1
Missoum Moumene, Ian Burgess, George Joseph Ross, Christopher Sicvol, Frank Bono: Locking cap assembly for spinal fixation instrumentation. DePuy Spine SARL, Nutter McClennen & Fish, October 24, 2006: US07125426 (199 worldwide citation)

A spinal anchor assembly for securing a fixation element includes an anchor element and a twist-in cap. The anchor element is configured for attachment to a bone, typically by comprising a mono- or polyaxial screw or hook, and includes a proximal portion having an open slot for receiving the fixatio ...


2
Douglas Raymond, James Roveda, Brian Murphy, Christopher Sicvol, Sean Selover, Erasmo Lopez, Ramon Ruberte, Bryan S Jones, Christopher Ramsay: Devices and methods for inserting a spinal fixation element. Depuy Spine, January 13, 2009: US07476240 (91 worldwide citation)

A method for introducing a spinal fixation element between two bone anchors includes engaging a spinal fixation element to a shaft of an instrument, positioning the shaft of the instrument through a sidewall opening of a first percutaneous access device connected to a first bone anchor and through a ...


3
Christopher Sicvol, Erasmo Lopez, Ramon Ruberte: Percutaneous access devices and bone anchor assemblies. Dupuy Spine, December 21, 2010: US07854751 (34 worldwide citation)

A percutaneous access device includes an inner tube and an outer tube disposed about at least a portion of the inner tube. The outer tube may be sized to span from a skin incision in a patient to a site proximate the spine of the patient. The distal end of the outer tube may be adapted to releasably ...


4
Timothy Beardsley, Douglas Bireley, James J Roveda, Christopher Sicvol, Anthony R Carlone: Break-off screw extensions. DePuy Spine, Nutter McClennen & Fish, September 11, 2012: US08262662 (26 worldwide citation)

The present invention provides minimally invasive devices and methods for delivering a spinal connector to one or more spinal anchor sites in a patient's spinal column. In one embodiment, a spinal implant and access device is provided that includes a U-shaped receiver member, a bone-engaging member, ...


5
Christopher Sicvol, Shawn D Stad, Timothy Beardsley, Douglas Bireley, James J Roveda, Anthony R Carlone: Break-off screw extension removal tools. DePuy Spine, Nutter McClennen & Fish, June 28, 2011: US07967821 (17 worldwide citation)

The present invention provides minimally invasive devices and methods for delivering a spinal connector to one or more spinal anchor sites in a patient's spinal column. In one embodiment, a spinal implant and access device is provided that includes a U-shaped receiver member, a bone-engaging member, ...


6
Christopher Sicvol, Erasmo Lopez, Ramon Ruberte: Percutaneous access devices and bone anchor assemblies. DePuy Spine Sarl, August 27, 2013: US08518082 (14 worldwide citation)

A percutaneous access device includes an inner tube and an outer tube disposed about at least a portion of the inner tube. The outer tube may be sized to span from a skin incision in a patient to a site proximate the spine of the patient. The distal end of the outer tube may be adapted to releasably ...


7
Christopher Sicvol, Erasmo Lopez, Ramon Ruberte: Percutaneous access devices and bone anchor assemblies. DePuy Spine Sarl, December 31, 2013: US08617210 (2 worldwide citation)

A percutaneous access device includes an inner tube and an outer tube disposed about at least a portion of the inner tube. The outer tube may be sized to span from a skin incision in a patient to a site proximate the spine of the patient. The distal end of the outer tube may be adapted to releasably ...


8
Christopher Sicvol, Erasmo Lopez, Ramon Ruberte: Percutaneous access devices and bone anchor assemblies. Medos International Sarl, September 13, 2016: US09439699

A bone anchor assembly includes a bone anchor having a distal bone engaging portion and a receiving member having a recess for receiving a spinal fixation element. The proximal end of the receiving member may have a groove formed on an exterior surface thereof to facilitate connection of an instrume ...


9
Christopher Sicvol: Articulating cannula access device. nContact Surgical, Levine Bagade Han, October 14, 2014: US08858528

Devices and methods are disclosed for less invasive surgery. More particularly, methods and devices described herein permit improved access within a body cavity when performing a minimally invasive procedure, typically through a small opening, a surgical port, or during an open surgical procedure.


10
Christopher Sicvol, Erasmo Lopez, Ramon Ruberte: Percutaneous Access Devices And Bone Anchor Assemblies. Philip S Johnson, Johnson & Johnson, July 19, 2007: US20070167954-A1

A percutaneous access device includes an inner tube and an outer tube disposed about at least a portion of the inner tube. The outer tube may be sized to span from a skin incision in a patient to a site proximate the spine of the patient. The distal end of the outer tube may be adapted to releasably ...