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US 12,564,486 B2Granted
Devices and methods for treating an aneurysm
AssigneeMerlin Md Pte Ltd.
InventorsDean Schaefer, Felizardo Gratila Batiao, Siew Yin Lee, J. Christopher Flaherty, Dhirendra Singh
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Abstract
A system and method are provided for treating an aneurysm or other vessel disease or defect. The present disclosure includes an expandable device for placement in a vessel, where the mechanically expandable device includes a membrane. Also disclosed is a delivery device constructed and arranged to position the expandable device such that the exterior surface of the expandable device engages with the inner surface of the vessel and maintains a fluid pathway through said vessel.
Claims35
A method for treating a diseased vessel in a patient, comprising:
- inserting a delivery device into the diseased vessel of the patient;
- positioning a first expandable device in the diseased vessel via the delivery device;
- and
- radially expanding the first expandable device from a first position to a second position,
- wherein the first expandable device comprises a membrane comprising a plurality of polymeric strips wrapped circumferentially around and secured to a frame of the first expandable device, and wherein the membrane further comprises at least one porous portion comprising one or more pores,
- wherein the first expandable device is positioned such that an exterior surface of the first expandable device engages with an inner surface of the diseased vessel and maintains a fluid pathway through the diseased vessel, and
- wherein the delivery device comprises a catheter comprising at least one shaft including a guidewire lumen, wherein the at least one shaft surrounds the guidewire lumen and further comprising a coil surrounding the guidewire lumen.
4 more elements
Dependencies are inferred from the claim text.