Dentsply Maillefer PROPEX II, User Manual

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# Problem Possible cause Solution
5. The root canal may be
blocked by the remnants
of a medication (e.g.
calcium hydroxide).
5. Completely remove the
remnants prior to use.
6. Root canal is extremely
dry.
6. Rinse the root canal
with NaCl solution. Dry
the access cavity with a
cotton pellet/ air-blower.
7. The selected file is too
small for a large root
canal.
7. If there is no parietal
contact use larger ISO
size file.
Important: exactly fitting
files lead to precise
results.
8. Electronic malfunction. 8. Contact your distributor
8 Display reaction is
over-sensitive:
apex/over is activated
before it is reached.
1. Short circuit due to
excess liquid (irrigation
solution, saliva, blood) in
the pulp chamber.
1. Dry the access cavity
with a cotton pellet / air-
blower. In case of
excess bleeding wait
until it has stopped.
2. A direct contact of the
file with the gingiva or
gingival proliferations,
e.g. a fractured metal
crown.
2. For isolation:
- adequate preparation
filling.
- use a rubber dam.
3. A direct contact of the
file with metal
restorations (crown,
parapulpal post,
amalgam filling).
3. Isolate the file by
placing 2-3 silicone
stoppers on it or insert
the file in a small
polyvinyl tube before
use.
9. Disposal of the Product
PLEASE DO NOT THROW AWAY!
This product and all its components must be recycled through your
supplier.