atrioventricular conduction block
Conditions
Interventions
radiography group:right ventriculography-guided implantation of the MicraTM leadless pacemaker (Micra) in the right ventricular (RV) mid-septum
non-radiography group :Traditional implantation of the MicraTM leadless pacemaker (Micra) in the right ventricular (RV) mid-septum
Sponsors
The First Affiliated Hospital of Xinjiang Medical University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: Patients with bradyarrhythmias who meet the recommendations of pacemaker implantation category I or II guidelines and receive MicraTM therapy.
Exclusion criteria
Exclusion criteria: (1) Presence of thrombosis or cancer embolus in the inferior vena cava (IVC) or portal vein; (2) Presence of bilateral femoral vein stenosis or tortuosity that failed to accommodate the MicraTM pacemaker delivery system; (3) Inability to tolerate heparinization or allergy to heparin; (4) Presence of implanted devices that interfered with the MicraTM pacemaker delivery system, such as IVC filters or tricuspid mechanical valve replacement; (5) Presence of severe renal insufficiency (glomerular filtration rate <30 mL/min) or iodine allergy; (6) Acute phase of myocardial infarction (7) Contraindications for CT scan.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The duration of the procedure;X-ray exposure (mGry);Pacing parameters;The number of Micra releases;Fluoroscopy duration;age;sex;BMI; | — |
Countries
China
Contacts
Public ContactYaodong Li
The First Affiliated Hospital of Xinjiang Medical University
Outcome results
None listed