DE60018900D1 - Vorrichtung zur kontrollierten zerstörung von gewebe - Google Patents

Vorrichtung zur kontrollierten zerstörung von gewebe

Info

Publication number
DE60018900D1
DE60018900D1 DE60018900T DE60018900T DE60018900D1 DE 60018900 D1 DE60018900 D1 DE 60018900D1 DE 60018900 T DE60018900 T DE 60018900T DE 60018900 T DE60018900 T DE 60018900T DE 60018900 D1 DE60018900 D1 DE 60018900D1
Authority
DE
Germany
Prior art keywords
volume
medium
tissue
destroying
optical characteristic
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
DE60018900T
Other languages
English (en)
Other versions
DE60018900T2 (de
Inventor
Karin Wardell
Ola Eriksson
Gert Nilsson
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.)
Elekta AB
Original Assignee
Elekta AB
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 Elekta AB filed Critical Elekta AB
Application granted granted Critical
Publication of DE60018900D1 publication Critical patent/DE60018900D1/de
Publication of DE60018900T2 publication Critical patent/DE60018900T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • A61B18/148—Probes or electrodes therefor having a short, rigid shaft for accessing the inner body transcutaneously, e.g. for neurosurgery or arthroscopy
    • 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
    • A61B2018/00434—Neural system
    • 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
    • A61B2018/00642—Sensing and controlling the application of energy with feedback, i.e. closed loop control
    • 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
    • A61B2018/00696—Controlled or regulated parameters
    • A61B2018/00761—Duration
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Neurosurgery (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Neurology (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Plasma & Fusion (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
  • Laser Surgery Devices (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Disintegrating Or Milling (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
DE60018900T 1999-01-25 2000-01-21 Vorrichtung zur kontrollierten zerstörung von gewebe Expired - Lifetime DE60018900T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9900202A SE520276C2 (sv) 1999-01-25 1999-01-25 Anordning för kontrollerat förstörande av vävnad
SE9900202 1999-01-25
PCT/SE2000/000123 WO2000042928A1 (en) 1999-01-25 2000-01-21 A method and an apparatus for controlled destruction of tissue

Publications (2)

Publication Number Publication Date
DE60018900D1 true DE60018900D1 (de) 2005-04-28
DE60018900T2 DE60018900T2 (de) 2006-03-30

Family

ID=20414197

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60018900T Expired - Lifetime DE60018900T2 (de) 1999-01-25 2000-01-21 Vorrichtung zur kontrollierten zerstörung von gewebe

Country Status (9)

