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出境医 / 临床实验 / BGP+ Stent as Bridging Stent in BEVAR

BGP+ Stent as Bridging Stent in BEVAR

Study Description
Brief Summary:
The objective of this clinical investigation is to evaluate, in a controlled setting, the safety and performance of the BGP+ balloon expandable covered stent Graft System (Bentley InnoMed, Hechingen, Germany) implanted as bridging stent in BEVAR (branched endovascular aortic repair) for complex aortic aneurysms.

Condition or disease Intervention/treatment Phase
Thoracoabdominal Aortic Aneurysm, Without Mention of Rupture Device: BGP+ Stent Graft System as bridging stent Phase 3

Study Design
Layout table for study information
Study Type : Interventional  (Clinical Trial)
Estimated Enrollment : 100 participants
Allocation: N/A
Intervention Model: Single Group Assignment
Intervention Model Description: Application of BeGraft Peripheral Plus (BGP+) Stent Graft System as bridging stent in Branched Endovascular Repair (BEVAR) for complex aortic aneurysms
Masking: None (Open Label)
Primary Purpose: Treatment
Official Title: Physician-Initiated Trial Investigating the BeGraft Peripheral Plus Stent Graft System as Bridging Stent in BEVAR for Complex Aortic Aneurysms
Actual Study Start Date : September 9, 2020
Estimated Primary Completion Date : December 31, 2022
Estimated Study Completion Date : December 31, 2023
Arms and Interventions
Arm Intervention/treatment
Experimental: BGP+ Stent Graft System
Application of BeGraft Peripheral Plus (BGP+) Stent Graft System as bridging stent in Branched Endovascular Repair (BEVAR) for complex aortic aneurysms
Device: BGP+ Stent Graft System as bridging stent
BGP+ Stent Graft System as bridging stent

Outcome Measures
Primary Outcome Measures :
  1. Efficacy endpoint (1) - Technical success [ Time Frame: 1 day post-op ]
    defined as successfully introduction and deployment of the BGP+ balloon expandable covered Stent Graft System implanted as bridging stent in BEVAR

  2. Efficacy endpoint (2) - Bridging stent patency at 12 months [ Time Frame: 12 months post-op ]
    defined as absence of restenosis (≥50% stenosis) or sole target vessel occlusion based on CT angio at 12 months

  3. Safety endpoint - Absence of procedure related complications and bridging stent related endoleaks at 12 months [ Time Frame: 12 months post-op ]
    Absence of procedure related complications and bridging stent related endoleaks at 12 months


Secondary Outcome Measures :
  1. Bridging stent patency post-procedure [ Time Frame: 1 day post-op, 6- and 24- months post-op ]
    defined as absence of restenosis (≥50% stenosis) or sole target vessel occlusion based on Duplex Ultrasound or CT Angio

  2. Freedom from bridging stent related endoleaks post-procedure [ Time Frame: 1 day post-op, 6- and 24- months post-op ]
    Freedom from bridging stent related endoleaks post-op, at 6- and 24- months, based on imaging (duplex ultrasound, CT angiography)

  3. Freedom from bridging stent related secondary intervention [ Time Frame: 1 day post-op, 6-, 12- and 24- months post-op ]
    Freedom from bridging stent related secondary intervention

  4. Freedom from type I & III endoleaks post-procedure post-procedure [ Time Frame: 1 day post-op, 6-, 12-, and 24- months post-op ]
    Freedom from type I & III endoleaks post-op and at 6-, 12- and 24- months, based on imaging (duplex ultrasound, CT angiography)

  5. 30-day mortality [ Time Frame: 30 days post-op ]
  6. Freedom from stent graft migration [ Time Frame: 1 day post-op, 6-, 12 -and 24- months post-op ]
    defined as freedom from stent graft migration (more than 10 mm)

  7. Freedom from AAA diameter increase [ Time Frame: 6-, 12- and 24- months post-op ]
    defined as more than 5mm increase in maximum diameter measured at 6-, 12- and 24- months as compared to post-op implantation, based on imaging (duplex ultrasound or CT Angiography)

  8. Freedom from aneurysm related secondary endovascular procedures [ Time Frame: 1 day post-op, at 6-, 12- and 24- months post-op ]
    Freedom from aneurysm related secondary endovascular procedures post-op

  9. Freedom from conversion to open surgical repair post-procedure [ Time Frame: 1 day post-op, 6-, 12-, 24- months post-op ]
    Freedom from conversion to open surgical repair post-op and at 6, 12 and 24 months

