کاشت حلزون SONATA 2

SYNCHRONY 2 Pin
Cochlear Implant (Mi1250)

Stimulation Features

• Sequential non-overlapping stimulation on 12 electrode channels
• Simultaneous (parallel) stimulation on 2 to 12 electrode channels
• 24 independent current sources
• Stimulation rates of up to 50,704 pulses per second
• Range of pulse phase duration: 2.1–425.0 μs/phase
• Interphase gaps of 2.1, 10, 20 and 30μs
• Time resolution (nominal values): 1.67 μs
• Current range (nominal value): 0–1200 μA per pulse phase

Pulse Shapes

• Biphasic, symmetric triphasic and triphasic precision pulses

Comprehensive Diagnostic Toolkit

• Status Telemetry
• Impedance and Field Telemetry (IFT)
• Auditory Nerve Response Telemetry (ART™)
• Electrically Evoked Auditory Brainstem Response (EABR)
• Electrically Evoked Stapedius Reflex Threshold (ESRT)

Housing Design

• Impact resistance up to 2.5 Joule
• Unique PIN variant with fixation pins for additional stability
• Hermetically sealed titanium housing
• Stimulator: 18.8 mm x 24 mm x 4.5 mm
• Coil: 29.0 mm diameter x 3.3 mm thick (typical)
• Weight: 7.7 g

Safety Features

• Independent safety capacitors for each electrode channel
• Unique Implant ID (IRIS)
• Biocompatibility standard according to ISO 10993-1
• Latex-free**

MRI Conditions***

• MR Conditional at 0.2, 1.0, 1.5 and 3.0 Tesla
• No magnet removal required even at 3.0 Tesla

Removable Magnet

• Magnet removable for minimised image distortion
• Rotatable magnet within hermetic titanium housing
• Self-aligning to external magnetic field
• Conical shape for secure placement

Electrode Arrays

FLEX Series

The softest and most flexible electrode arrays, designed for Structure Preservation and Complete Cochlear Coverage. Featuring 19 platinum electrode contacts and FLEXtip technology for atraumatic insertion. All FLEX series electrodes feature a green orientation marker for improved visibility and positioning during insertion.

FLEX SOFT

• 26.4 mm stimulation range
• Diameter at basal end: 1.3 mm
• Dimensions at apical end: 0.5 x 0.4 mm

FLEX 28

• 23.1 mm stimulation range
• Diameter at basal end: 0.8 mm
• Dimensions at apical end: 0.5 x 0.4 mm

FLEX 26

• 20.9 mm stimulation range
• Diameter at basal end: 0.8 mm
• Dimensions at apical end: 0.5 x 0.3 mm

FLEX 24

• 20.9 mm stimulation range
• Diameter at basal end: 0.8 mm
• Dimensions at apical end: 0.5 x 0.3 mm

FLEX 20

• 15.4 mm stimulation range
• Diameter at basal end: 0.8 mm
• Dimensions at apical end: 0.5 x 0.3 mm

FORM Series

Designed specifically for malformed cochleae and for instances where leakage of cerebrospinal fluid (CSF) is expected. Featuring 24 platinum electrode contacts and SEAL technology designed to aid closing of the cochlear opening.

FORM 24

• 18.7 mm stimulation range
• Diameter at basal end: 0.8 mm
• Diameter at apical end: 0.5 mm

FORM 19

• 14.3 mm stimulation range
• Diameter at basal end: 0.8 mm
• Diameter at apical end: 0.5 mm

CLASSIC Series

Features 24 platinum electrode contacts.

STANDARD

• 26.4 mm stimulation range
• Diameter at basal end: 1.3 mm
• Diameter at apical end: 0.5 mm

MEDIUM

• 20.9 mm stimulation range
• Diameter at basal end: 0.8 mm
• Diameter at apical end: 0.5 mm

COMPRESSED

• 12.1 mm stimulation range
• Diameter at basal end: 0.7 mm
• Diameter at apical end: 0.5 mm