Reinforced filter membrane
First Claim
Patent Images
1. An embolic protection filtering device, comprising:
- an elongate shaft having a proximal end and a distal end;
a filter frame coupled to the shaft;
a filter membrane coupled to the filter frame; and
a membrane support fiber coupled to the filter membrane.
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Accused Products
Abstract
A reinforced filtering device and method of making and using the same. The present invention comprises a filtering device including an elongate shaft and a filter coupled to the shaft. The filter may be reinforced in a number of different ways and by a number of structures including a support fiber.
155 Citations
40 Claims
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1. An embolic protection filtering device, comprising:
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an elongate shaft having a proximal end and a distal end;
a filter frame coupled to the shaft;
a filter membrane coupled to the filter frame; and
a membrane support fiber coupled to the filter membrane. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. An embolic protection filtering device, comprising:
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an elongate shaft having a proximal end and a distal end;
a filter coupled to the shaft, the filter including a filter frame, a filter material coupled to the filter frame, and one or more struts extending between the frame and the shaft;
reinforcing for the filter material. - View Dependent Claims (19, 20, 21)
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22. An embolic protection filtering device, comprising:
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an elongate shaft having a proximal end and a distal end;
a filter frame coupled to the shaft, the filter frame including a filter loop and one or more struts extending between the loop and the shaft;
a filter membrane coupled to the filter frame adjacent the filter loop and extending distally therefrom to define a filter; and
wherein the filter material is comprised of a composite of a first material and a second reinforcing material embedded within the first material.
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23. An embolic protection filtering device, comprising:
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an elongate shaft having a proximal end and a distal end;
a filter frame coupled to the shaft, the filter frame including a filter loop and one or more struts extending between the loop and the shaft;
a filter membrane coupled to the filter frame adjacent the filter loop and extending distally therefrom to define a filter; and
wherein the filter material substantially thickened adjacent a distal end of the filter so as to provide structural support to the filter.
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24. An intravascular balloon catheter, comprising:
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an elongate tubular shaft having a proximal end, a distal end, and an inflation lumen extending therethrough;
an expandable balloon coupled to the shaft adjacent the distal end, the balloon being in fluid communication with the inflation balloon and including a proximal end and a distal end;
wherein shaft includes perfusion member including a proximal perfusion orifice, a distal perfusion orifice, and a perfusion lumen extending therebetween;
a filtering member coupled to the perfusion member. - View Dependent Claims (25, 26, 27)
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28. An embolic protection filtering device, comprising:
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an elongate shaft;
a filter frame coupled to the shaft, the filter frame including a filter mouth and one or more struts extending between the filter mouth and the shaft;
a filter material coupled to the filter frame adjacent the filter mouth and extending distally therefrom to define a filter; and
a membrane support fiber coupled to the filter membrane, the fiber including a first end coupled to the filter mouth, a body region disposed adjacent the filter membrane, and a second end coupled to the filter mouth. - View Dependent Claims (29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40)
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Specification