Patent ID: 11877762
Assignee: REFLOW MEDICAL, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 9:
10. A retrieval device comprising:
a frame comprising interconnected struts forming vertices and defining a lumen extending longitudinally through the frame and openings extending from an exterior of the frame to the lumen, the interconnected struts having portions that form parallel edges to define a gap on a proximal side of a corresponding one of the vertices and to allow the interconnected struts to move toward and away from each other to facilitate transition of the frame between a collapsed configuration and an expanded configuration; and
protruding features each extending from the frame on a distal side of the corresponding one of the vertices, wherein:
in the collapsed configuration, the protruding features extend longitudinally within the openings; and

in the expanded configuration, the protruding features extend radially inwardly into the lumen.