Pulmonary valve expansion device

The invention discloses a pulmonary valve expansion device which comprises a propelling mechanism, the propelling mechanism comprises a tube body and a threaded tube, the threaded tube is fixedly installed at one end of the tube body, the inner wall of the threaded tube is in threaded connection wit...

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Hauptverfasser: XUE JIANYING, GUO YAOZHANG, WANG HAIYAN, LI YANGBO
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Sprache:chi ; eng
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creator XUE JIANYING
GUO YAOZHANG
WANG HAIYAN
LI YANGBO
description The invention discloses a pulmonary valve expansion device which comprises a propelling mechanism, the propelling mechanism comprises a tube body and a threaded tube, the threaded tube is fixedly installed at one end of the tube body, the inner wall of the threaded tube is in threaded connection with a threaded rod, and one end of the threaded rod is rotationally connected with a push rod; the air inlet mechanism is fixedly installed at the top of the propelling mechanism, the air inlet mechanism comprises a detection pipe, a control valve and a pressure gauge are fixedly installed on the detection pipe, and the air inlet end of the control valve is communicated with a hose. The pulmonary valve expanding device has the advantage of being convenient to use, and the problems that in the using process of an existing pulmonary valve expanding device, an expanding mechanism cannot be accurately pushed into an expanding position conveniently, the expanding degree cannot be adjusted conveniently, the expanding effic
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subjects 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
title Pulmonary valve expansion device
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