Removing Fixation Pins; Removing Quintex® Implants - B. Braun Aesculap Spine Quintex SC420R Gebrauchsanweisung/Technische Beschreibung

2.3.7

Removing fixation pins

The instrument for fixation pins D is used to remove temporary fixation
pins C.
►
Attach the instrument for fixation pins D onto the fixation pin C.
– To do this, pull back the outer sleeve 10 of the instrument for fixa-
tion pins D.
– To secure the fixation pin C release outer sleeve 10 of the instru-
ment for fixation pins D.
The outer sleeve 10 is then pushed forward by a spring mechanism.
►
Pull the fixation pin C out of the vertebral body.
►
To release the fixation pin C from the instrument for fixation pins D:
Pull back outer sleeve 10 fully and take out fixation pin C from instru-
ment for fixation pins D.
2.3.8 Removing Quintex® implants
Note
Quintex® implants must only be removed with Quintex® instruments.
►
To remove an implanted Quintex® screw, insert the tip of the screw
driver M fully into the screw head 7.
►
When unscrewing the Quintex® screw with the screwdriver M main-
tain a mild axial pressure on the screw.
►
Turn the screwdriver M counterclockwise to release the Quintex®
screw.
CAUTION
Damage to the screw extraction instrument and Quintex® screw
through improper use!
The screw extraction instrument is only to be used to remove already
free spinning Quintex® screws of which the screw heads do not auto-
matically snap out of the screw hole or slot of the Quintex® plate.
►
Never use the screw extraction instrument to insert Quintex®
screws.
CAUTION
Damage to the screw after removing the free turning Quintex® screw!
The screw extraction instrument damages the screw locking ring!
►
No not reuse the screw after using the screw extraction instru-
ment.
►
Use a new screw.
Note
The thread on the tip of the screw extraction instrument is a left-hand
thread.
►
If the screw head 7 of the free turning Quintex® screw does not auto-
matically snap out of the hole or slot in the Quintex® plate 1 use screw
extraction instrument N instead of screwdriver M.
►
Insert the screw extraction instrument N as far as possible into the
screw head 7.
►
Turn the left-hand thread on the tip of the screw extraction
instrument 9 counterclockwise into the screw head 7 as far as possible.
►
Quintex® screw is removed from the hole or slot of the Quintex® plate
by pulling and turning the instrument counterclockwise at the same
time.
►
If you encounter difficulties removing the Quintex® screw from the
screw extraction instrument, use holding forceps P as a counter torque.
N
9
7
7
1
a
Fig. 20
Legend
a Screw extraction instrument N before insertion in screw head 7
b Screw extraction instrument N inserted as far as it will go in the screw
head 7, however not yet screwed in
c Screw extraction instrument N fully screwed into the screw head 7
counterclockwise
N
7
9
b c
en
N
9
9