CN202136703U - Ultrasonic treatment apparatus capable of changing radiating direction of supersonic wave beam - Google Patents
Ultrasonic treatment apparatus capable of changing radiating direction of supersonic wave beam Download PDFInfo
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- CN202136703U CN202136703U CN201120222579U CN201120222579U CN202136703U CN 202136703 U CN202136703 U CN 202136703U CN 201120222579 U CN201120222579 U CN 201120222579U CN 201120222579 U CN201120222579 U CN 201120222579U CN 202136703 U CN202136703 U CN 202136703U
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- sphere cover
- piezoelectric transducer
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Abstract
The utility model relates to the superficial tissue ultrasonic treatment field, particularly to an ultrasonic treatment apparatus capable of changing the radiating direction of the supersonic wave beam. To overcome the defects of the prior art, the utility model provides a treatment apparatus capable of changing the radiating direction of supersonic wave beam, which achieves the treatment of in-cavity sidewall focus by changing the radiating direction of the supersonic wave beam of high energy with low cost and without changing the operation habits of a doctor. The ultrasonic treatment apparatus is safe, effective, and easy to master. The ultrasonic treatment apparatus comprises a piezoelectric transducer 1, a fixing device 2, a spherical surface sleeve 5, a waveguide tube 3, and a reflection apparatus 4, wherein the piezoelectric transducer 1 is fixed upon the fixing device 2; the fixing device 2 is connected with one end of the waveguide tube 3 via threading connection or a screw locking device; the other end of the waveguide tube 3 is mechanically connected with the spherical surface sleeve 5; and the reflection apparatus 4 is internally arranged in the other end of the waveguide tube and is mechanically connected with the spherical surface sleeve 5 and the design thereof is completed via a series of steps. The ultrasonic treatment apparatus is mainly applicable to the superficial tissue ultrasonic treatment field.
Description
Technical field
This utility model relates to superficial tissue ultrasonic therapeutic field, relates in particular to a kind of apparatus for ultrasonic therapeutic treatment that changes the ultrasonic beam radiation direction.
Background technology
The critical component of ultrasonic therapeutic apparatus is a piezoelectric transducer in the prior art; And be attached to and play the device that energy changes on the piezoelectric transducer; Its version is directly connected to size, metamorphosis and the therapeutic effect of ultrasound wave output energy, is particularly treated the treatment of superficial tissue energy-collecting ultrasonic and the device thereof of spatial constraints.Because the ultrasonic therapeutic head bore is merely about 10mm; Like product in the market; All be the positive focus of superficial tissue to be treated with a treatment leading section focusing or (cumulative) form of convergence output acoustic power; Focus to the superficial tissue sidewall is then powerless, makes treatment receive certain restriction.
The utility model content
This utility model technical problem to be solved is to the problem that exists in the prior art; A kind of apparatus for ultrasonic therapeutic treatment that changes the ultrasonic beam radiation direction is provided,, changes high-energy ultrasonic beam radiation direction and realize treatment superficial tissue sidewall focus through hyperacoustic propagation characteristic, waveguide and reflection unit; It is with low cost; Do not change doctor's operating habit, treatment safety, effective is easy to grasp.
The technical scheme that this utility model adopts is following:
A kind of apparatus for ultrasonic therapeutic treatment that changes the ultrasonic beam radiation direction comprises:
Piezoelectric transducer produces ultrasound wave through extra electric field; Base is used for fixing piezoelectric transducer; Waveguide is used to guide described ultrasound wave to assemble; Reflection unit is used to change the radiation direction along waveguide axis direction output ultrasonic wave bundle; Said piezoelectric transducer is connected with waveguide one terminal tool; Said reflection unit is built in the waveguide other end, and with its mechanical connection.
A kind of apparatus for ultrasonic therapeutic treatment that changes the ultrasonic beam radiation direction also comprises the sphere cover, and said sphere cover comprises hemisphere structure, opening for hollow structure, and said opening periphery is connected with reflection unit, waveguide interference fit respectively.
Said piezoelectric transducer is the plane piezoelectric ceramic wafer.
Said waveguide is a hollow structure; Comprise big end, small end, hold small end to have the not streamline tube of the streamlined curved-surface structure of equal diameter greatly; Wherein big end one end, streamline tube, the integrated connection of small end one end; The big end other end is through base and piezoelectric transducer mechanical connection; The small end other end is connected with sphere cover opening periphery interference fit; The big end of waveguide and streamline tube transition tangent plane form high-energy zone focal length F apart from ultrasound wave at waveguide axis direction auto-convergence:
, T is the piezoelectric transducer diameter; λ is the wavelength of ultrasound wave in water; Waveguide streamline tube effective length is L, satisfies L less than F/2.
