BR112014031372A2 - implantes/procedimentos relacionados ao avanço da tuberosidade tibial - Google Patents

implantes/procedimentos relacionados ao avanço da tuberosidade tibial

Info

Publication number
BR112014031372A2
BR112014031372A2 BR112014031372A BR112014031372A BR112014031372A2 BR 112014031372 A2 BR112014031372 A2 BR 112014031372A2 BR 112014031372 A BR112014031372 A BR 112014031372A BR 112014031372 A BR112014031372 A BR 112014031372A BR 112014031372 A2 BR112014031372 A2 BR 112014031372A2
Authority
BR
Brazil
Prior art keywords
implants
procedures related
tibial tuberosity
tibial
tuberosity advancement
Prior art date
Application number
BR112014031372A
Other languages
English (en)
Inventor
Bordeaux Jean-Noel
J Horan Timothy
Original Assignee
Synthes Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Synthes Gmbh filed Critical Synthes Gmbh
Publication of BR112014031372A2 publication Critical patent/BR112014031372A2/pt

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02Prostheses implantable into the body
    • A61F2/30Joints
    • A61F2/30721Accessories
    • A61F2/30724Spacers for centering an implant in a bone cavity, e.g. in a cement-receiving cavity
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • A61B17/025Joint distractors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/17Guides or aligning means for drills, mills, pins or wires
    • A61B17/1739Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body
    • A61B17/1764Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body for the knee
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/60Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like for external osteosynthesis, e.g. distractors, contractors
    • A61B17/66Alignment, compression or distraction mechanisms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8061Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8095Wedge osteotomy devices
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8866Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices for gripping or pushing bones, e.g. approximators
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61DVETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
    • A61D1/00Surgical instruments for veterinary use
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02Prostheses implantable into the body
    • A61F2/30Joints
    • A61F2/30721Accessories
    • A61F2/30734Modular inserts, sleeves or augments, e.g. placed on proximal part of stem for fixation purposes or wedges for bridging a bone defect
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02Prostheses implantable into the body
    • A61F2/30Joints
    • A61F2/38Joints for elbows or knees
    • A61F2/389Tibial components
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1662Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body
    • A61B17/1675Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the knee
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/80Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
    • A61B17/8052Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded
    • A61B17/8057Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded the interlocking form comprising a thread
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/84Fasteners therefor or fasteners being internal fixation devices
    • A61B17/846Nails or pins, i.e. anchors without movable parts, holding by friction only, with or without structured surface
    • A61B17/848Kirschner wires, i.e. thin, long nails
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/88Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8863Apparatus for shaping or cutting osteosynthesis equipment by medical personnel
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • A61B17/025Joint distractors
    • A61B2017/0268Joint distractors for the knee
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B2017/564Methods for bone or joint treatment
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/06Measuring instruments not otherwise provided for
    • A61B2090/061Measuring instruments not otherwise provided for for measuring dimensions, e.g. length
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/06Measuring instruments not otherwise provided for
    • A61B2090/067Measuring instruments not otherwise provided for for measuring angles
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02Prostheses implantable into the body
    • A61F2/30Joints
    • A61F2002/30001Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
    • A61F2002/30667Features concerning an interaction with the environment or a particular use of the prosthesis
    • A61F2002/307Prostheses for animals

Abstract

resumo patente de invenção: "implantes/procedimentos relacionados ao avanço da tuberosidade tibial". a presente invenção refere-se a um sistema de avanço de tuberosidade tibial (att) (100) que é configurado para manter uma tuberosidade (30) em uma posição avançada em relação a um corpo tibial (23). o sistema de att inclui um implante (104), um espaçador (102) e um membro de fixação de espaçador (128).
BR112014031372A 2012-06-14 2013-03-05 implantes/procedimentos relacionados ao avanço da tuberosidade tibial BR112014031372A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261659655P 2012-06-14 2012-06-14
PCT/US2013/028976 WO2013187950A1 (en) 2012-06-14 2013-03-05 Implants/procedures related to tibial tuberosity advancement

Publications (1)

Publication Number Publication Date
BR112014031372A2 true BR112014031372A2 (pt) 2017-06-27

Family

ID=47997796

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014031372A BR112014031372A2 (pt) 2012-06-14 2013-03-05 implantes/procedimentos relacionados ao avanço da tuberosidade tibial

Country Status (10)

