Inventor · Redondo Beach, CA, US

Michael Barrus

79Patents
22h-index
41Co-inventors
88Inventor score

Filing activity: Dec 14, 2000 → Dec 23, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6736825B2 Paired expandable anastomosis devices and related methods Human Necessities 1,514 Expired
US6626921B2 Externally positioned anvil apparatus for cutting anastomosis Human Necessities 357 Expired
US6743244B2 Soft anvil apparatus for cutting anastomosis fenestra Human Necessities 297 Expired
US6652542B2 External anastomosis operators and related systems for anastomosis Human Necessities 267 Expired
US6726694B2 Intraluminally directed anvil apparatus and related methods and systems Human Necessities 219 Expired
US7988694B2 Spinal fixation system having locking and unlocking devices for use with a multi-planar, taper lock screw Human Necessities 131 Active
US8038701B2 Uni-planar, taper lock bone screw Human Necessities 58 Active
US7124570B2 Apparatus and methods for fluid occlusion of an access tube anastomosed to an anatomical vessel Human Necessities 50 Expired
US8814919B2 Posterior pedicle screw having a taper lock Human Necessities 49 Active
US8287576B2 Mono-axial, taper lock bone screw Human Necessities 40 Active
US7931654B2 Dual action rod reducing and locking device and method Emerging Cross-Sectional Technologies 39 Active
US8308729B2 Rod reduction device Human Necessities 38 Active
US8920471B2 Transverse connector Human Necessities 37 Active
US8377101B2 Multi-planar taper lock screw with increased rod friction Human Necessities 33 Active
US8672944B2 System and method for performing spinal surgery Human Necessities 30 Active
US8162991B2 Multi-planar, taper lock screw Human Necessities 30 Active
US9579127B2 Fixation implant and method of insertion Human Necessities 29 Active
US8961523B2 Rod reduction device and method of use Human Necessities 28 Active
US8298138B2 Minimally invasive retractor and methods of use Human Necessities 28 Active
US7131959B2 Apparatus and methods for occluding an access tube anastomosed to sidewall of an anatomical vessel Human Necessities 26 Expired
US9566167B2 Expandable spinal implant Human Necessities 24 Active
US8361122B2 Spinal fixation system having locking and unlocking devices for use with a multi-planar, taper lock screw Human Necessities 24 Active
US9247969B2 Rod reduction device Human Necessities 19 Active
US9271763B2 Transverse rod connector Human Necessities 17 Active
US7901417B2 Systems for forming an anastomosis with an anvil and an apparatus having at least one guide Human Necessities 17 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.