# Valsalva device

> medical device that can assist a person to self-perform the Valsalva maneuver for equalizing pressure in their head with their surroundings in contexts where it cannot be done unaided, such as spaceflight EVAs

**Wikidata**: [Q17126438](https://www.wikidata.org/wiki/Q17126438)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Valsalva_device)  
**Source**: https://4ort.xyz/entity/valsalva-device