Country Link
US (2) US20130338781A1 (pt)
EP (1) EP2861170A1 (pt)
JP (1) JP2015519176A (pt)
KR (1) KR20150032287A (pt)
CN (1) CN104540463A (pt)
AU (1) AU2013274872A1 (pt)
BR (1) BR112014031372A2 (pt)
CA (1) CA2876834A1 (pt)
IN (1) IN2014DN10252A (pt)
WO (1) WO2013187950A1 (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2013274872A1 (en) 2012-06-14 2014-12-18 Synthes Gmbh Implants/procedures related to tibial tuberosity advancement
GB2507965B (en) * 2012-11-14 2018-12-19 Steris Instrument Man Services Inc Cage assembly for tibial tuberosity advancement procedure
US9943370B2 (en) * 2013-01-30 2018-04-17 Conformis, Inc. Advanced methods and techniques for designing knee implant components
US9545276B2 (en) * 2013-03-15 2017-01-17 Aristotech Industries Gmbh Fixation device and method of use for a lapidus-type plantar hallux valgus procedure
US10327860B2 (en) * 2014-06-19 2019-06-25 Kyocera Corporation Measurement instrument for joint surgery
FR3022450B1 (fr) * 2014-06-23 2016-06-24 Albert Paoli Cale fragmentable
US9615931B2 (en) * 2015-03-20 2017-04-11 Globus Medical, Inc. Surgical plate systems
DE102017105768A1 (de) * 2017-03-17 2018-09-20 Rita Leibinger GmbH & Co. KG TTA-Implantat, sowie TTA-Implantatsystem
US11607255B2 (en) * 2019-08-23 2023-03-21 Randall Fitch Method and apparatus for treating cranial cruciate ligament disease in canines
US20210298806A2 (en) * 2019-09-20 2021-09-30 New Generation Devices, Inc. Tibial Plateau Leveling Osteotomy Plate with Offset
EP4104771A4 (en) * 2020-02-10 2023-11-01 Ames Medical Prosthetic Solutions, S.A.U. PROSTHESIS
GB2604414A (en) * 2020-09-01 2022-09-07 Nextremity Solutions Inc Bone displacement system and method
USD1018854S1 (en) 2020-09-21 2024-03-19 Movora, Llc Tibial plate

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9900094D0 (sv) * 1999-01-15 1999-01-15 Robert J Medoff A method of enabling bone screws to be installed at an angle in underlying bone
US6692503B2 (en) 1999-10-13 2004-02-17 Sdgi Holdings, Inc System and method for securing a plate to the spinal column
US6796986B2 (en) * 2001-03-29 2004-09-28 David W. Duffner Adjustable tibial osteotomy jig and method
US8388690B2 (en) * 2003-10-03 2013-03-05 Linvatec Corporation Osteotomy system
US7985222B2 (en) * 2004-04-21 2011-07-26 Medshape Solutions, Inc. Osteosynthetic implants and methods of use and manufacture
CN100471471C (zh) 2004-05-07 2009-03-25 I平衡医疗公司 开放楔形切骨术系统和外科手术方法
US7727234B2 (en) 2004-07-15 2010-06-01 Thorsgard Eric O Apparatus and method for anterior cruciate repair
US7935119B2 (en) * 2005-01-31 2011-05-03 Ibalance Medical, Inc. Method for performing an open wedge, high tibial osteotomy
US8177818B2 (en) 2005-09-08 2012-05-15 Securos, Inc. Fixation plate
US20080195099A1 (en) * 2007-02-13 2008-08-14 The Brigham And Women's Hospital, Inc. Osteotomy system
US20100076564A1 (en) * 2008-09-23 2010-03-25 Schilling Eric M Tibial tuberosity advancement implant
US8795366B2 (en) 2010-01-11 2014-08-05 Innova Spinal Technologies, Llc Expandable intervertebral implant and associated surgical method
WO2012075349A2 (en) * 2010-12-03 2012-06-07 Board Of Trustees Of The Michigan State University Orthopedic cage
CN103327916A (zh) 2011-01-31 2013-09-25 新特斯有限责任公司 用于四足动物髌腱徙前术的系统和方法
AU2013274872A1 (en) 2012-06-14 2014-12-18 Synthes Gmbh Implants/procedures related to tibial tuberosity advancement

Also Published As

Publication number Publication date
US11224515B2 (en) 2022-01-18
CA2876834A1 (en) 2013-12-19
CN104540463A (zh) 2015-04-22
IN2014DN10252A (pt) 2015-08-07
JP2015519176A (ja) 2015-07-09
WO2013187950A1 (en) 2013-12-19
KR20150032287A (ko) 2015-03-25
AU2013274872A1 (en) 2014-12-18
US20160151160A1 (en) 2016-06-02
EP2861170A1 (en) 2015-04-22
US20130338781A1 (en) 2013-12-19

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]