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The new suit's Valsalva device let the astronaut clear her ears without taking off the helmet or using her hands.
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The new suit's Valsalva device let the astronaut clear her ears without taking off the helmet or using her hands.
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Related words
Valsalva device
Noun
Japanese Meaning
宇宙服やダイビングヘルメット内で、着用者が手を使わずに鼻を塞がず、ヴァルサルヴァ法（耳圧調整法）を行い、耳の内外圧を均衡させるために使用される装置
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