JP4291202B2 - 超音波処置具 - Google Patents
超音波処置具 Download PDFInfo
- Publication number
- JP4291202B2 JP4291202B2 JP2004124184A JP2004124184A JP4291202B2 JP 4291202 B2 JP4291202 B2 JP 4291202B2 JP 2004124184 A JP2004124184 A JP 2004124184A JP 2004124184 A JP2004124184 A JP 2004124184A JP 4291202 B2 JP4291202 B2 JP 4291202B2
- Authority
- JP
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- Prior art keywords
- ultrasonic
- treatment
- vibration
- flexible probe
- ultrasonic treatment
- 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
Links
- 238000009210 therapy by ultrasound Methods 0.000 title claims description 44
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000002955 isolation Methods 0.000 claims 1
- 239000000523 sample Substances 0.000 description 43
- 230000007704 transition Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 2
- 229910000737 Duralumin Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
- A61B17/320092—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic with additional movable means for clamping or cutting tissue, e.g. with a pivoting jaw
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2901—Details of shaft
- A61B2017/2902—Details of shaft characterized by features of the actuating rod
-
- 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
- A61B17/320068—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
- A61B2017/320088—Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic with acoustic insulation, e.g. elements for damping vibrations between horn and surrounding sheath
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Mechanical Engineering (AREA)
- Biomedical Technology (AREA)
- Dentistry (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Description
2 超音波振動子ユニット
3 可撓性プローブ
3a 処置部
3b 移行部
4 カバー部材
4a 取付面
4b 円筒部
4c 開口
5 鉗子
5c ピン
6 操作ワイヤ
7 シース
8 支持部材
9 操作ユニット
9a 支持筒
9b ガイド部材
9c 可動ハンドル
9d 固定ハンドル
9e,9f 指掛け孔
11 インナシース
12,13 防振部材
Claims (3)
- 可撓性を有する伝達部材の先端へ超音波発生手段が発生した超音波を伝達し、超音波処置を施す超音波処置具であって、
前記伝達部材の先端に処置部を設けると共に、前記処置部と係合して生体組織を把持し、操作ワイヤによって開閉される把持部材を前記処置部に設け、
前記処置部は、前記超音波の波長の略1/2の長さを有し、先端が前記超音波の振動における腹となり、前記超音波の伝達方向に直交する面における断面積を前記伝達部材よりも大きくして剛性が付与され、
前記把持部材は、前記超音波の振動における節位置において前記処置部と係合され、
前記操作ワイヤは、一端が前記把持部材に連結され、他端が操作部材に連結されて前記操作部材によって操作されることを特徴とする超音波処置具。 - 前記伝達部材は、シースによって覆われていることを特徴とする請求項1に記載の超音波処置具。
- 前記伝達部材は、前記超音波の振動における節位置に、前記シース内面と当接する防振部材が設けられていることを特徴とする請求項1又は2に記載の超音波処置具。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004124184A JP4291202B2 (ja) | 2004-04-20 | 2004-04-20 | 超音波処置具 |
EP04821907A EP1738703A4 (en) | 2004-04-20 | 2004-11-12 | ULTRASOUND TREATMENT TOOL |
PCT/JP2004/016877 WO2005102197A1 (ja) | 2004-04-20 | 2004-11-12 | 超音波処置具 |
US11/474,843 US20060247558A1 (en) | 2004-04-20 | 2006-06-26 | Ultrasonic treatment apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004124184A JP4291202B2 (ja) | 2004-04-20 | 2004-04-20 | 超音波処置具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005304685A JP2005304685A (ja) | 2005-11-04 |
JP4291202B2 true JP4291202B2 (ja) | 2009-07-08 |
Family
ID=35196697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004124184A Expired - Lifetime JP4291202B2 (ja) | 2004-04-20 | 2004-04-20 | 超音波処置具 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20060247558A1 (ja) |
EP (1) | EP1738703A4 (ja) |
JP (1) | JP4291202B2 (ja) |
WO (1) | WO2005102197A1 (ja) |
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JP3989030B2 (ja) * | 1995-04-06 | 2007-10-10 | オリンパス株式会社 | 超音波切開凝固装置 |
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US5980510A (en) * | 1997-10-10 | 1999-11-09 | Ethicon Endo-Surgery, Inc. | Ultrasonic clamp coagulator apparatus having improved clamp arm pivot mount |
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JP3537387B2 (ja) * | 1998-04-16 | 2004-06-14 | オリンパス株式会社 | 超音波処置具 |
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JP2002085420A (ja) * | 2000-09-19 | 2002-03-26 | Olympus Optical Co Ltd | 超音波凝固切開装置とその方法 |
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JP2004000336A (ja) | 2002-05-31 | 2004-01-08 | Olympus Corp | 超音波処置装置 |
-
2004
- 2004-04-20 JP JP2004124184A patent/JP4291202B2/ja not_active Expired - Lifetime
- 2004-11-12 WO PCT/JP2004/016877 patent/WO2005102197A1/ja not_active Application Discontinuation
- 2004-11-12 EP EP04821907A patent/EP1738703A4/en not_active Withdrawn
-
2006
- 2006-06-26 US US11/474,843 patent/US20060247558A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
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EP1738703A4 (en) | 2010-08-25 |
JP2005304685A (ja) | 2005-11-04 |
WO2005102197A1 (ja) | 2005-11-03 |
EP1738703A1 (en) | 2007-01-03 |
US20060247558A1 (en) | 2006-11-02 |
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