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Fig. 3 | BMC Oral Health

Fig. 3

From: Root canals shaped by nickel-titanium instrumentation with automated computerized numerical control systems

Fig. 3

Overlapping images before and after root canal preparation and the measurement of central axis and curvature a the overlapping images of experiment. Yellow outline: outline of root canal before canal preparation. Red outline: outline of root canal after canal preparation; b the schematic diagram of central axis; c the schematic diagram of curvature). Black line: The central axis of the root canal before preparation. Red line: The central axis of the root canal after preparation

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BMC Oral Health

ISSN: 1472-6831

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