Pacing Options in the Adult Patient with Congenital Heart Disease - part 7 potx

... (cardiac vein). Resting 12-lead ECG demonstrating dual chamber pacing. The ventricular lead lies in the middle or a low lateral cardiac vein. There is atrial sensing and ventricular pacing with a ... showing dual chamber pacing in a patient with Ebstein’s anomaly. The passive-fixation atrial lead lies in the atrial appendage. The passive-fixation right ventricular lea...

Ngày tải lên: 14/08/2014, 07:20

... along an intact cephalic vein. Right: The cephalic vein is torn with pushing of the second lead into the subclavian vein. The vein is then invaginated into the subclavian vein enclosing the two ... occasion, the cephalicvein maybreak duringlead insertion. Ifthe two leads cause a very tight fit in the vein, it may, as a consequence, invaginate the vein into the subclavia...

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... passages in a review. First published 20 07 1 20 07 ISBN-13: 97 8-1 -4 05 1-5 56 9-4 ISBN-10: 1-4 05 1-5 56 9-8 Library of Congress Cataloging -in- Publication Data Mond, Harry G. Pacing options in the adult patient ... patient with congenital heart disease / Harry G. Mond, Peter P. Karpawich. p.;cm. Includes bibliographical references and index. ISBN...

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... to the apex [61]. Unless the pacing leads are to be positioned in traditional sites in structurally normal hearts, active-fixation pacing leads are preferable in patients with adult congenital heart ... application in adults with congenital heart disease such as Ebstein’s anomaly or in patients, following the Mustard and Fontan [63] procedures. In these si...

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... difficulties intrying toachieve left ventricu- lar pacing. The incidence of this abnormality draining into the coronary sinus is about 3–5% of patients with structurally abnormal hearts [74 ]. In turn ... coronary sinus Coronary sinus drains into left subclavian vein Univentricular heart Stenosis of the coronary sinus ostium Unroofed coronary sinus Wolff-Parkinson-White Coronary s...

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... ventricular lead passing inferior without a bend as if into the floor of the right atrium and fits nicely with the accompany- ing schematic. Depending on its position in the ventricle, the lead tip may ... for myocardial dysfunction, including patients with congenital heart block, biventricular pacing did prove to be effective in improving symptoms and function [128, 12...

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... abnormal- ity of the heart and results from the normal fetal circulation persisting post natal. An incidence of 27% in otherwise normal hearts has been reported with the incidence falling with advancing ... epi- cardial pacing via a cardiac venous branch of the coronary sinus [185]. A case in which both venae cavae drained into a large coronary sinus and did not allow a p...

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... ventricular pacing with dominant R waves from V1 to V4 (Figure 20.11). The axis is, however, dependent on the position of the lead in the leftventricle. The higher thelead in the chamber, the more prominent the ... of the great vessels. Two resting 12-lead ECGs of the single chamber pacing system shown in Figure 20.12 demonstrating left ventricular (LV) pacing...

Ngày tải lên: 14/08/2014, 07:20

... (univentricular heart) . Resting 12-lead ECG from the same patient in Figure 23.4, demonstrating dual chamber pacing. There is both sensing and pacing in the atrium. Ventricular pacing demonstrates ... Prejean CA. Pacing in the middle cardiac vein in a patient with tricuspid prosthesis. PACE 2002; 25: 243–244. 73 Bos HS, Pop GAM, Stel EA et al. Dual site coronary...

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... with univentricular heart (Abstract). PACE 1994; 17: 806. 251 Blackburn MEC, Gibbs JL. Ventricular pacing from the coronary sinus in a patient with a Fontan circulation. Br Heart J 1993; 70 : 578 – 579 . 252 ... children with Fontan circulation. Heart 19 97; 77 : 574 – 575 . 254 West JNW, Shearmann CP, Gammage MD. Permanent pacemaker positioning via the inferior vena c...

Ngày tải lên: 14/08/2014, 07:20