| 摘要 |
<p>An apparatus and method for removing an object from a tubular vessel are disclosed. The apparatus includes an expandable catheter and a plurality of wires configured to snare an object within a tubular vessel. A distal end of the expandable catheter may be manipulable between a first configuration wherein an opening thereon has a first diameter, and a second configuration wherein the opening has a second diameter which is larger than the first diameter. The apparatus may further include an inner catheter within its lumen, the inner catheter being extendable from the expandable catheter's lumen. The apparatus may additionally or alternatively include an outer catheter having a lumen from which the expandable catheter may be expanded.</p> |
