About this trial
TA prospective randomized control trial to evaluate the serration angioplasty effect in BTK arteries with varying degrees of calcified plaque.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Rutherford clinical category 4-6 of the target limb
Age of subjects is >18 years old
Patients has given informed consent to participate in this study
Disqualifiers
De novo or restenotic (without prior stent) stenosis (≥70%) or occlusion
Target lesion is in the BTK arteries, including below the knee popliteal, tibioperoneal trunk, tibial, peroneal, and pedal arteries.
Angiographic visual estimated reference vessel diameter is between 2.0 and 5.0 mm.
Lesion length less than 220 mm
Trial design
Parallel
Treatments tested in this trial
Serranator PTA Serration Catheter
DeviceThe Serranator PTA Serration Balloon Catheter is an over-the-wire balloon dilatation catheter designed to perform percutaneous transluminal angioplasty (PTA) for peripheral indications.
PTA (Standard of Care)
DrugA percutaneous transluminal angioplasty catheter will be used to treat the target lesion.
Treatment groups
Trial outcomes
Primary outcomes
Residual Lumen Volume Stenosis
Residual lumen volume stenosis derived by OCT comparing Serration Angioplasty and conventional plain balloon angioplasty (PTA) measured at 10-15min post procedure. The lesion segment is defined as the entire treated segment where the balloon has been inflated.
Secondary outcomes
OCT Residual Diameter Stenosis
Residual stenosis as measured by OCT
Angiography Residual Diameter Stenosis
Residual stenosis as measured by angiography
Dissection Pattern
The incidence of dissection pattern between the study arms as reported by the OCT Corelab. The CoreLab will evaluate OCT images of each dissection including analysis of the length of the dissection, arc of the dissection, number of serrations, and the length of the serration.
Correlation of Luminal Gain and Plaque Modification
The correlation of the plaque modification achieved as determine from the OCT evaluation after treatment with the Study Device to the luminal gain achieved by conventional angioplasty as evaluated by the Core Lab.
Sponsors and contacts
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