ONE-WAY VALVE OPENING DEVICE, INDWELLING NEEDLE COMPRISING SAME, AND BRONCHIAL STENT

A one-way valve opening device, comprising a gasket (4) and a plurality of elastic fine fibers (3), wherein one end of each of the plurality of fine fibers (3) is fixed to the gasket (4), and the other end thereof is free; when the pressure on free ends (6) is not lower than that on fixed ends (5),...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	DENG, Sanming
Format:	Patent
Sprache:	eng
Schlagworte:	BANDAGES, DRESSINGS OR ABSORBENT PADS DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FOMENTATION HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PROSTHESES TREATMENT OR PROTECTION OF EYES OR EARS
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