hemodynamic signal and the electrical signal application_number US 201213478683 A description illustrative embodiments of the invention are described below in the interest of clarity not all features of an actual implementation are described in this specification it will of course be appreciated that in the development of any such actual embodiment numerous implementation specific decisions must be made to achieve the developers 39 specific goals such as compliance with system related and business related constraints which will vary from one implementation to another moreover it will be appreciated that such a development effort might be complex and time consuming but would nevertheless be a routine undertaking for those of ordinary skill in the art having the benefit of this disclosure in accordance with some embodiments of the present invention hemodynamic sensor signals are used to validate the electrical stimulation produced by a pacemaker or a defibrillator to explain the application of the invention in very general terms reference is first made to fig1 a c in some prior art systems as shown in fig1 a electrical sensor 22 senses electrical currents in the heart muscle 24 processor 26 reads electrical sensor 22 and accommodates to the heart 39 s condition by generating conditioned pacing and delivering it to the heart muscle 24 using a pulse generator 28 in.