SALUDA MEDICAL Evoke SCS System, Surgical Manual

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Document Reference: ENG-UMAN-000730 Revision: 6.00 Page 33 of 40
15 Specification
Evoke™ CLS
Table 15.1: Evoke™ CLS
Materials Case Titanium
Header Epoxy
Seals Liquid silicone rubber
Connector springs Platinum Iridium (24 x
connectors)
Set screw Stainless steel
Dimensions
68 mm x 48 mm x 12 mm (2.7 in x 1.9 in x 0.472 in)
Volume 33 cm³ (2 in³)
Weight 50 g (1.76 oz.)
Lead ports 2 Each percutaneous lead is secured by a
set screw at the port entry
Electrodes 25 Port 1: electrodes 1-12
Port 2: electrodes 13-24
CLS case is electrode 25
Stimulation
parameters
Current 0 mA – 50 mA (20mA@750Ω)
Pulse Width 20 μs – 1000 μs
Frequency 10 Hz – 1500 Hz
Radio
frequency
communication
MICS band 403 MHz
Range
1.0 m (3.3 ft.)
Battery Battery type 200 mAh Li-Ion rechargeable battery
Battery life Greater than 10 years at moderate
settings (current = 5.0 mA, pulse width
= 200 μs, frequency = 60 Hz,
impedance = 750 Ω, 24hrs/day usage)
Charging Transcutaneous charging using inductive coupling
with an external coil
Implant depth
5 mm to 20 mm (0.2 in to 0.8 in)
Recording
amplifier gain
Low: 250x
High: 1000x
Data recording
32 MB, up to 1 year
(Stimulation usage, ECAP amplitude and current
statistics)