Head-mounted noise-reduction earmuff for magnetic resonance imaging

The invention discloses a head-mounted noise-reduction earmuff for magnetic resonance imaging. The head-mounted noise-reduction earmuff for magnetic resonance imaging comprises an arc-shaped retractable rack, wherein two ends of the retractable rack are fixedly connected with earmuff shells separate...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	REN XUYAN, CAO LICHAO, REN YANDE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BANDAGES, DRESSINGS OR ABSORBENT PADS DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS DIAGNOSIS FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FOMENTATION HUMAN NECESSITIES HYGIENE IDENTIFICATION MEDICAL OR VETERINARY SCIENCE ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PROSTHESES SURGERY TREATMENT OR PROTECTION OF EYES OR EARS
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