60 78 104 D 3488
32
D 3488.201.01.07.02
11.2009
9 "What should I do if..."
Operating Instructions SIROEndo
There is still some pulp residue in the
root canal.
Remove the pulp residue.
The current could flow across a
metal denture.
Avoid contact or insulate with tem-
porary filling material.
The current could flow through a
proximal surface infected with caries.
Remove lesion or insulate.
Pus may be located on the apex.
This can make measurement impos-
sible.
Use a different measuring method if
possible.
It may be necessary to dry the inte-
rior of the root canal.
Moisten the canal slightly e.g. with
EDTA or Oxydol.
The file clamp or the cables of the
clamp or the mucosal electrode are
defective.
Check contacts.
The apex is larger than 0.4 mm.
Use a different measuring method if
possible.
Incomplete apex.
Use a different measuring method if
possible.
Renewed treatment of the root canal
with silver filling tips.
Use a different measuring method if
possible.
Presence of large lateral canals or
larger branchings between the
canals.
Use a different measuring method if
possible.
The root canal may e.g. be blocked
by lime deposits or dentine chips.
Remove blocking particles as com-
pletely as possible.
Broken file tip in the root canal.
Remove the file tip.
Cause
Solution
