these visual copies rather than raw numbers, reducing processing complexity while preserving complete parameter information.
4Ease of operation
If traditional adjustment controls are used, then parameter adjustment functionality is achieved, but user stress and error risk increase due to interface complexity
Solution Approach 1:
The patent uses color-coded bars to provide immediate visual feedback about parameter states and relationships. This visual system reduces user stress by making parameter interrelationships obvious without requiring complex numerical analysis, thereby reducing adjustment errors.
Solution Approach 2:
The patent implements immediate visual feedback through the bar representation system, where adjusting one parameter's bar automatically updates related bars to show the effects of the change. This real-time visual feedback helps users understand parameter relationships and avoid erroneous adjustments.
Data Source
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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 be scaled such that midpoint of the bar-type parameter adjustment element is representative of a reference value.