JP2006198425A - 内部照明超音波像形成カテーテル - Google Patents
内部照明超音波像形成カテーテル Download PDFInfo
- Publication number
- JP2006198425A JP2006198425A JP2006111725A JP2006111725A JP2006198425A JP 2006198425 A JP2006198425 A JP 2006198425A JP 2006111725 A JP2006111725 A JP 2006111725A JP 2006111725 A JP2006111725 A JP 2006111725A JP 2006198425 A JP2006198425 A JP 2006198425A
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- JP
- Japan
- Prior art keywords
- transducer
- main surface
- lead
- electrical
- transmission line
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
- A61B8/445—Details of catheter construction
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
【解決手段】本発明は、像形成コアから電気的に隔離するための内部証明カテーテルに含まれる超音波トランスジューサのための改良された電気的結合システムであり、リード(60)及び(62)を含む釣合いの取れた伝送ラインを与える。
【選択図】図4B
Description
12 トランスジューサエレメント
14 頂部電極
16 底部電極
Claims (1)
- 患者の体に挿入される末端ハウジングとドライブケーブルを含む像形成コアに含まれる電子トランスジューサ組立体によって発生される高周波電気信号を伝送するためのインピーダンスを釣り合わせた伝送ラインを形成するための電気的結合システムであって、
トランスジューサ組立体が、
頂部及び底部主表面と周辺部を有し、電気と超音波信号との間の変換を行うアクティブトランスジューサエレメントと、
前記頂部主表面上に形成される頂部電極と、
前記底部主表面上に形成される底部電極と、
前記アクティブトランスジューサエレメントの周辺部と実質的に同じ形状の頂部、底部主表面と周辺部を有し、前記底部電極に頂部主表面を電気的に接続させた、導電性バッキングエレメントと、
内部に形成されたトランスジューサ装着キャビティを有し、前記トランスジューサがキャビティ内に装着され、該キャビティから電気的に隔離されるようにカテーテルの末端ハウジングが、前記頂部電極に電気的に接続され、前記像形成コアから電気的に隔離された第1リードと、
前記バッキングエレメントに電気的に接続される第2リードとを有し、前記第2リードが電気的に隔離されて像形成コアを形成するとともに、前記第1及び第2リードがインピーダンスを釣り合わせた伝送ラインを形成することを特徴とする電気的結合システム。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/322,857 US5503154A (en) | 1994-10-13 | 1994-10-13 | Transducer for intraluminal ultrasound imaging catheter with provision for electrical isolation of transducer from the catheter core |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51324596A Division JP3825800B2 (ja) | 1994-10-13 | 1995-09-28 | 内部照明超音波像形成カテーテル |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2006198425A true JP2006198425A (ja) | 2006-08-03 |
Family
ID=23256738
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51324596A Expired - Fee Related JP3825800B2 (ja) | 1994-10-13 | 1995-09-28 | 内部照明超音波像形成カテーテル |
JP2006111725A Pending JP2006198425A (ja) | 1994-10-13 | 2006-04-14 | 内部照明超音波像形成カテーテル |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51324596A Expired - Fee Related JP3825800B2 (ja) | 1994-10-13 | 1995-09-28 | 内部照明超音波像形成カテーテル |
Country Status (7)
Country | Link |
---|---|
US (1) | US5503154A (ja) |
EP (1) | EP0786959B1 (ja) |
JP (2) | JP3825800B2 (ja) |
AT (1) | ATE245939T1 (ja) |
DE (1) | DE69531404T9 (ja) |
ES (1) | ES2204966T3 (ja) |
WO (1) | WO1996011634A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020203423A1 (ja) | 2019-03-29 | 2020-10-08 | テルモ株式会社 | 画像診断用カテーテル |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5618275A (en) * | 1995-10-27 | 1997-04-08 | Sonex International Corporation | Ultrasonic method and apparatus for cosmetic and dermatological applications |
US6050949A (en) | 1997-09-22 | 2000-04-18 | Scimed Life Systems, Inc. | Catheher system having connectable distal and proximal portions |
US6344037B1 (en) * | 1998-02-03 | 2002-02-05 | Scimed Life Systems, Inc. | Integrated coaxial transmission line and flexible drive cable |
US6419644B1 (en) | 1998-09-08 | 2002-07-16 | Scimed Life Systems, Inc. | System and method for intraluminal imaging |
US6626852B2 (en) | 1998-09-08 | 2003-09-30 | Scimed Life Systems, Inc. | System for intraluminal imaging |
US6793634B2 (en) | 1998-10-23 | 2004-09-21 | Scimed Life Systems, Inc. | System and method for intraluminal imaging |
JP3596364B2 (ja) * | 1999-08-05 | 2004-12-02 | 松下電器産業株式会社 | 超音波送受波器および超音波流れ計測装置 |
US20020087081A1 (en) * | 2001-01-04 | 2002-07-04 | Manuel Serrano | Method of mounting a transducer to a driveshaft |
