Space keeper with adjustable axial length

Details Space keeper with adjustable axial length Space keeper with adjustable axial length

2002-08-02

2009-06-16

Ramana, Anu (Department: 3775)

Prosthesis (i.e., artificial body members), parts thereof, or ai

Implantable prosthesis

Bone

Reexamination Certificate

active

07547325

ABSTRACT:
A space keeper for insertion between two vertebrae which has a variable axial length is provided. The space keeper possesses a sleeve-like first member (2) and a second member (3) guided in the latter and movable relative to the first member in the axial direction for adjusting an overall length. In order that adjustability during operating is facilitated the two members (2, 3) are connected to one another by a lever (7, 8), wherein one centre of motion (16) of the lever is connected to one member (3) and the other centre of motion (18) is connected in terms of action to the other member (2).

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patent: WO 95/25485 (1995-09-01), None
patent: WO 99/39665 (1999-08-01), None
patent: WO 9939665 (1999-08-01), None
patent: WO 99/63913 (1999-12-01), None

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