left ventricular pacing
Double left ventricular pacing following accidental malpositioning of the right ventricular electrode during implantation of a cardiac resynchronization therapy device
... right ventricular apical pacing post- procedure ECG is diagnostic in most patients revealing a RBBB with positive deflection in lead V1 and a negative deflection in lead ...RV pacing results in a ...
5
Left Ventricular Pacing In Patients With Congestive Heart Failure
... BIV pacing, LV pacing offers several technical and economical advantages : 1) if insertion of a third lead (the right ventricular one) is not the most difficult part of the operative procedure, it ...
5
Temporary epicardial left ventricular and biventricular pacing improves cardiac output after cardiopulmonary bypass
... disease. Left ventricular ejection fraction was preserved in 50%,36% had moderate depression,(EF 36%-50%) whereas 14% had severe depression (EF < ...35%). Left bundle branch block occurred in ...
8
Original Article Is right ventricular outflow tract pacing superior to right ventricular apex pacing? A long-term follow-up study
... have left ventricular ejection fraction (LVEF)≥55%; and (3) the patients must not have clinical man- ifestations of congestive heart ...evaluate left and right ven- tricular function, left and ...
7
The effect of steady state increases in systemic arterial pressure on the duration of left ventricular ejection time
... the left ventricle and reflex withdrawal of sympathetic tone as its ...subjects, left ventricular end diastolic pressure was measured and found to be significantly ...normal left ventricle ...
15
Experimental myocardial infarction: VIII Chronotropic augmentation of cardiac function in left ventricular failure of acute and healing stages in intact conscious dogs
... atrial pacing were investigated in left ventricular failure of acute and healing experimental myocardial infarction in 20 intact, conscious ...the left anterior descending coronary artery ...
10
Mid-term echocardiographic follow up of left ventricular function with permanent right ventricular pacing in pediatric patients with and without structural heart disease
... apical pacing in children with or without structural heart disease during a mid-term follow-up does not cause significant decrease in LV function as represented by the shortening ...apical pacing on LV ...
5
R-wave synchronised atrial pacing in pediatric patients with postoperative junctional ectopic tachycardia: the atrioventricular interval investigated by computational analysis and clinical evaluation
... This approach was successfully used in the treatment of postoperative JET and has become a standard therapy in many centers [2]. Nevertheless, with this technique, individual adjust- ment of the interval between atrial ...
13
Techniques and Modes of Insertion
... The indications for pacing by direct epicardial stimulation are: (I) for temporary atrial or ventricular pacing in conjunction with cardiac surgery for surgically induc[r] ...
7
MCV/Q, Medical College of Virginia Quarterly, Vol. 7 No. 4
... The indications for pacing by direct epicardial stimulation are: ( 1) for temporary atrial or ventricular pacing in conjunction with cardiac surgery for surgically indu[r] ...
57
Reverse left ventricular remodeling is more likely in non ischemic cardiomyopathy patients upgraded to biventricular stimulation after chronic right ventricular pacing
... Clinical and functional parameters by 2D echocardio- graphy were available in all patients in three conditions: 1) within 1 month before first implant of RV pacing, 2) within 1 month before implantation of the LV ...
8
Cross-sectional analysis of serum calcium levels for associations with left ventricular hypertrophy in normocalcemia individuals with type 2 diabetes
... in left ventricular diastolic function may be predominantly due to elevated serum calcium level but not plasma para- thyroid hormone ...and left ventricular diastolic function impairment ...
11
Effects of anesthesia on conventional and speckle tracking echocardiographic parameters in a mouse model of pressure overload
... altered as echocardiography was performed under awake, LA and DA conditions. Under each condition, the concentration of ISF was adjusted to maintain the immobility and sedation of the mice. Anesthetic was administered ...
9
Left atrial booster function in valvular heart disease
... atrial pacing stimulus during sequential A-V ...flow, left ventricular ejection time, and left ventricular mean systolic pressure or stroke ...different pacing interventions ...
15
Quality of Life in Patients with Implantable Cardioverter Defibrillators
... Trial Pacing Fast Ventricular Tachycardia Reduces Shock Therapies (PainFREE Rx II) trial was the largest trial reporting data on QOL as well as the latest 33 ...
9
The effect of physical training upon the mechanical and metabolic performance of the rat heart
... When atrial filling pressure was elevated in order to perform ventricular function curves, CH showed greater dynamic responses than SH. There were also greater increments in oxygen consumption, and the ratio of ...
11
Renal sympathetic denervation inhibites the development of left ventricular mechanical dyssynchrony during the progression of heart failure in dogs
... the left ventricle was dissected from the heart and was immediately stored at ...cation. Ventricular interstitial collagen volume fractions were determined by quantitative morphometry using an image ...
9
Sex differences in porcine left ventricular myocardial remodeling due to right ventricular pacing
... expansion of the ECM scaffold in males led to the eccen- tric LV remodeling, accompanied by significant change of cardiomyocyte cross-sectional diameter. These long slen- der myocytes may also be at a mechanical ...
16
Cardiac resynchronization therapy pacemaker: critical appraisal of the adaptive CRT-P device
... date demonstrate improved outcomes, including mortality, with aCRT, the entirety of the findings is based upon one randomized trial. Also, aCRT is only applicable in ∼ 40% of recipients of CRT, since it requires sinus ...
7
<p>Exercise test is essential in LV-only fusion CRT pacing without right ventricle lead</p>
... A total of 55 patients with RA/LV DDD pacing systems were initially included. Seven patients had been lost by the end of the study (in fi ve patients, nonsudden cardiac death occurred, and two patients developed ...
7