Research Article
Sensing of Tooth Microleakage Based on Dental Optical Coherence Tomography
Table 1
Comparison of secondary caries detection methods.
| Methods | Type | Descriptions |
| Radiography [18ā20] | In vivo | (1) Limited spatial resolution (2) Radioactive |
| Dental probe [21] | In vivo | (1) Limited spatial resolution (2) No image |
| Dental computed tomography [9] | In vivo | (1) Limited spatial resolution (2) Radioactive (3) Expensive |
| Laser fluorescence spectrometer [22, 23] | In vitro | (1) In vitro experiment (2) Biomarker is necessary |
| SS-OCT [17] | In vivo | (1) High space resolution (2) Real-time images (3) Nonradioactive (4) Dental probe was developed (5) 3D image reconstruction is available |
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