Bimodal stimulation using vibration on the skin (Neosensory Duo)

Record details

Authors: Perrotta MV, Kohler I, Eagleman DM.
Journal / source: International Tinnitus Journal (2023)
Design: Controlled study, tones + wrist vibration vs tones-only
Sample: 45 (22 experimental, 23 control analyzed)
Primary endpoint: TFI
Randomized: Yes · Sham/placebo-controlled: No · Independent of the manufacturer: No

What this research found

TFI change −17.9 (SD 18.2) with the wristband vs −7.5 (SD 15.4) with tones only (between-group p=.04). No sham vibration — participants knew whether they wore the wristband.

The larger −21.8 figure the company quotes applies only to the baseline-TFI≥50 subgroup (n=18). Numeric results sourced from the full-text PDF (International Tinnitus Journal); not present in the indexed abstract.

Limitations and conflicts of interest

Small, unblinded, minor journal, manufacturer-run.

Funding / conflicts: All authors are Neosensory employees or its founder/CEO.

Primary sources

Used as evidence for

Neosensory Duo (wristband bimodal)

This is an original summary from the Tinnitus Evidence verified database, checked against the primary source — not a reproduction of the publisher's abstract.