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BRight DCB First-in-Human Study

Primary Purpose

Peripheral Artery Disease

Status
Active
Phase
Not Applicable
Locations
International
Study Type
Interventional
Intervention
BRight DCB
Sponsored by
Biotronik CRC Inc.
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Peripheral Artery Disease

Eligibility Criteria

18 Years - undefined (Adult, Older Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  1. The subject has provided written informed consent
  2. The subject is willing to participate in the clinical investigation and to comply with the study procedures and follow-up visits
  3. Lifestyle-limiting claudication or rest pain requiring treatment of superficial femoral (SFA) and/or proximal popliteal artery (PPA)
  4. Rutherford-Becker Clinical Category of 2, 3 or 4
  5. Target vessel reference diameter ≥5 mm and ≤ 6 mm (by visual estimation)
  6. De novo lesion with >50% stenosis by operator visual estimate within the SFA and/or proximal popliteal arteries in a single limb.
  7. Lesion must be located ≥ 1 cm below the Common Femoral Artery (CFA) bifurcation and terminate distally at ≥ 3 cm proximal to the knee joint (radiographic joint space)
  8. Single lesion length ≤100 mm for de novo stenotic lesions, or ≤ 70 mm for occluded lesions (one long lesion or multiple serial lesions) by operator visual estimate. Note: Only 1 lesion per patient can be treated. Multiple serial lesions are allowed provided that they can be treated as a single lesion with one balloon.
  9. Successful guidewire crossing of lesion.
  10. After pre-dilatation, the target lesion is ≤ 30% residual stenosis with no flow limiting dissection and treatable with a single balloon
  11. Inflow artery is patent, free from significant lesion stenosis (>50% stenosis considered significant) as confirmed by angiography.
  12. Target limb with at least 1 patent (less than 50% stenosis) tibio-peroneal run-off vessel in the target limb confirmed at baseline. (Note: treatment of outflow disease is not permitted.)

Exclusion Criteria:

  1. Females who are pregnant, lactating, or intended to become pregnant, or males intending to father children during the study
  2. Subject under current medication known to affect CYP3A4 metabolism
  3. Contraindication to dual anti-platelet therapy
  4. Subject is receiving chronic anticoagulation therapy (e.g. low molecular weight heparin, warfarin, or novel direct oral anticoagulants (N(D)OACs)).
  5. Known intolerance to study medications, Limus- like drug or contrast agents that in the opinion of the investigator could not be adequately pretreated
  6. Current participation in an investigational drug or another device study
  7. History of hemorrhagic stroke within 3 months
  8. Patients with a history of Myocardial Infarction (MI) or thrombolysis within 30 days prior-index procedure
  9. Previous or planned surgical or interventional procedure within 14 days before or 30 days after index procedure (successful treatment of the ipsilateral and contralateral iliac arteries is permitted prior to enrollment- contralateral iliac artery treatment with no drug eluting technology is allowed during the index procedure)
  10. Prior endovascular treatment of the target lesion (e.g., POBA, DCB, BMS, DES, cutting balloons, scoring balloons, cryoplasty, thrombectomy, atherectomy, brachytherapy or laser devices)
  11. Previous placement of a bypass graft proximal to the target lesion
  12. Chronic renal insufficiency (eGFR < 30 mL/min within 72 hours prior to index procedure)
  13. No normal proximal arterial segment in which duplex ultrasound velocity ratios could be measured.
  14. Subject is unable to walk without assistance (e.g. walker, cane).
  15. Subject is receiving immunosuppressant therapy.
  16. Subject has known or suspected active infection at the time of the index procedure.
  17. Subject has platelet count < 100,000/mm3 or > 700,000/mm3.
  18. Subject has white blood cell (WBC) count < 3,000/mm3.
  19. Subject is unable to tolerate blood transfusions because of religious beliefs or other reasons.
  20. Subject has history of gastrointestinal hemorrhage requiring a transfusion within 3 months prior to the index procedure.
  21. Life expectancy less than 12 months due to other comorbidities, that in the investigators opinion, could limit subject ability to comply with the study required follow-up visits/procedure and threaten the study scientific integrity
  22. Treatment of the contralateral limb during the same procedure or within 30 days following the study procedure (exclusive of the iliac arteries, which can be treated prior to enrollment or during the index procedure if no drug eluting technology is used)
  23. Non femoral vascular access
  24. Target lesion would require treatment with more than one balloon
  25. Known inadequate distal outflow
  26. Acute or sub-acute thrombus in the target vessel
  27. Aneurysmal target vessel
  28. Use of adjunctive therapies (i.e. laser, atherectomy, cryoplasty, scoring/cutting balloon, brachytherapy) during the study procedure in the target lesion or target vessel
  29. Presence of concentric calcification that precludes PTA pre-dilatation
  30. Significant contralateral or ipsilateral common femoral disease that requires intervention during the index procedure
  31. Persistent hemodynamically-significant stenosis following predilatation or residual stenosis of >30%, stent placement, or flow-limiting (Grade D or greater) dissection following pre-dilatation
  32. In-stent restenosis

