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Revascularization With Modification Using Definitive IVL and Serration Remodeling for Optimal Lumen (REMODEL I)

2026年5月4日 更新者:Cagent Vascular LLC

REMODEL I: Revascularization With Modification Using Definitive IVL and Serration Remodeling for Optimal Lumen

The objective of this first-in-human study is to assess the safety and effectiveness of the Serranator Sonic Intravascular Lithotripsy (IVL) System™ for the treatment of peripheral artery disease.

研究概览

研究类型

介入性

注册 (估计的)

30

阶段

  • 不适用

联系人和位置

本节提供了进行研究的人员的详细联系信息,以及有关进行该研究的地点的信息。

学习联系方式

研究联系人备份

参与标准

研究人员寻找符合特定描述的人,称为资格标准。这些标准的一些例子是一个人的一般健康状况或先前的治疗。

资格标准

适合学习的年龄

  • 成人
  • 年长者

接受健康志愿者

不

描述

*Inclusion Criteria for Cohort A: ATK arm of the study:

Clinical:

  • Subject is ≥ 18 years of age
  • Target limb is Rutherford Clinical Category 2, 3 or 4
  • Resting ABI of ≤0.90, or TBI ≤0.70 of the target limb

Angiographic:

  • Subject must have a de novo target lesion in a native superficial femoral artery (SFA) or popliteal artery
  • Reference vessel diameter (RVD) between 4.0 and 8.0mm
  • Target lesion must have a diameter stenosis of ≥70%
  • Lesion calcification is at least moderate
  • Total planned target lesion length must be ≤150mm
  • Chronic total occlusion lesion length is ≤100mm
  • Subject has at least one patent tibial vessel on the target limb with runoff to the foot

    • Exclusion Criteria for Cohort A: ATK arm of the study:

Clinical:

  • Rutherford Clinical Categories 0, 1, 5 and 6
  • Subject with known pregnancy or is nursing
  • Subject has acute or chronic renal disease, defined as serum creatinine of >2.5 mg/dL or >220 µmol/L or on dialysis

Angiographic:

  • Target lesions >150mm by visual estimation
  • Chronic total occlusions > 100mm by visual estimation
  • No or mild calcium present in the target lesion

    • Inclusion Criteria for Cohort B: BTK arm of the study:

Clinical:

  • Age of subject is ≥18
  • Rutherford Clinical Category 2 - 5 (with tissue loss limited to the digits and no evidence of infection)

Angiographic:

  • Single or two target lesion(s) located in a de novo artery distal to the trifurcation vessels
  • Target vessel reference diameter is between 2.5mm and 4.0 mm
  • Target lesion with diameter stenosis ≥50%
  • Target lesion is ≤150mm in length
  • Subject has at least one patent tibial vessel (>50%) with run-off to the foot.
  • Calcification is at least moderate

    • Exclusion Criteria for Cohort B: BTK arm of the study:

Clinical:

  • Rutherford Clinical Category 0,1 or 6
  • Gangrene of the lower extremity
  • Patient is pregnant or nursing

Angiographic:

  • Target lesion is within only lower extremity vessel with < 50% stenosis
  • Target lesion length exceeds 150mm
  • Patient has chronic total occlusion of target lesion

学习计划

本节提供研究计划的详细信息,包括研究的设计方式和研究的衡量标准。

研究是如何设计的?

设计细节

  • 主要用途:治疗
  • 分配:非随机化
  • 介入模型:并行分配
  • 屏蔽:无(打开标签)

武器和干预

参与者组/臂
干预/治疗
实验性的:Above-the-Knee
For blockages in the legs that occur above the knee.
Serration remodeling balloon angioplasty with Intravascular Lithotripsy of the superficial femoral and popliteal arteries for Cohort A: Above-the-Knee; treatment of the infrapopliteal and inframalleolar arteries for Cohort B: Below-the-Knee.
实验性的:Below-the-Knee
For blockages in the legs that occur below the knee.
Serration remodeling balloon angioplasty with Intravascular Lithotripsy of the superficial femoral and popliteal arteries for Cohort A: Above-the-Knee; treatment of the infrapopliteal and inframalleolar arteries for Cohort B: Below-the-Knee.

