Neuropace RNS System - Specifications and Characteristics; Rns Neurostimulator

Specifications and Characteristics 90
RNS
®
System User Manual
SPECIFICATIONS AND CHARACTERISTICS
RNS
®
NEUROSTIMULATOR
W
IDTH
28 mm
42 mm (including lead strain relief)
LENGTH
60 mm
T
HICKNESS
7.7 mm
8.5 mm (including lead strain relief)
W
EIGHT
16 g
18 g (including connector cover & lead strain relief)
VOLUME
11 cc
MATERIAL
Titanium
O
PERATING
T
EMPERATURE
14 to 42
º
C
N
UMBER OF
O
UTPUT
C
HANNELS
Up to 8 electrodes (4 per lead) and the
neurostimulator can are selectable for use in
stimulation
CONNECTOR RETENTION STRENGTH
0.9 lbs
W
AVEFORM
Biphasic
PULSE SHAPE
Rectangular
PULSE WIDTH PER PHASE
40 µsec – 1000 µsec (user selectable)
CURRENT/VOLTAGE REGULATED
Current regulated
MAX OUTPUT CURRENT AT
500 OHMS
11.5 mA ± 10%
800 OHMS
9.6 mA ± 10%
1200 OHMS
6.0 mA ± 10%
MAX OUTPUT VOLTAGE AT
500
O
HMS
6.0 V ± 10%
800 OHMS
9.6 V ± 10%
1200
O
HMS
12.0 V ± 10%
F
REQUENCY
1 to 333 Hz
3.3 to 1000 msec p-p Interval
B
URST
D
URATION
10 msec to 5 seconds
C
HARGE
I
MBALANCE
< 10 µC/sec (at 50 Hz, 5 mA and 120 µsec/phase)
LEAKAGE CURRENT (NO OUTPUT)
< 0.5 μA
MAXIMUM CHARGE DENSITY
25 μC/cm
2
(limited by programmable selections)
P
ULSE
D
ELIVERY
M
ODE
Burst
P
ULSE
P
ER
B
URST
1 to 1666 pulses
CURRENT PATH OPTIONS
Bipolar or Multipolar
B
ATTERY
L
IFE
For medium stimulation and detection settings the
battery is estimated to last 3.9 years (see the
RNS® System Longevity section for details)
I
NTERVAL
B
ETWEEN
ERI
AND
EOS
3 months
VOLTAGE AT ERI (MINIMUM AVERAGE)
2.75 V
VOLTAGE AT EOS (MINIMUM AVERAGE)
2.70 V