| cardiac pacing, artificial | Regulation of the rate of contraction of the heart muscles by an artificial pacemaker. (12 Dec 1998) |
|---|---|
| pacing catheter | A cardiac catheter with one or more electrodes at its tip which can be used to artificially pace the heart. (05 Mar 2000) |
| underdrive pacing | Electrical stimulation of the heart at a rate lower than that of an existing tachycardia; designed to capture the heart between beats, i.e., to interrupt a reentry pathway in order to terminate the tachycardia. (05 Mar 2000) |
| transthoracic | Passing through the thoracic cavity. (05 Mar 2000) |
| transthoracic oesophagectomy | Resection of the oesophagus through a thoracotomy incision. (05 Mar 2000) |
| transthoracic pacemaker | Artificial pacemaker delivering stimuli through the chest wall usually applied as a temporizing measure in patients with atrioventricular block. (05 Mar 2000) |
| transthoracic pressure | The pressure in the pleural space measured relative to the pressure of the ambient atmosphere outside the chest; the transmural pressure across the chest wall. (05 Mar 2000) |