US Patent No: 7,625,381

Number of patents in Portfolio can not be more than 2000

System and method for stabilizing a portion of the spine

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ALSO PUBLISHED AS: 20050038436
ATTORNEY / AGENT: (SPONSORED)
 

Importance

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Abstract

Anatomically contoured anterior cervical plates with bone ingrowth surfaces, providing for intersegmental compressive preloading, and a rigid and locked interface to all of the bone screws, with those engaging the vertebrae deployed in highly convergent pairs. The bone screws have a tapered self-tapping leading end, an increasing root diameter with a generally constant outer diameter with a thread that is narrow and sharp throughout and an enlarged head portion capable of an interference fit to the receiving holes of the plate. Instrumentation consists of plate holders, a compression apparatus and a pilot hole forming device that interlocks with the plate. Methods for spinal compression and bone hole preparation are provided.

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First Claim

Related Publications

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Patent Owner(s)

Patent OwnerAddressTotal Patents
WARSAW ORTHOPEDIC, INC.WARSAW, IN1462

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Michelson, Gary K Venice, CA 291 11476

Cited Art

Patent Info (Count) # Cites Year
 
WARSAW ORTHOPEDIC, INC. (22)
5,059,194 Cervical distractor 153 1990
5,593,409 Interbody spinal fusion implants 435 1995
5,772,661 Methods and instrumentation for the surgical correction of human thoracic and lumbar spinal disease from the antero-lateral aspect of the spine 415 1995
5,520,690 Anterior spinal polyaxial locking screw plate assembly 243 1995
5,531,746 Posterior spinal polyaxial locking lateral mass screw plate assembly 193 1995
5,643,265 Dynamic compression polyaxial locking screw plate assembly 147 1995
6,923,810 Frusto-conical interbody spinal fusion implants 79 1995
7,534,254 Threaded frusto-conical interbody spinal fusion implants 21 1995
5,984,967 Osteogenic fusion devices 162 1996
5,607,426 Threaded polyaxial locking screw plate assembly 302 1996
5,876,402 Anterior spinal polyaxial locking screw plate assembly having recessed retaining rings 253 1996
5,725,588 Acetabular cup having polyaxial locking screws 61 1996
5,782,830 Implant insertion device 251 1996
5,860,973 Translateral spinal implant 252 1996
5,776,199 Artificial spinal fusion implants 284 1997
6,139,550 Skeletal plating system 260 1998
6,364,880 Spinal implant with bone screws 82 2000
6,428,542 Single-lock anterior cervical plate 172 2000
6,592,586 Single-lock anterior cervical plating system 108 2000
6,383,186 Single-lock skeletal plating system 135 2000
7,077,844 Segmentable skeletal plating system 45 2002
6,916,320 Anterior cervical plate system 69 2002
 
SDGI HOLDINGS, INC. (9)
5,209,751 Spinal fixation system 93 1992
5,324,290 Anterior thoracolumbar plate 184 1992
5,364,399 Anterior cervical plating system 400 1993
5,423,826 Anterior cervical plate holder/drill guide and method of use 231 1993
5,545,163 Spinal fixation system 57 1994
5,620,443 Anterior screw-rod connector 127 1995
5,562,663 Implant interconnection mechanism 188 1995
5,578,034 Apparatus for preventing screw backout in a bone plate fixation system 196 1995
6,152,927 Anterior cervical plating system 232 1999
 
SYNTHES (U.S.A.) (6)
4,219,015 Plates for osteosynthesis 138 1978
RE31628 Osteosynthetic pressure plate construction 132 1979
4,388,921 Device comprising a plate and screws for fastening a plate to a bone 174 1981
4,484,570 Device comprising an implant and screws for fastening said implant to a bone, and a device for connecting two separated pieces of bone 409 1981
4,493,317 Surgical compression plate and drill guide 237 1981
4,838,252 Osteosynthetic compression plate 48 1986
 
SYNTHES USA, LLC (6)
5,053,036 Point contact bone compression plate 209 1990
5,151,103 Point contact bone compression plate 163 1991
5,275,601 Self-locking resorbable screws and plates for internal fixation of bone fractures and tendon-to-bone attachment 213 1991
5,300,074 Two-part angle plate 65 1991
5,601,553 Locking plate and bone screw 390 1994
5,733,287 Bone plate 67 1996
 
