Patent ID: 11969180
Assignee: NEURAVI LIMITED
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A system for retrieving an obstruction in a blood vessel, the system comprising:
a first conductive wire;
a second conductive wire;
an electronic circuit providing a first current to the first conductive wire and a second current to the second conductive wire;
a frame in electrical communication with the first conductive wire and comprising a shape memory material, the frame comprising:
a first portion of the frame that is expandable from a collapsed configuration to an expanded configuration upon being heated by the first current; and
a second portion of the frame that is collapsible from an expanded configuration to a collapsed configuration upon being heated by the second current; and

an insulating junction connecting the first portion of the frame to the second portion of the frame, such that the first current does not reach the second portion of the frame.