1
Robert L Assell, Steven D Ainsworth, Andrew L Cragg, Eugene A Dickhudt: Method and apparatus for manipulating material in the spine. TranS1, Knobbe Martens Olson & Bear, March 10, 2009: US07500977 (74 worldwide citation)

Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set may comprise i ...


2
Robert L Assell, Steven D Ainsworth, Andrew L Cragg, Eugene A Dickhudt: Method and apparatus for spinal distraction. TranS1, Knobbe Martens Olson & Bear, January 6, 2009: US07473256 (53 worldwide citation)

Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set may comprise i ...


3
Robert L Assell, Stephen D Ainsworth, Andrew L Cragg, Eugene A Dickhudt: Exchange system for soft tissue access pathway. Knobbe Martens Olson & Bear, July 7, 2005: US20050149049-A1

Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set may comprise i ...


4
Robert L Assell, Stephen D Ainsworth, Andrew L Cragg, Eugene A Dickhudt: Spinal nucleus extraction tool. Knobbe Martens Olson & Bear, June 23, 2005: US20050137601-A1

Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set may comprise i ...


5
Robert L Assell, Stephen D Ainsworth, Andrew L Cragg, Eugene A Dickhudt: Method and apparatus for introducing material along an access path to a treatment site. Knobbe Martens Olson & Bear, June 23, 2005: US20050137604-A1

Disclosed are surgical tools, tool sets and methods for percutaneously accessing and preparing treatment sites within the spine for subsequent treatment procedures. The treatment site may be an inter-vertebral motion segments in the lumbar and sacral regions of the spine. The tool set may comprise i ...