Country Link
US (1) US6629973B1 (de)
EP (1) EP1146827B1 (de)
JP (1) JP4195776B2 (de)
CN (1) CN1261083C (de)
AT (1) ATE291380T1 (de)
AU (1) AU2339900A (de)
DE (1) DE60018900T2 (de)
SE (1) SE520276C2 (de)
WO (1) WO2000042928A1 (de)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7901400B2 (en) 1998-10-23 2011-03-08 Covidien Ag Method and system for controlling output of RF medical generator
US7137980B2 (en) 1998-10-23 2006-11-21 Sherwood Services Ag Method and system for controlling output of RF medical generator
US7364577B2 (en) 2002-02-11 2008-04-29 Sherwood Services Ag Vessel sealing system
JP2003052736A (ja) * 2001-08-09 2003-02-25 Olympus Optical Co Ltd 加温治療装置
ES2289307T3 (es) * 2002-05-06 2008-02-01 Covidien Ag Detector de sangre para controlar una unidad electroquirurgica.
US7044948B2 (en) 2002-12-10 2006-05-16 Sherwood Services Ag Circuit for controlling arc energy from an electrosurgical generator
WO2004098385A2 (en) 2003-05-01 2004-11-18 Sherwood Services Ag Method and system for programing and controlling an electrosurgical generator system
CA2432810A1 (en) * 2003-06-19 2004-12-19 Andres M. Lozano Method of treating depression, mood disorders and anxiety disorders by brian infusion
WO2005050151A1 (en) 2003-10-23 2005-06-02 Sherwood Services Ag Thermocouple measurement circuit
US7396336B2 (en) 2003-10-30 2008-07-08 Sherwood Services Ag Switched resonant ultrasonic power amplifier system
US7131860B2 (en) 2003-11-20 2006-11-07 Sherwood Services Ag Connector systems for electrosurgical generator
US7766905B2 (en) 2004-02-12 2010-08-03 Covidien Ag Method and system for continuity testing of medical electrodes
EP1750800A1 (de) * 2004-04-30 2007-02-14 Advanced Neuromodulation Systems, Inc. Verfahren zur behandlung von stimmungsstörungen und/oder angststörungen durch stimulation des gehirns
US7628786B2 (en) 2004-10-13 2009-12-08 Covidien Ag Universal foot switch contact port
JP2008519669A (ja) * 2004-11-12 2008-06-12 アスマティックス，インコーポレイテッド 改善されたエネルギー送達の装置および方法
CA2599959A1 (en) 2005-03-01 2006-09-08 Functional Neuroscience Inc. Method of treating depression, mood disorders and anxiety disorders using neuromodulation
WO2006094072A2 (en) * 2005-03-01 2006-09-08 Functional Neuroscience Inc. Method of treating cognitive disorders using neuromodulation
US9474564B2 (en) 2005-03-31 2016-10-25 Covidien Ag Method and system for compensating for external impedance of an energy carrying component when controlling an electrosurgical generator
SE0501078L (sv) * 2005-05-12 2006-11-13 Spectracure Ab En anordning för att analysera ett vätskeflöde
FR2889813B1 (fr) * 2005-08-18 2008-06-06 Assist Publ Hopitaux De Paris Sonde intra-cerebrale et dispositif de traitement de dysfonctionnements neurologiques ou psychiatriques
US8734438B2 (en) 2005-10-21 2014-05-27 Covidien Ag Circuit and method for reducing stored energy in an electrosurgical generator
US7947039B2 (en) 2005-12-12 2011-05-24 Covidien Ag Laparoscopic apparatus for performing electrosurgical procedures
AU2007200299B2 (en) 2006-01-24 2012-11-15 Covidien Ag System and method for tissue sealing
CA2574935A1 (en) 2006-01-24 2007-07-24 Sherwood Services Ag A method and system for controlling an output of a radio-frequency medical generator having an impedance based control algorithm
US8147485B2 (en) 2006-01-24 2012-04-03 Covidien Ag System and method for tissue sealing
US7513896B2 (en) 2006-01-24 2009-04-07 Covidien Ag Dual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling
US8216223B2 (en) 2006-01-24 2012-07-10 Covidien Ag System and method for tissue sealing
CA2574934C (en) 2006-01-24 2015-12-29 Sherwood Services Ag System and method for closed loop monitoring of monopolar electrosurgical apparatus
US9186200B2 (en) 2006-01-24 2015-11-17 Covidien Ag System and method for tissue sealing
US8685016B2 (en) 2006-01-24 2014-04-01 Covidien Ag System and method for tissue sealing
US7651493B2 (en) 2006-03-03 2010-01-26 Covidien Ag System and method for controlling electrosurgical snares
US7648499B2 (en) 2006-03-21 2010-01-19 Covidien Ag System and method for generating radio frequency energy
US20070232871A1 (en) * 2006-04-03 2007-10-04 Edward Sinofsky Method and system for determining tissue properties
US7651492B2 (en) 2006-04-24 2010-01-26 Covidien Ag Arc based adaptive control system for an electrosurgical unit
US8753334B2 (en) 2006-05-10 2014-06-17 Covidien Ag System and method for reducing leakage current in an electrosurgical generator
US8034049B2 (en) 2006-08-08 2011-10-11 Covidien Ag System and method for measuring initial tissue impedance
US7731717B2 (en) 2006-08-08 2010-06-08 Covidien Ag System and method for controlling RF output during tissue sealing
US7794457B2 (en) 2006-09-28 2010-09-14 Covidien Ag Transformer for RF voltage sensing
US8777941B2 (en) 2007-05-10 2014-07-15 Covidien Lp Adjustable impedance electrosurgical electrodes
US7834484B2 (en) 2007-07-16 2010-11-16 Tyco Healthcare Group Lp Connection cable and method for activating a voltage-controlled generator
US8216220B2 (en) 2007-09-07 2012-07-10 Tyco Healthcare Group Lp System and method for transmission of combined data stream
US8512332B2 (en) 2007-09-21 2013-08-20 Covidien Lp Real-time arc control in electrosurgical generators
US20090088625A1 (en) * 2007-10-01 2009-04-02 Kenneth Oosting Photonic Based Non-Invasive Surgery System That Includes Automated Cell Control and Eradication Via Pre-Calculated Feed-Forward Control Plus Image Feedback Control For Targeted Energy Delivery
WO2009073891A1 (en) 2007-12-07 2009-06-11 Northstar Neuroscience, Inc. Systems and methods for providing targeted neural stimulation therapy to address neurological disorders, including neuropyschiatric and neuropyschological disorders
JP5163273B2 (ja) 2008-05-16 2013-03-13 住友化学株式会社 不飽和アルデヒド及び／又は不飽和カルボン酸製造用触媒の製造方法、並びに不飽和アルデヒド及び／又は不飽和カルボン酸の製造方法
US8226639B2 (en) 2008-06-10 2012-07-24 Tyco Healthcare Group Lp System and method for output control of electrosurgical generator
US8262652B2 (en) 2009-01-12 2012-09-11 Tyco Healthcare Group Lp Imaginary impedance process monitoring and intelligent shut-off
US9529025B2 (en) 2012-06-29 2016-12-27 Covidien Lp Systems and methods for measuring the frequency of signals generated by high frequency medical devices
US9872719B2 (en) 2013-07-24 2018-01-23 Covidien Lp Systems and methods for generating electrosurgical energy using a multistage power converter
US9655670B2 (en) 2013-07-29 2017-05-23 Covidien Lp Systems and methods for measuring tissue impedance through an electrosurgical cable