Sites / Locations

  • Prince of Wales Hospital
  • Fiona Stanley Hospital
  • Royal Perth Hospital
  • Royal North Shore Hospital
  • Medical University Graz
  • Klinikum Hochsauerland
  • Auckland City Hospital

Arms of the Study

Arm 1

Arm Type

Experimental

Arm Label

BRight DCB

Arm Description

Outcomes

Primary Outcome Measures

Late Lumen Loss
Late Lumen Loss, as measure by quantitative vascular angiography (QVA)

Secondary Outcome Measures

Device success
Successful delivery, balloon inflation/deflation and retrieval of the intact trial device
Acute technical success
Successful vascular access and completion of the endovascular procedure and immediate achievement of a final residual diameter stenosis of ≤30% of the treated lesion by core laboratory assessed QVA on the completion angiography with no bailout stenting
Acute procedural success
Technical success without the occurrence of death, major target limb amputation, thrombosis of the target lesion, or clinically-driven TLR within 72 hours of the index procedure
Major Adverse Event (MAE) rate
MAE is a composite of device or procedure related death within 30 days post index procedure, major index limb amputation, cd TLR
Clinically-driven Target Lesion Revascularization (cd TLR) rate
cd TLR is defined as any repeat intervention of the target lesions or surgical bypass of the target vessel performed for restenosis > 50% or other complication involving the target lesion, after documentation of recurrent clinical symptoms of the patient.
Clinically-driven Target Vessel Revascularization (cd TVR) rate
cd TVR, defined as any repeat percutaneous intervention or surgical bypass of any segment of the target vessel, after documentation of recurrent clinical symptoms of the patient.
All-cause of death rate
Amputation (minor and major) rate
rate of amputation (minor and major)
Change in Rutherford Classification as compared to baseline
change in the Rutherford classification between baseline and follow-up
Change in resting target limb Ankle Brachial Index (ABI) as compared to baseline
change in ABI between baseline and follow-up
Target lesion Binary Restenosis
Defined as duplex ultrasound peak systolic velocity ratio (PSVR) > 2.5 (if DUS is completed) or angiographic assessment which suggests stenosis > 50% by QVA
Target lesion primary patency
Target lesion primary patency defined as duplex ultrasound peak systolic velocity ratio (PSVR) ≤ 2.5 (if DUS is completed) or angiographic assessment which suggests stenosis ≤ 50% by QVA and the absence of Clinically-driven TLR (adjudicated by a CEC)
Change in the Walking Impairment questionnaire (WIQ) as compared to baseline
change in WIQ between baseline and follow-up
Embolic event of the index limb
occurrence of embolic event as visualized on angiography

Full Information

First Posted
August 13, 2020
Last Updated
August 8, 2023
Sponsor
Biotronik CRC Inc.
Collaborators
Biotronik AG
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1. Study Identification

Unique Protocol Identification Number
NCT04525794
Brief Title
BRight DCB First-in-Human Study
Official Title
BIOTRONIK- First-in-Human Assessment of the Safety and Clinical Performance of a Sirolimus Derivative-Coated Balloon (BRight DCB) in the Treatment of Subjects With de Novo Lesions in the Superficial Femoral and Proximal Popliteal Artery (BRight First Study)
Study Type
Interventional

2. Study Status

Record Verification Date
August 2023
Overall Recruitment Status
Active, not recruiting
Study Start Date
February 4, 2021 (Actual)
Primary Completion Date
September 2023 (Anticipated)
Study Completion Date
April 2024 (Anticipated)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Biotronik CRC Inc.
Collaborators
Biotronik AG

4. Oversight

Studies a U.S. FDA-regulated Drug Product
No
Studies a U.S. FDA-regulated Device Product
No
Data Monitoring Committee
Yes

5. Study Description

Brief Summary
The primary aim of this clinical study is to assess the safety and clinical performance of the BRight drug-coated balloon (DCB) in the treatment of lower limb arteries stenosis in subjects with Peripheral Artery Disease (PAD). The primary endpoint will be Late Lumen Loss (LLL) of the target lesion at 6 months.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Peripheral Artery Disease

