An interventional study of Boston Scientific Ranger™ and Ranger™ SL Paclitaxel-Coated PTA Balloon Catheter in Femoropopliteal Artery Lesions, sponsored by Boston Scientific Corporation. Completed at 9 sites in China. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2025-10-27.
Sponsored by Boston Scientific Corporation · Not applicable, Interventional, and Treatment
This clinical study is a prospective, non-randomized, multicenter study to demonstrate the acceptable safety and performance of angioplasty with the Ranger DCB in native femoropopliteal artery lesions. It is intended that all patients with qualifying lesions would be considered for enrollment and treated with the Ranger DCB catheter. Approximately 123 patients with femoropopliteal artery lesions will be enrolled. All lesions will be treated with the Ranger DCB. Up to 15 clinical sites located in China are expected to participate.
study objectives: The primary objective of this study is to demonstrate acceptable safety and performance of the Ranger™(Ranger \& Ranger LE) and Ranger™ SL (OTW) paclitaxel-coated PTA balloon catheter used for angioplasty of femoropopliteal artery lesions.
Primary endpoints: The primary safety endpoint is the rate of following major adverse events through 30 days post-procedure:
The primary efficacy endpoint is primary lesion patency of the treated segment(s) as assessed by computed tomography angiography (CTA) at 12 months post-procedure without clinically-driven TLR.
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Angiographic Inclusion Criteria:
Al1.The index lesion is a clinically and hemodynamically de novo stenotic or restenotic lesion located in the native nonstented superficial femoral artery or proximal popliteal artery between the Hunter's Canal and the popliteal fossa (i.e. within the P1 segment), with the following characteristics by visual assessment:
Exclusion Criteria:
Angiographic Exclusion Criteria:
The working length is 80cm and 135cm for Ranger DCB catheter and 90 cm and 150cm for Ranger SL and Ranger LE DCB catheter. Multiple interventions: Prior to or during Index Procedure: * Prior to treatment of the index limb, successful (\< 30% residual stenosis) treatment of ipsilateral iliac inflow lesions may be performed * Prior to treatment of the index limb, successful treatment of the arteries of the non-index limb may be performed * Prior to treatment of the index limb, absence of clinical complications such as embolism, thrombosis, severe dissection, vessel rupture must be confirmed.
Device: Boston Scientific Ranger™ and Ranger™ SL Paclitaxel-Coated PTA Balloon Catheter
Major Adverse Events Through 30 Days Post-procedure
* all device and/or procedure related mortality * target limb major amputation at * Clinically-driven Target Lesion Revascularization
Time frame: Within 30 days after treatment
Primary Vessel Patency of the Treated Segment(s)
Assessed by computed tomography angiography (CTA) at 12 months post-procedure without Target Lesion Revascularization.
Time frame: Within 12 months after treatment
Technical Success
defined as ability to cross and dilate the lesion to achieve residual angiographic stenosis no greater than 30%
Time frame: within 24 hours of the index procedure
Procedural Success
defined as technical success with no Major Adverse Events (including all-cause death, clinically-driven Target Lesion Revascularization, target limb major amputation or thrombosis at target lesion)
Time frame: within 24 hours of the index procedure
Target Vessel Patency Assessed by Duplex Ultrasound Sonography
access the target vessel patency at 3 month visit by duplex ultrasound sonography
Time frame: at 3 month post index procedure
All-cause Death at 30 Days, 3, 6 and 12 Months
calculate the rate of all-cause death at 30 days, 3, 6 and 12 months after treatment
Time frame: Within 12 months after treatment
Clinically-driven Target Lesion Revascularization at 3, 6 and 12 Months
calculate the rate of Target Lesion Revascularization at 30 days, 3, 6 and 12 months after treatment
Time frame: Within 12 months after treatment
Clinical Success
