Department of Internal Medicine

Division of Cardiology

Philip R. Ershler, Ph.D.

Research Associate Professor of Internal Medicine - Cardiology
Nora Eccles Harrison Cardiovascular Research and Training Institute,
(CVRTI)

Office:
Fax:
Email:		 (801) 587-9528
(801) 581-3128
ershler@cvrti.utah.edu

Office Address:

Nora Eccles Harrison Cardiovascular Research and Training Institute
University of Utah, Building 500, CVRTI
95 South 2000 East, Room 204A
Salt Lake City, UT 84112-5000

View complete profile.

Education and Training:

  • B.S. in Mathematics, Colorado College, Colorado Springs
  • M.S. in Electrical Engineering, University of Utah
  • Ph.D. in Electrical Engineering, University of Utah

Research Interests:

  • Computer applications in electrophysiology, cardiac mapping, and biophysical research, including high speed, real time data acquisition and image analysis    

Recent Publications:

  • Lux RL, Ershler PR.Cycle length sequence dependent repolarization dynamics. J Electrocardiol. 2003; 36 Suppl: 205-8.
  • Punske BB, Ni Q, Lux RL, MacLeod RS, Ershler PR, Dustman TJ, Allison MJ, Taccardi B. Spatial methods of epicardial activation time determination in normal hearts. Ann Biomed Eng. 2003 Jul-Aug; 31(7): 781-92.
  • Burnes JE, Taccardi B, Ershler PR, Rudy Y. Noninvasive electrocardiogram imaging of substrate and intramural ventricular tachycardia in infarcted hearts. J Am Coll Cardiol. 2001 Dec; 38(7): 2071-8.
  • MacLeod RS, Ni Q, Punske B, Ershler PR, Yilmaz B, Taccardi B. Effects of heart position on the body-surface electrocardiogram. J Electrocardiol. 2000; 33 Suppl: 229-37.
  • Fuller MS, Sandor G, Punske B, Taccardi B, MacLeod RS, Ershler PR, Green LS, Lux RL. Estimates of repolarization dispersion from electrocardiographic measurements. Circulation. 2000 Aug 8; 102(6): 685-91.
  • Fuller MS, Sandor G, Punske B, Taccardi B, MacLeod RS, Ershler PR, Green LS, Lux RL. Estimates of repolarization and its dispersion from electrocardiographic measurements: direct epicardial assessment in the canine heart. J Electrocardiol. 2000 Apr; 33(2): 171-80.
  • Spitzer KW, Ershler PR, Skolnick RL, Vaughan-Jones RD. Generation of intracellular pH gradients in single cardiac myocytes with a microperfusion system. Am J Physiol Heart Circ Physiol. 2000 Apr; 278(4): H1371-82.
  • Lux RL, Fuller MS, MacLeod RS, Ershler PR, Punske BB, Taccardi B. Noninvasive indices of repolarization and its dispersion. J Electrocardiol. 1999; 32 Suppl: 153-7.
  • Punske BB, Lux RL, MacLeod RS, Fuller MS, Ershler PR, Dustman TJ, Vyhmeister Y, Taccardi B. Mechanisms of the spatial distribution of QT intervals on the epicardial and body surfaces. J Cardiovasc Electrophysiol. 1999 Dec; 10(12): 1605-18.
  • Bridge JH, Ershler PR, Cannell MB. Properties of Ca2+ sparks evoked by action potentials in mouse ventricular myocytes. J Physiol. 1999 Jul 15; 518 ( Pt 2): 469-78.
  • Burnes JE, Kaelber DC, Taccardi B, Lux RL, Ershler PR, Rudy Y. A field-compatible method for interpolating biopotentials. Ann Biomed Eng. 1998 Jan-Feb; 26(1): 37-47.
  • Macchi E, Cavalieri M, Stilli D, Musso E, Baruffi S, Olivetti G, Ershler PR, Lux RL, Taccardi B. High-density epicardial mapping during current injection and ventricular activation in rat hearts. Am J Physiol. 1998 Nov; 275(5 Pt 2): H1886-97.
  • Taccardi B, Punske BB, Lux RL, MacLeod RS, Ershler PR, Dustman TJ, Vyhmeister Y. Useful lessons from body surface mapping. J Cardiovasc Electrophysiol. 1998 Jul; 9(7): 773-86. Review.
  • Oster HS, Taccardi B, Lux RL, Ershler PR, Rudy Y. Electrocardiographic imaging: Noninvasive characterization of intramural myocardial activation from inverse-reconstructed epicardial potentials and electrograms. Circulation. 1998 Apr 21; 97(15): 1496-507.
  • Lux RL, Fuller MS, MacLeod RS, Ershler PR, Green LS, Taccardi B. QT interval dispersion: dispersion of ventricular repolarization or dispersion of QT interval? J Electrocardiol. 1998; 30 Suppl: 176-80.
  • Taccardi B, Punske BB, Lux RL, MacLeod R, Ershler PR, Dustman TJ, Ingebrigtsen N. Relationships between myocardial activity and potentials on the ventricular surfaces. J Electrocardiol. 1998; 30 Suppl: 1-4.
  • Ershler PR, Steadman BW, Moore KB, Lux RL. Systems for measuring and tracking electrophysiologic distributions. IEEE Eng Med Biol Mag. 1998 Jan-Feb; 17(1): 56-61.
  • Oster HS, Taccardi B, Lux RL, Ershler PR, Rudy Y. Noninvasive electrocardiographic imaging: reconstruction of epicardial potentials, electrograms, and isochrones and localization of single and multiple electrocardiac events. Circulation. 1997 Aug 5; 96(3): 1012-24.
  • Liu ZW, Jia P, Ershler PR, Taccardi B, Lux RL, Khoury DS, Rudy Y. Noncontact endocardial mapping: reconstruction of electrograms and isochrones from intracavitary probe potentials. J Cardiovasc Electrophysiol. 1997 Apr; 8(4): 415-31.
  • Taccardi B, Lux RL, Ershler PR, MacLeod R, Dustman TJ, Ingebrigtsen N. Anatomical architecture and electrical activity of the heart. Acta Cardiol. 1997; 52(2): 91-105. Review.

Hide complete profile.