1
Arnold Keller, Paul C McAfee: Intervertebral prosthesis. Cervitech, Morrison & Foerster, February 21, 2006: US07001432 (105 worldwide citation)

An intervertebral prosthesis, in particular for the cervical spine, includes a first cover plate to be connected to a first vertebral body, a second cover plate to be connected to the second vertebral body, and a prosthesis core which forms an articulation with the second cover plate. The prosthesis ...


2
Arnold Keller: Multi-part cervical endoprosthesis with insertion instrument. Cervitech, Morrison & Foerster, January 22, 2008: US07320689 (97 worldwide citation)

A multi-part intervertebral endoprosthesis includes a top closure plate, a bottom closure plate, a sliding core between the closure plates, each closure plate having a pair of receiving openings or projections, and an insertion instrument which has a handgrip area and a gripping area with retention ...


3
Arnold Keller, Paul C McAfee: Cervical intervertebral prosthesis. Cervitech, Morrison & Foerster, September 11, 2007: US07267691 (41 worldwide citation)

A cervical intervertebral prosthesis includes two cover plates which are each configured to be connected to adjacent vertebral bodies. At least one of the two cover plates has a toothed portion which faces toward the vertebral body and whose teeth have a steep, ventrally directed flank and a less st ...


4
Link Helmut D, Keller Arnold: Cervical intervertebral disc prosthesis with anti-luxation means, and instrument. Cervitech, September 7, 2005: EP1570813-A1 (39 worldwide citation)

The implant (1) is assembled of two outer elements (11, 12) and a central core (10). The outer elements (11, 12) are provided with toothed outer surfaces (17) and flanges (16) at the front secured with a locking pin (15). A central rib (18) to be engaged with a matching recess in the vertebrae protr ...


5
Arnold Keller: Cervical prosthesis with insertion instrument. Cervitech, Morrison & Foerster, January 3, 2006: US06981990 (31 worldwide citation)

A device for implanting a cervical prosthesis includes a cervical prosthesis, an insertion instrument, and a holder which facilitates the connection of the gripping members of the insertion instrument to the prosthesis. The holder receives the prosthesis with an exact fit and has, on the anterior fa ...


6
Helmut D Link, Paul C McAfee: Cervical intervertebral prosthesis. Cervitech, Morrison & Foerster, February 13, 2007: US07175662 (16 worldwide citation)

A cervical intervertebral prosthesis includes at least one cover plate that is configured to be connected to one of its two adjacent vertebral bodies and a securing plate which secures this cover plate and is configured to be fastened to the ventral surface of the vertebral body. The securing plate ...


7
Arnold Keller, Paul C McAfee: Intervertebral prosthesis system, in particular for the cervical spine. Cervitech, Jonathan Spangler, Marjorie Jarvis, January 4, 2011: US07862614 (15 worldwide citation)

An intervertebral prosthesis system, in particular for the cervical spine, includes at least two types of prostheses. The type of prosthesis includes a first cover plate that is configured to be connected to a first vertebral body, a second cover plate that is configured to be connected to a second ...


8
Helmut D Link, Arnold Keller, Paul C McAfee: Instrument set for fitting an intervertebral joint prosthesis. Cervitech, Morrison & Foerster, May 5, 2009: US07527629 (13 worldwide citation)

Instrument set for fitting an intervertebral prosthesis, comprising a guide device (4) for an instrument or a prosthesis part, which guide device (4) is to be secured on at least one vertebral body (2). To be able to attach the guide device (4) precisely on the vertebral bodies despite the difficult ...


9
Keller Arnold: Cervical prosthesis with insertion instrument. Cervitech, February 9, 2005: EP1504733-A1 (11 worldwide citation)

The device has forceps (1) that includes a pair of gripping portions (2) configured to grip a cervical prosthesis (3) on opposite sides, and a holder for receiving the cervical prosthesis with an exact fit. The gripping portions and prosthesis are formed with complementary projections and recesses. ...


10
Keller Arnold, Mcafee Paul C: Prothese intersomatique, Intervertebral prosthesis. Cervitech, Cervitech, Marks & Clerk, August 3, 2010: CA2482403 (9 worldwide citation)

The invention relates to an intravertebral prosthesis, in particular for the cervical vertebral column, essentially comprising a first cover plate (1), for connection to a first vertebral body, a second cover plate (2), for connection to a second vertebral body and a prosthesis centre (10), which fo ...