1
David T Hawkes, David R Warnick, Michael D Ensign: Polyaxial pedicle screw assembly. AlpineSpine, Bryan G Pratt, Rader Fishman & Grauer, November 4, 2008: US07445627 (122 worldwide citation)

A fastener and a bone fixation assembly for the internal fixation of vertebral bodies such as a pedicle screw is provided which allows a detachable tulip to be provisionally locked to a pedicle screw, while separately, the rod securely locks to the tulip. According to one exemplary embodiment, the t ...


2
David R Warnick: Bone fixation system and method for using the same. X spine Systems, Jacox Meckstroth & Jenkins, October 20, 2009: US07604655 (59 worldwide citation)

A tulip assembly configured to be coupled to a head of a bone fixation device includes at least one inner member configured to fix the tulip assembly to the head of a bone fixation device, and an outer member including at least one engagement surface configured to selectively fix a rod in the tulip ...


3
David R Warnick: Pedicle screw systems and methods of assembling/installing the same. X spine Systems, Jacox Meckstroth & Jenkins, February 16, 2010: US07662172 (56 worldwide citation)

The pedicle screw system may be used for fixation of spinal segments and may be advantageous when minimally invasive surgery (MIS) techniques are employed. The pedicle screw system includes a tulip assembly comprising of a tulip body, a inner member, and an expansion member. Installation of the pedi ...


4
David R Warnick: Pedicle screw system with provisional locking aspects. X spine Systems, Jacox Meckstroth & Jenkins, March 30, 2010: US07686835 (47 worldwide citation)

A tulip assembly configured to be coupled to a head of a bone fixation device includes at least one inner member configured to fix the tulip assembly to the head of a bone fixation device, and an outer member including at least one engagement surface configured to selectively fix a rod in the tulip ...


5
David R Warnick, Michael D Ensign: Pivotable vetrebral spacer. Beacon Biomedical, McHale & Slavin P A, April 17, 2012: US08157845 (36 worldwide citation)

According to one exemplary embodiment, a pivotable interbody spacer system includes an insertion instrument configured to manipulate a pivotable interbody spacer during surgical insertion, wherein the insertion instrument includes means for coupling the interbody spacer and a means for fixing the an ...


6
David R Warnick, Thomas M Sweeney, David T Hawkes, Michael D Ensign: Pivotable interbody spacer system and method. Beacon Biomedical, McHale & Slavin P A, February 22, 2011: US07892239 (32 worldwide citation)

A spinal spacer system includes a handle member, an extension member including a first and a second end, wherein the first end of the extension member is coupled to the handle member. Additionally, a coupling device configured to selectively couple a spacer to the second end of the extension member ...


7
David R Warnick: Pivotable interbody spacer. Beacon Biomedical, McHale & Slavin P A, October 25, 2011: US08043293 (28 worldwide citation)

According to another exemplary embodiment, a pivotable interbody implant system includes an implant including a body defining an inner cavity and a plurality of teeth formed on one end of the implant, and an insertion instrument associated with the implant, wherein the insertion instrument includes ...


8
David R Warnick: Pedicle screw system with provisional locking aspects. X spine Systems, Jacox Meckstroth & Jenkins, September 13, 2011: US08016866 (23 worldwide citation)

A tulip assembly configured to be coupled to a head of a bone fixation device includes at least one inner member configured to fix the tulip assembly to the head of a bone fixation device, and an outer member including at least one engagement surface configured to selectively fix a rod in the tulip ...


9
David R Warnick: Pedicle screw systems and methods of assembling/installing the same. X spine Systems, Jacox Meckstroth & Jenkins, March 27, 2012: US08142481 (20 worldwide citation)

The pedicle screw system may be used for fixation of spinal segments and may be advantageous when minimally invasive surgery (MIS) techniques are employed. The pedicle screw system includes a tulip assembly comprising of a tulip body, an inner member, and an expansion member. Installation of the ped ...


10
David R Warnick: Pedicle screw systems and methods of assembling/installing the same. X spine Systems, Jacox Meckstroth & Jenkins, January 10, 2012: US08092504 (15 worldwide citation)

The pedicle screw system may be used for fixation of spinal segments and may be advantageous when minimally invasive surgery (MIS) techniques are employed. The pedicle screw system includes a tulip assembly comprising of a tulip body, a inner member, and an expansion member. Installation of the pedi ...