Also found in: Medical.
VVIRVentricular Rate Modulated Pacing (pacing heart failure fibrillation)
VVIRVoice and Visage of the Islamic Republic (Iranian Radio and Television)
References in periodicals archive ?
Since the patient had good intrinsic sinus rhythm at a rate of 55 bpm and potential complication risk during a subsequent lead revision, which was also refused by the patient, we reprogrammed the generator to VVIR mode that was well tolerated by the patient during follow-up.
26 single chamber pacemakers VVIR MRI-compatible ventricular autocapteur +/- tltransmission.
Of 40 pacemakers 15 were programmed to VVIR, 11 DDDR, 7 DDD, and 7 VDDR modes.