JPS6243687B2 - - Google Patents
Info
- Publication number
- JPS6243687B2 JPS6243687B2 JP9367179A JP9367179A JPS6243687B2 JP S6243687 B2 JPS6243687 B2 JP S6243687B2 JP 9367179 A JP9367179 A JP 9367179A JP 9367179 A JP9367179 A JP 9367179A JP S6243687 B2 JPS6243687 B2 JP S6243687B2
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- ultrasonic
- electroacoustic transducer
- probe
- sensitivity
- 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
Links
- 239000000523 sample Substances 0.000 claims description 39
- 230000035945 sensitivity Effects 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 25
- 238000002604 ultrasonography Methods 0.000 claims description 18
- 238000002592 echocardiography Methods 0.000 claims description 10
- 230000005284 excitation Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 7
- 230000003321 amplification Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 239000011358 absorbing material Substances 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000002463 transducing effect Effects 0.000 description 1
Landscapes
- Ultra Sonic Daignosis Equipment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9367179A JPS5618851A (en) | 1979-07-25 | 1979-07-25 | Ultrasonic diagnosing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9367179A JPS5618851A (en) | 1979-07-25 | 1979-07-25 | Ultrasonic diagnosing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5618851A JPS5618851A (en) | 1981-02-23 |
| JPS6243687B2 true JPS6243687B2 (enrdf_load_stackoverflow) | 1987-09-16 |
Family
ID=14088859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9367179A Granted JPS5618851A (en) | 1979-07-25 | 1979-07-25 | Ultrasonic diagnosing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5618851A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56166720U (enrdf_load_stackoverflow) * | 1980-05-12 | 1981-12-10 | ||
| JPS57150946A (en) * | 1981-03-16 | 1982-09-17 | Nippon Ibm Kk | Ultrasonic diagnostic apparatus |
| JPS58152553A (ja) * | 1982-03-09 | 1983-09-10 | 株式会社日立メデイコ | 超音波断層装置 |
| JPH06197896A (ja) * | 1992-04-09 | 1994-07-19 | Rikagaku Kenkyusho | 超音波診断装置 |
-
1979
- 1979-07-25 JP JP9367179A patent/JPS5618851A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5618851A (en) | 1981-02-23 |