JP4699724B2 - 周期的に動いている対象に対するボリュメトリック走査を得るための方法及び装置 - Google Patents
周期的に動いている対象に対するボリュメトリック走査を得るための方法及び装置 Download PDFInfo
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- JP4699724B2 JP4699724B2 JP2004247893A JP2004247893A JP4699724B2 JP 4699724 B2 JP4699724 B2 JP 4699724B2 JP 2004247893 A JP2004247893 A JP 2004247893A JP 2004247893 A JP2004247893 A JP 2004247893A JP 4699724 B2 JP4699724 B2 JP 4699724B2
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- 238000000034 method Methods 0.000 title claims description 21
- 238000002604 ultrasonography Methods 0.000 claims description 30
- 210000002458 fetal heart Anatomy 0.000 claims description 24
- 210000002216 heart Anatomy 0.000 claims description 14
- 238000012545 processing Methods 0.000 claims description 11
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- 210000003709 heart valve Anatomy 0.000 claims description 3
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- 125000004122 cyclic group Chemical group 0.000 claims 1
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- 238000010586 diagram Methods 0.000 description 8
- 238000003384 imaging method Methods 0.000 description 5
- 238000005311 autocorrelation function Methods 0.000 description 4
- 210000003754 fetus Anatomy 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000000737 periodic effect Effects 0.000 description 4
- 210000003484 anatomy Anatomy 0.000 description 3
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- 210000004381 amniotic fluid Anatomy 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000002592 echocardiography Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
- 230000035935 pregnancy Effects 0.000 description 2
- 230000001020 rhythmical effect Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
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- 238000013459 approach Methods 0.000 description 1
- 210000000601 blood cell Anatomy 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
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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
- A61B8/48—Diagnostic techniques
- A61B8/483—Diagnostic techniques involving the acquisition of a 3D volume of data
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
- A61B8/0866—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving foetal diagnosis; pre-natal or peri-natal diagnosis of the baby
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/13—Tomography
- A61B8/14—Echo-tomography
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8979—Combined Doppler and pulse-echo imaging systems
- G01S15/8981—Discriminating between fixed and moving objects or between objects moving at different speeds, e.g. wall clutter filter
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8993—Three dimensional imaging systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52085—Details related to the ultrasound signal acquisition, e.g. scan sequences
- G01S7/52087—Details related to the ultrasound signal acquisition, e.g. scan sequences using synchronization techniques
- G01S7/52088—Details related to the ultrasound signal acquisition, e.g. scan sequences using synchronization techniques involving retrospective scan line rearrangements
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0012—Biomedical image inspection
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7271—Specific aspects of physiological measurement analysis
- A61B5/7285—Specific aspects of physiological measurement analysis for synchronising or triggering a physiological measurement or image acquisition with a physiological event or waveform, e.g. an ECG signal
- A61B5/7289—Retrospective gating, i.e. associating measured signals or images with a physiological event after the actual measurement or image acquisition, e.g. by simultaneously recording an additional physiological signal during the measurement or image acquisition
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/503—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of the heart
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
- A61B6/504—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for diagnosis of blood vessels, e.g. by angiography
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