  10. Freedom from aneurysm related mortality post-procedure [ Time Frame: 1 day post-op, 6-, 12-, 24- months post-op ]
  11. Freedom from aneurysm rupture post-implantation [ Time Frame: up to 12- and 24- months post-op ]
    Freedom from aneurysm rupture within 12- and 24-months post-implantation

  12. Freedom from any major adverse events post-procedural and at 6 and 12 months [ Time Frame: 1 day post-op, 6-, 12- and 24- months post-op ]
  13. Health Related Quality of Life scores [ Time Frame: 12- and 24- months post-op ]
    Health Related Quality of Life scores at 12- and 24 months post implantation


Eligibility Criteria
Layout table for eligibility information
Ages Eligible for Study:   55 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Patient eligible for elective repair of TAAA with BEVAR in accordance with the applicable guidelines for vascular interventions (Aneurysm size 6cm or aneurysm growth of >5mm within 6 months or 1cm within 1 year)
  • Patient is willing to comply with specified follow-up evaluations at the specified times
  • Patient is >55 years old
  • Patient understands the nature of the procedure and provides written informed consent, prior to enrolment in the trial
  • Patient has a projected life-expectancy of at least 12-months
  • Patient needs to have a landing zone in their target vessel of at least 15 mm, and coverage/ wall adaptation of the BGP+ should be obtained for at least 10 mm.
  • The access vessel for introduction of the sheath through which the BGP+ will be advanced should be at least 3mm (it should be able to fit a 8F sheath)
  • No early important division branch from the target vessel with risk of coverage
  • Absence of dissection
  • Target vessels (renal arteries, superior mesenteric artery and celiac trunk) should have a diameter between 5 and 10 mm

Exclusion Criteria:

  • Previously implanted stent in the target vessel
  • Renal artery with >100° cranial orientation
  • Patients refusing treatment
  • Patients for whom antiplatelet therapy, anticoagulants or thrombolytic drugs are contraindicated
  • Patients with uncorrected bleeding disorders or heparin induced thrombocytopenia
  • Female patient with child bearing potential not taking adequate contraceptives or currently breastfeeding
  • Any planned surgical intervention/procedure within 30 days of the trial procedure
  • Patients with rupture or any patient considered to be hemodynamically unstable at onset of procedure
  • Patient is currently participating in another investigational drug or device trial that has not completed the entire follow up period.
  • Patients with diffuse distal disease resulting in poor stent outflow
  • Fresh thrombus formation
  • Patients with known hypersensitivity to the stent material (L605) and/or PTFE
  • Hybrid Approach
  • Patients with a connective tissue disorder
  • Patients with mycotic or inflammatory aneurysm
  • Myocardial infarction or stroke within 3 months prior to the procedure
  • Patients with an unstable angina pectoris or heart insufficiency NYHA 3 or 4
  • Patients with ASA classification 5 or higher
  • Contraindications against contrast enhanced angiography (a.e. massive hyperthyroidism)
  • Patients with increased risk of intraoperative rupture
  • Patients with access vessel which are too tortuous, narrow or any kind of reason that would lead to failure of introducing and advancing an introducer sheath
Contacts and Locations

Contacts
Layout table for location contacts
Contact: Jeroen Wauters +3252252822 jeroen.wauters@fcre.eu
Contact: Annelena Held-Wehmöller, Dr. 0049 15785128140 annelena.held@fcre.eu

