A Trail of Sperstent® Used for Residual Lesions of Femoropopliteal Arteries

NCT ID: NCT06539689

Last Updated: 2024-08-06

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

NA

Total Enrollment

240 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-06-04

Study Completion Date

2026-12-31

Brief Summary

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This is a prospective, multi-center, randomized trial designed to investigate the efficacy and safety of Sperstent® peripheral spot stent system versus Everflex® self-expanding peripheral stent system in the endovascular treatment of post-balloon angioplasty (post-PTA) residual lesions including stenoses and/or dissections in femoral and proximal popliteal arteries.

Detailed Description

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Conditions

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Peripheral Arterial Disease Stenosis Dissection

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Sperstent® peripheral spot stent system

subjects using the Sperstent® peripheral spot stent system

Group Type EXPERIMENTAL

Sperstent® peripheral spot stent system

Intervention Type DEVICE

Sperstent® peripheral spot stent system, Percutaneous Transluminal Angioplasty (PTA), Digital Subtraction Angiography(DSA)

Everflex® self-expanding peripheral stent system

subjects using the Everflex® self-expanding peripheral stent system

Group Type ACTIVE_COMPARATOR

Everflex® self-expanding peripheral stent system

Intervention Type DEVICE

Everflex® self-expanding peripheral stent system, Percutaneous Transluminal Angioplasty (PTA), Digital Subtraction Angiography(DSA)

Interventions

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Sperstent® peripheral spot stent system

Sperstent® peripheral spot stent system, Percutaneous Transluminal Angioplasty (PTA), Digital Subtraction Angiography(DSA)

Intervention Type DEVICE

Everflex® self-expanding peripheral stent system

Everflex® self-expanding peripheral stent system, Percutaneous Transluminal Angioplasty (PTA), Digital Subtraction Angiography(DSA)

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Age 18-85 years old, male or female;
* The target lesion is located in the superficial femoral artery or the proximal popliteal artery;
* Peripheral arterial stenosis or occlusive disease with symptoms consistent with the Rutherford classification 2 to 5;
* Estimated life expectancy \>1 year;
* Subject has been informed of and understands the nature of the study and provides signed informed consent to participate in the study.


* Stenosis rate ≥70% under DSA by visual estimate, or 100% occluded lesion with a total lesion length less than 150mm (by visual estimate);
* Reference vessel diameter is between 3 mm and 7.5 mm, 50mm≤Total cumulative length of target lesions≤250mm; (In the case of bilimb lesions, a single target lesion with one limb meeting the protocol criteria is selected by the investigator; More than 2cm between lesions are considered as 2 lesions);
* After PTA treatment by DCB, there exists residual lesions, such as the target lesion has over 30% residual DS and/or presence of at least one post-PTA dissection (Type A-F) (by visual estimate);
* Patients with unobstructed inflow tract or successfully treated, visual residual stenosis ≤50%;
* Angiography showed at least one outflow tract was unobstructed at the distal end (Stenosis degree ≤70% before intervention).

Exclusion Criteria

* Target vessel had undergone open surgery such as bypass surgery or the target lesion is in-stent restenosis;
* Patients with serum creatinine \>2.5mg/dl during screening or undergoing long-term hemodialysis or peritoneal dialysis;
* Severe coagulation disorder;
* Patients with major vascular-related diseases, including acute lower extremity ischemia, active disseminated intravascular coagulation, thromboangiitis obliterans, deep vein thrombosis, and aneurysms of therapeutic lateral vessels (deep femur, superficial femur, or popliteal artery);
* A history of major organ failure or other serious illness (including severe coronary heart disease, severe cardiac insufficiency, severe neurosis, or mental illness); Have received or plan organ transplantation, severe gastrointestinal bleeding);
* Myocardial infarction or symptomatic stroke occurred within 3 months prior to enrollment;
* Thrombolysis of target vessel within 72 hours before surgery, did not completely dissolve the thrombus;
* Systemic infection or uncontrolled infection within the target limb;
* Known allergy to contrast agents, nickel or titanium (Nitinol), heparin, aspirin, clopidogrel, anesthetics;
* Women who are pregnant or breast-feeding, or women of childbearing age who have family plans within 1 year;
* Patients who are planning to have major lower limb amputations on the target side of the lesion;
* Endovascular or surgical procedures are performed on the target limb within 30 days before or 30 days after surgery;
* Participating in clinical trials of other medical devices or drugs;
* The investigator considers the patient is not suitable for participation in the clinical trial.


* Failure of the guidewire to pass through the lesion;
* During the procedure, the target lesions had received or were scheduled to receive volume reduction procedures such as cryogenic angioplasty, laser angioplasty, and percutaneous intracavity plaque gyrotomy;
* The target lesion before stent implantation is thrombotic obliteration, which is not suitable for stent implantation;
* The target lesions were severely calcified and could not fully predilate; Or grade 4 calcification;
* Acute vascular occlusion or acute or subacute thrombosis in the target lesion;
* Stent was implanted into the target vessel before enrollment.
Minimum Eligible Age

18 Years

Maximum Eligible Age

85 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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FrontAce Scientific Co., Ltd

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Beijing Friendship Hospital, Capital Medical University

Beijing, Beijing Municipality, China

Site Status NOT_YET_RECRUITING

The First Affiliated Hospital of Chongqing Medical University

Chongqing, Chongqing Municipality, China

Site Status NOT_YET_RECRUITING

The Second Hospital of Hebei Medical University

Shijiazhuang, Hebei, China

Site Status NOT_YET_RECRUITING

First Affiliated Hospital of Zhengzhou University

Zhengzhou, Henan, China

Site Status NOT_YET_RECRUITING

Liyuan Hospital, Tongji Medical College, Huazhong University of Science and Technology

Wuhan, Hubei, China

Site Status RECRUITING

Nanjing Drum Tower Hospital

Nanjing, Jiangsu, China

Site Status RECRUITING

Affiliated Hospital of Nantong University

Nantong, Jiangsu, China

Site Status NOT_YET_RECRUITING

Renji Hospital, Shanghai Jiao Tong University School of Medicine

Shanghai, Shanghai Municipality, China

Site Status NOT_YET_RECRUITING

The Affiliated Hospital of Southwest Medical University

Luzhou, Sichuan, China

Site Status NOT_YET_RECRUITING

The First Affiliated Hospital, Zhejiang University School of Medicine

Hangzhou, Zhejiang, China

Site Status NOT_YET_RECRUITING

Hospital of Chengdu University of TCM

Chengdu, , China

Site Status NOT_YET_RECRUITING

Shanghai East Hospital

Shanghai, , China

Site Status RECRUITING

Countries

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China

Central Contacts

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Min Zhou, Dr.

Role: CONTACT

01186-25-83106666 ext. 60770

Xiang Wang, Dr.

Role: CONTACT

01186-21-38804518 ext. 22265

Facility Contacts

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Hai Feng

Role: primary

Yu Zhao

Role: primary

Wei Bi

Role: primary

Zhen Li

Role: primary

Zibo Feng

Role: primary

Min Zhou

Role: primary

Hui Zhao

Role: primary

Meng Ye

Role: primary

Yong Liu

Role: primary

Hongkun Zhang

Role: primary

Chunshui He

Role: primary

Xiang Wang

Role: primary

Other Identifiers

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FA001

Identifier Type: -

Identifier Source: org_study_id

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