| 摘要 |
<p>The filter consists of a series of branches (3), each with a distal end (31) and a proximal end (33), joined by a connecting structure (9) with a through orifice (35), and fixings (5) for attaching the filter to the wall of the blood vessel. The connecting structure is elastically deformable and has a diameter of between 1.4 and 3 mm and pref between 1.7 and 2.5 mm. The connecting structure can be in the form of a zigzag ring or an open-ended ring with overlapping ends, and it can be made from a wire or strip.</p> |
