3)
Press the
main
switch
and turn the
unit on.
Check
the
display and make sure the apical constriction bar is flashing
*
Attach the file
holder to the file only after the
main
Switch
has been turned
on.
( Accurate
measurement is
not possible if the main switch
is turned
on after the file
holder has been attached to a file already inserted
ina
tooth. )
Now insert a file into the tooth.
4)
Fasten the file holder onto the metal part of the file in the
5)
tooth.
File
File Holder
Cutting Part
*& Do not clip
holder here.
Insert the file (in
most cases size
10 ) until the meter reads
0.5
mm.
Then
advance
the
file with
slow clockwise
turn
until the word “ APEX ” will begin to flash.
When
the
apex
is
reached
turn
the
file
with
slow
counterclockwise turn until meter reads 0.5 mm again.
Since some canals have multiple constrictions it is essential
that the
file
be
taken
to
the
apex then
returned
to
the
apical constriction to insure that the meter is registering
the apical constriction.
Position the rubber marker on the
of the tooth as a reference point to determine the
ranal's working length.
:
Read
section
on
Advanced
Trouble
-
Shooting
for
using advanced techniques to obtain working
length.
Main Switch
Push On
Push Off
Apical Constriction Indicator Bar
@® Press with thumb in
direction of arrow.
®@
onto file.
® Release.
Rubber Marker
File Holder