BRPI0415696B8 - catéter e método, em específico para ablação e técnicas semelhantes - Google Patents

catéter e método, em específico para ablação e técnicas semelhantes

Info

Publication number
BRPI0415696B8
BRPI0415696B8 BRPI0415696A BRPI0415696A BRPI0415696B8 BR PI0415696 B8 BRPI0415696 B8 BR PI0415696B8 BR PI0415696 A BRPI0415696 A BR PI0415696A BR PI0415696 A BRPI0415696 A BR PI0415696A BR PI0415696 B8 BRPI0415696 B8 BR PI0415696B8
Authority
BR
Brazil
Prior art keywords
catheter
ablation
specifically
similar techniques
channel
Prior art date
Application number
BRPI0415696A
Other languages
English (en)
Inventor
Frederik Henricus Matheus Wittkampf
Original Assignee
Univ Medish Centrum Utrecht
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 Univ Medish Centrum Utrecht filed Critical Univ Medish Centrum Utrecht
Publication of BRPI0415696A publication Critical patent/BRPI0415696A/pt
Publication of BRPI0415696B1 publication Critical patent/BRPI0415696B1/pt
Publication of BRPI0415696B8 publication Critical patent/BRPI0415696B8/pt

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
    • A61B18/04—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
    • A61B18/04—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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • 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
    • A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
    • A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
    • A61B2018/00029—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids open
    • 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
    • A61B2018/00053—Mechanical features of the instrument of device
    • A61B2018/00059—Material properties
    • A61B2018/00089—Thermal conductivity
    • A61B2018/00101—Thermal conductivity low, i.e. thermally insulating
    • 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
    • A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
    • A61B2018/00345—Vascular system
    • A61B2018/00351—Heart
    • 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
    • A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
    • A61B2018/00345—Vascular system
    • A61B2018/00351—Heart
    • A61B2018/00363—Epicardium
    • 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
    • A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
    • A61B2018/00577—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
    • A61B2018/00636—Sensing and controlling the application of energy
    • A61B2018/00773—Sensed parameters
    • A61B2018/00791—Temperature
    • A61B2018/00815—Temperature measured by a thermistor

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Surgery (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Otolaryngology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Surgical Instruments (AREA)
  • Media Introduction/Drainage Providing Device (AREA)

Abstract

"catéter e método, em específico para ablação e técnicas semelhantes". a invenção se refere a um cateter, provido de um corpo alongado com uma primeira extremidade eletricamente condutiva, caracterizado pelo fato de que através do referido corpo no mínimo um condutor eletrizado se estenda, que seja conectado à referida primeira extremidade e um canal para alimentar um fluido resfriador através do referido corpo, em que o canal seja provido, dentro ou próximo à referida primeira extremidade, de no mínimo uma abertura de saída e caracterizado pelo fato de que, na referida primeira extremidade, haja disposto um sensor de temperatura, ao mesmo tempo em que o referido canal seja termicamente isolado da referida primeira extremidade.
BRPI0415696A 2003-10-29 2004-10-20 catéter e método, em específico para ablação e técnicas semelhantes BRPI0415696B8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL1024658 2003-10-29
NL1024658A NL1024658C2 (nl) 2003-10-29 2003-10-29 Katheter en werkwijze, in het bijzonder voor ablatie en dergelijke techniek.
PCT/NL2004/000741 WO2005048858A1 (en) 2003-10-29 2004-10-20 Catheter and method, in particular for ablation and like technique

Publications (3)

Publication Number Publication Date
BRPI0415696A BRPI0415696A (pt) 2006-12-26
BRPI0415696B1 BRPI0415696B1 (pt) 2018-04-03
BRPI0415696B8 true BRPI0415696B8 (pt) 2021-06-22

Family

ID=34617593

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0415696A BRPI0415696B8 (pt) 2003-10-29 2004-10-20 catéter e método, em específico para ablação e técnicas semelhantes

Country Status (11)

Country Link
US (3) US7815635B2 (pt)
EP (1) EP1686908B1 (pt)
JP (1) JP4776542B2 (pt)
KR (1) KR101218957B1 (pt)
CN (1) CN100586393C (pt)
AU (1) AU2004290563B2 (pt)
BR (1) BRPI0415696B8 (pt)
CA (1) CA2543524C (pt)
NL (1) NL1024658C2 (pt)
RU (1) RU2006118345A (pt)
WO (1) WO2005048858A1 (pt)

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CA2543524A1 (en) 2005-06-02
US7815635B2 (en) 2010-10-19
AU2004290563B2 (en) 2010-09-23
CN100586393C (zh) 2010-02-03
BRPI0415696A (pt) 2006-12-26
US7998141B2 (en) 2011-08-16
RU2006118345A (ru) 2007-12-10
WO2005048858A1 (en) 2005-06-02
US8287533B2 (en) 2012-10-16
US20110022046A1 (en) 2011-01-27
BRPI0415696B1 (pt) 2018-04-03
EP1686908B1 (en) 2014-12-03
JP2007509693A (ja) 2007-04-19
EP1686908A1 (en) 2006-08-09
KR101218957B1 (ko) 2013-01-04
US20110301596A1 (en) 2011-12-08
JP4776542B2 (ja) 2011-09-21
US20080045943A1 (en) 2008-02-21
CA2543524C (en) 2012-10-09
CN1897885A (zh) 2007-01-17
NL1024658C2 (nl) 2005-05-02
AU2004290563A1 (en) 2005-06-02
KR20060123207A (ko) 2006-12-01

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