Inventor
HARTSELL BRIAN D
US13 patents
⚠️ This page may combine multiple inventors who share the name “HARTSELL BRIAN D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BUTLER MICHAEL S
11 patentsUS8486148B2Jul 16, 2013
Hinged spinal fusion cages
BUTLER MICHAEL S137 citations97
USD737446SAug 25, 2015
Spinal interbody distractor
BUTLER MICHAEL S39 citations94
US8241334B2Aug 14, 2012
Spinal cross-connector
BUTLER MICHAEL S48 citations93
US8172879B2May 8, 2012
Resilient spinal rod system with controllable angulation
BUTLER MICHAEL S23 citations92
US8080037B2Dec 20, 2011
Spinal cross-connector with spinal extensor muscle curvature
BUTLER MICHAEL S32 citations92
US8475461B2Jul 2, 2013
Instruments for installing multi-section intervertebral spinal implants
BUTLER MICHAEL S15 citations84
US8764754B2Jul 1, 2014
Systems and methods for spinal rod insertion and reduction
BUTLER MICHAEL S18 citations83
US8715321B2May 6, 2014
Spinal facet fastener
BUTLER MICHAEL S4 citations73
US8221473B2Jul 17, 2012
Spinal rod connector assembly for a vertebral bone screw
BUTLER MICHAEL S5 citations62
US8177813B2May 15, 2012
Expandable spinal spacer
BUTLER MICHAEL S2 citations62
US9095386B2Aug 4, 2015
Spinal rod guide for a vertebral screw spinal rod connector assembly
BUTLER MICHAEL S3 citations61