(i9) United States
(12) Patent Application Publication oo) Pub. No.: US 2006/0212123 Al
Lechmann et al. (43) Pub. Date: Sep. 21,2006
(54) ARTICULATED ENDOPROSTHESIS
(76) Inventors: Beat Lechmann, Bettlach (CH); Roger Burki, Balsthal (CH); Dominique Burkard, Gretzenbach (CH); Robert Frigg, Bettlach (CH); Daniel Odermatt, Bettlach (CH)
222 EAST 41ST STREET
NEW YORK, NY 10017-6702 (US)
(21) Appl. No.: 11/338,466
(22) Filed: Jan. 23, 2006
Related U.S. Application Data
(63) Continuation of application No. PCT/CH03/00494, filed on Jul. 22, 2003.
(51) Int. CI.
A61F 2/44 (2006.01)
(52) U.S. CI 623/17.15
An endoprosthesis for a joint, in particular a an intervertebral implant with a central axis, a top part, a bottom part and a joint provided between them, wherein the joint comprises at least two articular surfaces A and B that can slide on one another; the top part has a top apposed surface that intersects the central axis and lateral surfaces; the bottom part has a bottom apposed surface that intersects the central axis and lateral surfaces; and wherein the endoprosthesis comprises at least channel suitable to convey body fluid, said channel terminating in one of the two articular surfaces A and B and connecting it with the exterior of the endoprosthesis for the joint.