Exemplos de uso de Atrioventricular node em Inglês e suas traduções para o Português
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Antiarrhythmic effect is determined by blocking the pulse passing through the atrioventricular node.
The compact atrioventricular node and the penetrating bundle bundle of His had no abnormalities Figure 2D.
A direct effect on the speed of the pulse through the atrioventricular node provides a similar effect.
Effective refractory period of the atrioventricular node ERPAVN The longest A1-A2 interval measured on the His electrogram that does not propagate through the bundle of His.
Fifty percent of patients was referred for atrioventricular node ablation and pacemaker implant due to symptomatic, refractory AF/flutter.
Trifascicular block is a problem with the electrical conduction of the heart, specifically the three fascicles that carry electrical signals from the atrioventricular node to the ventricles.
The right coronary artery also supplies blood to the atrioventricular node(in about 90% of people) and the sinoatrial node in about 60% of people.
Bradyarrhythmias occur in more than 50% of receptors in the immediate postoperative period andare probably related to sinus node or atrioventricular node dysfunction.
The block of this circuit, however,might make the functioning of the atrioventricular node difficult and cause the necessity of the definitive implantation of a pacemaker.
Subsequently, a continuous suture is performed with reinforcement of the new junction of the tricuspid valve to the annulus,using very superficial stitches close to the area of the atrioventricular node.
These generate a current that causes contraction of the heart, traveling through the atrioventricular node and along the conduction system of the heart.
The QRS complex- a recording of a single heartbeat on the EKG- following the P wave represents the passing of this impulse through the heart's ventricles after it passes through the atrioventricular node.
Remifentanil also caused an increase in the refractory period of the right atrium and atrioventricular node, suggesting an arrhythmogenic potential of this drug.
The atria, the two upper chambers of the heart that receive and send out blood, are prompted into action by the SA node's electrical impulse,which then activates the atrioventricular node AV node. .
This can cause temporary changes due to edema of the atrioventricular node, which can occur during surgery and provide spontaneous reversion hours or days after surgery.
A normal heart contraction is caused by an electrical impulse originating from the sinoatrial node, stimulating the atria,traveling to the atrioventricular node and finally to the ventricles.
The electrical signal continues into the ventricles via the atrioventricular node, or AV node, and then into the tissue that separates the ventricles, called the bundle of His.
These branches supply the right atrium, the majority of the right ventricle, the diaphragmatic surface of the left ventricle, part of the intraventricular and interatrial septa,the sinoatrial node and the atrioventricular node.
Specialized muscle fibers in the heart that transmit electrical impulses from the Atrioventricular Node(AV Node) to the Purkinje Fibers are fascicles, also referred to as bundle branches.
During this traditional open-heart surgical procedure, the surgeon makes small cuts in the heart to interrupt the conduction of abnormal impulses andto direct normal sinus impulses to travel to the atrioventricular node(AV node) as they normally should.
Further, the contraction impulse acts on the atria, the atrioventricular node of the heart, causing contractions of the atria and the heart ventricles, and then reduces the ventricles with a slight acceleration.
This occurs due to the fact that the blood is suppliedto the right atrium, the sinoatrial node and the atrioventricular node by the RCA when the coronary circulation is right-dominant.
The frequent impairment of the sinus node, atrioventricular node and bundle of His due to inflammatory, degenerative and fibrotic changes can cause sinus node dysfunction and various types of varied atrioventricular and intraventricular blocks.
Non-sustained ventricular tachycardia NSVT was defined as three or more consecutive heartbeats,originating below the atrioventricular node, with heart rate> 100 beats per minute and duration< 30 seconds, identified on 24-hour Holter.
Four 18.2% patientswith functional tricuspid insufficiency underwent annuloplasty according to the technique described by DeVega[16], which consists in encircling the tricuspid annulus to flee the area corresponding to the passage of the conduction beam near the atrioventricular node.
Regarding the parameters of cardiac refractoriness refractory period of the right atrium,right ventricle, and atrioventricular node, there was an increase in the refractory period of the right atrium p 0.001 and atrioventricular node p 0.0001.
The control of the cardiovascular system is accomplished in part by the autonomic nervous system ANS, which provides afferent and efferent nerves to the heart, in the form of sympathetic terminations throughout the myocardium and parasympathetic to the sinus node, atrial myocardium and atrioventricular node 1.
During the insertion of a catheter into the inferior vena cava towards the apex of Koch's triangle,where the atrioventricular node is located, the direction of movement was, in a not too distant past, described as“anterior,” in view of the incorrect habit of describing the heart out of the chest and supported vertically on its apex.
In one of these, the blockade was due to the lack of self-centering mechanism of the device used Helex, causing it to shift into the coronary sinus,probably temporarily traumatizing the region of the atrioventricular node, which required removal of the device and, subsequently, a new procedure.