Cell Phone-Based Biomedical Devices
Author Information
Author(s): Zachary J. Smith, Kaiqin Chu, Alyssa R. Espenson, Mehdi Rahimzadeh, Amy Gryshuk, Marco Molinaro, Denis M. Dwyre, Stephen Lane, Dennis Matthews, Sebastian Wachsmann-Hogiu
Primary Institution: University of California Davis
Hypothesis
Can cell phone attachments be developed to function as low-cost biomedical devices for microscopy and spectroscopy?
Conclusion
The study successfully demonstrates that cell phone attachments can be used to create effective low-cost biomedical devices for imaging and spectroscopy.
Supporting Evidence
- The cell phone microscope achieved a resolution of 1.5 microns.
- The spectrometer can achieve a spectral resolution of approximately 5 nm.
- Images from the cell phone microscope were comparable to those from commercial microscopes.
Takeaway
This study shows that you can turn a regular cell phone into a microscope and a spectrometer, which can help doctors look at blood samples and other things without needing expensive equipment.
Methodology
The study involved constructing a microscope and spectrometer by adding simple attachments to a cell phone camera and testing their performance on biological samples.
Limitations
The devices may not achieve the same performance as commercial instruments and have limitations in resolution and light collection efficiency.
Digital Object Identifier (DOI)
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