*  Patent US7738950 - Method and apparatus for identifying potentially misclassified arrhythmic ... - Google Patents
Potentially misclassified arrhythmic episodes of the plurality of cardiac arrhythmic episodes for which cardiac electrical ... A metric for each of the arrhythmic episodes is computed. The metric defines a measure by which the implantable cardiac device ... Data is provided that is associated with a plurality of cardiac arrhythmic episodes for which a cardiac electrical therapy was ... When normal cardiac rhythm is initiated at the sinoatrial node, the heart is said to be in sinus rhythm. However, due to ...
  http://www.google.com/patents/US7738950?dq=6272333
*  Patent US7137977 - Atraumatic laser tip for atrial fibrillation treatment - Google Patents
... impulses travel in an orderly and well-defined fashion through the sinoatrial node and then through the atrioventricular node ... In a normal, non-arrhythmic heart, electrical nerve ...
  http://www.google.co.uk/patents/US7137977
*  Patente US7169142 - Malleable energy wand for maze procedure - Google Patentes
... impulses travel in an orderly and well-defined fashion through the sinoatrial node and then through the atrioventricular node ... In a normal, non-arrhythmic heart, electrical nerve ...
  http://www.google.es/patents/US7169142
*  Sinoatrial node artery arising from posterolateral branch of right coronary artery: definition by screening consecutive 1500...
Sinoatrial node artery arising from posterolateral branch of right coronary artery: definition by screening consecutive 1500 ... Dual blood supply may be a protective factor in this subgroup of patients from arrhythmic events. To be aware of the origin and ... complete occlusion of RCA did not result in sinoatrial block or severe bradycardia. Sinoatrial node artery artery frequently ... Key words: Sinoatrial node artery, coronary artery disease, coronary angiography OZET Amac: Sinoatriyal nod (SAN) arteri sag ...
  https://www.thefreelibrary.com/Sinoatrial+node+artery+arising+from+posterolateral+branch+of+right+...-a0305250535
*  Developmental Patterning of the Sinoatrial Node - Michael Bressan
Cardiac pacemaker cells of the sinoatrial node initiate and maintain the rhythmic beating of the heart. This function requires ... for future pharmacological and cellular based therapies aimed at correcting sinoatrial node dysfunction and/or arrhythmic ... While the mature sinoatrial node has been extensively studied, little is known regarding how sinoatrial node insulation is ... Sinoatrial node dysfunction and other cardiac arrhythmias represent a major cause of morbidity and mortality in the United ...
  http://grantome.com/grant/NIH/K99-HL122360-01
*  Patent US7532924 - Cardiac rhythm management system with exercise test interface - Google Patents
... ectropic intrinsic heart beats do not originate from the normal firing of the heart's sinoatrial node. Any one or more of ... In another example, the intrinsic heart activity signal also provides information about arrhythmic heart beats. In one example ... HRT is one physiological response of a sinus node of a heart to PVCs. Heart rate turbulence is often manifested as a short ... ventricular heart beat resulting from conduction of an atrial electrical heart beat signal through the atrioventricular node. A ...
  http://www.google.com/patents/US7532924?dq=7222078
*  FTY720 prevents ischemia/reperfusion injury-associated arrhythmias in an ex vivo rat heart model via activation of Pak1/Akt...
... and S1P3 in tissues dissected from sinoatrial node, atrium and ventricle. FTY720 (25 nM) significantly blunted the depression ... FTY720 significantly prevented arrhythmic events associated with I/R injury including premature ventricular beats, VT, and ... In ex vivo rat heart and isolated sinoatrial node models, ... In ex vivo rat heart and isolated sinoatrial node models, ... and S1P3 in tissues dissected from sinoatrial node, atrium and ventricle. FTY720 (25 nM) significantly blunted the depression ...
  https://pharm.ox.ac.uk/publications/418462
*  Application # 2006/0217621. Blending cardiac rhythm detection processes - Patents.com
When normal cardiac rhythm is initiated at the sinoatrial node, the heart is said to be in sinus rhythm. However, due to ... cardiac arrhythmic episode, the stability of the atrial and/or ventricular rhythms, and/or the duration of an arrhythmic ... average rates of a number of cardiac beats of the arrhythmic episode. The morphology of the beats of the arrhythmic episode is ... If the cardiac beat signals are similar to the SVR template, then the arrhythmic episode is recognized as an arrhythmia of non- ...
  http://patents.com/us-20060217621.html
*  Patent US7444182 - Method for discriminating between ventricular and supraventricular arrhythmias - Google Patents
When normal cardiac rhythm is initiated by the sinoatrial node, the heart is said to be in sinus rhythm. However, when the ... depicts a sampled electrocardiogram having a normal sinus segment and a segment having an arrhythmic event; ... a sensed PVT or VF arrhythmic complex will almost always correlate poorly (score as LOW) when compared to a stored sinus ... the heart is denoted to be arrhythmic. The resulting cardiac arrhythmia impairs cardiac efficiency and can, be a potential life ...
