Coordinated strain and Response of Contraction by Left Bundle Branch Pacing Study
Not Applicable
Recruiting
- Conditions
- Bradycardia
- Registration Number
- JPRN-UMIN000039647
- Lead Sponsor
- Sapporo City General Hospital
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- All
- Target Recruitment
- 15
Inclusion Criteria
Not provided
Exclusion Criteria
Patients who are judged as inappropriate for the study by investigators are excluded.
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Changes in maximum rate of left ventricular pressure (LV-dP/dtmax) and 2D-speckle tracking strain of left ventricle by left bundle branch pacing
- Secondary Outcome Measures
Name Time Method 1 All-cause death, heart failure hospitalization, upgrade to biventricular pacing 2 Reoperation, lead dislodgement, device infection 3 Relationship between LV-dp/dtmax and optimal AV delay 4 Echographic changes of LV strain, LVEF, and LVDd 5 Change in NT-proBNP