Multi-walled placeholder
AssigneeBiedermann Technologies GmbH & Co. KG
InventorsLutz Biedermann, Wilfried Matthis, Helmar Rapp
Life of this patent
Estimating the term…
Abstract
A placeholder for vertebrae or vertebral discs includes a tubular body, which along its jacket surface has a plurality of breakthroughs or openings for over-growth with adjacent tissue. The placeholder includes at least a second tubular body provided with a plurality of breakthroughs and openings at least partially inside the first tubular body. The first and second tubular bodies can have different cross-sectional shapes, can be are arranged inside one another by press fit or force fit or can be connected to each other via connecting pins and arranged side by side to one another in the first body.
Claims25
A placeholder for implantation in a human or animal body, the placeholder comprising:
- a first tubular body having a jacket surface with a plurality of openings;
- and
- a second tubular body having a jacket surface with a plurality of openings, the second tubular body disposed at least partially inside the first tubular body;
- wherein the second tubular body is spaced apart from the first tubular body.
3-4. (canceled)
11-29. (canceled)
(canceled)
34-36. (canceled)
A placeholder for implantation in a human or animal body comprising:
- an outer tubular body having a jacket surface and a plurality of openings on the jacket surface;
- and
- a plurality of inner tubular bodies arranged inside the outer tubular body, each of the plurality of inner tubular bodies having a jacket surface and a plurality of openings on the jacket surface.
(canceled)
44-45. (canceled)
A placeholder for implantation in a human or animal body, the placeholder comprising:
- a first tubular body having a jacket surface with a plurality of openings for over-growth with adjacent tissue;
- a second tubular body having a jacket surface with a plurality of openings, the second tubular body disposed at least partially inside the first tubular body;
- and
- wherein the second tubular body is arranged directly or via one or more connecting elements in the first body by means of press fit or force fit.
47-52. (canceled)
Dependencies are inferred from the claim text.