Modular Assay Reader With Barcode Capture and Result Transmission
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Solution Overview
Problem
Existing immunoassay devices lack simplicity, reliability, and efficient data transmission capabilities, leading to potential errors and non-compliance with documentation standards, especially in portable and non-clinical settings.
Innovation Solution
A modular assay reader device with interchangeable modules, including a barcode scanner and network connectivity, that automatically processes and transmits test results to remote databases, ensuring compliance and reducing user input through customizable operation modes and barcode scanning.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual data entry and result documentation are required, then user control and flexibility are improved, but human error and non-compliance with documentation standards increase
Solution Approach 1:
The system automatically performs data documentation and compliance verification without requiring manual user input. The automated system serves itself by capturing test results, associating them with patient information, and verifying compliance with documentation standards, thereby eliminating human error while maintaining operational simplicity
Solution Approach 2:
The system provides real-time feedback to users regarding compliance status. When documentation standards are not met, the system alerts the user and prevents result transmission until compliance is achieved, ensuring reliability without compromising ease of operation through a user-friendly interface
2Reliability
If automated result transmission to remote databases is implemented, then compliance and data accuracy are improved, but device complexity and connectivity requirements increase
Solution Approach 1:
The system is divided into modular components: a core assay reading function and an optional automated transmission module. This segmentation allows the basic device to remain simple while providing advanced automated data transmission capabilities when needed, without requiring all devices to have complex connectivity built-in
Solution Approach 2:
The system uses an intermediary communication protocol and standardized data format to bridge the assay reader and remote databases. This intermediary layer simplifies connectivity requirements by providing a universal interface that handles complex database interactions without increasing the complexity of the core device
3Reliability
If barcode scanning and automated patient identification are used, then human error is reduced, but ease of operation and user input requirements increase
Solution Approach 1:
Patient identification information is pre-associated with barcodes or RFID tags on test kits or patient wristbands. The system automatically scans and retrieves this information before the test is performed, eliminating the need for manual data entry and reducing user input steps while maintaining high reliability
Solution Approach 2:
The barcode scanning function is integrated directly into the assay reader device, combining the identification and testing processes into a single unified operation. This merging eliminates separate manual data entry steps and streamlines the workflow, improving ease of operation while maintaining accuracy
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
The device provides rapid, reliable, and compliant test results with reduced human error, enabling seamless integration with electronic medical records and public health databases, facilitating real-time data analysis and compliance with healthcare standards.
Implementation Method 1
an optical sensor positioned to detect changes in optical characteristics of an assay following application of a biological sample to the assay, the optical sensor configured to generate a signal indicating the detected changes in optical characteristics of the assay
Data Source
AI summary
Certain aspects relate to systems and usage techniques for modular lateral flow assay reader devices that can receive a number of different modules having a barcode scanning input device and optional network connectivity capabilities. A barcode scanning module can provide a simple input method that reduces errors compared to manual data entry. A network connectivity module can enable transmission of test results over a public network for standardizing, tracking and electronically connecting test results from assay reader devices located throughout a network. Such devices can programmatically implement a simplified workflow whereby pressing a single button readies the device for imaging, analyzing, and data storage/transmission and, in some implementations, configures the device to operate in one of a plurality of device operation modes.