Google Glass taking image of RDT @ACSNANO |
A Google Glass-based platform has been shown to detect human immunodeficiency
virus (HIV) and prostate-specific antigen (PSA). Since its limited availability
to public, Google Glass has been used for variety of
applications.
The GoogleGlass is famous for a voice-controllable hands-free computing system that can perform imaging
and video-recording tasks. In addition, various wireless technologies including
Bluetooth and Wi-Fi are available in it. It can access internet and
determine location information via global positioning systems (GPS) and/or
triangulation through cellular service provider towers.
Google Glass @ACSNANO |
The details of
recently demonstrated Google Glass-based rapid diagnostic test (RDT) reader
platform has been published in American Chemical Society journal ACSNANO by a group of scientists from
University of California, LA, USA. This platform was used in lateral flow
immunochromatographic assays that are important in biomedical diagnostic tests.
Without using
any external optical hardware, the custom-written Glass application can take images of one or more RDTs labeled with QR codes in the lateral flow assay
stripes developed for particular analytes using the built-in camera of the
Glass. It then digitally transmits the images to a remote server for
processing. The RDTs to be imaged can be either held in the user's hand or laid
flat on a surface during imaging process. These digital test images are automatically processed to
create a quantitative diagnostic result, which is then returned to the Google
Glass user and stored with the RDT image and other related information on a
central server providing review of diagnostics results via a world map through
geo-tagged data.
This wearable
computational platform like Google Glass allows for rapid hands-free imaging and processing of
any number of RDTs. Such platforms would be very useful for disease and medical condition
testing and monitoring in remote locations like places in Nepal, disaster relief areas, or
quarantine zones especially in resource limited settings. Once this new application is fully optimized, it has a reasonably good potential for epidemiology and mobile-health applications. It may also be used in providing
real-time spatiotemporal tracking of various diseases and personal medical
conditions through a rapid hands-free and high-throughput imaging interface.
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