Temporary vascular filter guide wire
First Claim
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1. A device for capturing embolic particles, comprising:
- a core wire;
a shaft disposed coaxially about a length of the core wire; and
a filter operable between a collapsed configuration and an expanded configuration, a proximal end of the filter coupled to the shaft and a distal end of the filter coupled to the core wire, the filter including an inner layer rotationally fixed relative to an outer layer, each layer extending from the filter proximal end to the filter distal end.
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Abstract
A vascular filter guide wire including a collapsible filter that deploys radially in response to axial movement of a core wire relative to a shaft to trap particulate matter arising from treatment of a lesion.
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Citations
10 Claims
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1. A device for capturing embolic particles, comprising:
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a core wire; a shaft disposed coaxially about a length of the core wire; and a filter operable between a collapsed configuration and an expanded configuration, a proximal end of the filter coupled to the shaft and a distal end of the filter coupled to the core wire, the filter including an inner layer rotationally fixed relative to an outer layer, each layer extending from the filter proximal end to the filter distal end. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification