JP4994573B2 - 鏡視下高周波切除装置 - Google Patents

鏡視下高周波切除装置 Download PDF

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Publication number
JP4994573B2
JP4994573B2 JP2003567284A JP2003567284A JP4994573B2 JP 4994573 B2 JP4994573 B2 JP 4994573B2 JP 2003567284 A JP2003567284 A JP 2003567284A JP 2003567284 A JP2003567284 A JP 2003567284A JP 4994573 B2 JP4994573 B2 JP 4994573B2
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Japan
Prior art keywords
electrode
shaft
insulating layer
surgical apparatus
tube
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 - Fee Related
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JP2003567284A
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English (en)
Japanese (ja)
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JP2005516725A5 (enExample
JP2005516725A (ja
Inventor
クヌドセン，キャサリン，エー．
マリオン，デュアン，ダブリュ．
シャーキー，ヒュー，アール．
Original Assignee
オラテック インターベンションズ インコーポレイテッド
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Publication of JP2005516725A5 publication Critical patent/JP2005516725A5/ja
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    • 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
    • A61B2018/00053—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
    • 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
    • A61B18/16—Indifferent or passive electrodes for grounding
    • A61B2018/162—Indifferent or passive electrodes for grounding located on the probe body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2218/001—Details 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
    • A61B2218/002—Irrigation

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Neurosurgery (AREA)
  • Neurology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Plasma & Fusion (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
  • Constitution Of High-Frequency Heating (AREA)
  • Particle Accelerators (AREA)
JP2003567284A 2002-02-12 2003-02-12 鏡視下高周波切除装置 Expired - Fee Related JP4994573B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US35661202P 2002-02-12 2002-02-12
US60/356,612 2002-02-12
PCT/US2003/004139 WO2003068095A1 (en) 2002-02-12 2003-02-12 Radiofrequency arthroscopic ablation device

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2009093396A Division JP5107295B2 (ja) 2002-02-12 2009-04-07 鏡視下高周波切除装置
JP2009212347A Division JP4970513B2 (ja) 2002-02-12 2009-09-14 鏡視下高周波切除装置

Publications (3)

Publication Number Publication Date
JP2005516725A JP2005516725A (ja) 2005-06-09
JP2005516725A5 JP2005516725A5 (enExample) 2006-01-05
JP4994573B2 true JP4994573B2 (ja) 2012-08-08

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ID=27734661

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2003567284A Expired - Fee Related JP4994573B2 (ja) 2002-02-12 2003-02-12 鏡視下高周波切除装置
JP2009093396A Expired - Fee Related JP5107295B2 (ja) 2002-02-12 2009-04-07 鏡視下高周波切除装置
JP2009212347A Expired - Lifetime JP4970513B2 (ja) 2002-02-12 2009-09-14 鏡視下高周波切除装置

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2009093396A Expired - Fee Related JP5107295B2 (ja) 2002-02-12 2009-04-07 鏡視下高周波切除装置
JP2009212347A Expired - Lifetime JP4970513B2 (ja) 2002-02-12 2009-09-14 鏡視下高周波切除装置

Country Status (8)

Country Link
US (1) US7481807B2 (enExample)
EP (1) EP1474057B1 (enExample)
JP (3) JP4994573B2 (enExample)
AT (1) ATE357882T1 (enExample)
AU (2) AU2003215170B2 (enExample)
CA (1) CA2475901A1 (enExample)
DE (1) DE60312821T2 (enExample)
WO (1) WO2003068095A1 (enExample)

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AU2003215170A1 (en) 2003-09-04
EP1474057B1 (en) 2007-03-28
US20050027235A1 (en) 2005-02-03
EP1474057A1 (en) 2004-11-10
WO2003068095A1 (en) 2003-08-21
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JP4970513B2 (ja) 2012-07-11
US7481807B2 (en) 2009-01-27
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DE60312821T2 (de) 2007-12-13
DE60312821D1 (de) 2007-05-10
AU2009202599B2 (en) 2012-08-09
AU2003215170B2 (en) 2009-03-26
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CA2475901A1 (en) 2003-08-21
ATE357882T1 (de) 2007-04-15
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