Disposable diaphragm stethoscope
Sanchez Zambrano, Sergio
Official Gazette of the United States Patent and Trademark Office Patents 1249(4)
2001
ISSN/ISBN: 0098-1133 Document Number: 250226
A stethoscope head for joining to an earpiece assembly. The head has a generally tubular neck for joining the head to the earpiece assembly. An anterior chamber has an open face with an aperture at its apex and an outer rim. The bell is adapted to gather and reflect sound originating at or near the open face toward the aperture. A thin disposable diaphragm has adhesive on one side for releasably adhering to the rim. A central chamber is adjacent the bell and connected to the bell by the aperture. The chamber is adapted to direct sounds from the aperture to the neck.