Sentence examples for heart pacing from inspiring English sources

The latest decline reflected a second-quarter earnings report on July 20 that highlighted disappointing weaknesses in the company's two biggest businesses — its Taxus coronary stents and the heart pacing and defibrillating devices acquired when it bought Guidant last year.

Using an external heart pacing method (Wessells & Bodmer, 2004), we tested cardiac stress resistance.

Other applications (e.g., stimulation of the cochlea, embryonic heart pacing) emerged using non-contact delivery of pulsed light via fibers as well [ 13– 16].

To validate this assertion, the heart failure and recovery assays were performed via the heart pacing protocol as described by Wessells et al. (2004) [ 10] with applying a sustained 80V electric shock during 30 seconds.

During the entire experiment, the heart rate, pacing status (heart paced yes or no), aortic pressure, and blood flow were monitored.

However, in Cx43+/− hearts, pacing resulted in a significant prolongation of ventricular effective refractory period (VERP) compared with unpaced and paced wild-types and unpaced Cx43+/− hearts.

In Cx43+/− hearts, pacing resulted in a significant prolongation of ventricular effective refractory period and APD and significant diminution of Iss compared with unpaced Cx43+/− hearts.

A spokesman for Medtronic Inc., a leading manufacturer of defibrillators, said the study was flawed because the patients who participated did not need their hearts paced for them.

WT, RyR2 p/s and RyR2s/s hearts paced at 10 Hz showed statistically indistinguishable VERPs of 63 ± 11.2 (n=3), 56.3 ± 8.4 (n=3) and 66.5 ± 18.5 ms (n = 3 hearts) respectively.

Finally, spontaneous after-depolarizations, previously implicated in the triggering of arrhythmias, were observed in hearts paced at both 8 and 10 Hz (n=2) (Fig. 7c).

Measurements of steady-state cardiac function were made at 20 cm-H2O preload and 75 mmHg afterload of hearts paced at 300 beats/min.