1
Stephen Ritland: Connection rod for screw or hook polyaxial system and method of use. Stephen Ritland, Sheridan Ross P C, April 24, 2007: US07207992 (159 worldwide citation)

A low-profile surgical implant assembly is provided that includes a connector device that is an integral part of a rod, the connector device allowing the rod to be attached directly to a bone screw, such as a pedicle screw. Another aspect of the invention is a clamp device that allows the length of ...


2
Stephen Ritland: Method and device for microsurgical intermuscular spinal surgery. Stephen Ritland, Sheridan Ross P C, January 23, 2007: US07166073 (94 worldwide citation)

A retractor is provided for performing spinal surgery with a minimal approach, and which spares the lumbar muscles from surgical disruption. A preferred embodiment includes a blade having first and second faces wherein the faces are positioned substantially transverse to one another, and wherein at ...