Dentsply Maillefer PROPEX II Mode D'emploi page 10

2) Apical Zone
The apical zone is divided into 10 segments graduated from 0.9 to 0.0 (apex) as visual
information of file progression.
When the apex is reached, the cursor shows "APEX" and a solid tone is emitted.
Beginning of Apical Middle of Apical Zone Apical position
Zone
Once apex is reached, it is recommended to subtract 0.5 mm to determine the working
length for shaping
3) Over-instrumentation
A red segment and a warning signal indicate that the file has passed the Apex. The
cursor on the tooth icon shows "OVER".
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