Table 4:
Structure comparison among different flow diverters
| Type | Size (mm) | Braided Microfilamentsa |
Radio-Opaque Microfilaments | Flared End | Metal Coverage | Retrievable | |
|---|---|---|---|---|---|---|---|
| No. | Material | ||||||
| Pipeline | 3–5.5 | 48 | 75% Cobalt chromium and 25% platinum | NA | No | 30%–35% | Nob |
| Silk | 2.5–5 | 48 | Nickel-titanium alloy | 4 Platinum wires | Yes | 35%–55% | Yes |
| Surpass | 2.5–5 | 2.5 mm, 36; 3 and 4 mm, 60; 5 mm, 84 | Cobalt-chromium | 12 Platinum wires | No | 30% | NA |
| Tubridge | 2.5–6.5 | <3.5 mm, 46; ≥3.5 mm, 62 | Nickel-titanium alloy | 2 Platinum-iridium wires | Yes | 30%–35% | Yes |
Note:—NA indicates not applicable.
a
Braided microfilaments mean those main wires excluding microfilaments especially for radio-opaque usage.
b
The Pipeline Embolization Device is not retrievable, but at any point up to final deployment, it may be captured and removed from the body.