Subcostal Temporary Extracardiac Pacing Study
STEP
Sponsor study identifier
interventional
12
1 country
1
Study Start
August 25, 2019
Actual (reported)Primary Completion
November 7, 2019
Actual (reported)Study Completion
November 7, 2019
Actual (reported)Up to 15 subjects will be enrolled to evaluate initial safety and performance of the AtaCor Temporary Pacing System. Safety will be evaluated through analysis of all Adverse Events. Performance will be evaluated through (1) the incidence of successful StealthTrac Lead placement using the MACH I Delivery Tool, (2) electrical performance measurements, such as pacing capture thresholds, sensed R-wave amplitudes, pacing impedance and skeletal muscle stimulation at rest. Appropriate sensing and pacing capture will be ascertained from ECG Holter Monitor recordings during periods of in-hospital ambulation.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
November 7, 2019
Actual (reported)Click on a node to explore related trials.
Some registry-reported names shown below are not yet linked in this graph.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
August 25, 2019
Actual (reported)September 17, 2019
Actual (reported)September 19, 2019
Actual (reported)November 7, 2019
Actual (reported)November 7, 2019
Actual (reported)February 3, 2021
Actual (reported)Safety Outcome: Number of Subjects Experiencing an Adverse Device Effect
Safety will be evaluated through analysis of all Adverse Device Effects
30 days
Performance Outcome: Mean Pacing Capture Threshold (V)
Minimum current required to pacing the heart (in multiple postures)
Up to 2 days post insertion
Performance Outcome: Mean Pacing Impedance (Ohms)
Impedance measured while pacing the heart (in multiple postures)
Up to 2 days post insertion
Performance Outcome: Mean R-Wave Amplitude (mV)
R-Wave amplitudes measured while sensing the heart (in multiple postures)
Up to 2 days post insertion
Performance Outcome: % of R-R Intervals With Appropriate Pacing and Sensing During Activity
ECG Holter Recordings obtained during periods of rest and in-hospital activity. The % of R-R intervals with appropriate pacing is calculated as the number of paced intervals that demonstrate pacing capture / the total number of pacing intervals. The % of R-R intervals with appropriate sensing is calculated as the number of intervals where pacing is appropriately delivered or inhibited (depending on the programmed settings of the pacemaker) / the total number of R-R intervals. The outcomes are presented a % of intervals and not an average of the percentages observed across patients.
Paced QRS Duration (ms)
1 day after insertion
Echocardiographic Assessment of Left Ventricular Stroke Volume During Pacing (mL)
2 days after insertion
All subjects will receive a subcostal temporary extracardiac pacing lead for a minimum of 48 hours in-hospital and undergo all protocol testing.
The StealthTrac Lead is designed to facilitate extracardiac temporary ventricular pacing and sensing. The distal end of the StealthTrac Lead is designed to reside within the connective tissue of the anterior mediastinum outside the pericardium. The StealthTrac Lead is delivered using the MACH I Delivery Tool, which is designed to facilitate insertion of the StealthTrac Lead through a small skin incision parallel to the sternum, without the need for fluoroscopic guidance.
Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.
Sanatorio Italiano
Asunción, Paraguay
Martin Burke, D.O.
AtaCor Medical
Adrian Ebner, M.D.
Sanatorio Italiano
12 participants (actual enrollment reported by the registry).
First Submitted
September 17, 2019
First Posted
September 19, 2019
Study Start
August 25, 2019
Actual (reported)Pilot evaluatIon Of NovEl tEmpoRary ExtraVascular PACING (PIONEER EV PACING) Study
Up to 2 days post insertion
Contact the study team to confirm eligibility.
Primary Completion
November 7, 2019
Actual (reported)Study Completion
November 7, 2019
Actual (reported)Last Updated
February 3, 2021
Results First Posted
February 3, 2021
Record last verified: 2021-02
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Source: ClinicalTrials.gov.
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