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8400289D0 (sv) * 1984-01-20 1984-01-20 Perimed Kb Sett och anordning for bestemning av blodflodet i de ytliga blodkerlen hos en vevnad
JPH01285255A (ja) * 1988-05-12 1989-11-16 Olympus Optical Co Ltd 血管閉塞具
US4936281A (en) 1989-04-13 1990-06-26 Everest Medical Corporation Ultrasonically enhanced RF ablation catheter
US5762609A (en) * 1992-09-14 1998-06-09 Sextant Medical Corporation Device and method for analysis of surgical tissue interventions
US5517989A (en) 1994-04-01 1996-05-21 Cardiometrics, Inc. Guidewire assembly
NO954552D0 (no) * 1995-11-10 1995-11-10 Nyfotek As Kirurgisk instrument

Also Published As

Publication number Publication date
SE520276C2 (sv) 2003-06-17
WO2000042928A1 (en) 2000-07-27
DE60018900T2 (de) 2006-03-30
SE9900202D0 (sv) 1999-01-25
EP1146827B1 (de) 2005-03-23
SE9900202L (sv) 2000-07-26
JP4195776B2 (ja) 2008-12-10
ATE291380T1 (de) 2005-04-15
CN1261083C (zh) 2006-06-28
AU2339900A (en) 2000-08-07
WO2000042928A8 (en) 2000-08-31
US6629973B1 (en) 2003-10-07
EP1146827A1 (de) 2001-10-24
CN1337865A (zh) 2002-02-27
JP2002535032A (ja) 2002-10-22

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Legal Events

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