Inventis Viola Combo Unit Audio-Tymp

Equipments Brands

Inventis

Equipments Categories

Combined Audio – Tymp

Model

Combo unit

Origin

Italy

Warranty

2 Years

Guaranteed Safe Checkout

Features & Compatibility

THE MODELS

Viola has a very small footprint, just 2 kg of weight that allows to carry the entire diagnostic station in a small suitcase. Viola is available in two models: Basic and Plus. The following table is an overview of the tests available on each version.

BASIC PLUS
Automatic tympanometry Yes Yes
Automatic acoustic reflex thresholds Yes
(Ipsi/Contra)
Yes
(Ipsi/Contra)
Reflex test with fixed intensity Yes
(Ipsi/Contra)
Yes
(Ipsi/Contra)
Reflex test with increasing intensity Yes
(Ipsi/Contra)
Yes
(Ipsi/Contra)
Quick tests (tymp. + reflex tests) Yes
(2 tests)
Yes
(2 tests)
Acustic reflex decay No Yes
(Ipsi/Contra)
Pure tone audiometry Yes Yes
Speech audiometry No Yes

 

EMBEDDED SPEECH MATERIAL

No more external player headaches! Viola Plus features an integrated flash memory for storing your speech material. The screen displays the word currently being pronounced.

AVAILABLE TESTS
  • Tympanometry (automatic)
  • Acoustic Reflex Threshold (automatic)
  • 2 Automatic test sequences (tympanometry + reflex test)
  • Pure Tone Audiometry

Only Viola Plus

  • Acoustic Reflex Decay
  • Speech Audiometry
  • QuickSIN® test (optional)
MIDDLE EAR ANALYZER SPECIFICATIONS
PROBE TONE Frequency: 226 Hz
Level: 85 dB SPL (@ 226 Hz)
COMPL. RANGE 0.2 ÷ 8.0 ml (@ 226 Hz)
PRESSURE SYSTEM Rotary type pump with endless flow
TYMPANOMETRY Viewing mode: absolute or compensated
Single scan
User selectable pressure range
Maximum range: -600 to +400 daPa
Safety limits: -800 daPa and +600 daPa
Available rates: 50, 100, 200, 300 daPa/sec and AUTO (100-300 daPa/sec)
Auto start feature
ACOUSTIC REFLEX TEST Ipsilateral and contralateral stimulation
Stimulus ON-Time: selectable from 0.5s to 2.5s
Stimulus OFF-Time: selectable from 0.5s to 2.5s
Three different tests available:

  • Automatic threshold
  • Fixed intensity
  • Growing intensity
ACOUSTIC REFLEX DECAY (VIOLA PLUS ONLY) Ipsilateral and contralateral stimulation
Test duration: 10 sec or 20 sec (selectable)
QUICK TESTS Two user programmable Quick tests available
Each test consists of a sequence of

  • Tympanometry
  • Reflex test (Fixed intensity or Automatic threshold, with user defined parameters)
AVAILABLE STIMULI AND MAXIMUM LEVELS Attenuator step: 5 dB
Stimuli: 250, 500, 1k, 2k, 3k, 4k Hz
AUDIOMETER SPECIFICATIONS
AVAILABLE SIGNALS
  • Stimulus: pure tone, warble tone
  • Masking: NBN, WN, SN

Only Viola Plus:

  • 2 external inputs for speech audiometry
  • MIC input for live speech audiometry
  • Internal input (flash memory) for speech audiometry
SIGNALS SPECIFICATION Attenuator step: 5 dB
Presentation: Continuous, Pulsed (0.5, 1 and 2 Hz)
Warble: 5 Hz sin wave modulating signal
AVAILABLE OUTPUTS AND TRASDUCERS AC: TDH-39 / DD45 headphones, ER-3C/ IP30 insert earphones
BC: B-71 bone vibrator
Insert masking earphone: IME-100
PATIENT-OPERATOR COMMUNICATION Talk over: built-in or external microphone
Talk back (Viola Plus only): through built-in speaker or monitor headset (included); patient microphone included
Patient response trigger
MONITOR SIGNAL (ONLY VIOLA PLUS) Both channels monitored through the built-in speaker or monitor headset (included)
DEVICE SPECIFICATIONS
PRINTER Optional integrated thermal printer
Paper size: 112 mm
CALIBRATION Validity: 12 months
All the parameters set through the device software
COMPUTER INTERFACE Connection: USB (driverless)
Compatible software: Inventis Maestro
DISPLAY Type: Graphical color TFT LCD
Size: diagonal 4.3”, 95 mm x 54 mm
Resolution: 480 x 272
POWER SUPPLY Without integrated printer:
Main Unit: 6Vdc, 1.3A
External adapter: 100-240 Vac 50/60 Hz 0.9-0.34A medical grade, responding to IEC 60601-1 standardWith integrated printer:
Main Unit: 6Vdc, 3.2A,
External adapter: 100-240 Vac 50/60 Hz 0.9-0.34A medical grade, responding to IEC 60601-1 standard
MECHANICS Without integrated printer:
Size (WxDxH): 32 x 32 x 9 cm / 12.6 x 12.6 x 3.5 in
Weight: 1.9 Kg / 4.19 lbsWith integrated printer:
Size (WxDxH): 32 x 39 x 9 cm / 12.6 x 15.4 x 3.5 in
Weight: 2.4 Kg / 5.29 lbs
FREIGHT PACKING Size (WxDxH): 47 x 42 x 35 cm / 18.5 x 15.8 x 13.8 in
Gross weight (without printer): 4.3 Kg / 9.48 lbs
Gross weight (with printer): 4.8 Kg / 10.58 lbs

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