Trial Outcomes & Findings for Trial for A Novel Facilitated Antegrade Steering Technique in Revascularization of Coronary Chronic Total Occlusions (NCT NCT03901079)

NCT ID: NCT03901079

Last Updated: 2023-12-08

Results Overview

6 subjects have the results data, and 5 of them (83.3%) reported technical success. One (16.7%) failed.

Recruitment status

TERMINATED

Target enrollment

20 participants

Primary outcome timeframe

Subject follow up will occur via telephone contact or clinic visit at 30 days,6 and 12 months post index procedure.

Results posted on

2023-12-08

Participant Flow

Participant milestones

Participant milestones
Measure
CTO BridgePoint System
BridgePoint CTO System: * CrossBoss Catheter * Stingray LP Catheter * Stingray Guidewire and Extension Wire single-arm study: single-arm study
Overall Study
STARTED
20
Overall Study
COMPLETED
12
Overall Study
NOT COMPLETED
8

Reasons for withdrawal

Reasons for withdrawal
Measure
CTO BridgePoint System
BridgePoint CTO System: * CrossBoss Catheter * Stingray LP Catheter * Stingray Guidewire and Extension Wire single-arm study: single-arm study
Overall Study
8 of the 20 subjects already enrolled were unable to complete the the 12-month follow-up
8

Baseline Characteristics

Race and Ethnicity were not collected from any participant.

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
CTO BridgePoint System
n=20 Participants
BridgePoint CTO System: * CrossBoss Catheter * Stingray LP Catheter * Stingray Guidewire and Extension Wire single-arm study: single-arm study
Age, Continuous
57.5 years
STANDARD_DEVIATION 9.4 • n=20 Participants
Sex: Female, Male
Female
3 Participants
n=20 Participants
Sex: Female, Male
Male
17 Participants
n=20 Participants
Current diabetes mellitus
Yes
4 Participants
n=20 Participants
Current diabetes mellitus
No
16 Participants
n=20 Participants
History of hyperlipidemia requiring medication
Yes
18 Participants
n=20 Participants
History of hyperlipidemia requiring medication
No
2 Participants
n=20 Participants
History of hypertension requiring medication
Yes
9 Participants
n=20 Participants
History of hypertension requiring medication
No
11 Participants
n=20 Participants
Family history of coronary artery disease
Yes
3 Participants
n=20 Participants
Family history of coronary artery disease
No
16 Participants
n=20 Participants
Family history of coronary artery disease
Unknown
1 Participants
n=20 Participants
History of Myocardial Infarction (MI)
Yes
3 Participants
n=20 Participants
History of Myocardial Infarction (MI)
No
17 Participants
n=20 Participants
History of congestive heart failure
Yes
0 Participants
n=20 Participants
History of congestive heart failure
No
20 Participants
n=20 Participants
Current anginal status
None
6 Participants
n=20 Participants
Current anginal status
Stable angina
5 Participants
n=20 Participants
Current anginal status
Unstable angina
8 Participants
n=20 Participants
Current anginal status
Unknown
1 Participants
n=20 Participants
Does Subject have silent ischemia
Yes
0 Participants
n=20 Participants
Does Subject have silent ischemia
No
20 Participants
n=20 Participants
History of Percutaneous Coronary Intervention (PCI)
Yes
8 Participants
n=20 Participants
History of Percutaneous Coronary Intervention (PCI)
No
12 Participants
n=20 Participants
History of Coronary Artery Bypass Graft (CABG) surgery
Yes
0 Participants
n=20 Participants
History of Coronary Artery Bypass Graft (CABG) surgery
No
19 Participants
n=20 Participants
History of Coronary Artery Bypass Graft (CABG) surgery
Unknown
1 Participants
n=20 Participants
History of arrhythmia
Yes
1 Participants
n=20 Participants
History of arrhythmia
No
19 Participants
n=20 Participants
Left Ventricular Ejection Fraction (LVEF) measured
Yes
19 Participants
n=20 Participants
Left Ventricular Ejection Fraction (LVEF) measured
No
1 Participants
n=20 Participants
History of cardiogenic shock
Yes
0 Participants
n=20 Participants
History of cardiogenic shock
No
20 Participants
n=20 Participants

PRIMARY outcome

Timeframe: Subject follow up will occur via telephone contact or clinic visit at 30 days,6 and 12 months post index procedure.

Population: Only 6 subjects have the results of technical success or not.

6 subjects have the results data, and 5 of them (83.3%) reported technical success. One (16.7%) failed.

Outcome measures

Outcome measures
Measure
CTO BridgePoint System
n=6 Participants
BridgePoint CTO System: * CrossBoss Catheter * Stingray LP Catheter * Stingray Guidewire and Extension Wire single-arm study: single-arm study
Technical Success: Successfully Facilitate Placement of a Guidewire Beyond a CTO Lesion in the True Vessel Lumen/Within the Collaterals
Success
5 Participants
Technical Success: Successfully Facilitate Placement of a Guidewire Beyond a CTO Lesion in the True Vessel Lumen/Within the Collaterals
Failed
1 Participants

Adverse Events

CTO BridgePoint System

Serious events: 4 serious events
Other events: 0 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
CTO BridgePoint System
n=20 participants at risk
BridgePoint CTO System: * CrossBoss Catheter * Stingray LP Catheter * Stingray Guidewire and Extension Wire single-arm study: single-arm study
Cardiac disorders
Coronary artery atherosclerotic heart disease
20.0%
4/20 • Number of events 4 • Baseline,30 days, 6 months and 12 months

Other adverse events

Adverse event data not reported

Additional Information

Chenchen FAN

BSC

Phone: +861085216427

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place