JPH0221256B2 - - Google Patents
Info
- Publication number
- JPH0221256B2 JPH0221256B2 JP19882782A JP19882782A JPH0221256B2 JP H0221256 B2 JPH0221256 B2 JP H0221256B2 JP 19882782 A JP19882782 A JP 19882782A JP 19882782 A JP19882782 A JP 19882782A JP H0221256 B2 JPH0221256 B2 JP H0221256B2
- Authority
- JP
- Japan
- Prior art keywords
- doppler
- imaging
- signal
- measurement
- measurements
- 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 - Lifetime
Links
- 238000005259 measurement Methods 0.000 claims description 82
- 238000003384 imaging method Methods 0.000 claims description 61
- 238000002604 ultrasonography Methods 0.000 claims description 19
- 230000017531 blood circulation Effects 0.000 claims description 8
- 238000011045 prefiltration Methods 0.000 claims description 7
- 230000001052 transient effect Effects 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 claims description 5
- 238000009499 grossing Methods 0.000 claims description 3
- 238000001228 spectrum Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000010408 sweeping Methods 0.000 claims description 2
- 230000008054 signal transmission Effects 0.000 claims 2
- 230000003595 spectral effect Effects 0.000 claims 2
- 230000002459 sustained effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 20
- 239000008280 blood Substances 0.000 description 9
- 210000004369 blood Anatomy 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000009532 heart rate measurement Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 210000000709 aorta Anatomy 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 230000004217 heart function Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 238000012285 ultrasound imaging Methods 0.000 description 1
Landscapes
- Ultra Sonic Daignosis Equipment (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO813848 | 1981-11-13 | ||
| NO813848 | 1981-11-13 | ||
| NO821245 | 1982-04-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5889242A JPS5889242A (ja) | 1983-05-27 |
| JPH0221256B2 true JPH0221256B2 (enrdf_load_stackoverflow) | 1990-05-14 |
Family
ID=19886314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19882782A Granted JPS5889242A (ja) | 1981-11-13 | 1982-11-12 | 超音波ドプラ血液流速測定とパルス・エコー振幅結像との組合せ装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5889242A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994002070A1 (en) * | 1992-07-20 | 1994-02-03 | Ge Yokogawa Medical Systems, Ltd. | Doppler speech generation method and apparatus |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6125534A (ja) * | 1984-07-16 | 1986-02-04 | 横河メディカルシステム株式会社 | 画像診断装置 |
| JPS61146242A (ja) * | 1984-12-21 | 1986-07-03 | 横河メディカルシステム株式会社 | 超音波診断装置 |
-
1982
- 1982-11-12 JP JP19882782A patent/JPS5889242A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994002070A1 (en) * | 1992-07-20 | 1994-02-03 | Ge Yokogawa Medical Systems, Ltd. | Doppler speech generation method and apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5889242A (ja) | 1983-05-27 |
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