The Multicenter Pathway PVD Trial1

Objective

To report a safety and efficacy study of a novel rotational atherectomy system with aspiration capabilities for the treatment of infrainguinal arterial lesions.

Lesion Location

SFA ​ 134/210 (64%)​
Popliteal artery ​ 58/210 (28%)​
Tibial artery
(including TPT) ​
18/210 (9%)​
Lesion length, mm ​ 27.4±23.9 (3.0–100.0) 95% CI 24.2 to 30.7​
SFA (n5134) ​ 29.9±26.2 (5.0–100.0) 95% CI 25.4 to 34.4​
Anterior tibial (n52) ​ 22.5±10.6 (15.0–30.0) 95% CI 272.8 to 117.8​
TPT (n513) ​ 13.9±8.9 (3.0–30.0) 95% CI 8.5 to 19.3​
Posterior tibial (n51) ​ 15.0​
Popliteal (n557*) ​ 25.8±19.8 (3.0–100.0) 95% CI 20.5 to 31.0​
Peroneal (n52) ​ 10.0±0.0 (10.0–10.0)​
Moderate to high calcium ​ 108/210 (51%)​
Total occlusions ​ 64/208 (31%)​
Reference vessel diameter, mm ​ 4.5±0.6 (3.0–6.0) 95% CI 4.4 to 4.6​
SFA (n5134) ​ 4.6±0.5 (3.5–5.5) 95% CI 4.6 to 4.7​
Anterior tibial (n52) ​ 3.0±0.0 (3.0–3.0)​
TPT (n513) ​ 3.7±0.8 (3.0–5.0) 95% CI 3.2 to 4.2​
Posterior tibial (n51) ​ 3.0​
Popliteal (n558) ​ 4.5±0.6 (3.5–6.0) 95% CI 4.3 to 4.6​
Peroneal (n52) ​ 3.0±0.0 (3.0–3.0)