defined as improved Rutherford classification by at least +1 class at pre-discharge, 3 and 12 months as compared to baseline. RUTHERFORD / BECKER CLASSIFICATION Category Objective Criteria 0 Normal Treadmill /stress test 1. Completes treadmill exercise; ankle pressure (AP) after exercise \< 50 mm Hg, but \> 25 mm Hg less than BP 2. Between categories 1 and 3 3. Cannot complete treadmill exercise and AP after exercise \< 50 mm Hg 4. Resting AP \< 40 mm Hg, flat or barely pulsatile ankle or metatarsal pulse volume recording (PVR); toe pressure (TP) \< 30 mm Hg 5. Nonhealing ulcer, focal gangrene with diffuse pedal edema. Resting AP \< 60 mm Hg, ankle or metatarsal (MT) PVR flat or barely pulsatile; TP \< 40 mm Hg 6. Extending above MT level. Same as Category 5
Time frame: Within 12 months after treatment
Hemodynamic Success
defined as positive change in Ankle-Brachial Index at pre-discharge, 3 months, 12 months as compared to baseline. The ratio between the systolic pressure measured at the ankle and the systolic pressure measured in the arm as follows: * Ankle: The systolic pressure will be measured in the target limb at the arteria dorsalis pedis and/or the arteria tibialis posterior. If both pressures are measured, the highest pressures will be used for the ABI calculation. * Brachial: The systolic pressure will be measured in both arms, and the highest of both pressures will be used for the ABI calculation.
Time frame: Within 12 months after treatment
Major Adverse Events Through 12 Months
Major Adverse Events , including all-cause death, clinically-driven Target Lesion Revascularization, target limb major amputation or thrombosis at target lesion
Time frame: Within 12 months after treatment
| Milestone | Ranger DCB |
|---|---|
| Started | 123 |
| Completed | 113 |
| Not completed | 10 |
* all device and/or procedure related mortality * target limb major amputation at * Clinically-driven Target Lesion Revascularization
| Participants | Ranger DCB |
|---|---|
| Major Adverse Events Through 30 Days Post-procedure | 121 |
Assessed by computed tomography angiography (CTA) at 12 months post-procedure without Target Lesion Revascularization.
| Participants | Ranger DCB |
|---|---|
| Primary Vessel Patency of the Treated Segment(s) | 64 |
defined as ability to cross and dilate the lesion to achieve residual angiographic stenosis no greater than 30%
| Participants | Ranger DCB |
|---|---|
| Technical Success | 122 |
defined as technical success with no Major Adverse Events (including all-cause death, clinically-driven Target Lesion Revascularization, target limb major amputation or thrombosis at target lesion)
| Participants | Ranger DCB |
|---|---|
| Procedural Success | 122 |
access the target vessel patency at 3 month visit by duplex ultrasound sonography
| Participants | Ranger DCB |
|---|---|
| Target Vessel Patency Assessed by Duplex Ultrasound Sonography | 97 |
calculate the rate of all-cause death at 30 days, 3, 6 and 12 months after treatment
| Participants | Ranger DCB |
|---|---|
| 30 days | 1 |
| 3 months | 2 |
| 6 months | 2 |
| 12 month | 3 |
calculate the rate of Target Lesion Revascularization at 30 days, 3, 6 and 12 months after treatment
| Participants | Ranger DCB |
|---|---|
| Clinically-driven Target Lesion Revascularization at 3, 6 and 12 Months | 3 |
defined as improved Rutherford classification by at least +1 class at pre-discharge, 3 and 12 months as compared to baseline. RUTHERFORD / BECKER CLASSIFICATION Category Objective Criteria 0 Normal Treadmill /stress test 1. Completes treadmill exercise; ankle pressure (AP) after exercise \< 50 mm Hg, but \> 25 mm Hg less than BP 2. Between categories 1 and 3 3. Cannot complete treadmill exercise and AP after exercise \< 50 mm Hg 4. Resting AP \< 40 mm Hg, flat or barely pulsatile ankle or metatarsal pulse volume recording (PVR); toe pressure (TP) \< 30 mm Hg 5. Nonhealing ulcer, focal gangrene with diffuse pedal edema. Resting AP \< 60 mm Hg, ankle or metatarsal (MT) PVR flat or barely pulsatile; TP \< 40 mm Hg 6. Extending above MT level. Same as Category 5
| Participants | Ranger DCB |
|---|---|
| Pre-discharge | 111 |
| 3 months | 103 |
| 12 months | 96 |
defined as positive change in Ankle-Brachial Index at pre-discharge, 3 months, 12 months as compared to baseline. The ratio between the systolic pressure measured at the ankle and the systolic pressure measured in the arm as follows: * Ankle: The systolic pressure will be measured in the target limb at the arteria dorsalis pedis and/or the arteria tibialis posterior. If both pressures are measured, the highest pressures will be used for the ABI calculation. * Brachial: The systolic pressure will be measured in both arms, and the highest of both pressures will be used for the ABI calculation.
