Actively Recruiting
SELUTION SLR14 014 BTK A Randomized Study Assessing Safety and Effectiveness of SELUTION SLR14 Drug Eluting Balloon for Below-the-Knee Atherosclerotic Disease in Chronic Limb Threatening Ischemia
Led by M.A. Med Alliance S.A. · Updated on 2026-04-28
376
Participants Needed
48
Research Sites
269 weeks
Total Duration
On this page
Sponsors
M
M.A. Med Alliance S.A.
Lead Sponsor
N
NAMSA
Collaborating Sponsor
AI-Summary
What this Trial Is About
Researchers are evaluating the safety and effectiveness of the SELUTION SLR14 Drug Eluting Balloon DEB compared to plain uncoated balloon angioplasty in patients with peripheral arterial disease PAD affecting the below-the-knee BTK arteries, specifically in those with chronic limb-threatening ischemia CLTI. The study aims to show that the SELUTION SLR14 DEB has better efficacy and similar safety compared to the uncoated balloon treatment. Participants are adults aged 18 years or older with documented CLTI and significant narrowing in BTK arteries. The trial randomly assigns participants to one of two groups one receiving the SELUTION SLR14 DEB and the other receiving plain balloon angioplasty. Both are non-surgical procedures where a catheter inflates a balloon to open narrowed arteries below the knee. Treatments target specific lesions in BTK arteries and must meet detailed angiographic criteria. The study uses a single-blind design and includes follow-up assessments over several years. Participants will undergo evaluations at multiple time points including 30 days, 6 months, and up to 36 months after treatment. Assessments include clinical improvement, amputation rates, wound healing, imaging, and quality of life measures. Safety endpoints are monitored early, while efficacy outcomes are tracked long term. The study also evaluates device and procedural success immediately after treatment. Overall participation may last over three years to gather comprehensive safety and effectiveness data.
CONDITIONS
Brief Title
SELUTION4BTK Trial
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Age 18 years or older
- Life expectancy of at least 1 year
- Documented chronic limb-threatening ischemia in the target limb with Rutherford category 4 or 5 for more than 2 weeks
- Willing and able to provide written informed consent and comply with follow-up
- Female participants of childbearing potential must be non-breastfeeding and have a negative pregnancy test within 7 days before procedure
- Target lesions must be de novo or non-stented restenotic in BTK arteries distal to tibial plateau and above tibiotalar joint
- Target lesions with diameter stenosis of 70% or more, suitable for balloon angioplasty
- Target vessel diameter between 2 mm and 4 mm
- Target lesions confined to a single vessel with total lesion length between 30 mm and 140 mm
- Patent tibial and pedal runoff distal to target lesions or normal terminal branching as specified
- Free of significant inflow vessel disease or successfully treated inflow disease
- Successful lesion preparation with residual stenosis less than or equal to 30% and no flow-limiting dissection before randomization
You will not qualify if you...
- Extensive tissue loss (Rutherford category 6) requiring complex reconstruction or large flap coverage
- Chronic renal insufficiency requiring dialysis or GFR ≤ 30 ml/min/1.73 m2
- Acute renal insufficiency within 48 hours before procedure
- Acute limb ischemia with symptoms less than 2 weeks
- Neuropathic, venous, or mixed wounds
- Prior major amputation of the ipsilateral leg or planned major amputation
- Iliac or common femoral artery bypass within 6 weeks
- Recent or planned surgical or endovascular procedures within 14 to 30 days (with some exceptions)
- Prior drug-coated balloon or stent treatment of target lesion within 1 year or any prior stent with significant restenosis
- Need for treatments such as thrombolysis, stenting, brachytherapy, or re-entry devices
- Target lesion requires pedal or upper extremity access
- Recent treatment with limus-based drug devices within 3 months
- Allergy to Sirolimus or other required agents
- Contraindication to antiplatelet therapy
- Recent disabling stroke or STEMI within 3 months
- Acute coronary syndrome (except stabilized)
- Non-atherosclerotic disease of target vessel or Buerger's disease
- Hypercoagulable or coagulopathy conditions
- Systemic infection with leukocytosis or fever
- Immune compromised conditions or immune-suppressive treatments
- Current or planned cancer treatment or metastatic disease
- NYHA class IV heart failure
- Bedridden status
- Body mass index less than 18
- Participation in another investigational study without completed follow-up
- Other conditions limiting participation or compliance
- Presence of stent in target vessel unless lesion is sufficiently distant and mild restenosis
- Significant inflow disease in common femoral or profunda femoris arteries
- Unsuccessful lesion pre-dilatation or intra-arterial thrombus or embolism
- Need for treatment below tibiotalar joint or pedal arteries
Research Team
K
Kara Piscani
T
Tamarah Suys
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