JP5073276B2 - ボリューメトリック超音波用の回転可能なトランスデューサ・アレイ - Google Patents
ボリューメトリック超音波用の回転可能なトランスデューサ・アレイ Download PDFInfo
- Publication number
- JP5073276B2 JP5073276B2 JP2006324048A JP2006324048A JP5073276B2 JP 5073276 B2 JP5073276 B2 JP 5073276B2 JP 2006324048 A JP2006324048 A JP 2006324048A JP 2006324048 A JP2006324048 A JP 2006324048A JP 5073276 B2 JP5073276 B2 JP 5073276B2
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- Prior art keywords
- transducer array
- assembly
- transducer
- catheter
- rotary
- 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
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- 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
- A61B8/4461—Features of the scanning mechanism, e.g. for moving the transducer within the housing of the probe
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- 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
-
- 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
- A61B8/4483—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer
- A61B8/4488—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer the transducer being a phased array
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/483—Diagnostic techniques involving the acquisition of a 3D volume of data
Description
12 患者
14 イメージング兼治療用カテーテル
16 カテーテルの身体内部の部分
100 回転式トランスデューサ・アレイ組立体
110 トランスデューサ・アレイ
114 ワイヤ
116 可撓性領域
120 マイクロモータ
130 駆動シャフト
150 相互接続手段
160 カテーテル・ハウジング
170 流体充填音響窓
180 コイル状の導体
190 非リボン化した導体部分
200 リボン化した導体部分
202 リボン化した導体部分
210 円筒状のトランスデューサ組立体
230 スリット
320 外部モータ
330 外部モータ制御装置
340 回転エンコーダ又は位置センサ
400 アクチュエータ
410 スリーブ
420 ピン
430 螺旋状の案内軌道
440 ケーブル
450 ビード
460 駆動プーリー
470 フラッパ
480 受金具
490 ねじりバネ
500 回転羽根ダンパ
510 歯車インターフェース
600 アクチュエータ
610 アクチュエータ制御線
620 枢軸点
630 バネ
640 袋体
Claims (9)
- ボリューメトリック超音波イメージング手順で使用するための回転式トランスデューサ・アレイ組立体であって、
トランスデューサ・アレイ(110)と、
前記トランスデューサ・アレイを回転させるために前記トランスデューサ・アレイに結合された運動制御装置(140)と、
トランスデューサとイメージング装置(18)との間で信号を伝送するために前記トランスデューサ・アレイ(110)に結合された少なくとも1つの相互接続組立体(150)であって、トランスデューサの回転運動に起因してトランスデューサ及び運動制御装置にかかるそれぞれのトルク荷重を減じるように構成されている相互接続組立体(150)と、
を有し、
前記相互接続組立体(150)は、該相互接続組立体の少なくとも回転部分の回転剛性を減じるように改造されており、
前記相互接続組立体(150)は前記回転部分で非リボン化された可撓性ケーブルを含んでいる、
回転式トランスデューサ・アレイ組立体。 - 前記トランスデューサ・アレイ(110)は駆動シャフト(130)上に装着されており、また前記トランスデューサ・アレイ(110)は前記駆動シャフトと共に回転可能である、請求項1記載の回転式トランスデューサ・アレイ組立体。
- 更に、前記回転式トランスデューサ組立体を密閉するためのカテーテル・ハウジング(160)を含んでいる請求項1記載の回転式トランスデューサ・アレイ組立体。
- 前記カテーテル・ハウジング(160)は更に、前記トランスデューサ・アレイから関心領域への音響エネルギの結合を可能にする音響窓(170)を有している、請求項3記載の回転式トランスデューサ・アレイ組立体。
- 前記トランスデューサ・アレイ(110)と前記カテーテル・ハウジング(160)との間の空間が、音響結合流体で満たされる、請求項3記載の回転式トランスデューサ・アレイ組立体。
- 前記トランスデューサ・アレイ(110)を回転させるマイクロモータ(120)を含んでいる、請求項1乃至5のいずれかに記載の回転式トランスデューサ・アレイ組立体。
- 前記可撓性ケーブルは以下の方法の内の少なくとも1つによって非リボン化されており、それらの方法とは、任意の共通の基板、アース平面、又は可撓性ケーブルの隣り合う導体の間の他の接続を除去すること、或いは可撓性ケーブルの個々の導体又は同軸ケーブルを囲む誘電体又は遮蔽体層を減らすことである、請求項1記載の回転式トランスデューサ・アレイ組立体。
- 前記相互接続ケーブルは、可撓性ケーブルの非導電部分内にスリットを含んでいる、請求項1記載の回転式トランスデューサ・アレイ組立体。
- 前記トランスデューサ・アレイ(110)は1次元(1D)トランスデューサ・アレイを含んでいる、請求項1記載の回転式トランスデューサ・アレイ組立体。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/289,926 | 2005-11-30 | ||
US11/289,926 US20070167821A1 (en) | 2005-11-30 | 2005-11-30 | Rotatable transducer array for volumetric ultrasound |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007152101A JP2007152101A (ja) | 2007-06-21 |
JP5073276B2 true JP5073276B2 (ja) | 2012-11-14 |
Family
ID=38056253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006324048A Expired - Fee Related JP5073276B2 (ja) | 2005-11-30 | 2006-11-30 | ボリューメトリック超音波用の回転可能なトランスデューサ・アレイ |
Country Status (4)
Country | Link |
---|---|
US (2) | US20070167821A1 (ja) |
JP (1) | JP5073276B2 (ja) |
DE (1) | DE102006056993A1 (ja) |
NL (1) | NL1032968C2 (ja) |
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2005
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NL1032968C2 (nl) | 2010-01-05 |
US20070167813A1 (en) | 2007-07-19 |
NL1032968A1 (nl) | 2007-05-31 |
DE102006056993A1 (de) | 2007-06-14 |
JP2007152101A (ja) | 2007-06-21 |
US20070167821A1 (en) | 2007-07-19 |
US8727993B2 (en) | 2014-05-20 |
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