ULTRASOUND DEVICE AND ULTRASONIC DIAGNOSTIC APPARATUS

This ultrasound device comprises a cavity layer and a functional layer. The cavity layer comprises a first surface and a plurality of cavities that are open in the first surface and arranged along the first surface. The functional layer overlays the first surface, and the resonance frequency of out-...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	ASAO, Hideaki
Format:	Patent
Sprache:	eng ; fre ; jpn
Schlagworte:	DEAF-AID SETS DIAGNOSIS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY HUMAN NECESSITIES HYGIENE IDENTIFICATION LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS MEDICAL OR VETERINARY SCIENCE PUBLIC ADDRESS SYSTEMS SURGERY
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