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Parachute mitral valve (or PMV) is a rare congenital heart disease where the mitral valve only has a single papillary muscle from which all chordae tendineae originate. It is caused by an embryologic failure of papillary muscles to divide into two normally distinct columns, giving the mitral valve orifice and chordea an irregular, parachute ...
A Block and bleed manifold is a hydraulic manifold that combines one or more block/isolate valves, usually ball valves, and one or more bleed/vent valves, usually ball or needle valves, into one component for interface with other components (pressure measurement transmitters, gauges, switches, etc.) of a hydraulic system. The purpose of the ...
Head cap: some facemasks and all reverse-pull headgear have a second part which consists of a head cap, and is made up of a number of straps fitting around the patient's head. In this case the head cap is used to stabilize the face-frame described above and to ensure it is held correctly in position (see photo example of reverse-pull headgear ...
She shook her head: "They didn't rape me with a gun to their heads. They raped me in full conscience." ... Get sweaters on sale for the whole family during Nordstrom's Half-Yearly Sale: Up to 60% ...
A counterbore hole is typically used when a fastener, such as a socket head cap screw or fillister head screw, is required to sit flush with or below the level of a workpiece's surface. Whereas a counterbore is a flat-bottomed enlargement of a smaller coaxial hole, a countersink is a conical enlargement of such.
WASHINGTON (Reuters) -China-based DJI and Autel Robotics could be banned from selling new drones in the United States market under an annual military bill set to be voted on later this week by the ...
A Florida man allegedly shot his ex-fiancée in the head after she called off their engagement. Timothy Hyder, 57, then allegedly asked the victim's daughter to call 911.
Mitral stenosis is a valvular heart disease characterized by the narrowing of the opening of the mitral valve of the heart. [1] It is almost always caused by rheumatic valvular heart disease. Normally, the mitral valve is about 5 cm 2 during diastole. Any decrease in area below 2 cm 2 causes mitral stenosis. Early diagnosis of mitral stenosis ...