High-Resolution Shear Wave Imaging of the Human Cornea Using a Dual-Element Transducer
Abstract
:1. Introduction
2. Materials and Methods
2.1. Dual-Element Transducer
2.2. Experimental Setup for HR-SWI
2.3. Timing Diagram
2.4. Scanning Scheme
2.5. Lamb Wave Empirical Young’s Modulus Estimation
2.6. Performace of HR-SWI
2.7. Gelatin Phantom
2.8. Human Corneal Samples
3. Results
4. Discussion
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Methodology | Shear Modulus (kPa) | IOP (mmHg) | Reference |
---|---|---|---|
Inflation test | 2 55.6–123.9 | No | [40] |
Atomic force microscopy | 2 1.79–27.39 | No | [41] |
Nanoindentation | 10.21–269.01 | No | [42] |
1 ARFEM | 0.5–1.67 | 20 | [43] |
Needle indentation | 0.75–1.75 | 50 | [44] |
The present study | 3.71–19.33 | No |
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Chen, P.-Y.; Shih, C.-C.; Lin, W.-C.; Ma, T.; Zhou, Q.; Shung, K.K.; Huang, C.-C. High-Resolution Shear Wave Imaging of the Human Cornea Using a Dual-Element Transducer. Sensors 2018, 18, 4244. https://doi.org/10.3390/s18124244
Chen P-Y, Shih C-C, Lin W-C, Ma T, Zhou Q, Shung KK, Huang C-C. High-Resolution Shear Wave Imaging of the Human Cornea Using a Dual-Element Transducer. Sensors. 2018; 18(12):4244. https://doi.org/10.3390/s18124244
Chicago/Turabian StyleChen, Pei-Yu, Cho-Chiang Shih, Wei-Chen Lin, Teng Ma, Qifa Zhou, K. Kirk Shung, and Chih-Chung Huang. 2018. "High-Resolution Shear Wave Imaging of the Human Cornea Using a Dual-Element Transducer" Sensors 18, no. 12: 4244. https://doi.org/10.3390/s18124244