WO2011113422A3 - Katheterbasierte herzklappenablationsvorrichtung - Google Patents

Katheterbasierte herzklappenablationsvorrichtung Download PDF

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Publication number
WO2011113422A3
WO2011113422A3 PCT/DE2011/000264 DE2011000264W WO2011113422A3 WO 2011113422 A3 WO2011113422 A3 WO 2011113422A3 DE 2011000264 W DE2011000264 W DE 2011000264W WO 2011113422 A3 WO2011113422 A3 WO 2011113422A3
Authority
WO
WIPO (PCT)
Prior art keywords
catheter
shield
section
heart valve
ablating device
Prior art date
Application number
PCT/DE2011/000264
Other languages
English (en)
French (fr)
Other versions
WO2011113422A2 (de
Inventor
Dimitri Zorenkov
Fiete Meyer
Original Assignee
Christian-Albrechts-Universität Zu Kiel
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 Christian-Albrechts-Universität Zu Kiel filed Critical Christian-Albrechts-Universität Zu Kiel
Publication of WO2011113422A2 publication Critical patent/WO2011113422A2/de
Publication of WO2011113422A3 publication Critical patent/WO2011113422A3/de

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
    • 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
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • 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
    • A61B17/320725—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions with radially expandable cutting or abrading elements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • 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
    • A61B17/320758—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions with a rotating cutting instrument, e.g. motor driven
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
    • A61B2017/22051—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation
    • A61B2017/22061—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation for spreading elements apart
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
    • A61B2017/22097—Valve removal in veins
    • 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
    • A61B2018/00214—Expandable means emitting energy, e.g. by elements carried thereon
    • 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
    • A61B2018/00369—Heart valves
    • 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
    • A61M29/00—Dilators with or without means for introducing media, e.g. remedies
    • A61M29/02—Dilators made of swellable material

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Otolaryngology (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Cardiology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Prostheses (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Surgical Instruments (AREA)

Abstract

Katheter (10) zur Ablation einer Herzklappe mit einem zu einem Schirm (20) aufklappbarem Abschnitt (30a, 30b) und einer bei zum Schirm (20) aufgeklapptem Abschnitt (30a, 30b) dem konkaven Abschnitt des Schirms (20) zugewandt, von diesem beabstandet angeordneter Ablationseinrichtung (60), dadurch gekennzeichnet, dass der Schirm (20) aus einer Mehrzahl von Streben (30) und einer die Streben (30) miteinander verbindenden Membran (40) gebildet ist; und die Streben (30) aus je wenigstens zwei gelenkig miteinander verbundenen Abschnitten (30a, 30b) gebildet sind, wobei der erste Abschnitt (30a) einer jeden Strebe (30) am Umfang des Katheters (10) und der zweite Abschnitt (30b) an einem im Katheter (10) geführten Führungselement (50), das gegen den Katheter (10) verschiebbar ist, gelenkig befestigt sind.
PCT/DE2011/000264 2010-03-17 2011-03-16 Katheterbasierte herzklappenablationsvorrichtung WO2011113422A2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010011773.0A DE102010011773B4 (de) 2010-03-17 2010-03-17 Katheterbasierte Herzklappenablationsvorrichtung
DE102010011773.0 2010-03-17

Publications (2)

Publication Number Publication Date
WO2011113422A2 WO2011113422A2 (de) 2011-09-22
WO2011113422A3 true WO2011113422A3 (de) 2012-02-02

Family

ID=44501515

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2011/000264 WO2011113422A2 (de) 2010-03-17 2011-03-16 Katheterbasierte herzklappenablationsvorrichtung

Country Status (2)

Country Link
DE (1) DE102010011773B4 (de)
WO (1) WO2011113422A2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1049450A (ja) * 1996-07-31 1998-02-20 Kyocera Corp 遠隔監視システムの異常時の復旧方式
DE102012002190B4 (de) 2012-02-07 2020-01-23 Universitätsklinikum Schleswig-Holstein Campus Lübeck Vorrichtung zur Einbringung und Positionierung zusammenfaltbarer Herzklappen-Bioprothesen
JP6270872B2 (ja) * 2013-01-07 2018-01-31 ピ−カーディア・リミテッド 心臓弁における石灰沈着を破砕するための装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6004269A (en) * 1993-07-01 1999-12-21 Boston Scientific Corporation Catheters for imaging, sensing electrical potentials, and ablating tissue
US20090076498A1 (en) * 2007-08-31 2009-03-19 Voyage Medical, Inc. Visualization and ablation system variations
US20090125022A1 (en) * 2007-11-12 2009-05-14 Voyage Medical, Inc. Tissue visualization and ablation systems

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5372601A (en) * 1993-03-30 1994-12-13 Lary; Banning G. Longitudinal reciprocating incisor
US5662671A (en) * 1996-07-17 1997-09-02 Embol-X, Inc. Atherectomy device having trapping and excising means for removal of plaque from the aorta and other arteries
FR2800984B1 (fr) * 1999-11-17 2001-12-14 Jacques Seguin Dispositif de remplacement d'une valve cardiaque par voie percutanee
DE10049865B8 (de) * 2000-10-09 2008-10-30 Universitätsklinikum Freiburg Vorrichtung zur Entfernung einer Aortenklappe am menschlichen Herz im Wege eines minimal invasiven chirurgischen Eingriffs
US7255706B2 (en) * 2002-11-13 2007-08-14 Rosengart Todd K Apparatus and method for cutting a heart valve
US7815676B2 (en) * 2006-07-07 2010-10-19 The Cleveland Clinic Foundation Apparatus and method for assisting in the removal of a cardiac valve
DE102007005900A1 (de) * 2007-02-01 2008-08-07 Endosmart Gesellschaft für innovative Medizintechnik mbH Instrument zum operativen Entfernen einer defekten Herzklappe
EP2182860A4 (de) * 2007-08-21 2013-07-24 Valvexchange Inc Verfahren und vorrichtung zur entfernung von herzklappenprothesen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6004269A (en) * 1993-07-01 1999-12-21 Boston Scientific Corporation Catheters for imaging, sensing electrical potentials, and ablating tissue
US20090076498A1 (en) * 2007-08-31 2009-03-19 Voyage Medical, Inc. Visualization and ablation system variations
US20090125022A1 (en) * 2007-11-12 2009-05-14 Voyage Medical, Inc. Tissue visualization and ablation systems

Also Published As

Publication number Publication date
DE102010011773B4 (de) 2015-10-01
WO2011113422A2 (de) 2011-09-22
DE102010011773A1 (de) 2011-09-22

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