ZIMMER TECHNOLOGY, INC. (6)
4,863,475 Implant and method for production thereof 46 1984
4,573,458 Bone fixation plate 56 1985
4,959,065 Bone plate with positioning member 80 1989
5,019,079 Bone screw 100 1989
5,167,662 Temporary clamp and inserter for a posterior midline spinal clamp 98 1992
5,534,027 Method for providing a barrier to the advancement of wear debris in an orthopaedic implant assembly 86 1994
 
ZIMMER SPINE, INC. (4)
5,676,666 Cervical spine stabilization system 216 1996
6,193,721 Multi-lock anterior cervical plating system 277 1998
6,030,389 System and method for stabilizing the human spine with a bone plate 218 1998
6,620,163 Anterior cervical plating system and bone screw 114 2000
 
BIOMET MICROFIXATION, LLC (3)
D402032 Neuro gap plate for osteosynthesis 69 1996
D406646 Neuro sub-temporal plate for osteosynthesis 62 1996
5,702,396 Osteosynthesis plate 115 1996
 
DEPUY ACROMED, INC. (3)
5,071,437 Artificial disc 495 1990
5,261,910 Apparatus for maintaining spinal elements in a desired spatial relationship 150 1992
5,954,722 Polyaxial locking plate 333 1997
 
HOWMEDICA OSTEONICS CORP. (3)
4,961,740 V-thread fusion cage and method of fusing a bone joint 563 1988
5,190,544 Modular femoral fixation system 168 1991
5,681,311 Osteosynthesis apparatus 264 1995
 
SMITH & NEPHEW RICHARDS INC. (3)
5,129,899 Bone fixation apparatus 165 1991
5,348,026 Osteoinductive bone screw 75 1992
5,458,653 Prosthetic implants with bioabsorbable coatings 68 1993
 
ULRICH GMBH & CO. KG (3)
4,733,657 Apparatus for aligning a spinal column having damaged vertebrae 56 1985
4,957,495 Device for setting the spinal column 168 1988
5,478,340 Vertebral column implant and repositioning instrument 34 1993
 
BIEDERMANN TECHNOLOGIES GMBH & CO. KG (2)
5,443,467 Bone screw 387 1994
5,545,165 Anchoring member 165 1994
 
CODMAN & SHURTLEFF, INC. (2)
5,052,373 Spinal retractor 227 1990
5,616,144 Osteosynthesis plate system 167 1995
 
DANEK GROUP, INC. (2)
5,108,395 Implant for anterior dorsolumbar spinal osteosynthesis, intended for the correction of kyphoses 164 1990
5,395,371 Spinal fixation system 93 1993
 
SALUT, LTD. (2)
5,127,912 Sacral implant system 338 1990
5,300,073 Sacral implant system 144 1992
 
SMITH & NEPHEW DYONICS, INC. (2)
5,234,430 Orthopedic fixation screw and method 113 1991
5,456,685 Interference screw having a tapered back root 144 1994
 
SOFAMOR S.N.C. (2)
5,487,743 Anterior dorso-lumbar spinal osteosynthesis instrumentation for the correction of kyphosis 47 1994
6,193,719 Threaded clamping plug for interconnecting two implants of a spinal osteosynthesis instrumentation or other implants 34 1999
 
STRYKER TECHNOLOGIES CORPORATION (2)
4,338,926 Bone fracture prosthesis with controlled stiffness 98 1980
5,127,914 Osteosynthesis means for the connection of bone fracture segments 85 1990
 
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA (2)
4,563,489 Biodegradable organic polymer delivery system for bone morphogenetic protein 216 1984
4,596,574 Biodegradable porous ceramic delivery system for bone morphogenetic protein 233 1984
 
WALDEMAR LINK GMBH & CO. KG (2)
5,234,431 Bone plate arrangement 167 1992
5,380,327 Device for connecting bone fragments by means of a bone plate 32 1993
 
WENZEL SPINE, INC. (2)
5,545,164 Occipital clamp assembly for cervical spine rod fixation 90 1994
5,545,166 Spinal segmental reduction derotational fixation system 97 1994
 
ZIMMER GMBH (2)
4,917,704 Intervertebral prosthesis 207 1988
4,955,908 Metallic intervertebral prosthesis 296 1988
 