US7951081B2 (en) * | 2003-10-20 | 2011-05-31 | Boston Scientific Scimed, Inc. | Transducer/sensor assembly |
EP1945103B1 (en) * | 2005-11-12 | 2016-08-10 | Boston Scientific Limited | System for reducing noise in an imaging catheter system |
US8323203B2 (en) * | 2008-02-28 | 2012-12-04 | Boston Scientific Scimed, Inc. | Imaging catheter |
US20100249604A1 (en) * | 2009-03-31 | 2010-09-30 | Boston Scientific Corporation | Systems and methods for making and using a motor distally-positioned within a catheter of an intravascular ultrasound imaging system |
US8298149B2 (en) * | 2009-03-31 | 2012-10-30 | Boston Scientific Scimed, Inc. | Systems and methods for making and using a motor distally-positioned within a catheter of an intravascular ultrasound imaging system |
US8647281B2 (en) * | 2009-03-31 | 2014-02-11 | Boston Scientific Scimed, Inc. | Systems and methods for making and using an imaging core of an intravascular ultrasound imaging system |
US20110071400A1 (en) * | 2009-09-23 | 2011-03-24 | Boston Scientific Scimed, Inc. | Systems and methods for making and using intravascular ultrasound imaging systems with sealed imaging cores |
US20110071401A1 (en) * | 2009-09-24 | 2011-03-24 | Boston Scientific Scimed, Inc. | Systems and methods for making and using a stepper motor for an intravascular ultrasound imaging system |
JP6513920B2 (ja) * | 2014-09-19 | 2019-05-15 | テルモ株式会社 | カテーテル及びカテーテルの製造方法 |
US10869650B2 (en) | 2014-11-06 | 2020-12-22 | Covidien Lp | System for tracking and imaging a treatment probe |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4794931A (en) * | 1986-02-28 | 1989-01-03 | Cardiovascular Imaging Systems, Inc. | Catheter apparatus, system and method for intravascular two-dimensional ultrasonography |
US5000185A (en) * | 1986-02-28 | 1991-03-19 | Cardiovascular Imaging Systems, Inc. | Method for intravascular two-dimensional ultrasonography and recanalization |
JPH03162839A (ja) * | 1989-11-21 | 1991-07-12 | Olympus Optical Co Ltd | 超音波探触子 |
JP3206915B2 (ja) * | 1990-05-11 | 2001-09-10 | オリンパス光学工業株式会社 | 超音波探触子 |
US5353798A (en) * | 1991-03-13 | 1994-10-11 | Scimed Life Systems, Incorporated | Intravascular imaging apparatus and methods for use and manufacture |
JPH05161652A (ja) * | 1991-12-16 | 1993-06-29 | Olympus Optical Co Ltd | 超音波探触子 |
US5295487A (en) * | 1992-02-12 | 1994-03-22 | Kabushiki Kaisha Toshiba | Ultrasonic probe |
JP3029931B2 (ja) * | 1992-12-11 | 2000-04-10 | アロカ株式会社 | 超音波振動子の製造方法 |
-
1994
- 1994-10-13 US US08/322,857 patent/US5503154A/en not_active Expired - Lifetime
-
1995
- 1995-09-28 AT AT95934559T patent/ATE245939T1/de not_active IP Right Cessation
- 1995-09-28 JP JP51324596A patent/JP3825800B2/ja not_active Expired - Fee Related
- 1995-09-28 ES ES95934559T patent/ES2204966T3/es not_active Expired - Lifetime
- 1995-09-28 WO PCT/US1995/012443 patent/WO1996011634A1/en active IP Right Grant
- 1995-09-28 DE DE69531404T patent/DE69531404T9/de not_active Expired - Fee Related
- 1995-09-28 EP EP95934559A patent/EP0786959B1/en not_active Expired - Lifetime
-
2006
- 2006-04-14 JP JP2006111725A patent/JP2006198425A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020203423A1 (ja) | 2019-03-29 | 2020-10-08 | テルモ株式会社 | 画像診断用カテーテル |
Also Published As
Publication number | Publication date |
---|---|
DE69531404D1 (de) | 2003-09-04 |
JP3825800B2 (ja) | 2006-09-27 |
EP0786959A1 (en) | 1997-08-06 |
EP0786959B1 (en) | 2003-07-30 |
DE69531404T2 (de) | 2004-04-15 |
JPH10509343A (ja) | 1998-09-14 |
DE69531404T9 (de) | 2004-09-23 |
ES2204966T3 (es) | 2004-05-01 |
US5503154A (en) | 1996-04-02 |
EP0786959A4 (en) | 1998-09-30 |
ATE245939T1 (de) | 2003-08-15 |
WO1996011634A1 (en) | 1996-04-25 |
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