CA3024053C - Energy delivery and imaging catheter - Google Patents

Energy delivery and imaging catheter Download PDF

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Publication number
CA3024053C
CA3024053C CA3024053A CA3024053A CA3024053C CA 3024053 C CA3024053 C CA 3024053C CA 3024053 A CA3024053 A CA 3024053A CA 3024053 A CA3024053 A CA 3024053A CA 3024053 C CA3024053 C CA 3024053C
Authority
CA
Canada
Prior art keywords
catheter
electrode
dilating catheter
occlusion
energy
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CA3024053A
Other languages
English (en)
French (fr)
Other versions
CA3024053A1 (en
Inventor
Osamu Katoh
Wayne Ogata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asahi Medical Technologies Inc
Original Assignee
Asahi Medical Technologies Inc
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 Asahi Medical Technologies Inc filed Critical Asahi Medical Technologies Inc
Publication of CA3024053A1 publication Critical patent/CA3024053A1/en
Application granted granted Critical
Publication of CA3024053C publication Critical patent/CA3024053C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods
    • A61B17/32—Surgical cutting instruments
    • A61B17/3205—Excision instruments
    • A61B17/3207—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • A61B18/14—Probes or electrodes therefor
    • A61B18/1492—Probes or electrodes therefor having a flexible, catheter-like structure, e.g. for heart ablation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
    • A61B18/24—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor with a catheter
    • A61B18/245—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor with a catheter for removing obstructions in blood vessels or calculi
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves
    • A61B2018/1861—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using microwaves with an instrument inserted into a body lumen or cavity, e.g. a catheter

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Physics & Mathematics (AREA)
  • Otolaryngology (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • Vascular Medicine (AREA)
  • Cardiology (AREA)
  • Surgical Instruments (AREA)
  • Electrotherapy Devices (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
CA3024053A 2007-09-26 2008-09-23 Energy delivery and imaging catheter Active CA3024053C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US97547307P 2007-09-26 2007-09-26
US60/975,473 2007-09-26
CA2700968A CA2700968C (en) 2007-09-26 2008-09-23 Recanalizing occluded vessels using radiofrequency energy

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA2700968A Division CA2700968C (en) 2007-09-26 2008-09-23 Recanalizing occluded vessels using radiofrequency energy

Publications (2)

Publication Number Publication Date
CA3024053A1 CA3024053A1 (en) 2009-04-02
CA3024053C true CA3024053C (en) 2021-12-07

Family

ID=40511823

Family Applications (2)

Application Number Title Priority Date Filing Date
CA3024053A Active CA3024053C (en) 2007-09-26 2008-09-23 Energy delivery and imaging catheter
CA2700968A Active CA2700968C (en) 2007-09-26 2008-09-23 Recanalizing occluded vessels using radiofrequency energy

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA2700968A Active CA2700968C (en) 2007-09-26 2008-09-23 Recanalizing occluded vessels using radiofrequency energy

Country Status (7)

Country Link
US (1) US8911435B2 (enExample)
EP (2) EP2197383B1 (enExample)
JP (4) JP5618332B2 (enExample)
KR (1) KR101228879B1 (enExample)
AU (1) AU2008304599B2 (enExample)
CA (2) CA3024053C (enExample)
WO (1) WO2009042614A1 (enExample)

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Also Published As

Publication number Publication date
WO2009042614A1 (en) 2009-04-02
KR20100075528A (ko) 2010-07-02
JP2014208263A (ja) 2014-11-06
JP6050283B2 (ja) 2016-12-21
JP5618332B2 (ja) 2014-11-05
JP2019076741A (ja) 2019-05-23
CA2700968A1 (en) 2009-04-02
AU2008304599B2 (en) 2012-11-22
CA3024053A1 (en) 2009-04-02
US8911435B2 (en) 2014-12-16
KR101228879B1 (ko) 2013-02-05
EP3348221A1 (en) 2018-07-18
EP2197383A1 (en) 2010-06-23
EP2197383B1 (en) 2018-01-31
JP6785832B2 (ja) 2020-11-18
US20100292685A1 (en) 2010-11-18
AU2008304599A1 (en) 2009-04-02
JP2010540099A (ja) 2010-12-24
JP2017094092A (ja) 2017-06-01
CA2700968C (en) 2019-06-11
JP6461891B2 (ja) 2019-01-30
EP2197383A4 (en) 2012-08-22

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