| Participants | Ranger DCB |
|---|---|
| Pre-discharge | 96 |
| 3 months | 98 |
| 12 months | 80 |
Major Adverse Events , including all-cause death, clinically-driven Target Lesion Revascularization, target limb major amputation or thrombosis at target lesion
| Participants | Ranger DCB |
|---|---|
| All Causes of death | 3 |
| Target Limb Major Amputation | 1 |
| Thrombosis at target lesion | 2 |
| Clinically-Driven TLR | 3 |
Collected over 1 year. Non-serious events are listed at a 3% frequency threshold.
| Group | Deaths | Serious | Other |
|---|---|---|---|
| (Ranger & Ranger LE) and Ranger DCB | 3/123 (2.4%) | 41/123 (33.3%) | 92/123 (74.8%) |
| Event | (Ranger & Ranger LE) and Ranger DCB |
|---|---|
| Vascular procedure complicationInjury, poisoning and procedural complications | 15/123 |
| Peripheral arterial occlusive diseaseVascular disorders | 8/123 |
| Diabetic footSkin and subcutaneous tissue disorders | 4/123 |
| Coronary artery diseaseCardiac disorders | 3/123 |
| Arteriosclerosis coronary arteryCardiac disorders | 2/123 |
| HyperglycaemiaMetabolism and nutrition disorders | 2/123 |
| Pain in extremityMusculoskeletal and connective tissue disorders | 2/123 |
| Cerebral infarctionNervous system disorders | 2/123 |
| FractureInjury, poisoning and procedural complications | 1/123 |
| Hand fractureInjury, poisoning and procedural complications | 1/123 |
| Event | (Ranger & Ranger LE) and Ranger DCB |
|---|---|
| Vascular procedure complicationInjury, poisoning and procedural complications | 37/123 |
| Peripheral artery stenosisVascular disorders | 25/123 |
| Pain in extremityMusculoskeletal and connective tissue disorders | 9/123 |
| HypoaesthesiaNervous system disorders | 8/123 |
| Upper respiratory tract infectionInfections and infestations | 5/123 |
| AnaemiaBlood and lymphatic system disorders | 5/123 |
| DizzinessNervous system disorders | 4/123 |
| Peripheral artery occlusionVascular disorders | 4/123 |
| Age, Continuous(years) | Ranger DCB |
|---|---|
| Mean | 67.1 ± 7.7 |
| Sex: Female, Male(Participants) | Ranger DCB |
|---|---|
| Female | 36 |
| Male | 87 |
| Race (NIH/OMB)(Participants) | Ranger DCB |
|---|---|
| American Indian or Alaska Native | 0 |
| Asian | 123 |
| Native Hawaiian or Other Pacific Islander | 0 |
| Black or African American | 0 |
| White | 0 |
| More than one race | 0 |
| Unknown or Not Reported | 0 |
| Diabetes Mellitus (DM) History(Participants) | Ranger DCB |
|---|---|
| yes | 60 |
| no | 61 |
| unknown | 2 |
| Coronary Artery Disease (CAD) History(Participants) | Ranger DCB |
|---|---|
| Count of participants | 38 |
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