Ref: 972
A rare device designed to test bone conduction. The tiny ear tube dissembles to reveal a metal disc which is held firm by two springs at either side. When inserted in the ear the small metal dumbbell is struck against the rim of the ear tube and causes the disk to vibrate.
box : 6.5 x 6 x 2.5 cm
Stock : 1
To rent or To sell
"Vibrophone" audiometry ear tube
A rare device designed to test bone conduction. The tiny ear tube dissembles to reveal a metal disc which is held firm by two springs at either side. When inserted in the ear the small metal dumbbell is struck against the rim of the ear tube and causes the disk to vibrate.
Maison du Vibrophone, founded in 1885
- Directeur : M.L. Allerme Ing?nieur-Constructeur- 18, rue Chapon, Paris 3e.
box : 6.5 x 6 x 2.5 cm
Stock : 1
To rent or To sell