Eustachian
# Eustachian

Eustachian, meaning "discovered by, described by or attributed to Eustachi" (Latin name Eustachius) may refer to:

## Anatomy

* Eustachian tube, an anatomical passage that links the ears to the sinuses
* Eustachian valve, a valve of the heart

## Medicine

* Eustachian catheter, a medical instrument which became obsolete after the invention of politzerization.
