Video-Nystagmography(VNO) For Vertigo Clinics

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Product Description Video-nystagmography (VNG) Equipment For Vertigo Clinics
Purpose To evaluate the oculomotor system , positional and caloric test in Vertigo Patients
Components Binocular VNG Goggle, Projection System,Laptop/Desktop and Software


Should be able to perform Spontaneous Nystagmus with optic fixation Yes
Should be able to perform Spontaneous Nystagmus without optic fixation Yes
Should be able to perform Gaze evoked Nystagmus Yes
Should be able to perform Saccades – fixed Yes
Should be able to perform Saccades – random Yes
Should be able to perform Smooth tracking with varying frequencies Yes
Should be able to perform Optokinetic test Yes
Should be able to perform Head shaking test Yes
Should be able to perform Caloric test Yes
Should be able to perform Vibration test Yes
Should be able to perform Positional Testing including Dix-Hallpike, McClure’s, Supine, Deep Head Hanging Yes
Should be able to perform Valsalva and hyperventilation induced nystagmus Yes
Should be able to perform Skew Deviation Yes
Real time recording of all the parameters Yes
High frame rate camera with mirror for precision and obstruction less eye tracking Yes
Should be able to integrate with any laptop/Computer Yes
Detailed and customized reports automatically created in easy format Yes
Algorithm automatically calculates the slow phase velocity and counts the number of beats per second Yes
Automatic calculation of Directional Preponderance, canal Paresis and fixation index Yes
Pan Control and eye centering through the software instead of knobs on goggle to avoid movement of goggle during testing Yes
Projector image instead of traditional light bar or LCD Screen Yes
Automatic Calculation of Gain at two frequencies in smooth pursuit test Yes
Automatically generate graphs of all parameters with easy visual comparison with age related normative data
Automatically compensates the effect of spontaneous nystagmus in caloric testing Yes


Adjustment required for focus or mirror setting No
Integrated External Focus Knob No
Ligth weight with direct USB connection to laptop or desktop computer Yes
Built in fixation light to simply testing Yes
Easy fit magnetic cover allowing for both occluded and unoccluded measurments Yes
Runs with advanced eye tracking algorithm that eliminates errors caused by blinking Yes
Equipped with soft and comfortable padded headband Yes
Binocular Testing Yes
Horizontal Eye Tracking +-20° to +-30°
Vertical Eye Tracking +-15° to +-30°
Horizontal resolution of Video Camera 640 Pixels
Vertical resolution of Video Camera 480 Pixels
Sampling rate 30Hz to 60 Hz
Image Sensor Type CMOS
Image Sensor size 1/3 inch
Infrared light Wavelength 950 nm
Goggle Dimensions (h x wx d) in mm 265x105x100
Weight of goggle (gm) 450 gram


Software Description VNG 501
Type of Software License Perpetual
Database Storage of Test Data Yes
Automatic storage of test data on the cloud Yes
Any other Software Feature/Function cloud integration


Type Desktop
Procesor Intel core i5
Minimum RAM Required 4 GB
Operating System Windows 10 or above
Disk Space Required 256 GB
Minimum screen resolution 1024 (horiz) x 768 (vert) at 96 dpi
Display color 32-bit color
Bus support USB 2.0


Standard accessories provided One Face Foam , One strap , one mirror cleaning cloth


Product certification ISO 13485
Certification, performance and safety standards specific to the device ISO 13485 , ISO 9001
Submission of all the certifications and test reports to the buyer along with supplies Yes


Supplier to perform installation, safety and operation checks before handover Yes
Training of users in operation and basic maintenance shall be provided Yes


Warranty (Yrs) 2
User technical and maintenance manual detailing complete maintaining schedule with routine maintenance should be provided Yes
Contact details of manufacturer, supplier and local service agent to be provided Yes


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