DE69838359D1 - Lenkbarer Elektrodenkatheter mit Biegung für erhöhten Kontakt - Google Patents

Lenkbarer Elektrodenkatheter mit Biegung für erhöhten Kontakt

Info

Publication number
DE69838359D1
DE69838359D1 DE69838359T DE69838359T DE69838359D1 DE 69838359 D1 DE69838359 D1 DE 69838359D1 DE 69838359 T DE69838359 T DE 69838359T DE 69838359 T DE69838359 T DE 69838359T DE 69838359 D1 DE69838359 D1 DE 69838359D1
Authority
DE
Germany
Prior art keywords
bend
electrode catheter
increased contact
steerable electrode
steerable
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.)
Expired - Lifetime
Application number
DE69838359T
Other languages
English (en)
Other versions
DE69838359T2 (de
Inventor
Hong Li
Mark A Maguire
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.)
Medtronic Inc
Original Assignee
Medtronic 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 Medtronic Inc filed Critical Medtronic Inc
Publication of DE69838359D1 publication Critical patent/DE69838359D1/de
Application granted granted Critical
Publication of DE69838359T2 publication Critical patent/DE69838359T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
    • A61M25/0133—Tip steering devices
    • A61M25/0147—Tip steering devices with movable mechanical means, e.g. pull wires
    • 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
    • A61B2018/00053—Mechanical features of the instrument of device
    • A61B2018/0016—Energy applicators arranged in a two- or three dimensional array
    • 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
    • A61B2018/0091—Handpieces of the surgical instrument or device
    • 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
    • A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
    • A61M25/0133—Tip steering devices
    • A61M2025/0163—Looped catheters
    • 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
    • A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
    • A61M25/0133—Tip steering devices
    • A61M25/0141—Tip steering devices having flexible regions as a result of using materials with different mechanical properties
DE69838359T 1997-04-02 1998-03-20 Lenkbarer Elektrodenkatheter mit Biegung für erhöhten Kontakt Expired - Lifetime DE69838359T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/825,778 US5879295A (en) 1997-04-02 1997-04-02 Enhanced contact steerable bowing electrode catheter assembly
US825778 1997-04-02

Publications (2)

Publication Number Publication Date
DE69838359D1 true DE69838359D1 (de) 2007-10-18
DE69838359T2 DE69838359T2 (de) 2008-05-29

Family

ID=25244900

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69838359T Expired - Lifetime DE69838359T2 (de) 1997-04-02 1998-03-20 Lenkbarer Elektrodenkatheter mit Biegung für erhöhten Kontakt

Country Status (4)

Country Link
US (1) US5879295A (de)
EP (1) EP0868922B1 (de)
JP (1) JP3981200B2 (de)
DE (1) DE69838359T2 (de)

Families Citing this family (190)

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EP0868922B1 (de) 2007-09-05
DE69838359T2 (de) 2008-05-29
EP0868922A3 (de) 1999-04-21
JPH11403A (ja) 1999-01-06
EP0868922A2 (de) 1998-10-07
US5879295A (en) 1999-03-09
JP3981200B2 (ja) 2007-09-26

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