Locations
Layout table for location information
Germany
University Hospital Aachen Recruiting
Aachen, Germany
Contact: Drosos Kotelis, Prof. Dr.         
University Hospital Eppendorf, UKE Hamburg Recruiting
Hamburg, Germany
Contact: Kölbel Tilo, Prof. Dr.         
University Hospital Leipzig Recruiting
Leipzig, Germany
Contact: Dierk Scheinert, Prof. Dr.         
University Hospital LMU Munich Recruiting
Munich, Germany
Contact: Nikolaos Tsilimparis, Prof. Dr.         
St. Franziskus Hospital Recruiting
Münster, Germany, 48145
Contact: Martin Austermann, Dr.         
Klinikum Nürnberg Süd Recruiting
Nürnberg, Germany
Contact: Eric Verhoeven, Prof. Dr.         
Principal Investigator: Eric Verhoeven, Prof. Dr.         
Sub-Investigator: Athanasios Katsargyris, Dr.         
University Hospital Regensburg Recruiting
Regensburg, Germany
Contact: Kyriakos Oikonomou, Dr.         
Hospital Stuttgart Not yet recruiting
Stuttgart, Germany
Contact: Philipp Geisbüsch, Prof. Dr.         
Sponsors and Collaborators
Prof. Giovanni Torsello
Investigators
Layout table for investigator information
Study Director: Giovanni Torsello, Prof. Dr. Foundation for Cardiovascular Research and Education
Tracking Information
First Submitted Date  ICMJE June 6, 2019
First Posted Date  ICMJE June 12, 2019
Last Update Posted Date May 18, 2021
Actual Study Start Date  ICMJE September 9, 2020
Estimated Primary Completion Date December 31, 2022   (Final data collection date for primary outcome measure)
Current Primary Outcome Measures  ICMJE
 (submitted: November 2, 2020)
  • Efficacy endpoint (1) - Technical success [ Time Frame: 1 day post-op ]
    defined as successfully introduction and deployment of the BGP+ balloon expandable covered Stent Graft System implanted as bridging stent in BEVAR
  • Efficacy endpoint (2) - Bridging stent patency at 12 months [ Time Frame: 12 months post-op ]
    defined as absence of restenosis (≥50% stenosis) or sole target vessel occlusion based on CT angio at 12 months
  • Safety endpoint - Absence of procedure related complications and bridging stent related endoleaks at 12 months [ Time Frame: 12 months post-op ]
    Absence of procedure related complications and bridging stent related endoleaks at 12 months
Original Primary Outcome Measures  ICMJE
 (submitted: June 11, 2019)
  • Efficacy endpoint (1) - Technical success [ Time Frame: 1 day post-op ]
    defined as successfully introduction and deployment of the BeGraft Plus balloon expandable covered Stent Graft System implanted as bridging stent in BEVAR
  • Efficacy endpoint (2) - Bridging stent patency at 12 months [ Time Frame: 12 months post-op ]
    defined as absence of restenosis (≥50% stenosis) or sole target vessel occlusion based on CT angio at 12 months
  • Safety endpoint - Absence of procedure related complications and bridging stent related endoleaks at 12 months [ Time Frame: 12 months post-op ]
    Absence of procedure related complications and bridging stent related endoleaks at 12 months
Change History
Current Secondary Outcome Measures  ICMJE
 (submitted: November 2, 2020)
  • Bridging stent patency post-procedure [ Time Frame: 1 day post-op, 6- and 24- months post-op ]
    defined as absence of restenosis (≥50% stenosis) or sole target vessel occlusion based on Duplex Ultrasound or CT Angio
  • Freedom from bridging stent related endoleaks post-procedure [ Time Frame: 1 day post-op, 6- and 24- months post-op ]
    Freedom from bridging stent related endoleaks post-op, at 6- and 24- months, based on imaging (duplex ultrasound, CT angiography)
  • Freedom from bridging stent related secondary intervention [ Time Frame: 1 day post-op, 6-, 12- and 24- months post-op ]
    Freedom from bridging stent related secondary intervention
  • Freedom from type I & III endoleaks post-procedure post-procedure [ Time Frame: 1 day post-op, 6-, 12-, and 24- months post-op ]
    Freedom from type I & III endoleaks post-op and at 6-, 12- and 24- months, based on imaging (duplex ultrasound, CT angiography)
  • 30-day mortality [ Time Frame: 30 days post-op ]
  • Freedom from stent graft migration [ Time Frame: 1 day post-op, 6-, 12 -and 24- months post-op ]
    defined as freedom from stent graft migration (more than 10 mm)
  • Freedom from AAA diameter increase [ Time Frame: 6-, 12- and 24- months post-op ]
    defined as more than 5mm increase in maximum diameter measured at 6-, 12- and 24- months as compared to post-op implantation, based on imaging (duplex ultrasound or CT Angiography)
  • Freedom from aneurysm related secondary endovascular procedures [ Time Frame: 1 day post-op, at 6-, 12- and 24- months post-op ]
    Freedom from aneurysm related secondary endovascular procedures post-op
  • Freedom from conversion to open surgical repair post-procedure [ Time Frame: 1 day post-op, 6-, 12-, 24- months post-op ]
    Freedom from conversion to open surgical repair post-op and at 6, 12 and 24 months
  • Freedom from aneurysm related mortality post-procedure [ Time Frame: 1 day post-op, 6-, 12-, 24- months post-op ]
  • Freedom from aneurysm rupture post-implantation [ Time Frame: up to 12- and 24- months post-op ]
    Freedom from aneurysm rupture within 12- and 24-months post-implantation
  • Freedom from any major adverse events post-procedural and at 6 and 12 months [ Time Frame: 1 day post-op, 6-, 12- and 24- months post-op ]
  • Health Related Quality of Life scores [ Time Frame: 12- and 24- months post-op ]
    Health Related Quality of Life scores at 12- and 24 months post implantation
Original Secondary Outcome Measures  ICMJE
 (submitted: June 11, 2019)
  • Bridging stent patency post-op and at 6 months [ Time Frame: 1 day post-op and 6 months post-op ]
    defined as absence of restenosis (≥50% stenosis) or sole target vessel occlusion based on Duplex Ultrasound or CT Angio
  • Freedom from bridging stent related endoleaks post-op and at 6 months [ Time Frame: 1 day post-op and 6 months post-op ]
    Freedom from bridging stent related endoleaks post-op and at 6 months, based on imaging (duplex ultrasound, CT angiography)
  • Freedom from bridging stent related secondary intervention post-op at 6 and 12 months. [ Time Frame: 1 day post-op and at 6 and 12 months post-op ]
    Freedom from bridging stent related endoleaks post-op and at 6 and 12 months, based on imaging (duplex ultrasound, CT angiography)
  • Freedom from type I & III endoleaks post-procedure post-op and at 6 and 12 months [ Time Frame: 1 day post-op and at 6 and 12 months post-op ]
    Freedom from type I & III endoleaks post-op and at 6 and 12 months, based on imaging (duplex ultrasound, CT angiography)
  • 30-day mortality [ Time Frame: 30 days post-op ]
  • Freedom from stent graft migration post-op and at 6 and 12 [ Time Frame: 1 day post-op and at 6 and 12 months post-op ]
    defined as freedom from stent graft migration (more than 10 mm)
  • Freedom from AAA diameter increase at 6 and 12 months post-op [ Time Frame: 6 and 12 months post-op ]
    defined as more than 5mm increase in maximum diameter measured at 6 and 12 months as compared to post-op implantation, based on imaging (duplex ultrasound or CT Angiography)
  • Freedom from aneurysm related secondary endovascular procedures post-op and at 6 and 12 months [ Time Frame: 1 day post-op and at 6 and 12 months post-op ]
    Freedom from aneurysm related secondary endovascular procedures post-op and at 6 months, based on imaging (duplex ultrasound, CT angiography)
  • Freedom from conversion to open surgical repair post-procedure and at 6 and 12 months [ Time Frame: 1 day post-op, 6 and 12 months post-op ]
    Freedom from conversion to open surgical repair post-op and at 6 months, based on imaging (duplex ultrasound, CT angiography)
  • Freedom from aneurysm related mortality post-procedure and at 6 and 12 months [ Time Frame: 1 day post-op and at 6 and 12 months post-op ]
  • Freedom from aneurysm rupture within 12 months post-implantation [ Time Frame: up to 12 months post-op ]
  • Freedom from any major adverse events post-procedural and at 6 and 12 months [ Time Frame: 1 day post-op and at 6 and 12 months post-op ]
  • Health Related Quality of Life scores at 12 months post-implantation by using EQ-5D questionnaire [ Time Frame: 12 months post-op ]
Current Other Pre-specified Outcome Measures Not Provided
Original Other Pre-specified Outcome Measures Not Provided
 
