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
Automatic acoustic reflex thresholds
Reflex test with fixed intensities
Reflex test with increasing intensity
Manual acoustic reflex
Quick tests (tymp. + reflex sequence)
Acoustic reflex decay
Manual pump control
Eustachian Tube Fun. (intact TM)
Eustachian Tube Fun. (perforated TM)
Probe tones 226 Hz 226 Hz 226 Hz
    1kHz 1kHz



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.)
Comp. range 0.2 to 8.0 ml (at 226 Hz)
0.9 to 16 mmho (at 1000 Hz) (Plus and HF)
Pressure range From +400 to -600 daPa
Manual pump contr. In tympanometry and reflex test (only Plus)
Type of test Automatic tympanometry
Manual tympanometry (only Plus)
Stimulation Ipsi and contralateral
Available tests Automatic threshold, fixed intensity, growing intensity only Plus: manual test, reflex decay

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)
Reflex decay 10 or 20 sec
Automatic tests Quick A and B (seq. of tympanometry and reflex)
EFT test Intact eardrums (Plus and HF)
Perforated eardrums (only HF)
Memory 1 tympanometry + 8 reflex + 4 decay record. per ear
Display type Color graphical
Display size / res. 4.3”/ 480 x 272 pixel
Printer Built-in thermal printer (opt.)
Language Multilingual interface
PC interface USB (driverless)
Compatible sw Inventis Maestro (stand-alone or Noah module)
Dimensions 32 x 32 x 9 cm
12.6 x 12.6 x 3.5 in. (DxWxH)
Weight Basic-Plus
without printer 1.99 kg / 4.39 lbs with printer 2.67 kg / 5.89 lbs HF
without printer 2.10 kg / 4.63 lbs with printer 2.48 kg / 5.47 lbs