研究衡量的是什么?

主要结果指标

结果测量
措施说明
大体时间
Primary Safety: Major Adverse Events
大体时间:30 Days

Primary Safety: Major Adverse Events (MAE), measured at 30 days and defined as a composite of:

  • All cardiovascular death
  • Major amputation
  • Clinically-driven target lesion revascularization (CD-TLR)
30 Days
Primary Effectiveness: Procedural Success
大体时间:Procedure

Procedural Success, defined as:

<50% residual stenosis of the target lesion (with or without adjunctive PTA therapy and/or stenting) by angiographic core-lab assessment

Procedure

次要结果测量

结果测量
措施说明
大体时间
Freedom from Major Adverse Events at 6 months
大体时间:6 months
Freedom from Major Adverse Events, defined as a composite of all cardiovascular death, major amputation, and clinically-driven target lesion revascularization
6 months
Freedom from Major Adverse Events at 12 months
大体时间:12 months
Freedom from Major Adverse Events defined as a composite of all cardiovascular death, major amputation, and clinically-driven target lesion revascularization.
12 months
Procedural success of ≤30% residual stenosis of the target lesion
大体时间:Procedure
Procedural success of ≤30% residual stenosis of the target lesion (with or without adjunctive PTA therapy and/or stenting) by angiographic core lab assessment
Procedure
Patency rates of target lesion by duplex ultrasound
大体时间:30 Days, 6 Months, and 12 Months
Patency rates at 30 days, 6 months, and 12 months of target lesion by duplex ultrasound. Target vessel patency by duplex ultrasound, defined as freedom from > 50% restenosis, as assessed by duplex ultrasound peak systolic velocity ratio of ≥2.5
30 Days, 6 Months, and 12 Months
Freedom from clinically-driven target lesion revascularization
大体时间:30 Days, 6 Months, and 12 Months
Freedom from clinically-driven target lesion revascularization (CD-TLR) at 30 days, 6 months, and 12 months
30 Days, 6 Months, and 12 Months
Change in Ankle-Brachial Index/Toe-Brachial Index
大体时间:30 Days, 6 Months, and 12 Months
Change in Ankle-Brachial Index/Toe-Brachial Index (TBI) at 30 days, 6 months, and 12 months, as compared to baseline
30 Days, 6 Months, and 12 Months
Change in Rutherford Category
大体时间:30 Days, 6 Months, and 12 Months
Change in Rutherford Category at 30 days, 6 months and 12 months, as compared to baseline
30 Days, 6 Months, and 12 Months
Change in Walking Impairment Questionnaire score
大体时间:30 Days, 6 Months, and 12 Months
Change in Walking Impairment Questionnaire (WIQ) score at 30 days, 6 months and 12 months, as compared to baseline
30 Days, 6 Months, and 12 Months
Change in EuroQol-5D-3L
大体时间:30 Days, 6 Months, and 12 Months
Change in EuroQol-5D-3L (EQ-5D-3L) at 30 days, 6 months and 12 months, as compared to baseline
30 Days, 6 Months, and 12 Months

合作者和调查者

在这里您可以找到参与这项研究的人员和组织。

研究记录日期

这些日期跟踪向 ClinicalTrials.gov 提交研究记录和摘要结果的进度。研究记录和报告的结果由国家医学图书馆 (NLM) 审查,以确保它们在发布到公共网站之前符合特定的质量控制标准。

研究主要日期

学习开始 (估计的)

2026年5月1日

初级完成 (估计的)

2026年8月1日

研究完成 (估计的)

2027年9月1日

研究注册日期

首次提交

2026年5月4日

首先提交符合 QC 标准的

2026年5月4日

首次发布 (实际的)

2026年5月8日

研究记录更新

最后更新发布 (实际的)

2026年5月8日

上次提交的符合 QC 标准的更新

2026年5月4日

最后验证

2026年5月1日

更多信息

与本研究相关的术语

药物和器械信息、研究文件

研究美国 FDA 监管的药品

不

研究美国 FDA 监管的设备产品

是的

在美国制造并从美国出口的产品

是的

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