ACUMED LLC (1)
5,562,672 Tapered bone screw with continuously varying pitch 66 1994
 
ALLO PRO AG (1)
5,000,166 Implant kit for stabilizing regions of a spine 90 1989
 
ARTECH (1)
4,542,539 Surgical implant having a graded porous coating 209 1984
 
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA (1)
5,147,361 Vertebral connecting plate 263 1990
 
BANK OF AMERICA, N.A. (1)
5,290,288 Multi-function device for the osteosynthesis of rachis 79 1991
 
BHC ENGINEERING LIMITED PARTNERSHIP (1)
5,569,251 Implant device and method of installing 65 1994
 
BIOCON OY (1)
5,084,051 Layered surgical biocomposite material 172 1988
 
BLACK & DECKER INC. (1)
4,414,781 Turbine sander 73 1981
 
BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM (1)
5,876,446 Porous prosthesis with biodegradable material impregnated intersticial spaces 74 1996
 
BOEHRINGER INGELHEIM GMBH (1)
5,108,399 Device for osteosynthesis and process for producing it 191 1989
 
BRANTIGAN, W. JOHN DR.( CREIGHTON UNIVERSITY SCHOOL OF MEDICINE) (1)
4,743,256 Surgical prosthetic implant facilitating vertebral interbody fusion and method 569 1987
 
BUTEL; JEAN (1)
4,488,543 Device for osteosynthesis of fractures of the extremities of the femur 154 1983
 
CORIN MEDICAL LIMITED (1)
5,217,497 Apparatus for use in the treatment of spinal disorders 180 1991
 
DANEK MEDICLAL, INC. (1)
5,527,314 Spinal fixation system 137 1993
 
DEPUY SPINE SARL (1)
5,662,652 Bone surgery holding apparatus 105 1995
 
ENCORE MEDICAL ASSET CORPORATION (1)
5,520,687 Low profile spine fixation system 13 1994
 
ESKA MEDICAL GMBH & CO. (1)
4,898,161 Forceps for pushing apart vertebrae 93 1987
 
ETHICON, INC. (1)
4,950,270 Cannulated self-tapping bone screw 254 1989
 
GRADIPORE LIMITED (1)
6,610,099 Fixture and prosthesis including the same 9 1997
 
HEGGENESS, MICHAEL (1)
5,558,674 Devices and methods for posterior spinal fixation 185 1993
 
J.G. BOSWELL COMPANY (1)
5,531,554 Self-retaining means for fasteners particularly screws 33 1994
 
JOHNSON & JOHNSON PROFESSIONAL, INC. (1)
5,549,612 Osteosynthesis plate system 243 1994
 
K2M, INC. (1)
5,899,904 Compression locking vertebral body screw, staple, and rod assembly 92 1998
 
LABORATORIUM FUR EXPERIMENTELLE CHIRURGIE, FORSCHUNGSINSTITUT (1)
5,211,664 Shell structure for bone replacement 79 1992
 
LEIBINGER GMBH (1)
5,468,242 Form-fitting mesh implant 119 1993
 
NEWDEAL TECHNOLOGIES (1)
5,013,313 Device for fixation of part on a support, especially of an implant on a bone 26 1989
 
NOBEL BIOCARE AB (1)
5,772,437 Securing element 21 1995
 
ORTHODYNE, INC. (1)
5,527,310 Modular pelvic fixation system and method 29 1994
 
PETROMETER CORPORATION (1)
4,409,833 Diaphragm manometer 96 1981
 
PFIZER HOSPITAL PRODUCTS GROUP, INC. (1)
4,896,661 Multi purpose orthopedic ratcheting forceps 94 1988
 
PINA VERTRIEBS AG (1)
5,380,324 Implantable device for straightening and fixing vertebrae 37 1993
 
R&B SURGICAL SOLUTIONS, LTD. (1)
5,888,223 Anterior stabilization device 217 1998
 
RSB SPINE LLC (1)
6,235,034 Bone plate and bone screw guide mechanism 268 1998
 
SCHMIDT, JOACHIM (1)
4,957,496 Slotted slide plate assembly for osteosynthesis 34 1989
 