Descriptive Information
Brief Title  ICMJE BGP+ Stent as Bridging Stent in BEVAR
Official Title  ICMJE Physician-Initiated Trial Investigating the BeGraft Peripheral Plus Stent Graft System as Bridging Stent in BEVAR for Complex Aortic Aneurysms
Brief Summary The objective of this clinical investigation is to evaluate, in a controlled setting, the safety and performance of the BGP+ balloon expandable covered stent Graft System (Bentley InnoMed, Hechingen, Germany) implanted as bridging stent in BEVAR (branched endovascular aortic repair) for complex aortic aneurysms.
Detailed Description Not Provided
Study Type  ICMJE Interventional
Study Phase  ICMJE Phase 3
Study Design  ICMJE Allocation: N/A
Intervention Model: Single Group Assignment
Intervention Model Description:
Application of BeGraft Peripheral Plus (BGP+) Stent Graft System as bridging stent in Branched Endovascular Repair (BEVAR) for complex aortic aneurysms
Masking: None (Open Label)
Primary Purpose: Treatment
Condition  ICMJE Thoracoabdominal Aortic Aneurysm, Without Mention of Rupture
Intervention  ICMJE Device: BGP+ Stent Graft System as bridging stent
BGP+ Stent Graft System as bridging stent
Study Arms  ICMJE Experimental: BGP+ Stent Graft System
Application of BeGraft Peripheral Plus (BGP+) Stent Graft System as bridging stent in Branched Endovascular Repair (BEVAR) for complex aortic aneurysms
Intervention: Device: BGP+ Stent Graft System as bridging stent
Publications * Not Provided

*   Includes publications given by the data provider as well as publications identified by ClinicalTrials.gov Identifier (NCT Number) in Medline.
 
