User Manual

Table Of Contents
Events Possible adverse effects
Others Venous trauma (e.g., perforation, dissection,
erosion, rupture)
Tissue necrosis
Device related
Casing migration Pain, discomfort
Component failure Complications and mortality due to inability to
deliver appropriate and intended therapy, surgi-
cal intervention to remove/replace the device
Myopotential sensing Oversensing
Sensing circuit inhibition, reversion to backup
mode, or other failures due to electromagnetic
interference
Inappropriate functioning
Early battery depletion Complications and mortality due to inability to
deliver appropriate and intended therapy, surgi-
cal intervention to remove/replace the device
Leads related
Arrhythmia at implantation Extrasystoles, tachycardia, ventricular/atrial fib-
rillation
Cardiac perforation Intermittent or continuous loss of pacing and/or
sensing
Muscle or phrenic stimulation
Cardiac tamponade, fluid accumulation
Contamination, inflammation Pocket infection, endocarditis, septicaemia
may become necessary to perform surgical in-
tervention, to remove the device and/or the
lead
Lead displacement, migration, conductor frac-
ture or incorrect lead implantation
Intermittent or continuous loss of pacing and/or
sensing
Lead insulation rupture or abrasion Pectoral and other muscular stimulation, sud-
den fall in impedance, loss of efficacy of pac-
ing, early battery depletion
Lead tip perforation and/or breakage by over-
torquing
Intermittent or continuous loss of pacing and/or
sensing
Myocardial trauma Chest pain, cardiac wall perforation, arrhyth-
mias, formation of clot at injury site, bleeding,
embolism, pericardial effusion or rub, endo-
carditis
Threshold elevation Loss of capture
Phrenic elevation Pain, discomfort
Others Heart block
Valvular damage (particularly in fragile hearts)
Tachyarrhythmias, which include acceleration
of arrhythmias (caused by the device) and ear-
ly, recurrent atrial fibrillation
General
Others Death
Electrolyte imbalance/dehydration
Pain, inaesthetic scar
Vasovagal syncope
3. CONTRAINDICATIONS AND ADVERSE EVENTS
14 ALIZEA – UA10414A