Charak DDDR
Charak DDDR Pacemaker Model 747R
Specifications:
General parameter:
- Pacing Modes:
DDD,VDD,DDI,DVI,DOO,VVI,VVT,VOO,AAI,AAT,AOO,DDDR,VDDR,DDIR,DVIR,DOOR,VVIR,VOOR,VVTR,AAIR,AOOR,AATR,OAO,OVO,ODO,OFF - Basic Rate: From 30 BPM to 120 BPM in steps of 2 BPM.
- Upper Tracking Rate (Sensor Rate) : From 80 BPM to 180 BPM in steps of 2 BPM.
- Upper Triggering Rate: From 80 BPM to 180 BPM in steps of 2 BPM. (Behavior will be Wenckebach)
- Minimized Ventricle Pacing.
- A-Tachy Response.
- Rate Smoothing in AT.
- Safety Polarity Switch.
- Magnet Response.
- Noise Detection.
- High Rate Temporary programming.
Atrial Parameters:
- Pulse Width: From 0.07 ms and 0.1 ms to 1.5 ms in steps of 0.1 ms.
- Amplitude: From 0.2 V to 7.5 V.
- Pacing Polarity : Unipolar /Bipolar.
- Sensitivity: 0.2, 0.6, 1.0, 1.4, 2.2, 3.0, 3.8, 4.6 mV
- Sensing Polarity: Unipolar/Bipolar
- Refractory Period: From 200 ms to 500 ms in steps of 25 ms
- PVARP : From 200 ms to 500 ms in steps of 25 ms
Ventricular Parameters:
- Pulse Width: From 0.07 ms and 0.1 ms to 1.5 ms in steps of 0.1 ms.
- Amplitude: From 0.2 V to 7.5 V.
- Pacing Polarity : Unipolar /Bipolar
- Sensitivity: 0.5, 1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5 mV
- Sensing Polarity: Unipolar/Bipolar
- Refractory Period: From 200 ms to 500 ms in steps of 25 ms
- Blanking Period: 21,36 ,52, 68 ms
Hysteresis Parameter
- Hysteresis Enable : On/Off
- Hysteresis Rate Change : From 4 BPM to 60 BPM in steps of 4 BPM
- Hysteresis Search: On/Off.
AV Delay Parameter
- Post Pacing AV Delay : From 20 ms to 350 ms in steps of 15 ms
- Post Sensing AV Delay : From 20 ms to 350 ms in steps of 15 ms
- AV hysteresis : From 10 ms to 70 ms in steps of 10 ms
- AV Hysteresis Search: On/Off.
A-Tachy Parameters
- Enable: On/Off
- A Trigger Rate: From 80 min-1 to 180 min-1 in steps of 2 min-1
- Number of events for A-Tachy Entry: 4, 8, 16, 32
- Number of events for A-Tachy Exit: 4, 8, 16, 32
Activity Parameters
- Upper Activity Rate: From 80 BPM to 180 BPM in steps of 2 BPM
- Activity Rate Response: From 1 to 15
- Reaction Time: From 10 s to 60 s in steps of 10 s
- Recovery Time: From 1 m to 10 m in steps of 1 m.
- Automatic Refractory Change: On/Off. When programmed On, if the rate is greater than 120 BPM, the refractory switch to the minimum value between the programmed one and 250 ms
Magnetic Response:
- BOL: VOO/AOO/DOO mode. (In case of dual mode, the AV delay will be 95ms.) Rate 96 BPM.
- ERI: VOO/AOO/DOO mode. (In case of dual mode, the AV delay will be 110ms.) Rate 84 BPM.
- EOL: VVI/AAI. Rate 64 BPM
Battery Chemistry and Model: Lithium Iodine WG8950 (1.58 Ah).
Initial Voltage: 2.8V.
Service Life: The expected life of the Pacemaker, pacing 100% at 60 min-1, DDD mode, with 2.5 V amplitude (A & V), pulse width of 0.4 ms and lead impedance 500 Ohms, is more than 8.5 Years.
Size: 49X39X8 mm
Mass: 27 gm