Materials, devices, and methods for in-situ formation of composite intervertebral implants
First Claim
Patent Images
1. An intervertebral disc repair device comprising:
- a porous matrix;
and a polymerizable material.
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Accused Products
Abstract
An intervertebral disc repair devices is disclosed that includes a porous matrix and a polymerizable material. The intervertebral disc repair device is advantageous because it may be injected through a small annulus defect, it can form an implant larger than the annulus defect for improved expulsion resistance, it has increased toughness and durability because of the porous matrix, and it conforms to the partially or fully evacuated disc space during insertion or packing.
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Citations
44 Claims
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1. An intervertebral disc repair device comprising:
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a porous matrix;
and a polymerizable material. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33)
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34. A method for intervertebral disc repair comprising:
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inserting a porous matrix into an at least partially evacuated disc space;
injecting a polymerizable material into the porous matrix;
and allowing the polymerizable material to polymerize in situ. - View Dependent Claims (35, 36, 42, 43)
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37. A method for intervertebral disc repair comprising:
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contacting a porous matrix with a polymerizable material;
inserting the porous matrix into an at least partially evacuated disc space; and
allowing the polymerizable material to polymerize in situ. - View Dependent Claims (38)
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39. A method for intervertebral disc repair comprising:
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contacting a porous matrix with saline solution or water;
contacting the porous matrix with a water activated polymerizable material;
inserting the porous matrix into an at least partially evacuated disc space; and
allowing the water activated polymerizable material to polymerize in situ.
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40. A method for intervertebral disc repair comprising:
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contacting a porous matrix with a first part of a two-part polymerizable material;
inserting the porous matrix into an at least partially evacuated disc space;
injecting the complementary second part of the two-part polymerizable material into the porous matrix; and
allowing the two-part polymerizable material to cure in situ. - View Dependent Claims (41)
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44. A surgical kit, comprising:
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a porous matrix, a trimming device for sizing the porous matrix, a polymerizable material, and a device for injecting the polymerizable material.
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Specification