Intervertebral implant with multiple radii

US9101485B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9101485-B2
Application numberUS-98451111-A
CountryUS
Kind codeB2
Filing dateJan 4, 2011
Priority dateJan 4, 2011
Publication dateAug 11, 2015
Grant dateAug 11, 2015

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  1. Title

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  2. Abstract

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  4. Key dates

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  5. First independent claim

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Abstract

Official abstract text for this publication.

An intervertebral implant comprises a number of components including upper and lower endplates and one or more inserts configured to be disposed between the upper and lower endplates. Complimentary curved articulation surfaces are defined on the insert-facing surfaces of the upper and lower endplates and on the corresponding upper and lower surfaces of each of the inserts. The components of the implant articulate with respect to each other along shared articulation surfaces. At least two pairs of shared articulation surfaces are defined, each pair having a different length radius. The components of the implant can be configured with retainers, such that the implant is retained in an assembled configuration when disposed within an intervertebral space.

First claim

Opening claim text (preview).

What is claimed: 1. An implant configured to be disposed in an intervertebral space between an inferior vertebral body and an adjacent superior vertebral body, the implant comprising: an upper implant body having an outer bone-facing surface configured to engage the superior vertebral body, the upper implant body having an opposed inner articulation surface that has a first curvature along a first direction and a second curvature along a second direction that is substantially perp…

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What does patent US9101485B2 cover?
An intervertebral implant comprises a number of components including upper and lower endplates and one or more inserts configured to be disposed between the upper and lower endplates. Complimentary curved articulation surfaces are defined on the insert-facing surfaces of the upper and lower endplates and on the corresponding upper and lower surfaces of each of the inserts. The components of the…
Who is the assignee on this patent?
Berger Roger, Marjanovic Rado, Richter Joern, and 2 more
What technology area does this patent fall under?
Primary CPC classification A61F2/4425. Mapped technology areas include Human Necessities.
When was this patent published?
Publication date Tue Aug 11 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).