Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Implantable prosthesis – Bone
Reexamination Certificate
2005-03-15
2010-12-28
Barrett, Thomas C (Department: 3775)
Prosthesis (i.e., artificial body members), parts thereof, or ai
Implantable prosthesis
Bone
Reexamination Certificate
active
07857856
ABSTRACT:
Embodiments relate to a spinal nucleus implant with water absorption and swelling capabilities, compositions for producing the spinal nucleus implants, and methods of preparing and using the spinal nucleus implants. The spinal nucleus implant can be created from a composition comprising a mixture of non-hydrogel polymer material and at least one hydrophilic polymer, the weight ratio of non-hydrogel polymer material to the at least one hydrophilic polymer being from about 1:1 to about 19:1.
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Barrett Thomas C
Warsaw Ortho Pedic, Inc.
Woodall Nicholas
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