Sirona SIROEndo Notice D'utilisation page 74

9 "What should I do if..."
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Cause
There is still some pulp residue in the
root canal.
The current could flow across a
metal denture.
The current could flow through a
proximal surface infected with caries.
Pus may be located on the apex.
This can make measurement impos-
sible.
It may be necessary to dry the inte-
rior of the root canal.
The file clamp or the cables of the
clamp or the mucosal electrode are
defective.
The apex is larger than 0.4 mm.
Incomplete apex.
Renewed treatment of the root canal
with silver filling tips.
Presence of large lateral canals or
larger branchings between the
canals.
The root canal may e.g. be blocked
by lime deposits or dentine chips.
Broken file tip in the root canal.
Operating Instructions SIROEndo
Solution
Remove the pulp residue.
Avoid contact or insulate with tem-
porary filling material.
Remove lesion or insulate.
Use a different measuring method if
possible.
Moisten the canal slightly e.g. with
EDTA or Oxydol.
Check contacts.
Use a different measuring method if
possible.
Use a different measuring method if
possible.
Use a different measuring method if
possible.
Use a different measuring method if
possible.
Remove blocking particles as com-
pletely as possible.
Remove the file tip.
60 78 104 D 3488
D 3488.201.01.07.02 11.2009