JPS6163161U - - Google Patents
Info
- Publication number
- JPS6163161U JPS6163161U JP6451384U JP6451384U JPS6163161U JP S6163161 U JPS6163161 U JP S6163161U JP 6451384 U JP6451384 U JP 6451384U JP 6451384 U JP6451384 U JP 6451384U JP S6163161 U JPS6163161 U JP S6163161U
- Authority
- JP
- Japan
- Prior art keywords
- spherical
- spherical lens
- face
- center point
- symmetry
- 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.)
- Pending
Links
- 238000002604 ultrasonography Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Description
第１図は本考案者等が提案した集束超音波トラ
ンスジユーサ素子の断面図、第２図は第１図の集
束超音波トランスジユーサ素子の欠点を説明する
ための図、第３図は第２図のトランスジユーサで
のエネルギー強度を経過時間とともに示した図、
第４図は本考案の１実施例の集束超音波トランス
ジユーサ素子の断面図である。
１……超音波伝搬媒体、２……凸面の球面部、
３……凹面の球面レンズ部、４……超音波トラン
スジユーサ、５……凹面の球面レンズ部の中心点
、６……凸面の球面部の中心点、７……音場媒体
、８……被検査体、９……音響インピーダンス・
マツチング層。
Fig. 1 is a cross-sectional view of the focused ultrasonic transducer element proposed by the present inventors, Fig. 2 is a diagram for explaining the drawbacks of the focused ultrasonic transducer element shown in Fig. 1, and Fig. 3 is a cross-sectional view of the focused ultrasonic transducer element proposed by the present inventors. A diagram showing the energy intensity at the transducer in Figure 2 over elapsed time,
FIG. 4 is a cross-sectional view of a focused ultrasound transducer element according to an embodiment of the present invention. 1... Ultrasonic propagation medium, 2... Convex spherical part,
3... Concave spherical lens part, 4... Ultrasonic transducer, 5... Center point of concave spherical lens part, 6... Center point of convex spherical part, 7... Sound field medium, 8... ...Test object, 9...Acoustic impedance
Matching layer.
Claims (1)
を一部とする球面部を形成し、他の端面に凹面に
えぐられた球面を一部とする球面レンズ部を形成
し、前記球面部と球面レンズ部の対称軸を一致さ
せ、かつ前記球面部の中心点と前記球面レンズ部
の中心点を一致させず、前記球面部の表面に超音
波送受波用トランスジユーサを設けたことを特徴
とする非同心球殻形状の集束超音波トランスジユ
ーサ素子において、前記球面レンズ部に音響イン
ピーダンスマツチング層を設けたことを特徴とす
る集束超音波トランスジユーサ素子。 A spherical part having a convex spherical surface as a part is formed on the end face of one side of the ultrasonic propagation medium, and a spherical lens part having a part of the concave spherical face on the other end face, and the spherical part The axis of symmetry of the spherical lens part is made to coincide with the axis of symmetry of the spherical lens part, and the center point of the spherical part and the center point of the spherical lens part are not made to match, and a transducer for transmitting and receiving ultrasonic waves is provided on the surface of the spherical part. A focused ultrasound transducer element having a non-concentric spherical shell shape, characterized in that an acoustic impedance matching layer is provided on the spherical lens portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6451384U JPS6163161U (en) | 1984-05-01 | 1984-05-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6451384U JPS6163161U (en) | 1984-05-01 | 1984-05-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6163161U true JPS6163161U (en) | 1986-04-28 |
Family
ID=30595665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6451384U Pending JPS6163161U (en) | 1984-05-01 | 1984-05-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6163161U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5724998A (en) * | 1980-07-22 | 1982-02-09 | Alps Nortronics | Ultrasonic wave condensing lens |
| JPS57173746A (en) * | 1981-04-21 | 1982-10-26 | Olympus Optical Co Ltd | Ultrasonic microscope |
-
1984
- 1984-05-01 JP JP6451384U patent/JPS6163161U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5724998A (en) * | 1980-07-22 | 1982-02-09 | Alps Nortronics | Ultrasonic wave condensing lens |
| JPS57173746A (en) * | 1981-04-21 | 1982-10-26 | Olympus Optical Co Ltd | Ultrasonic microscope |
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