Inventis Flute tympanometry and ipsi/contra reflex tests
Inventis Flute fast and reliable
Inventis Flute three models available
Inventis Flute user-friendly interface
Inventis Flute light, small and sturdy metal probe


Flute is a diagnostic middle ear analyzer, capable of performing incredibly fast and reliable automatic sequences of tympanometry and reflex threshold tests, as well as manual reflex and reflex decay tests, ETF test, and high frequency tympanometry.


Flute is available in three models: Basic, Plus and HF. The following table is an overview of the tests available on each version.

Automatic tympanometry
Manual tympanometry
Reflex test      
Fixed intensity
Growing intensity
Automatic threshold
Acoustic reflex decay
Quick test (tymp. + reflex seq.)
TM intact
TM perforated
Probe tones 226 Hz 226 Hz 226 Hz
    1000 Hz
1000 Hz

(*) Available through optional activation license


Flute features an extremely light, small and sturdy metal probe, which can be very rapidly disassembled and cleaned. The probe is connected to the small Control Box, through which you can select the ear and start the exam.


Simply connect Flute to a USB port on your computer (no drivers needed), and you can transfer exam results into your Maestro or Noah database. With the live view feature, you can have a wide view of the examination in progress on the computer display.

Inventis Flute 1k Hz probe tone, ETF and reflex decay (Plus or HF)
Few seconds
Run your tests in just a few seconds.
Suitable For All Needs
3 different models
Choose the model that best fits your needs.
Easy Data Management
No drivers needed, transfer directly your exam results into your Maestro database.

Probe tone 226 Hz at 85 dB SPL
1000 Hz at 75 dB SPL (HF, in Plus opt.)
Volume range 0.2 to 8.0 ml (at 226 Hz)
0.9 to 16 mmho (at 1000 Hz) (Plus and HF)
Available tests

Tympanometry (automatic)
Acoustic Reflex Threshold (automatic)
2 Automatic test sequences (tympanometry + reflex test)

Only Flute Plus:
Tympanometry (manual)
Acoustic Reflex Threshold (manual)
Acoustic Reflex Decay
Eustachian Tube Function (intact TM)

Only Flute HF
Eustachian Tube Function (intact and perforated TM)

Manual pump contr. In tympanometry and reflex test (only Plus)
Pressure 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)
Type of test Automatic tympanometry
Manual tympanometry (only Plus)
Acoustic reflex test  
Stimulation Ipsi and contralateral
Non acoustic (Flute Plus only) 
Available tests Automatic threshold, Fixed intensity, Growing intensity, Manual mode (Flute Plus only)

250 (contra), 500, 1k, 2k, 4k Hz
only Plus: 3k, 6k, 8k (c) Hz, LPN, HPN, BBN, no stimuli

Maximum int. 110 dB HL (ipsi), 120 dB HL (contra)
Stim. duration From 0.5 to 2.5 sec (selectable)
Acoustic reflex decay test (Flute Plus only)  
Stimulation Ipsilateral and contralateral
Test duration 10 or 20 sec
Quick tests  
Automatic tests Quick A and B (seq. of tympanometry and reflex)
Eustachian Tube Function Test  
ETF with TM intact Williams test
ETF with perforated TM Toynbee test, with customable duration and pressure range
Device specifications  
Display Type: Graphical color TFT LCD
Size: diagonal 4.3”, 95 mm x 54 mm
Resolution: 480 x 272
Printer Built-in thermal printer (opt.)
Paper size: 112 mm
Language Multilingual interface
PC interface USB (driverless)
Compatible SW Inventis Maestro (stand-alone or Noah module)
Size Without integrated printer: 32 x 32 x 9 cm / 12.6 x 12.6 x 3.5 in (WxDxH)
With integrated printer: : 32 x 39 x 9 cm / 12.6 x 15.4 x 3.5 in (WxDxH)
Weight Without integrated printer: : 1.9 Kg / 4.19 lbs
With integrated printer 2.4 Kg / 5.29 lbs