7. Study Design

Primary Purpose
Treatment
Study Phase
Not Applicable
Interventional Study Model
Single Group Assignment
Masking
None (Open Label)
Allocation
N/A
Enrollment
48 (Actual)

8. Arms, Groups, and Interventions

Arm Title
BRight DCB
Arm Type
Experimental
Intervention Type
Device
Intervention Name(s)
BRight DCB
Intervention Description
The BRight Drug-Coated Percutaneous Transluminal Angioplasty (PTA) Balloon catheter (BRight DCB) is intended for dilatation of de novo lesions in native superficial femoral or popliteal arteries with a simultaneous release of drug to the vessel wall as a secondary action to reduce occurrence of a restenosis of the treated vessel segment.
Primary Outcome Measure Information:
Title
Late Lumen Loss
Description
Late Lumen Loss, as measure by quantitative vascular angiography (QVA)
Time Frame
6 months post index procedure
Secondary Outcome Measure Information:
Title
Device success
Description
Successful delivery, balloon inflation/deflation and retrieval of the intact trial device
Time Frame
during procedure
Title
Acute technical success
Description
Successful vascular access and completion of the endovascular procedure and immediate achievement of a final residual diameter stenosis of ≤30% of the treated lesion by core laboratory assessed QVA on the completion angiography with no bailout stenting
Time Frame
during procedure
Title
Acute procedural success
Description
Technical success without the occurrence of death, major target limb amputation, thrombosis of the target lesion, or clinically-driven TLR within 72 hours of the index procedure
Time Frame
72 hours post index procedure
Title
Major Adverse Event (MAE) rate
Description
MAE is a composite of device or procedure related death within 30 days post index procedure, major index limb amputation, cd TLR
Time Frame
1, 6 and 12 months post index procedure
Title
Clinically-driven Target Lesion Revascularization (cd TLR) rate
Description
cd TLR is defined as any repeat intervention of the target lesions or surgical bypass of the target vessel performed for restenosis > 50% or other complication involving the target lesion, after documentation of recurrent clinical symptoms of the patient.
Time Frame
1, 6 and 12 months post index procedure
Title
Clinically-driven Target Vessel Revascularization (cd TVR) rate
Description
cd TVR, defined as any repeat percutaneous intervention or surgical bypass of any segment of the target vessel, after documentation of recurrent clinical symptoms of the patient.
Time Frame
1, 6 and 12 months post index procedure
Title
All-cause of death rate
Time Frame
1, 6 and 12 months post index procedure
Title
Amputation (minor and major) rate
Description
rate of amputation (minor and major)
Time Frame
1, 6 and 12 months post index procedure
Title
Change in Rutherford Classification as compared to baseline
Description
change in the Rutherford classification between baseline and follow-up
Time Frame
1, 6 and 12 months post index procedure
Title
Change in resting target limb Ankle Brachial Index (ABI) as compared to baseline
Description
change in ABI between baseline and follow-up
Time Frame
1, 6 and 12 months post index procedure
Title
Target lesion Binary Restenosis
Description
Defined as duplex ultrasound peak systolic velocity ratio (PSVR) > 2.5 (if DUS is completed) or angiographic assessment which suggests stenosis > 50% by QVA
Time Frame
1, 6 and 12 months post index procedure
Title
Target lesion primary patency
Description
Target lesion primary patency defined as duplex ultrasound peak systolic velocity ratio (PSVR) ≤ 2.5 (if DUS is completed) or angiographic assessment which suggests stenosis ≤ 50% by QVA and the absence of Clinically-driven TLR (adjudicated by a CEC)
Time Frame
1, 6 and 12 months post index procedure
Title
Change in the Walking Impairment questionnaire (WIQ) as compared to baseline
Description
change in WIQ between baseline and follow-up
Time Frame
1, 6 and 12 months post index procedure
Title
Embolic event of the index limb
Description
occurrence of embolic event as visualized on angiography
Time Frame
during procedure

