Table 1.
Most common customer-requested features for a lateral flow assay reader and corresponding features of the new Tidbit.
| User-requested features | Corresponding design goals |
| Ease and convenience of operation | User can use their own smart device; automatic analysis at optimal time; results displayed in easy-to-read visual; can be powered by internal rechargeable battery or alternating current adapter |
| Quantitative read out | High accuracy imaging algorithm; result output in numbers with units or qualitatively |
| Automatic electronic documentation of results | Saves data on user's smart device; results can be sent to physician |
| Higher sensitivity | Highly optimized sensor; ability to incorporate fluorescence and other detection labels |
| Objective interpretation of results | Raw image data stored |
| Use of reader in quality control for strip manufacturing | Rapid test time allows high throughput; stand-alone portable reader; automatic checks for test strip validity |
| Handheld format and mobility | Small format reader; portable |
| Operational robustness | Repeatable testing process; protected data; automatic checks for result validity; data assigned a time, date, and patient ID |
| Physical robustness | Can be used in any lighting conditions |
| Audio or visual display of results | Visual display of progress and results |
| Connectivity to data management system | Wireless connectivity to any Wi-Fi-enabled device |
| Hard copy of test results | Stored results can be shared and printed |
| Compatibility with clinical workflow and systems | Easy incorporation into clinical systems |
| Stand-alone reader | Rechargeable battery power; works with any smart device |
| Batch/calibration data management system | Automatically builds secure database of results on smart device being used |
| Low price | Integrated flexibility—any cassette format can be used and any detection label can be read |
| Appealing design | Convenient shape and feel; trendy and professional design |
| Fast read out | Imaging and analysis takes only a few seconds |
| Wireless data transfer | Standard feature |
| Compatibility with unique cassette format | Standard feature |
| Compatibility with unique label | Ability to incorporate fluorescence and other detection labels |
| Available professional software | Standard feature |
| Compatibility with different tests and formats | Standard feature |
| Multiplexing | Can analyze multiplex signals |