AT352263T - Ablation device with multiple electrodes - Google Patents

Ablation device with multiple electrodes

Info

Publication number
AT352263T
AT352263T AT03020050T AT03020050T AT352263T AT 352263 T AT352263 T AT 352263T AT 03020050 T AT03020050 T AT 03020050T AT 03020050 T AT03020050 T AT 03020050T AT 352263 T AT352263 T AT 352263T
Authority
AT
Austria
Prior art keywords
ablation device
multiple electrodes
electrodes
multiple
ablation
Prior art date
Application number
AT03020050T
Other languages
German (de)
Inventor
Stuart D Edwards
Ronald G Lax
Hugh Sharkey
Original Assignee
Rita Medical Systems 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
Family has litigation
Priority to US08/290,031 priority Critical patent/US5536267A/en
Application filed by Rita Medical Systems Inc filed Critical Rita Medical Systems Inc
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23114250&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AT352263(T) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Publication of AT352263T publication Critical patent/AT352263T/en

Links

Classifications

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    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/1815Surgical 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
    • A61B2018/1861Surgical 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2218/00Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2218/001Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
    • A61B2218/002Irrigation
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/008Drainage tubes; Aspiration tips
    • A61M1/0084With gas or fluid supply means, e.g. for supplying rinsing fluids, anticoagulants
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M25/00Catheters; Hollow probes
    • A61M25/0067Catheters; Hollow probes characterised by the distal end, e.g. tips
    • A61M25/0068Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
    • A61M25/007Side holes, e.g. their profiles or arrangements; Provisions to keep side holes unblocked
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M3/00Medical syringes, e.g. enemata; Irrigators
    • A61M3/02Enemata; Irrigators
    • A61M3/0279Cannula; Nozzles; Tips; their connection means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER
    • B22F2999/00Aspects linked to processes or compositions used in powder metallurgy
AT03020050T 1993-11-08 1995-08-11 Ablation device with multiple electrodes AT352263T (en)

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JP (1) JP3009735B2 (en)
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ES2132698T5 (en) 2004-07-01
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DE69510064T3 (en) 2005-04-07
AT253871T (en) 2003-11-15
US6471698B1 (en) 2002-10-29
US5536267A (en) 1996-07-16
EP1366725A1 (en) 2003-12-03
PT1366725E (en) 2007-03-30
JP3009735B2 (en) 2000-02-14
EP1366725B1 (en) 2007-01-24
WO1996004860A1 (en) 1996-02-22
EP0777445B2 (en) 2004-01-02
CN1159154A (en) 1997-09-10
AT180649T (en) 1999-06-15
DE69535379T2 (en) 2008-01-03
DK1366725T3 (en) 2007-05-29
JPH10503959A (en) 1998-04-14
HK1002098A1 (en) 2000-03-24
CN1125620C (en) 2003-10-29
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DE69510064D1 (en) 1999-07-08
EP0777445A1 (en) 1997-06-11
DE69532140D1 (en) 2003-12-18
EP0908156A1 (en) 1999-04-14
DE69532140T2 (en) 2004-08-26
EP0908156B1 (en) 2003-11-12
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ES2132698T3 (en) 1999-08-16
ES2279043T3 (en) 2007-08-16

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