- A61B8/0891—Detecting organic movements or changes, e.g. tumours, cysts, swellings for diagnosis of blood vessels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S128/00—Surgery
- Y10S128/916—Ultrasound 3-D imaging
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Biophysics (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- Molecular Biology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Computer Networks & Wireless Communication (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Physiology (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Pregnancy & Childbirth (AREA)
- Gynecology & Obstetrics (AREA)
- Quality & Reliability (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Description
12 送信器
14 受信器
16 超音波ボリューム
18 走査面
20 メモリ
42 STIC解析器/変換器
44 ボリューム・メモリ
46 ボリューム表示プロセッサ
50 ビデオ・プロセッサ
67 ディスプレイ
100 超音波システム
102 送信器
104 トランスジューサ
106 探触子
108 受信器
110 ビーム形成器
112 RFプロセッサ
114 RF/IQバッファ
116 信号プロセッサ
118 表示システム
122 画像バッファ
150 ライン
152 ライン
154 ライン
156 ライン
158 境界
160 境界
162 掃引角
164 走査の縦方向
170 走査面
172 アキシャル方向
174 方位方向
176 時空間合成方向
178 2D画像
182 x、y座標の点
184 自己相関
186 心臓の外部に特定した点
190 2Dスライス
192 ライン
194 強度
196 空間
198 強度ライン
202 ゼロ位置のピーク
204 第1の有意極大値
206 時間間隔
208 強度ライン
210 自己相関
212 ピーク
214 ノイズ
220 2D画像
222 境界
224 上
226 下
228 横
230 横
232 内部部分
234 内部の点
240 自己相関
242 ゼロ位置のピーク
244 第1の有意極大値
246 平均時間間隔
250 走査面
252 時間間隔
254 時間間隔
256 時間間隔
258 時間間隔
260 走査面A1
262 走査面A2
264 走査面A3
266 走査面A4
268 走査面B1
270 走査面B2
272 走査面B3
274 走査面B4
276 走査面C1
278 走査面C2
280 走査面C3
282 走査面C4
284 走査面D1
286 走査面D2
288 走査面D3
290 走査面D4
292 一連のボリューム
294 ボリューム1
296 ボリューム2
298 ボリューム3
300 ボリューム4
310 胎児心臓の走査面
312 時空間合成方向
314 マーカ
316 マーカ
318 2D画像
Claims (9)
- 周期的に動いている対象に対するボリュメトリック走査を処理する方法であって、
周期的に動いている対象に対して、一連の隣接走査面からなるボリュメトリック走査を実行する工程と、
前記ボリュメトリック走査により得られた前記走査データから決定された運動情報に基づいて、前記周期的に動いている対象の周期的運動の時間間隔(206)を特定する工程と、
特定された前記時間間隔(206)に基づいて前記ボリュメトリック走査を再編成する工程と、を含む方法。 - 前記ボリュメトリック走査がさらに隣接する走査面(170)を備えると共に、
前記時間間隔(206)内で隣接する走査面(170)の数を特定する工程と、
前記時間間隔(206)に基づいて前記隣接する走査面(170)を分割する工程と、
前記時間間隔(206)に関して同じ時点にある走査面(260〜290)を合成する工程と、をさらに含む請求項1に記載の方法。 - 前記ボリュメトリック走査がさらに、2つの次元方向の空間情報と、1つの次元方向の合成時空間情報と、を備えている請求項1に記載の方法。
- 前記ボリュメトリック走査を実行する工程が、さらに前記周期的に動いている対象を単一の方向で1回走査する工程を含む、ことを特徴とする請求項1に記載の方法。
- 周期的に動いている対象に対するボリュメトリック走査を収集するための装置であって、
周期的に動いている対象を含む関心対象エリアに超音波信号を送信しかつ該関心対象エリアから該超音波信号を受信するためのアレイ状の素子を備えているトランスジューサと、
前記アレイ状の素子を駆動させて前記周期的に動いている対象を単一の方向で1回走査するための送信器と、
隣接する一連の走査面を含むような前記超音波信号を受信するための受信器と、
前記隣接する一連の走査面をボリュメトリック・データ組として格納するためのメモリと、
前記隣接する一連の走査面を処理するためのプロセッサであって、前記周期的に動いている対象の運動の時間間隔を、前記一連の走査面からの前記ボリュメトリック・データ組から決定された運動情報に基づいて特定し、特定された前記時間間隔に基づいて前記隣接する一連の走査面を再編成するプロセッサを備えたことを特徴とする装置。 - 前記動いている対象が、胎児の心臓、心臓、心臓弁、静脈及び動脈のうちの1つを含む、ことを特徴とする請求項5に記載の装置。
- 前記プロセッサが、
前記各走査面上で少なくとも1つの共通点を特定する工程と、
前記少なくとも1つの共通点の強度値を特定する工程と、
前記時間間隔がその強度値に基づくようにして少なくとも2つのピーク強度値を決定する工程と、
をさらに処理することを特徴とする請求項5に記載の装置。 - 前記プロセッサが、さらに、
前記各走査面上で関心対象の複数の共通点を特定する工程と、
前記複数の共通点の各々に関する強度値を特定する工程と、
前記強度値の自己相関を計算する工程と、
前記時間間隔がその平均値に基づくようにして前記自己相関の平均値を計算する工程と、
をさらに処理することを特徴とする請求項5に記載の装置。 - 前記プロセッサが、
前記各走査面上で関心対象の複数の共通点を特定する工程と、
前記複数の共通点の強度値を特定する工程と、
前記強度値のパワースペクトルを計算する工程と、
前記パワースペクトル内のゼロ点及び第1の有意極大値に基づいて前記時間間隔を特定する工程と、
をさらに処理することを特徴とする請求項5に記載の装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/650,264 | 2003-08-28 | ||
US10/650,264 US6966878B2 (en) | 2003-08-28 | 2003-08-28 | Method and apparatus for obtaining a volumetric scan of a periodically moving object |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005074225A JP2005074225A (ja) | 2005-03-24 |
JP4699724B2 true JP4699724B2 (ja) | 2011-06-15 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2004247893A Expired - Lifetime JP4699724B2 (ja) | 2003-08-28 | 2004-08-27 | 周期的に動いている対象に対するボリュメトリック走査を得るための方法及び装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6966878B2 (ja) |
JP (1) | JP4699724B2 (ja) |
DE (2) | DE102004040411A1 (ja) |
Families Citing this family (57)
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JP2008528167A (ja) * | 2005-01-31 | 2008-07-31 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 非3d用途における心電図を使用せずに心拍数を導出する方法及びシステム |
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US6966878B2 (en) | 2005-11-22 |
DE102004040411A1 (de) | 2005-03-24 |
JP2005074225A (ja) | 2005-03-24 |
DE202004021722U1 (de) | 2010-09-23 |
US20050049503A1 (en) | 2005-03-03 |
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