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Clinical Trial Summary

The STEP V Study is a prospective, multicenter, acute (in-hospital), single-arm feasibility study. The objective of the study is to evaluate the early safety and performance of the latest AtaCor EV Temporary Pacing Lead System over a two-day use period with Subjects restricted to bedrest. Lead performance will also be evaluated without bedrest restrictions in the limited period shortly before lead removal on the last follow-up day.


Clinical Trial Description

The primary safety objective is freedom from Adverse Device Effects (ADE). The primary performance objective is summary statistics for pacing capture threshold, impedance, and sensed R-wave amplitude with the StealthTrac Lead from insertion through removal. Up to three (3) Investigational Sites will participate with up to 16 subjects enrolled in the study. Subjects indicated for closed-chest cardiac invasive procedures will be eligible for participation. Subjects undergoing a qualifying index procedure will have a Model AC-101400 StealthTrac Lead inserted and evaluated over the follow-up period. Subject participation is expected to be 2 days with the Study Lead inserted, plus 30 days post lead removal. A 30 day (+/-3 days) post-removal follow-up will also be performed to document any latent adverse events. Subjects remain enrolled until completion of the 30-Day Follow Up. The maximum duration for study participation is 33 days. The Study is expected to last up to 3 months after first enrollment: Enrollment and follow-up (1 month) and final report (2 months). ;


Study Design


Related Conditions & MeSH terms


NCT number NCT05633394
Study type Interventional
Source AtaCor Medical, Inc.
Contact Michael Husby, MS, MPH
Phone +1 949-392-8988
Email michael@atacor.com
Status Recruiting
Phase N/A
Start date January 23, 2023
Completion date May 25, 2024

See also
  Status Clinical Trial Phase
Recruiting NCT05610033 - Pilot evaluatIon Of NovEl tEmpoRary ExtraVascular PACING (PIONEER EV PACING) Study N/A
Completed NCT04538287 - AtaCor Subcostal Temporary Extravascular Pacing III Study N/A
Completed NCT04374929 - Subcostal Temporary Extracardiac Pacing II Study N/A
Completed NCT04096365 - Subcostal Temporary Extracardiac Pacing Study N/A
Completed NCT05457673 - Subcostal Temporary Extravascular Pacing IV (STEP IV) Study N/A