Recruitment Information
Recruitment Status  ICMJE Recruiting
Estimated Enrollment  ICMJE
 (submitted: June 11, 2019)
100
Original Estimated Enrollment  ICMJE Same as current
Estimated Study Completion Date  ICMJE December 31, 2023
Estimated Primary Completion Date December 31, 2022   (Final data collection date for primary outcome measure)
Eligibility Criteria  ICMJE

Inclusion Criteria:

  • Patient eligible for elective repair of TAAA with BEVAR in accordance with the applicable guidelines for vascular interventions (Aneurysm size 6cm or aneurysm growth of >5mm within 6 months or 1cm within 1 year)
  • Patient is willing to comply with specified follow-up evaluations at the specified times
  • Patient is >55 years old
  • Patient understands the nature of the procedure and provides written informed consent, prior to enrolment in the trial
  • Patient has a projected life-expectancy of at least 12-months
  • Patient needs to have a landing zone in their target vessel of at least 15 mm, and coverage/ wall adaptation of the BGP+ should be obtained for at least 10 mm.
  • The access vessel for introduction of the sheath through which the BGP+ will be advanced should be at least 3mm (it should be able to fit a 8F sheath)
  • No early important division branch from the target vessel with risk of coverage
  • Absence of dissection
  • Target vessels (renal arteries, superior mesenteric artery and celiac trunk) should have a diameter between 5 and 10 mm

Exclusion Criteria:

  • Previously implanted stent in the target vessel
  • Renal artery with >100° cranial orientation
  • Patients refusing treatment
  • Patients for whom antiplatelet therapy, anticoagulants or thrombolytic drugs are contraindicated
  • Patients with uncorrected bleeding disorders or heparin induced thrombocytopenia
  • Female patient with child bearing potential not taking adequate contraceptives or currently breastfeeding
  • Any planned surgical intervention/procedure within 30 days of the trial procedure
  • Patients with rupture or any patient considered to be hemodynamically unstable at onset of procedure
  • Patient is currently participating in another investigational drug or device trial that has not completed the entire follow up period.
  • Patients with diffuse distal disease resulting in poor stent outflow
  • Fresh thrombus formation
  • Patients with known hypersensitivity to the stent material (L605) and/or PTFE
  • Hybrid Approach
  • Patients with a connective tissue disorder
  • Patients with mycotic or inflammatory aneurysm
  • Myocardial infarction or stroke within 3 months prior to the procedure
  • Patients with an unstable angina pectoris or heart insufficiency NYHA 3 or 4
  • Patients with ASA classification 5 or higher
  • Contraindications against contrast enhanced angiography (a.e. massive hyperthyroidism)
  • Patients with increased risk of intraoperative rupture
  • Patients with access vessel which are too tortuous, narrow or any kind of reason that would lead to failure of introducing and advancing an introducer sheath
Sex/Gender  ICMJE
Sexes Eligible for Study: All
Ages  ICMJE 55 Years and older   (Adult, Older Adult)
Accepts Healthy Volunteers  ICMJE No
Contacts  ICMJE
Contact: Jeroen Wauters +3252252822 jeroen.wauters@fcre.eu
Contact: Annelena Held-Wehmöller, Dr. 0049 15785128140 annelena.held@fcre.eu
Listed Location Countries  ICMJE Germany
Removed Location Countries  
 
Administrative Information
NCT Number  ICMJE NCT03982940
Other Study ID Numbers  ICMJE FCRE-190129
Has Data Monitoring Committee Yes
U.S. FDA-regulated Product
Studies a U.S. FDA-regulated Drug Product: No
Studies a U.S. FDA-regulated Device Product: No
IPD Sharing Statement  ICMJE
Plan to Share IPD: No
Responsible Party Prof. Giovanni Torsello, FCRE (Foundation for Cardiovascular Research and Education)
Study Sponsor  ICMJE Prof. Giovanni Torsello
Collaborators  ICMJE Not Provided
Investigators  ICMJE
Study Director: Giovanni Torsello, Prof. Dr. Foundation for Cardiovascular Research and Education
PRS Account FCRE (Foundation for Cardiovascular Research and Education)
Verification Date May 2021

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP