JP4878823B2 - カテーテルのガイドワイヤ - Google Patents
カテーテルのガイドワイヤ Download PDFInfo
- Publication number
- JP4878823B2 JP4878823B2 JP2005343656A JP2005343656A JP4878823B2 JP 4878823 B2 JP4878823 B2 JP 4878823B2 JP 2005343656 A JP2005343656 A JP 2005343656A JP 2005343656 A JP2005343656 A JP 2005343656A JP 4878823 B2 JP4878823 B2 JP 4878823B2
- Authority
- JP
- Japan
- Prior art keywords
- guide wire
- guidewire
- catheter
- coil
- magnetic
- 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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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/20—Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0062—Arrangements for scanning
- A61B5/0066—Optical coherence imaging
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/06—Devices, other than using radiation, for detecting or locating foreign bodies ; determining position of probes within or on the body of the patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/06—Devices, other than using radiation, for detecting or locating foreign bodies ; determining position of probes within or on the body of the patient
- A61B5/061—Determining position of a probe within the body employing means separate from the probe, e.g. sensing internal probe position employing impedance electrodes on the surface of the body
- A61B5/062—Determining position of a probe within the body employing means separate from the probe, e.g. sensing internal probe position employing impedance electrodes on the surface of the body using magnetic field
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6851—Guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22038—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with a guide wire
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/20—Surgical navigation systems; Devices for tracking or guiding surgical instruments, e.g. for frameless stereotaxis
- A61B2034/2046—Tracking techniques
- A61B2034/2051—Electromagnetic tracking systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
- A61B2090/3954—Markers, e.g. radio-opaque or breast lesions markers magnetic, e.g. NMR or MRI
-
- 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
- A61M—DEVICES 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M2025/0166—Sensors, electrodes or the like for guiding the catheter to a target zone, e.g. image guided or magnetically guided
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES 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
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09175—Guide wires having specific characteristics at the distal tip
- A61M2025/09183—Guide wires having specific characteristics at the distal tip having tools at the distal tip
Description
図1および図2は受信コイルのための異なる構成の信号線を有するガイドワイヤの概略図、
図3は付加的なOCT−IVUS複合装置を有するガイドワイヤの概略図、
図4は本発明によるガイドワイヤを用いた検査装置の概略システム図を示す。
2 信号線
3 信号線
3’ 信号線
4 信号線
5 受信コイル
6 受信コイル
7 受信コイル
8 OCTセンサ
9 IVUSセンサ
10 OCT視界窓
11 超音波透過窓
Claims (18)
- 人間または動物の体腔内に挿入可能なカテーテルのガイドワイヤにおいて、ガイドワイヤが、外部の電磁式の送信アンテナまたは受信アンテナに結びついてガイドワイヤの位置測定を行なうための電磁式の受信コイルまたは送信コイル(5、6、7)と、送信アンテナまたは送信コイルも駆動する外部の処理ユニットに導かれている信号線(2、3、4)とを備え、ガイドワイヤ(1)は個別素線から撚って作られ、それらの個別素線のうちの少なくとも1つは、絶縁されて、受信コイルまたは送信コイル(5、6、7)用の信号線(2、3、4)として用いられている
ことを特徴とするカテーテルのガイドワイヤ。 - ガイドワイヤが、カテーテルの押し込みを容易化するのに役立つ滑りコーティングを備えている
ことを特徴とする請求項1記載のガイドワイヤ。 - ガイドワイヤが、シリコーンコーティングを備えている
ことを特徴とする請求項2記載のガイドワイヤ。 - コーティングが、親水性の薄層である
ことを特徴とする請求項3記載のガイドワイヤ。 - 信号線が、磁場に対する遮蔽を備えている
ことを特徴とする請求項1から4の1つに記載のガイドワイヤ。 - 信号線が、接地された同軸ケーブルとして構成されている
ことを特徴とする請求項5記載のガイドワイヤ。 - ガイドワイヤが、強い外部磁場によるナビゲーションのための電磁石または永久磁石を備えている
ことを特徴とする請求項1から6の1つに記載のガイドワイヤ。 - 鉄心を備えた磁気式受信コイルが、選択的に受信アンテナとしてまたは磁気式ナビゲーションのための電磁石として作動可能である
ことを特徴とする請求項7記載のガイドワイ
ヤ。 - 処理ユニットヤが、磁気的な位置ベクトルの再構成時にナビゲーション磁石システムの磁力線経過を修正目的で利用するために、装置設置後のナビゲーション磁石システムの磁力線経過を記録するための記憶ユニットを有する
ことを特徴とする請求項7または8記載のガイドワイヤ。 - 送信コイルが、異なる周波数で周期的に作動可能である
ことを特徴とする請求項1から9の1つに記載のガイドワイヤ。 - 当該ガイドワイヤ自体の先端に、付加的な超音波センサが組み込まれている
ことを特徴とする請求項1から10の1つに記載のガイドワイヤ。 - 超音波センサが、回転可能に支持されている
ことを特徴とする請求項11記載のガイドワイヤ。 - 複数のリング状に分布して配置された超音波センサが、マルチプレクサを介して、循環的に走査可能である
ことを特徴とする請求項11記載のガイドワイヤ。 - ガイドワイヤの先端に、光コヒーレンス断層画像化(OCT)センサおよび/または血管内超音波(IVUS)画像センサが組み込まれている
ことを特徴とする請求項1から13の1つに記載のガイドワイヤ。 - 少なくとも個々の信号接続が、無線で、ブルートゥース(Bluetooth)送信ユニットにて構成されている
ことを特徴とする請求項1から14の1つに記載のガイドワイヤ。 - 得られた位置情報および画像情報が、処理ユニットにおいて3D画像と結合可能もしくは重ね合わせ可能(較正、登録処理、画像融合)である
ことを特徴とする請求項1から15の1つに記載のガイドワイヤ。 - ガイドワイヤが、X線画像内でよく見えるマーキングを備えている
ことを特徴とする請求項1から15の1つに記載のガイドワイヤ。 - 処理ユニットにおける、血管壁へのガイドワイヤ先端の当接時の境界点から、包絡線およびそれから血管中心線が算出される
ことを特徴とする請求項1から17の1つに記載のガイドワイヤ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004058008.1 | 2004-12-01 | ||
DE102004058008A DE102004058008B4 (de) | 2004-12-01 | 2004-12-01 | Führungsdraht für Gefäßkatheter mit verbesserter Ortungs- und Navigiermöglichkeit |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006150082A JP2006150082A (ja) | 2006-06-15 |
JP4878823B2 true JP4878823B2 (ja) | 2012-02-15 |
Family
ID=36441624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005343656A Expired - Fee Related JP4878823B2 (ja) | 2004-12-01 | 2005-11-29 | カテーテルのガイドワイヤ |
Country Status (3)
Country | Link |
---|---|
US (1) | US7822464B2 (ja) |
JP (1) | JP4878823B2 (ja) |
DE (1) | DE102004058008B4 (ja) |
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DE102004058008A1 (de) | 2006-06-08 |
DE102004058008B4 (de) | 2007-08-23 |
US7822464B2 (en) | 2010-10-26 |
JP2006150082A (ja) | 2006-06-15 |
US20060116571A1 (en) | 2006-06-01 |
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