In respiratory medicine, a flutter valve (also Pneumostat valve, and Heimlich valve) is a one-way check valve used to prevent airflow back into a chest...

flutter, a common abnormal heart rhythm Ventricular flutter, a tachycardia affecting the ventricles with a rate over 250-350 beats/min Flutter valve,...

oxygen system for ambulatory patients and the Heimlich Chest Drain Valve, or "flutter valve", which drains blood and air out of the chest cavity. Heimlich...

duckbill valve or flutter valve, which are pushed open to allow blood flow and which then close together to seal and prevent backflow. The mitral valve has...

Atrial flutter (AFL) is a common abnormal heart rhythm that starts in the atrial chambers of the heart. When it first occurs, it is usually associated...

blowoff valve (also called dump valve or compressor bypass valve) is a pressure release system present in most petrol turbocharged engines. Blowoff valves are...

marine toilet. Also known as a spear valve or flutter valve, this automatic device serves as a gas exhaust valve on the inside of some twin-hose diving...

larger, semi-rigid, fenestrated plastic tube, which often involves a flutter valve or underwater seal. The concept of chest drainage was first advocated...

Mitral Valve Prolapse murmur at mitral area Heart sounds of a 16-year-old girl diagnosed with mitral valve prolapse and mitral regurgitation. Auscultating...

Some chest drains may utilize a flutter valve to prevent retrograde flow, but those that do not have physical valves employ a water trap seal design,...

Mitral Valve Prolapse murmur Heart sounds of a 16-year-old girl diagnosed with mitral valve prolapse and mitral regurgitation. Auscultating her heart,...

important to avoid engine damage. Hydraulic lifters can also create "valve bounce" or "flutter" at high RPM, which is undesirable for performance uses. Used...

tissue in the lower right atrium between the inferior vena cava, and the tricuspid valve. It is a target for ablation for treating atrial flutter. v t e...

simpler version of this mask with a flutter valve at the bottom and a single breathing tube with a ball float valve at the top. Throughout their heyday...

mid-twentieth-century divers installed duckbill valves, also known as spear valves or flutter valves, which were designed to release excess air from the...

the aorta begins), such that problems result. It may occur at the aortic valve as well as above and below this level. It typically gets worse over time...

lubrication. Valves, pistons and connecting rods suffer severe acceleration forces. At high engine speed, physical breakage and piston ring flutter can occur...

Mitral Valve Prolapse murmur at mitral area Heart sounds of a 16-year-old girl diagnosed with mitral valve prolapse and mitral regurgitation. Auscultating...

infection of the inner surface of the heart (endocardium), usually the valves. Signs and symptoms may include fever, small areas of bleeding into the...

the heart. There are four main types of SVT: atrial fibrillation, atrial flutter, paroxysmal supraventricular tachycardia (PSVT), and Wolff–Parkinson–White...

valve Flow divider valve: a valve providing a plurality of output flows from a single fluid source Flutter (Heimlich) valve: a specific one-way valve...

opening of the mitral valve of the heart. It is almost always caused by rheumatic valvular heart disease. Normally, the mitral valve is about 5 cm2 during...

Ventricular flutter is an arrhythmia, more specifically a tachycardia affecting the ventricles with a rate over 250-350 beats/min, and one of the most...

a sensory symptom. They are often described as a skipped beat, a rapid flutter, or a pounding in the chest or neck. Palpitations are not always the result...

heart valves, known as rheumatic heart disease (RHD), usually occurs after repeated attacks but can sometimes occur after one. The damaged valves may result...

of a duck. Also known as a spear valve or flutter valve, this automatic device serves as a gas exhaust valve on the inside of some twin-hose diving regulators...

and the tricuspid valve). These include the cleft mitral valve, and the single atrioventricular valve (a single large, deformed valve that flows into both...

the atmosphere and produce the distinctive hiss-flutter of an aftermarket turbocharger (blowoff valve). Water hammers have caused accidents and fatalities...

Using a turbocharger spool valve to increase exhaust gas flow speed to the (twin-scroll) turbine Using a butterfly valve to force exhaust gas through...

Pulmonary valve stenosis (PVS) is a heart valve disorder. Blood going from the heart to the lungs goes through the pulmonary valve, whose purpose is to...