JetStream Navitus
DeviceStudy to use Jetstream device for use of in-stent restenosis in femoral popliteal artery.
NCT Number: NCT01722877
Several studies have shown that stenting of the femoropopliteal artery in the lower leg leads to improved overall results compared to balloon angioplasty alone. However, scar tissue development can occur within the stent, a process called restenosis. Treatment of these in-stent restenotic lesions has a high procedural success rate but recurrence of scar tissue is frequently seen. Several methods have been proposed to treat in-stent restenosis in the lower leg arteries but mixed results have been noted. In this study we hypothesize that simultaneous tissue excision and aspiration using the JetStream Navitus device (Medrad) can lead to a high rate of acute procedural success with low intraprocedural complications and an acceptable recurrence rate of restenosis at 6-month follow-up.
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Notify Me18 year and older
All sexes
Interventional
Not applicable
Trinity Bettendorf Medical Center, Bettendorf, Iowa, United States
Data not available yet.
Healthy volunteers accepted: No
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Exclusion criteria
-
Study to use Jetstream device for use of in-stent restenosis in femoral popliteal artery.
Time frame: intraprocedural
Acute procedural success is defined as less than or equal to 30 percent residual stenosis (via Quantitative Vascular Analysis) at the index lesion post JestStream atherectomy and final adjunctive treatment And with no serious adverse events.
Time frame: 6 months
Patency is defined as Peak Systolic Velocity Ratio (PSVR) of < 2.4 by duplex criteria. PSVR is obtained by dividing velocity (cm/sec) at the lesion site to the velocity immediately proximal to the lesion.
Time frame: 6 months
Reintervention on the same index lesion at 6 months
Time frame: intraprocedural
Acute device success is defined as less than or equal to 50% residual stenosis at the index lesion using the JetStream device alone and with no adjunctive balloon angioplasty therapy (via Quantitative Vascular Analysis) and with no serious adverse events.
Midwest Cardiovascular Research Foundation
Other
Safety and Effectiveness of JetStream (JS) Atherectomy in Femoropopliteal In-Stent Restenotic Lesions: A Prospective Registry
Acronym: JetStreamISR
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