  http://www.google.com/patents/US7444182?dq=5527183
*  Patente WO2004091715A1 - Methods and systems involving subcutaneous electrode positioning relative to ... - Google Patentes
Rhythmic contractions of the heart are normally controlled by the sinoatrial (SA) node, which are specialized cells located in ... Arrhythmic episodes can also be detected and verified by morphology-based analysis of sensed cardiac signals as is known in the ... The SA node is the normal pacemaker of the heart, typically initiating 60-100 heart beats per minute. When the SA node is ... Unambiguous arrhythmic episodes detected by the ITCS device are preferably subject to therapy delivery upon detection and ...
  http://www.google.es/patents/WO2004091715A1?cl=en
*  Application # 2017/0095672. METHOD FOR DISCRIMINATING BETWEEN VENTRICULAR AND SUPRAVENTRICULAR ARRHYTHMIAS - Patents.com
When normal cardiac rhythm is initiated by the sinoatrial node, the heart is said to be in sinus rhythm. However, when the ... 10 depicts a sampled electrocardiogram having a normal sinus segment and a segment having an arrhythmic event; [0025] FIG. 11 ... or VF arrhythmic complex will almost always correlate poorly (score as LOW) when compared to a stored sinus template. The ... be arrhythmic. The resulting cardiac arrhythmia impairs cardiac efficiency and can be a potential life threatening event. [0005 ...
  http://patents.com/us-20170095672.html
*  US20090131999A1 - Hemodynamic status assessment during tachycardia - Google Patents
When normal cardiac rhythm is initiated at the sinoatrial node, the heart is said to be in sinus rhythm. However, when the ... the heart is denoted to be arrhythmic. The resulting cardiac arrhythmia impairs cardiac efficiency and can be a potential life ...
  https://patents.google.com/patent/US20090131999A1/en
*  US Patent # 6,438,410. System and method for a classifying cardiac complexes - Patents.com
When normal cardiac rhythm is initiated at the sinoatrial node, the heart is said to be in sinus rhythm. However, when the ... Based on the comparison, the cardiac complex is classified as either an arrhythmic complex or as a non-arrhythmic complex at ... After making a determination as to whether a cardiac complex is an arrhythmic complex or a non-arrhythmic complex, a percentage ... Predetermined cardiac rhythm states can include, but are not limited to, arrhythmic or non-arrhythmic, normal sinus rhythm (NSR ...
  http://patents.com/us-6438410.html
*  Patent US7392081 - Subcutaneous cardiac stimulator employing post-shock transthoracic asystole ... - Google Patents
Rhythmic contractions of the heart are normally controlled by the sinoatrial (SA) node, which are specialized cells located in ... Arrhythmic episode can also be detected and verified by morphology-based analysis of sensed cardiac signals as is known in the ... The SA node is the normal pacemaker of the heart, typically initiating 60-100 heart beats per minute. When the SA node is ... For example, the cardiac drug delivery device 430 can deliver one or more anti-arrhythmic agents that have been approved for ...
  http://www.google.com.au/patents/US7392081
*  US Patent # 8,140,153. Cardiac tachyarrhythmia therapy selection based on patient response information - Patents.com
When the heart is functioning normally, synchronized cardiac contractions are initiated at the sinoatrial node and the heart is ... Similarly, a sensed abnormal or arrhythmic cardiac beat may be classified by comparing the abnormal cardiac signal waveform to ... the heart rhythm is described as arrhythmic. Cardiac arrhythmia may be caused, for example, by disease processes or from ...
  http://patents.com/us-8140153.html
*  What Is Pharmacology - Adenosine - Medicalrealm
Adenosine has a negative chronotropic action on the sino atrial node which will slow down the atrioventricular node conduction ... Adenosine is an anti arrhythmic agent which is useful in terminating the paroxysmal supraventricular tachycardia. ... Adenosine has a negative chronotropic action on the sino atrial node which will slow down the atrioventricular node conduction. ... Adenosine is an anti arrhythmic agent which is useful in terminating the paroxysmal supraventricular tachycardia. ...
  http://www.medicalrealm.net/what-is-pharmacology---adenosine.html
*  AM 92016 hydrochloride Supplier | CAS 133229-11-5 | Tocris Bioscience
... in rabbit sino-atrial node cells. Naunyn Schmiedebergs Arch.Pharmacol. 357 260 PMID: 9550297 ... Hagerty et al (1996) The in vivo cardiovascular effects of a putative class III anti-arrhythmic drug, AM 92016. J.Pharm. ...
  https://www.tocris.com/products/am-92016-hydrochloride_0876
*  Cardiac action potential - Wikipedia
In the sinoatrial node, this phase is also due to the closure of the L-type calcium channels, preventing inward flux of Ca2+ ... Does an increase in repolarization capacity constitute a new anti-arrhythmic principle?', Acta Physiologica, 198, pp. 1-48. doi ... In healthy hearts, these cells are found in the right atrium and are called the sinoatrial node (SAN; see below for more ... Joung, B., Chen, P. and Lin, S. (2011) 'The role of the calcium and the voltage clocks in sinoatrial node dysfunction', Yonsei ...
  https://en.wikipedia.org/wiki/Cardiac_action_potential
*  Einige elektrophysiologische und therapeutische Aspekte des Anticholinergikums Ipratropiumbromid (SCH 1000) | Springer for...