SMITH & NEPHEW, INC. (1)
4,781,183 Surgical prosthesis 88 1986
 
SOFAMOR DANEK PROPERTIES, INC. (1)
5,380,328 Composite perforated implant structures 138 1993
 
SPHEROFIX AB (1)
5,735,853 Bone screw for osteosynthesis 198 1996
 
STRYKER FRANCE S.A. (1)
6,022,350 Bone fixing device, in particular for fixing to the sacrum during osteosynthesis of the backbone 268 1997
 
SULZER ORTHOPAEDIE AG (1)
6,102,951 Mounting system for metallic support shells 30 1998
 
TAGUCHI MEDICAL CO., LTD. (1)
5,487,741 Bone plate 57 1993
 
TECHNOMED GMK (1)
4,651,724 Bone joining plate 153 1986
 
TELLMAN, LARS G. (1)
4,628,923 Axial compression device 45 1983
 
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE NAVY (1)
5,405,391 Fusion stabilization chamber 142 1993
 
THEKEN SURGICAL (1)
6,342,055 Bone fixation system 144 1999
 
TI-MESH, INC. (1)
4,923,471 Bone fracture reduction and fixation devices with identity tags 123 1989
 
TORNIER SAS (1)
5,429,639 Spine fixator for holding a vertebral column 201 1994
 
VANDERBILT UNIVERSITY (1)
5,735,899 Low profile intraosseous anterior spinal fusion system and method 128 1996
 
VORMALS JETTER & SCHEERER (1)
4,503,848 Osteosynthesis plate 177 1982
 
WESTINGHOUSE ELECTRIC CORP. (1)
4,683,108 Locking screw apparatus and method for underwater remote replacement 11 1985
 
WRIGHT MEDICAL TECHNOLOGY, INC. (1)
4,929,247 Bone compression and distraction device 26 1988
 
YOUNGWOOD MEDICAL SPECIALTIES, INC. (1)
5,492,442 Bone screw with improved threads 64 1994
 
ZIMMER DENTAL, INC. (1)
5,306,307 Spinal disk implant 299 1991
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (22)
4,599,086 Spine stabilization device and method 432 1985
4,794,918 Bone plate arrangement 161 1986
5,041,113 Stabilization member for stabilizing bones 154 1990
5,085,660 Innovative locking plate system 172 1990
5,180,381 Anterior lumbar/cervical bicortical compression plate 247 1991
5,250,048 Stabilizing element for osteosynthesis of bone fragments, especially for the fixation of bone fractures 28 1992
5,397,363 Spinal stabilization implant system 137 1992
5,338,197 Dental implant having cutting means 45 1993
5,478,348 Medical sharp apparatus with means for rendering it safe after use 21 1994
5,616,142 Vertebral auxiliary fixation device 198 1994
5,662,655 Osteosynthesis plate-staple 87 1995
5,582,612 Vertebral fixing and retrieving device having centrally two fixation 99 1995
5,672,175 Dynamic implanted spinal orthosis and operative procedure for fitting 401 1996
5,849,012 Surgical clamping assemblies and methods of use 40 1996
5,879,389 Medical substituting element for hard tissues and artificial joint 64 1996
5,755,796 Prosthesis of the cervical intervertebralis disk 207 1996
5,718,705 Internal fixation plate 94 1996
5,676,703 Spinal stabilization implant system 190 1996
5,766,254 Spinal stabilization implant system 146 1996
5,868,749 Fixation devices 95 1997
6,123,709 Bone buttress plate and method of using same 70 1997
5,931,838 Fixation assembly for orthopedic applications 136 1998

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
OSTEOMED LLC (1)
8,337,533 Locking plate benders 0 2008
 
SPARTAN CAGE HOLDING, LLC (1)
8,187,329 Interbody fusion system with intervertebral implant retention assembly 1 2010
 
SPINAL USA, INC. (1)
8,419,777 Bone plate screw-blocking systems and methods 0 2010
 
WARSAW ORTHOPEDIC, INC. (1)
8,262,708 Single-lock plating system 0 2012
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (3)
8,257,407 Bone plate system and method 0 2009
8,403,970 Cervical plate system and method 0 2010
8,409,259 Cervical plate system and method 0 2010

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Jun 1, 2013
7.5 Year Payment $3600.00 $1800.00 $900.00 Jun 1, 2017
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jun 1, 2021
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Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00