Skip to main content
. Author manuscript; available in PMC: 2010 Jun 1.
Published in final edited form as: Heart Rhythm. 2009 Feb 24;6(6):796–802. doi: 10.1016/j.hrthm.2009.02.028

Figure 1.

Figure 1

A: Schematic diagram of optrode insertion in the anterior LV wall. Fibers are packed into hexagonal bundle with fiber ends separated by 1.5 mm. B: Parameters of AP measurements. The top trace is a Vm recording during VF; the bottom trace is its derivative. C: Transmural recordings during pacing at a CL of 500 ms. The mean APD60 at the 8 recording sites was 136±6 ms.