Mandel, W., Hayakawa, H., Danzig, R., Marcus, H. S. (1971): Evaluation of sino-atrial node function in man by overdrive ... Morgensen, L., Orinius, E. (1971): Arrhythmic complications after parasympatholytic treatment of bradyarrhythmias in a coronary ... New observations on the effects of atropine on the sinoatrial and atrioventricular nodes in man. Am. J. Cardiol. 36, 281.Google ... Narula, O. S., Samet, P., Javier, R. P. (1972): Significance of the sinus-node-recovery time. Circulation 45, 140.PubMed ...
  https://rd.springer.com/chapter/10.1007/978-3-662-11217-5_14
*  Abnormal heart rhythm - Renal and Urology News
... outside the sino-atrial node) or from the AV node.. SVT (AV node independent). Atrial fibrillationAtrial flutterUnifocal atrial ... Net effects: ↑systolic function, ↓AV node conduction, ↓diastolic function (by impairing relaxation) and pro-arrhythmic ( ... Sino-atrial node abnormality ±AV node involvement. Tachy-Brady or Sick Sinus Syndrome. ... AV node re-entrant tachycardia (AVNRT). A re-entrant loop develops within the AV node generating a narrow complex tachycardia. ...
  https://www.renalandurologynews.com/critical-care-medicine/abnormal-heart-rhythm/article/585318/
*  Physiology Tutorial - The Human Heart
In the healthy heart, the normal site for initiation of a heartbeat is within the sinoatrial node, located in the right atrium. ... the contractions of the individual myocytes must occur at regular intervals and be synchronized (not arrhythmic); ... Normal excitation originates in the sinoatrial (SA) node then propagates through both atria (internodal tracts shown as dashed ... lines). The atrial depolarization spreads to the atrioventricular (AV) node, passes through the bundle of His (not labeled), ...
  http://www.vhlab.umn.edu/atlas/physiology-tutorial/the-human-heart.shtml
*  Outpatient Approach to Palpitations - - American Family Physician
Normal cardiac conduction involves the spontaneous discharge of an electrical impulse at the sinoatrial node. The impulse is ... 6,7 Patient characteristics that increase the likelihood of an arrhythmic cause of palpitations are summarized in Table 2.4 A ... Palpitations are often cardiac in nature and can be classified as structural or arrhythmic (Table 1).2-9 ... Likelihood Ratios for an Arrhythmic Cause of Palpitations Based on Clinical Findings. Clinical finding. Likelihood ratio (95% ...
  https://www.aafp.org/afp/2011/0701/p63.html
*  Evidence-Based Analysis of Amiodarone Efficacy and Safety | Circulation
Amiodarone depresses automaticity of the sinoatrial node, resulting in slowing of the heart rate in sinus rhythm. It both slows ... In several of these trials of amiodarone, there was a reduction in arrhythmic death,44 45 and in the meta-analysis55 ... The 13% relative risk reduction in all-cause mortality is entirely consistent with a 29% reduction in arrhythmic deaths and ... Nonetheless, 3 decades of clinical experience worldwide and a clear-cut reduction in arrhythmic death in the randomized placebo ...
  http://circ.ahajournals.org/content/100/19/2025.full
*  Patent WO2016164623A1 - Ambulatory extended-wear electrocardiography and syncope sensor monitor - Google Patents
Cardiac depolarization originates high in the right atrium in the sinoatrial (SA) node before spreading leftward towards the ... critical to accurate cardiac rhythm diagnosis and focuses on localizing the sites of origin and pathways underlying arrhythmic ... Similarly, a sinoatrial block is characterized by a delayed onset of P-waves, while a junctional rhythm, which is an abnormal ... After a delay occasioned by the AV node, the depolarization impulse transits the Bundle of His and moves into the right and ...
  http://www.google.co.uk/patents/WO2016164623A1?cl=en
*  Patent US7033352 - Flexible ablation instrument - Google Patents
... but they also direct the sinus impulse from the sinoatrial node to the atrioventricular node along a specified route. In ... and failure to access deeper arrhythmic tissues. Another limitation of RF ablation catheters is the risk of clot formation on ... these lesions are formed to create a predetermined conduction pathway between a sinoatrial node and an atrioventricular node of ... these lesions are formed to create a predetermined conduction pathway between a sinoatrial node and an atrioventricular node of ...
  http://www.google.com/patents/US7033352?dq=5,950,200