37
36
select the appropriate trial humeral implant. For example,
if the initial distal reaming was carried out using the 12
mm reamer and proximal reaming was carried out using
the size 1 proximal reamer, select monobloc humeral trial
epiphysis number 1 with diameter 12 mm. mount the trial
implant on the humeral implant driver and drive it down
the intramedullary canal.
The implant orientation should be checked using the
orientation pin placed in the implant driver handle. The
pin should be placed in the same retroversion position
used to position the cutting guide, i.e. close to 0°
retroversion. The orientation pin should then be aligned
with the forearm axis and the trial implants driven down
(Figure 68).
impact the trial implant by gently hammering the
implant driver handle and remove the driver, leaving the
trial implant in place (Figure 69). The driver is detached
by pushing on the blue button.
humERAL TRiAL impLANT iNsERTioN
cEmENTED moNoBLoc humERAL impLANTs
mAKE
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RE
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usi
N
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Th
E DED
ic
A
TED
iN
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um
ENT
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Fo
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Em
ENTED
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oc
imp
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s
Figure 68
Figure 69