1
R Thomas Grotz: Linearly expanding spine cage for enhanced spinal fusion. CoAlign Innovations, Downs Rachlin Martin PLLC, October 26, 2010: US07819921 (131 worldwide citation)

A linearly expanding spine cage has a minimized diameter in its unexpanded state that is equal to the diameter of an insertion groove cut into adjacent vertebral bodies. The cage conformably engages between the endplates of adjacent vertebrae to effectively distract the disc space, widen neuroforami ...


2
R Thomas Grotz: Stabilizer for human joints. Ultraortho, Townsend and Townsend and Crew, October 19, 1999: US05968078 (89 worldwide citation)

This invention pertains to a medical device for securing bodily tissues to bone, and more particularly to a triangular shaped joint stabilizer comprising sharpened, toothed bone anchors that are forcibly spread into the bone by a central plug.


3
R Thomas Grotz: Wedge for fastening tissue to bone. Ultraortho, Townsend and Townsend and Crew, January 25, 2000: US06017346 (83 worldwide citation)

A wedge for insertion to a rectilinear slot in bone fastens tissue for continuous refastening of separated tissue from bone. When viewed in plan toward the proximal truncated top, the wedge is sinusoidal in shape defining a series of prominences and depressions relative to the elongate slot. At the ...


4
R Thomas Grotz: Linearly expanding spine cage for enhanced spinal fusion. Innvotec Surgical, Downs Rachlin Martin PLLC, May 25, 2010: US07722674 (82 worldwide citation)

A linearly expanding spine cage has a minimized diameter in its unexpanded state that is equal to the diameter of an insertion groove cut into adjacent vertebral bodies. The cage conformably engages between the endplates of adjacent vertebrae to effectively distract the disc space, widen neuroforami ...


5
R Thomas Grotz, Rudy A Pretti: Spinal implant with expandable fixation. CoAlign Innovations, Lerner David Littenberg Krumholz & Mentlik, January 13, 2015: US08932355 (6 worldwide citation)

A spinal implant which is configured to be deployed between adjacent vertebral bodies. The implant has at least one fixation element with a retracted configuration to facilitate deployment of the implant and an extended configuration so as to engage a surface of an adjacent vertebral body and secure ...


6
R Thomas Grotz: Resilient knee implant and methods. Shay Glenn, May 30, 2017: US09662218 (3 worldwide citation)

This disclosure is directed to a resilient interpositional arthroplasty implant for application into a knee joint to pad cartilage defects, cushion a joint, and replace or restore the articular surface, which may preserve joint integrity, reduce pain and improve function. The implant may endure vari ...


7
R Thomas Grotz: Resilient arthroplasty device. IORTHOPEDICS, Shay Glenn, November 7, 2017: US09808345 (1 worldwide citation)

The disclosure is directed to a resilient implant for implantation into human or animal joints to act as a cushion allowing for renewed joint motion. The implant endures variable joint forces and cyclic loads while reducing pain and improving function after injury or disease to repair, reconstruct, ...


8
R Thomas Grotz, Rudy A Pretti: Spinal implant with expandable fixation. Howmedica Osteonics, Lerner David Littenberg Krumholz & Mentlik, April 3, 2018: US09931222

A spinal implant which is configured to be deployed between adjacent vertebral bodies. The implant has at least one fixation element with a retracted configuration to facilitate deployment of the implant and an extended configuration so as to engage a surface of an adjacent vertebral body and secure ...


9
R Thomas Grotz: Resilient knee implant and methods. IORTHOPEDICS, Michel Graffeo, June 26, 2018: US10004605

This disclosure is directed to a resilient interpositional arthroplasty implant for application into a knee joint to pad cartilage defects, cushion a joint, and replace or restore the articular surface, which may preserve joint integrity, reduce pain and improve function. The implant may endure vari ...


10
R Thomas Grotz, Rudy Pretti: Selectively expanding spine cage, hydraulically controllable in three dimensions for vertebral body replacement. Innvotec Surgical, Edward J Lynch Patent Attorney, July 3, 2008: US20080161933-A1

A selectively expanding spine cage has a minimized diameter in its unexpanded state that is smaller that the diameter of the neuroforamen through which it passes in the distracted spine. The cage conformably engages between the endplates of vertebrae to effectively distract the anterior disc space, ...