Please assess the completion status of the following clinical trial:

Trial Title: Safety and Performance Study of the Siello S Pacing Lead

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: CASE_ONLY
- Primary Purpose: None
- Time Perspective: PROSPECTIVE
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Candidate for de novo implantation of a BIOTRONIK pacemaker system, including one or two Siello S leads. Candidate meets recommendation for pacemaker system implant put forth by guidelines of relevant professional societies.~* Able to understand the nature of the study and provide informed consent.~* Available for follow-up visits on a regular basis at the investigational site for the expected 5 years of follow-up.~* Age greater than or equal to 18 years.~Exclusion Criteria:~* Enrolled in any other investigational clinical study.~* Currently implanted with a pacemaker or ICD device.~* Planned cardiac surgical procedures or interventional measures within the next 6 months.~* Expected to receive a heart transplant within 1 year.~* Life expectancy less than 1 year.~* Presence of another life-threatening, underlying illness separate from their cardiac disorder.~* Pregnant at the time of enrollment.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Pacemaker Therapy (Type: None): Patients with a market-released BIOTRONIK pacemaker system including one or two Siello S leads.

Based on this trial design, predict the completion outcome and termination type (if applicable).