Although DCBs had been widely applicable after registration, there are still lack of clinical data and evidence in the real world condition of Chinese population. This data collection aims to perform regularly clinical follow up to guide the standardized diagnosis and treatment of patients post-operatively, in order to achieve the maximum clinical benefits of these patients, as well as improve the development of the field of peripheral artery disease treated by drug-coated balloon.
Historically, symptomatic PAD was treated with surgical bypass; however endovascular treatment is now the first line treatment when medical therapy fails. Several endovascular treatment options exist including percutaneous transluminal angioplasty (PTA), stenting with bare metal or drug-eluting stents (DES), cutting balloons, atherectomy, laser debulking. Moreover, drug-coated balloon(DCB)has emerged as a potential treatment option, combining acute restoration of vessel patency by balloon dilatation with long term maintenance of such patency by the anti-proliferative drug delivered by the balloon surface. Results from numerous clinical studies with paclitaxel coated balloons have been reported for the safety and efficacy for peripheral artery diseases. Besides Medtronic IN.PACT Admiral, other DCBs approved for marketing in Chinese Mainland include Acoart (Acotec, China), Reewarm ® PTX (endovastec, China), Ultrafree (ZYLOX, China). Although DCBs had been widely applicable after registration, there are still lack of clinical data and evidence in the real world condition of Chinese population. Therefore, the data collection can also further expand and understand the experience of using DCB in a real world patient population in China, especially for the surveillance of safety events, in order to ensure the long-term application safety in Chinese population. Moreover, this data collection aims to perform regularly clinical follow up to guide the standardized diagnosis and treatment of patients post-operatively, in order to achieve the maximum clinical benefits of these patients, as well as improve the development of the field of peripheral artery disease treated by drug-coated balloon.
Study Type
OBSERVATIONAL
Enrollment
838
The intervention relates to a drug-coated balloon catheter includes a balloon and cover the drug-coated balloon surface.
Xuanwu Hospital, Capital Medical University
Beijing, Beijing Municipality, China
RECRUITINGFreedom from clinically-driven target lesion revascularization(CD-TLR)
Primary patency is defined as freedom from clinically driven TLR and freedom from restenosis as determined by duplex ultrasound (DUS) Peak Systolic Velocity Ratio (PSVR) ≤ 2.4
Time frame: 24 months
Primary patency
Primary patency is defined as freedom from clinically driven TLR and freedom from restenosis as determined by duplex ultrasound (DUS) Peak Systolic Velocity Ratio (PSVR) ≤ 2.4
Time frame: 1 month, 3 months, 6 months, 12 months, 24 months
Freedom from clinically-driven target lesion revascularization(CD-TLR)
Clinically-driven target lesion revascularization (CD-TLR) is defined as any re-intervention within the target lesion due to symptoms or drop of ankle brachial index (ABI) of ≥20% or \>0.15 when compared to post-procedure baseline.
Time frame: 1 month, 3 months, 6 months, 12 months, 24 months
Major adverse events
Operation-related acute thrombosis, arterial embolism, major amputation and all-cause mortality.
Time frame: 1 month, 3 months, 6 months, 12 months, 24 months
Technical success rate
Successfully revascularize the target vessel. The residual stenosis is \<30% and there is no acute thrombosis occurred in the target vessel within 1 week post-operation.
Time frame: 1 week
Rutherford classification change
Rutherford classification change including ulcer healing in patients with Rutherford grade 5
Time frame: 1 month, 3 months, 6 months, 12 months, 24 months
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improvement of EQ-5D-5L
Improvement in the European Five Dimensional Health Scale (EQ-5D-5L) at 1 month, 3 months, 6 months, 12 months, and 24 months after surgery.
Time frame: 1 month, 3 months, 6 months, 12 months, 24 months
improvement of Vas-QoL
Improvement in the quality of life scores (Vas-QoL) at 1 month, 3 months, 6 months, 12 months, 24 months after surgery.
Time frame: 1 month, 3 months, 6 months, 12 months, 24 months