JPH02206447A - 超音波伝搬速度計測装置 - Google Patents
超音波伝搬速度計測装置Info
- Publication number
- JPH02206447A JPH02206447A JP1025193A JP2519389A JPH02206447A JP H02206447 A JPH02206447 A JP H02206447A JP 1025193 A JP1025193 A JP 1025193A JP 2519389 A JP2519389 A JP 2519389A JP H02206447 A JPH02206447 A JP H02206447A
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- receiving
- transmitting
- transducer
- tissue
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 210000001519 tissue Anatomy 0.000 abstract description 46
- 239000007788 liquid Substances 0.000 abstract description 18
- 210000004872 soft tissue Anatomy 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 9
- 238000005259 measurement Methods 0.000 description 6
- 239000008280 blood Substances 0.000 description 5
- 210000004369 blood Anatomy 0.000 description 5
- 230000005284 excitation Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000003902 lesion Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009534 blood test Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 235000012000 cholesterol Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1025193A JPH02206447A (ja) | 1989-02-03 | 1989-02-03 | 超音波伝搬速度計測装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1025193A JPH02206447A (ja) | 1989-02-03 | 1989-02-03 | 超音波伝搬速度計測装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02206447A true JPH02206447A (ja) | 1990-08-16 |
| JPH0478299B2 JPH0478299B2 (enExample) | 1992-12-10 |
Family
ID=12159128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1025193A Granted JPH02206447A (ja) | 1989-02-03 | 1989-02-03 | 超音波伝搬速度計測装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02206447A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08154936A (ja) * | 1994-12-01 | 1996-06-18 | Hitachi Medical Corp | 針状超音波探触子およびこれを用いる超音波画像診断装置 |
-
1989
- 1989-02-03 JP JP1025193A patent/JPH02206447A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08154936A (ja) * | 1994-12-01 | 1996-06-18 | Hitachi Medical Corp | 針状超音波探触子およびこれを用いる超音波画像診断装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0478299B2 (enExample) | 1992-12-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |