Table 2. Comparative composition of distally embolized debris during atherectomy with different devices.
| Device | Macrophages | Fibrin | Cholesterol | Collagen/fibrous tissue | Calcium |
|---|---|---|---|---|---|
| CSI (OAS) (n = 5) | 40% | 40% | 20% | 80% | 40% |
| Jetstream (RAA-SFA) (n = 22) | 71% | 71% | 33% | 95% | 52% |
| Silverhawk (D-SFA-S) (n = 14) | 36% | 29% | 50% | 86% | 29% |
| Excimer laser (ELP-SFA) (n = 14) | 33% | 92% | 8% | 83% | 50% |
| Turbohawk (D-SFA-T) (n = 4) | 26% | 26% | 13% | 52% | 8% |
| Total = 60 | 41% | 52% | 25% | 79% | 36% |
Abbreviations: D-S, directional atherectomy-Silverhawk; D-T, directional atherectomy-Turbohawk; ELP, excimer laser photoablative atherectomy; OAS, orbital atherectomy system; RAA, rotational atherectomy and aspirations; SFA, superficial femoral artery.