| Pacemaker . | Dual-chamber ICD . | ICD–CRT . |
|---|---|---|
| Technical data | Technical data | Technical data |
| Elective replacement indicator | Elective replacement indicator | Elective replacement indicator |
| A and/or V lead impedance <200 Ω and >3000 Ω | A and/or V lead impedance <250 Ω and >1500 Ω | A, right and left V lead impedance <250 Ω and >1500 Ω |
| Increased ventricular threshold ≥4.8 V | Shock impedance <25 Ω and >110 Ω | Biventricular pacing lead impedance <200 Ω and >750 Ω |
| Disabled ventricular capture control | Abnormal system status | Shock impedance <25 Ω and >110 Ω |
| Reduced P or R wave sensing by 50% of safety margin | Arrhythmias episodes dignostic | Abnormal system status |
| Heart Rhythm | VT1, VF, and SVT detection | Arrhythmias episodes diagnostic |
| MS episode duration ≥10% (2, 5 h) | 30 J ineffective shock | VT1, VF, and SVT detection |
| V run (4–8 consecutive VES) | Heart rhythm | 30 J ineffective shock |
| Unsustained VT (>8 consecutive VES) | MS episode duration ≥10% (2, 5 h) | CHF diagnostics |
| V intrinsic rhythm <90% | % CRT pacing <90% | |
| Mean VES/h >100 | MS episode duration ≥10% (2, 5 h) | |
| Mean V rate at rest >80 bpm | ||
| Mean VES/h >100 |
| Pacemaker . | Dual-chamber ICD . | ICD–CRT . |
|---|---|---|
| Technical data | Technical data | Technical data |
| Elective replacement indicator | Elective replacement indicator | Elective replacement indicator |
| A and/or V lead impedance <200 Ω and >3000 Ω | A and/or V lead impedance <250 Ω and >1500 Ω | A, right and left V lead impedance <250 Ω and >1500 Ω |
| Increased ventricular threshold ≥4.8 V | Shock impedance <25 Ω and >110 Ω | Biventricular pacing lead impedance <200 Ω and >750 Ω |
| Disabled ventricular capture control | Abnormal system status | Shock impedance <25 Ω and >110 Ω |
| Reduced P or R wave sensing by 50% of safety margin | Arrhythmias episodes dignostic | Abnormal system status |
| Heart Rhythm | VT1, VF, and SVT detection | Arrhythmias episodes diagnostic |
| MS episode duration ≥10% (2, 5 h) | 30 J ineffective shock | VT1, VF, and SVT detection |
| V run (4–8 consecutive VES) | Heart rhythm | 30 J ineffective shock |
| Unsustained VT (>8 consecutive VES) | MS episode duration ≥10% (2, 5 h) | CHF diagnostics |
| V intrinsic rhythm <90% | % CRT pacing <90% | |
| Mean VES/h >100 | MS episode duration ≥10% (2, 5 h) | |
| Mean V rate at rest >80 bpm | ||
| Mean VES/h >100 |
A, atrial; CRT, cardiac resynchronization therapy; MS, mode switch; SVT, supraventricular tachycardia; V, ventricular; VES, ventricular extrasistole; VF, ventricular fibrillation; VT, ventricular tachycardia.
| Pacemaker . | Dual-chamber ICD . | ICD–CRT . |
|---|---|---|
| Technical data | Technical data | Technical data |
| Elective replacement indicator | Elective replacement indicator | Elective replacement indicator |
| A and/or V lead impedance <200 Ω and >3000 Ω | A and/or V lead impedance <250 Ω and >1500 Ω | A, right and left V lead impedance <250 Ω and >1500 Ω |
| Increased ventricular threshold ≥4.8 V | Shock impedance <25 Ω and >110 Ω | Biventricular pacing lead impedance <200 Ω and >750 Ω |
| Disabled ventricular capture control | Abnormal system status | Shock impedance <25 Ω and >110 Ω |
| Reduced P or R wave sensing by 50% of safety margin | Arrhythmias episodes dignostic | Abnormal system status |
| Heart Rhythm | VT1, VF, and SVT detection | Arrhythmias episodes diagnostic |
| MS episode duration ≥10% (2, 5 h) | 30 J ineffective shock | VT1, VF, and SVT detection |
| V run (4–8 consecutive VES) | Heart rhythm | 30 J ineffective shock |
| Unsustained VT (>8 consecutive VES) | MS episode duration ≥10% (2, 5 h) | CHF diagnostics |
| V intrinsic rhythm <90% | % CRT pacing <90% | |
| Mean VES/h >100 | MS episode duration ≥10% (2, 5 h) | |
| Mean V rate at rest >80 bpm | ||
| Mean VES/h >100 |
| Pacemaker . | Dual-chamber ICD . | ICD–CRT . |
|---|---|---|
| Technical data | Technical data | Technical data |
| Elective replacement indicator | Elective replacement indicator | Elective replacement indicator |
| A and/or V lead impedance <200 Ω and >3000 Ω | A and/or V lead impedance <250 Ω and >1500 Ω | A, right and left V lead impedance <250 Ω and >1500 Ω |
| Increased ventricular threshold ≥4.8 V | Shock impedance <25 Ω and >110 Ω | Biventricular pacing lead impedance <200 Ω and >750 Ω |
| Disabled ventricular capture control | Abnormal system status | Shock impedance <25 Ω and >110 Ω |
| Reduced P or R wave sensing by 50% of safety margin | Arrhythmias episodes dignostic | Abnormal system status |
| Heart Rhythm | VT1, VF, and SVT detection | Arrhythmias episodes diagnostic |
| MS episode duration ≥10% (2, 5 h) | 30 J ineffective shock | VT1, VF, and SVT detection |
| V run (4–8 consecutive VES) | Heart rhythm | 30 J ineffective shock |
| Unsustained VT (>8 consecutive VES) | MS episode duration ≥10% (2, 5 h) | CHF diagnostics |
| V intrinsic rhythm <90% | % CRT pacing <90% | |
| Mean VES/h >100 | MS episode duration ≥10% (2, 5 h) | |
| Mean V rate at rest >80 bpm | ||
| Mean VES/h >100 |
A, atrial; CRT, cardiac resynchronization therapy; MS, mode switch; SVT, supraventricular tachycardia; V, ventricular; VES, ventricular extrasistole; VF, ventricular fibrillation; VT, ventricular tachycardia.
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