An expandable one-way-valve device for chest wound treatment: Evaluation of open pneumothorax in a canine modeldoi:10.1016/j.asjsur.2019.10.013Weijin YangYouxu ZhouJianshen QiuChaochao TaoWeihang WuNan LinChao YangJi ZhangHongwen ZhangYu Wang...
Objective: To test a chest wound dressing incorporating a low profile one-way valve dressing (OWVD) designed for use in prehospital treatment ofpneumothorax in penetrating chest trauma by comparing it to conventional petrolatum impregnated gauze dressings (PGD). Design: six dogs were used to develop...
Said device consists of a housing (2, 3) comprising a supply tube (5) and a drain tube (14), in addition ... MJW Marinus 被引量: 0发表: 2005年 A ONE-WAY-VALVE CHEST WOUND DRESSING: EVALUATION IN A CANINE MODEL OF OPEN CHEST WOUNDS Objective: To test a chest wound dressing ...
The semilunar valves are valves at the blood's exit points from the heart: the pulmonary valve opens from the right ventricle into the pulmonary artery, and the aortic valve opens from the left ventricle into the aorta. These valves, both within the heart and leading out of it, open and ...
The device consists of a bag, an oxygen reservoir system, a one-way flow valve, and a clear face mask. It is designed to be attached to an oxygen source by tubing to deliver concentrations approaching 100%. See: illustration belay device A device using friction to brake or slow the movem...
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valve to the right ventricle and is pumped to the lungs during systole, or contraction of the heart. Blood returns from the lungs by way of the pulmonary veins to the left atrium, passes into the left ventricle through the mitral valve, and during contraction is pumped out into the aorta....
3.High-quality parts and componentsare used in this EECP machine ,such as solenoid valve and air-compressor, which ensures the reliability of the whole device. 4.It uses LCD, which is harmless to the operators. Besides, the whole display area can not only show patient’s...
A prosthetic heart valve configured to replace a native heart valve and having a support frame configured to be reshaped into an expanded form in order to receive and/or support an expandable prosthetic heart valve therein is disclosed, together with methods of using same. The prosthetic heart ...
A one-way air valve for relieving pressure within the passenger compartment of an automobile includes a plastic frame having an air passage therethrough with a flap integrally molded with the frame but of more elastic material and connected to the frame by a living hinge. The flap is molded ...