10. Eligibility

Sex
All
Minimum Age & Unit of Time
18 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: The subject has provided written informed consent The subject is willing to participate in the clinical investigation and to comply with the study procedures and follow-up visits Lifestyle-limiting claudication or rest pain requiring treatment of superficial femoral (SFA) and/or proximal popliteal artery (PPA) Rutherford-Becker Clinical Category of 2, 3 or 4 Target vessel reference diameter ≥5 mm and ≤ 6 mm (by visual estimation) De novo lesion with >50% stenosis by operator visual estimate within the SFA and/or proximal popliteal arteries in a single limb. Lesion must be located ≥ 1 cm below the Common Femoral Artery (CFA) bifurcation and terminate distally at ≥ 3 cm proximal to the knee joint (radiographic joint space) Single lesion length ≤100 mm for de novo stenotic lesions, or ≤ 70 mm for occluded lesions (one long lesion or multiple serial lesions) by operator visual estimate. Note: Only 1 lesion per patient can be treated. Multiple serial lesions are allowed provided that they can be treated as a single lesion with one balloon. Successful guidewire crossing of lesion. After pre-dilatation, the target lesion is ≤ 30% residual stenosis with no flow limiting dissection and treatable with a single balloon Inflow artery is patent, free from significant lesion stenosis (>50% stenosis considered significant) as confirmed by angiography. Target limb with at least 1 patent (less than 50% stenosis) tibio-peroneal run-off vessel in the target limb confirmed at baseline. (Note: treatment of outflow disease is not permitted.) Exclusion Criteria: Females who are pregnant, lactating, or intended to become pregnant, or males intending to father children during the study Subject under current medication known to affect CYP3A4 metabolism Contraindication to dual anti-platelet therapy Subject is receiving chronic anticoagulation therapy (e.g. low molecular weight heparin, warfarin, or novel direct oral anticoagulants (N(D)OACs)). Known intolerance to study medications, Limus- like drug or contrast agents that in the opinion of the investigator could not be adequately pretreated Current participation in an investigational drug or another device study History of hemorrhagic stroke within 3 months Patients with a history of Myocardial Infarction (MI) or thrombolysis within 30 days prior-index procedure Previous or planned surgical or interventional procedure within 14 days before or 30 days after index procedure (successful treatment of the ipsilateral and contralateral iliac arteries is permitted prior to enrollment- contralateral iliac artery treatment with no drug eluting technology is allowed during the index procedure) Prior endovascular treatment of the target lesion (e.g., POBA, DCB, BMS, DES, cutting balloons, scoring balloons, cryoplasty, thrombectomy, atherectomy, brachytherapy or laser devices) Previous placement of a bypass graft proximal to the target lesion Chronic renal insufficiency (eGFR < 30 mL/min within 72 hours prior to index procedure) No normal proximal arterial segment in which duplex ultrasound velocity ratios could be measured. Subject is unable to walk without assistance (e.g. walker, cane). Subject is receiving immunosuppressant therapy. Subject has known or suspected active infection at the time of the index procedure. Subject has platelet count < 100,000/mm3 or > 700,000/mm3. Subject has white blood cell (WBC) count < 3,000/mm3. Subject is unable to tolerate blood transfusions because of religious beliefs or other reasons. Subject has history of gastrointestinal hemorrhage requiring a transfusion within 3 months prior to the index procedure. Life expectancy less than 12 months due to other comorbidities, that in the investigators opinion, could limit subject ability to comply with the study required follow-up visits/procedure and threaten the study scientific integrity Treatment of the contralateral limb during the same procedure or within 30 days following the study procedure (exclusive of the iliac arteries, which can be treated prior to enrollment or during the index procedure if no drug eluting technology is used) Non femoral vascular access Target lesion would require treatment with more than one balloon Known inadequate distal outflow Acute or sub-acute thrombus in the target vessel Aneurysmal target vessel Use of adjunctive therapies (i.e. laser, atherectomy, cryoplasty, scoring/cutting balloon, brachytherapy) during the study procedure in the target lesion or target vessel Presence of concentric calcification that precludes PTA pre-dilatation Significant contralateral or ipsilateral common femoral disease that requires intervention during the index procedure Persistent hemodynamically-significant stenosis following predilatation or residual stenosis of >30%, stent placement, or flow-limiting (Grade D or greater) dissection following pre-dilatation In-stent restenosis
Facility Information:
Facility Name
Prince of Wales Hospital
City
Randwick
State/Province
New South Wales
ZIP/Postal Code
2031
Country
Australia
Facility Name
Fiona Stanley Hospital
City
Perth
Country
Australia
Facility Name
Royal Perth Hospital
City
Perth
Country
Australia
Facility Name
Royal North Shore Hospital
City
Sydney
Country
Australia
Facility Name
Medical University Graz
City
Graz
State/Province
Styria
ZIP/Postal Code
8036
Country
Austria
Facility Name
Klinikum Hochsauerland
City
Arnsberg
ZIP/Postal Code
59759
Country
Germany
Facility Name
Auckland City Hospital
City
Auckland
Country
New Zealand

12. IPD Sharing Statement

Plan to Share IPD
No

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BRight DCB First-in-Human Study

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