JP4993863B2 - ロータブレーションを実施および監視するための装置 - Google Patents
ロータブレーションを実施および監視するための装置 Download PDFInfo
- Publication number
- JP4993863B2 JP4993863B2 JP2005042255A JP2005042255A JP4993863B2 JP 4993863 B2 JP4993863 B2 JP 4993863B2 JP 2005042255 A JP2005042255 A JP 2005042255A JP 2005042255 A JP2005042255 A JP 2005042255A JP 4993863 B2 JP4993863 B2 JP 4993863B2
- Authority
- JP
- Japan
- Prior art keywords
- catheter
- oct
- drill head
- sensor
- tip
- 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
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/3207—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions
- A61B17/320758—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions with a rotating cutting instrument, e.g. motor driven
-
- 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
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/37—Surgical systems with images on a monitor during operation
- A61B2090/373—Surgical systems with images on a monitor during operation using light, e.g. by using optical scanners
- A61B2090/3735—Optical coherence tomography [OCT]
-
- 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
Description
本発明の有利な実施態様では、OCT線は好ましくはグラスファイバ線として形成され、ドリルヘッドは好ましくは回転ミラーとして形成されている。
図1は、OCTセンサがドリルヘッドの本来の切削部分の背後に配置されている本発明によるOCT・ロータブレーション複合カテーテルの概略断面図を示す。
図2は、ドリルヘッドに対して前方に配置された光コヒーレンス断層画像化(OCT)センサを備えたOCT・ロータブレーション複合カテーテルの一部変更された実施形態を示す。
2 駆動軸
3 ドリルヘッド
4 OCTセンサ
5 OCT線(グラスファイバ線)
6 研削粒子
7 ガイドワイヤ
8 機械的な連結システム
9 回転カップリング
10 信号インターフェースおよび駆動ユニット
11 窓
Claims (8)
- カテーテルの先端に配置された回転するドリルヘッドがその前方の部分に研削粒子を装備し、前記回転するドリルヘッドが正常な血管組織を押し分けて進みながら血管壁に沈着しているプラークを除去するロータブレーションを実施および監視するための装置において、ドリルヘッド(3)と光コヒーレンス断層画像化(OCT)センサ(4)とが固定されている中空の可撓性駆動軸(2)が設けられ、この中空の可撓性駆動軸(2)の中をOCT線(5)が延び、中空の可撓性駆動軸(2)がドリルヘッド(3)とOCTセンサ(4)とを回転駆動することによって、ロータブレーションカテーテルとOCTカテーテルとが1つの構成ユニットを構成していることを特徴とするロータブレーションを実施および監視するための装置。
- OCT線(5)はグラスファイバ線として形成されていることを特徴とする請求項1記載の装置。
- ドリルヘッド(3)とOCTセンサ(4)との間にマイクロギヤが介在することを特徴とする請求項2記載の装置。
- カテーテル管(1)は端部側に造影剤または洗浄液のための流入口もしくは流出口を有することを特徴とする請求項1乃至3の1つに記載の装置。
- カテーテル先端に磁気式ナビゲーションのための磁石が配置されていることを特徴とする請求項1乃至4の1つに記載の装置。
- 装置は貫通するガイドワイヤ(7)を有することを特徴とする請求項1乃至5の1つに記載の装置。
- カテーテル先端に、カテーテルの固定および/または血管拡張のために用いられる膨張可能な風船が配置されていることを特徴とする請求項1乃至6の1つに記載の装置。
- カテーテル先端に温度センサが配置されていることを特徴とする請求項1乃至7の1つに記載の装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004008370.3 | 2004-02-20 | ||
DE102004008370A DE102004008370B4 (de) | 2004-02-20 | 2004-02-20 | Katheter zur Durchführung und Überwachung von Rotablation |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005230550A JP2005230550A (ja) | 2005-09-02 |
JP4993863B2 true JP4993863B2 (ja) | 2012-08-08 |
Family
ID=34853566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005042255A Expired - Fee Related JP4993863B2 (ja) | 2004-02-20 | 2005-02-18 | ロータブレーションを実施および監視するための装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20050203553A1 (ja) |
JP (1) | JP4993863B2 (ja) |
DE (1) | DE102004008370B4 (ja) |
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DE102004008371B4 (de) * | 2004-02-20 | 2006-05-24 | Siemens Ag | Atherektomiekatheter |
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DE102005048892B4 (de) * | 2005-09-22 | 2009-01-15 | Siemens Ag | Vorrichtung zur Durchführung von Rotablation sowie medizinische Behandlungseinrichtung |
DE102005059262B4 (de) * | 2005-12-12 | 2008-02-07 | Siemens Ag | Kathetervorrichtung |
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CN108601590B (zh) | 2016-05-04 | 2021-05-14 | 睿诺帛医学科技股份有限公司 | 用于治疗急性肾损伤的装置和方法 |
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-
2004
- 2004-02-20 DE DE102004008370A patent/DE102004008370B4/de not_active Expired - Fee Related
-
2005
- 2005-02-11 US US11/055,868 patent/US20050203553A1/en not_active Abandoned
- 2005-02-18 JP JP2005042255A patent/JP4993863B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20050203553A1 (en) | 2005-09-15 |
DE102004008370B4 (de) | 2006-06-01 |
JP2005230550A (ja) | 2005-09-02 |
DE102004008370A1 (de) | 2005-09-15 |
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