Effect of electrode locations and respiration in the characterization of myocardial tissue using a transcatheter impedance method

Physiological Measurement

Volumn 25, Issue 5, 2004, Pages 1095-1103

  Salazar, Yolocuauhtli ^a   Cinca, Juan ^b   Rosell Ferrer, Javier ^a  

^a UNIVERSITAT POLITÈCNICA DE CATALUNYA   (Spain)

^b HOSPITAL DE LA SANTA CREU I SANT PAU   (Spain)

Author keywords

Impedance spectroscopy; Ischaemia; Myocardium tissue; Passive electrical properties; Scar

Indexed keywords

ABLATION; ELECTRODES; FINITE ELEMENT METHOD; SPECTROSCOPY; TISSUE;

ELECTRICAL IMPEDANCE SPECTROSCOPY; IMPEDANCE METHOD; IMPEDANCE SPECTROSCOPY; ISCHAEMIA; LEFT VENTRICLES; MYOCARDIAL TISSUE; MYOCARDIUM TISSUE; PASSIVE ELECTRICAL PROPERTY; RADIOFREQUENCY ABLATION; SCAR;

CATHETERS;

ARTICLE; BREATHING; DIAGNOSTIC PROCEDURE; ELECTRODE; HEART; HEART CATHETER; HEART ELECTROPHYSIOLOGY; HEART LEFT VENTRICLE; HISTOLOGY; IMPEDANCE CARDIOGRAPHY; PRIORITY JOURNAL; THORAX;

EID: 7044264843     PISSN: 09673334     EISSN: None     Source Type: Journal    
DOI: 10.1088/0967-3334/25/5/001     Document Type: Article

References (16)

1. Avitall B, Mughal K, Hare J, Helms R and Krum D 1997 The effects of electrode-tissue contact on radiofrequency lesion generation Pacing Clin. Electrophysiol. 20 2899-910
2. Cao H, Speidel M A, Tsai J Z, Van Lysel M S, Vorperian V R and Webster J G 2002a FEM analysis of predicting electrode-myocardium contact from RF cardiac catheter ablation system impedance IEEE Trans. Biomed. Eng. 49 520-6
3. Cao H, Tungjitkusolmun S, Choy Y B, Tsai J Z, Vorperian V R and Webster J G 2002b Using electrical impedance to predict catheter-endocardial contact during RF cardiac ablation IEEE Trans. Biomed. Eng. 49 247-53
4. Cinca J, Warren M, Rodríguez-Sinovas A, Tresànchez M, Carreño A, Bragós R, Casas O, Domingo A and Soler-Soler J 1998 Passive transmission of ischaemic ST segment changes in low electrical resistance myocardial infarct scar in the pig Cardiovasc. Res. 40 103-12
5. Ellenby M I, Small K W, Wells R M, Hoyt D J and Lowe J E 1987 On-line detection of reversible myocardial ischaemic injury by measurement of myocardial electrical impedance Ann. Thorac. Surg. 44 587-97
6. Fallert M A, Mirotznik M S, Downing S W, Savage E B, Foster K R, Josephson M E and Bogen D K 1993 Myocardial electrical impedance mapping of ischaemic sheep hearts and healing aneurysms Circulation 87 199-207
7. Gabriel S, Lau R W and Gabriel C 1996 The dielectric properties of biological tissues: II. Measurements in the frequency range 10 Hz to 20 GHz Phys. Med. Biol. 41 2251-69
8. Haines D E and Verow A F 1990 Observations on electrode-tissue interface temperature and effect on electrical impedance during radiofrequency ablation of ventricular myocardium Circulation 82 1034-8
9. Jain M K, Tomassoni G, Riley R E and Wolf P D 1998 Effect of skin electrode location on radiofrequency ablation lesions: an in vivo and a three-dimensional finite element study J. Cardiovasc. Electrophysiol. 9 1325-35
10. Ko W C, Huang S K, Lin J L, Shau W Y, Lai L P and Chen P H 2001 New method for predicting efficiency of heating by measuring bioimpedance during radiofrequency catheter ablation in humans J. Cardiovasc. Electrophysiol. 12 819-23
11. Petersen H H, Chen X, Pietersen A, Svendsen J H and Haunso S 1999 Temperature-controlled radiofrequency ablation of cardiac tissue: an in vitro study of the impact of electrode orientation, electrode tissue contact pressure and external convective cooling J. Interv. Card. Electrophysiol. 3 257-62
12. Salazar Y, Bragos Y, Casas O, Cinca J and Rosell J 2004 Transmural versus non-transmural in situ electrical impedance spectrum for healthy, ischaemic and healed myocardium IEEE Trans. Biomed. Eng. at press
13. Schwartzman D, Chang I, Michele J J, Mirotznik M S and Foster K R 1999 Electrical impedance properties of normal and chronically-infarcted left ventricular myocardium J. Interv. Card. Electrophysiol. 39 213-24
14. Strickberger S A, Vorperian V R, Man K C, Williamson B D, Kalbfleisch S J, Hasse C, Morady F and Langberg J J 1994 Relation between impedance and endocardial contact during radiofrequency catheter ablation Am. Heart J. 128 226-9
15. Warren M, Bragos R, Casas O, Rodriguez-Sinovas A, Rosell J, Anivarro I and Cinca J 2000 Percutaneous electrocatheter technique for on-line detection of healed transmural myocardial infarction PACE 23 1283-7
16. Zheng X, Walcott G P, Hall J A, Rollins D L, Smith W M, Kay G N and Ideker R E 2000 Electrode impedance: an indicator of electrode-tissue contact and lesion dimensions during linear ablation J. Interv. Card. Electrophysiol. 4 645-54