Integra MAYFIELD Infinity XR2 Manual De Instrucciones página 14

6. Increase Skull Clamp force by advancing the Torque Screw to a desired setting, indicated on the
visual readout, then back off one quarter turn.
NOTE: The Torque Screw provides the surgeon with a visual display of the clamping
force applied. Each scribed line indicates a 20 lbs. (89 N) increment of force. Refer to
Table 2 below:
Table 2 Torque Screw Line Indicator/Clamping Force
NOTE: To achieve independent fixation for adults, it is recommended that a
minimum of 60 lbs. (267 N) of force be applied by the Skull Clamp. An additional
force range reaching 80 lbs. (356 N) is available if desired.
Never exceed 80 lbs. (356 N) of force.
Torque Screw
Line Indicator
1
2
3
4
WARNING!
Figure 9 Standard Torque Screw (439A1095)
Page 12
Clamping
Force
=
20 lbs. (89 N)
=
40 lbs. (178 N)
=
60 lbs. (267 N)
=
80 lbs. (356 N)