User Manual

172 Lumax Technical Manual
The dual-chamber Lumax 500/540 variants (Lumax 500 DR-T,
and Lumax 540 DR-T) of ICDs are intended to operate for more
than 6 years under normal use. Table 42
provides longevity
estimates for these devices. The table provides several different
support scenarios. It is assumed that the shocks are equally
spaced throughout the life of the ICD.
Table 42 Lumax DR-T Longevity Estimates
Pacing Support
Device Shocks per
year
0% 15% 50% 100%
4 7.9 7.5 6.7 5.8
8 6.7 6.4 5.8 5.2
500 DR-T
12 5.9 5.6 5.2 4.6
4 8.3 7.9 7.1 6.2
8 6.8 6.5 6.0 5.4
540 DR-T
12 5.8 5.6 5.2 4.7
The Lumax 540 VR-T DX ICDs are intended to operate for more
than 6 years under normal use. Table 43
provides longevity
estimates for these devices. The table provides several different
support scenarios. It is assumed that the shocks are equally
spaced throughout the life of the ICD.
Table 43 Lumax VR-T DX Longevity Estimates
Pacing Support
Device Shocks per
year
0% 15% 50% 100%
4 8.3 8.1 7.6 7.1
8 6.8 6.6 6.4 6.0
540 VR-T
DX
12 5.8 5.7 5.4 5.2
The Lumax 500/540 HF-T variants of ICDs are intended to
operate for more than 6 years under normal use. Table 44
provides longevity estimates for these devices with Greatbatch
batteries. The table provides several different support scenarios.
It is assumed that the shocks are equally spaced throughout the
life of the ICD.