Streamlined One-wire Logistics Optimize Transcatheter Aortic Valve Replacement

Inclusion Criteria: 1. Scheduled for a THV or BAV procedure in accordance with standard institutional protocols requiring temporary pacing. 2. Willing and able to comply with the follow-up evaluations 3. Been informed of the nature of the study, agrees to its provisions, and has provided written informed consent approved by the appropriate Institutional Review Board (IRB) or Ethics Committee (EC) Exclusion Criteria: 1. Undergoing an emergent procedure 2. An ST elevation myocardial infarction (STEMI) within 7 days of procedure 3. Had cardiac arrest within 7 days of procedure requiring CPR or defibrillation 4. An indication to require mechanical cardiac support (MCS) post-procedure 5. Hemodynamic or respiratory instability requiring inotropic support, mechanical ventilation or mechanical circulatory support within 30 days prior to index procedure 6. Active endocarditis within 30 days prior to index procedure 7. Cardiac imaging evidence of intracardiac mass, thrombus, or vegetation 8. Severe aortic annular or sub annular calcium per operator evaluation. 9. Bicuspid aortic valve stenosis WITH severe raphe calcium per operator evaluation. 10. Had a cerebrovascular accident (CVA) or transient ischemic attack (TIA) within 90 days of index procedure 11. Severe peripheral vascular disease that would preclude safe placement of an introducer sheath 12. A planned alternative (i.e., non-femoral) access site 13. A comorbidity that would preclude index procedure or use of the Solo Pace Fusion System 14. A known, untreated neurological, psychological, psychiatric or other disorder that would interfere with trial endpoints or with cooperation with the requirements of the trial 15. Participating in another investigational drug or device study 16. Pregnant, lactating, or plan to become pregnant during the study (women of child-bearing potential must have a pregnancy test).