Filter membrane manufacturing method
First Claim
Patent Images
1. A method of manufacturing an embolic protection filter assembly, comprising the steps of:
- providing a forming member;
providing a filter material; and
spray coating the filter material onto at least a portion of the forming member to define a filter.
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Accused Products
Abstract
An embolic protection filter and method of making the same. An embolic protection filter may include a filter membrane or material having a plurality of holes. In some embodiments, the filter membrane may be manufactured by spray coating a filter material onto a forming member or spray mold.
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Citations
33 Claims
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1. A method of manufacturing an embolic protection filter assembly, comprising the steps of:
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providing a forming member;
providing a filter material; and
spray coating the filter material onto at least a portion of the forming member to define a filter. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method of manufacturing an embolic protection filter, comprising the steps of:
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providing an electrically conductive forming member having a filter forming region; and
spraying an electrically charged filter material onto the filter forming region to define a filter. - View Dependent Claims (16, 17, 18, 19)
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20. An embolic protection filter, comprising:
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a filter body having a generally narrowed distal region, a generally widened proximal region, and one or more ribs extending between the distal region and proximal region;
a filter membrane disposed over the filter body, the filter membrane having a plurality of openings; and
wherein the ribs and the filter membrane are comprised of the same material. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27)
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28. An embolic protection filtering device, comprising:
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a filter body having a generally narrowed distal region and a generally widened proximal region;
a filter membrane disposed over the filter body, the filter membrane having a plurality of solid portions and a plurality of openings adjacent the solid portion; and
means for reinforcing the solid portions.
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29. A method of manufacturing an embolic protection filter, comprising the steps of:
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providing a forming member including one or more grooves, the grooves including a projection and a shoulder region;
spray coating a filter material onto the forming member adjacent the grooves to define a filter; and
thinning a portion of the filter material adjacent the shoulder region of the grooves. - View Dependent Claims (30, 31)
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32. An embolic protection filtering device, comprising:
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an elongate shaft;
a filter coupled to the shaft, the filter including one or more longitudinally extending shaped regions; and
wherein the shaped regions have a first shaped portion and one or more thinned spots that define regions of filter that are foldable.
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33. An embolic protection filtering device, comprising:
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an elongate shaft;
a foldable filter coupled to the shaft; and
means for facilitating the folding of the filter.
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Specification