Said small end is a frustum cone structure, and said frustum cone structure bottom is connected with streamline tube is integrated, and said round platform top is connected with sphere cover interference fit.
Said reflection unit is a column structure; Its reflecting surface is positioned at column top, and this reflecting surface becomes 45 ° of angles with the cylinder axis, and said cylinder axis overlaps with the waveguide axis; The column structure bottom embeds sphere cover opening, and is connected with the interference of sphere cover opening periphery; Column structure is connected with the small end interference fit.
Said reflection unit is a conical structure, and its element of cone and waveguide axis angle are 45 °; Conical base embeds sphere cover opening, and is connected with sphere cover opening periphery interference fit; Conical structure is connected with the small end interference fit.
Said circular cone bottom surface diameter or column structure end face diameter overlap the opening diameter less than sphere, and more than or equal to sphere cover opening diameter 0.01mm.
In sum, owing to adopted technique scheme, the beneficial effect of this utility model is:
Utilize the reflection unit of hyperacoustic propagation characteristic, waveguide and change ultrasonic beam radiation direction; The ultrasonic beam that will have energy is through overconvergence; And the processing of turning back of the 90 ° of directions of turning back; Ultrasonic wave energy after utilization is turned back is carried out ultrasonic therapeutic to single-point kitchen range on the intracavity sidewall or annular kitchen range, and it is with low cost effectively, is convenient in the therapeutic process grasp and control.
Description of drawings
This utility model will explain through example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is the apparatus for ultrasonic therapeutic treatment structure chart of reflection unit embodiment one;
Fig. 2 is the apparatus for ultrasonic therapeutic treatment structure chart of reflection unit embodiment two;
Fig. 3 is the apparatus for ultrasonic therapeutic treatment swash transmission sketch map of reflection unit embodiment one;
Fig. 4 is the apparatus for ultrasonic therapeutic treatment swash transmission sketch map of reflection unit embodiment two;
Fig. 5 is a piezoelectric transducer auto-convergence sketch map;
Fig. 6 is a swash transmission design diagram in piezoelectric transducer and the waveguide;
Fig. 7 is the waveguide structure sketch map;
Fig. 8 embodiment one reflection unit swash reflection sketch map;
Fig. 9 embodiment two reflection unit swash reflection sketch map.
The specific embodiment
Disclosed all characteristics in this description, or the step in disclosed all methods or the process except mutually exclusive characteristic and/or the step, all can make up by any way.
Disclosed arbitrary characteristic in this description (comprising any accessory claim, summary and accompanying drawing) is only if special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, only if special narration, each characteristic is an example in a series of equivalences or the similar characteristics.
First wave source that Fig. 3 is produced by piezoelectric transducer in Fig. 6, when second wave source transmits in waveguide; Be at last ultrasonic beam to be passed through reflection unit through multiple reflection; Carried out the change of beam radiation direction, in Fig. 6, just the overall radiation direction to wave beam marks at Fig. 3.
Concrete structure designs as follows:
Structure such as Fig. 1, shown in Figure 2; A kind of apparatus for ultrasonic therapeutic treatment that changes the ultrasonic beam radiation direction comprises piezoelectric transducer 1; Base 2, waveguide 3, reflection unit 4, sphere cover 5, piezoelectric transducer 1 is connected (can be to be threaded or the screw-locking device connection) through base 2 with waveguide 3 one terminal tools; Waveguide 3 other ends overlap 5 interference with sphere and are connected; Reflection unit 4 is built in the waveguide other end, and overlaps 5 interference with sphere and be connected.Ultrasound wave transmission sketch map such as Fig. 3, shown in Figure 4 in device.
1. waveguide design
Principle: as shown in Figure 5, piezoelectric transducer 1 employing plane piezoelectric ceramic wafer, as first wave source, this wave source has the characteristic of auto-convergence on outgoing route with its ultrasonic beam of sending, and auto-convergence forms the high-energy zone that focal length is F.The big end 31 of waveguide 3 is threaded with piezoelectric transducer 1; The big end 31 of waveguide 3 forms high-energy (for treat ultrasonication on lesion tissue apart from ultrasound wave at waveguide 3 axis direction auto-convergences with streamline tube 32 transition tangent planes; Make tissue that the energy of degeneration take place; And the temperature that makes tissue reach degeneration medically is being more than 43 ℃; Promptly making histiocyte can impairedly reach the high-energy zone on 43 ℃ of the temperature) focal length in zone is F, focal length F by formula calculates:
In the formula: T--transducer wafer diameter; The wavelength of λ--ultrasound wave in water;
See from the beams incident direction; Plane wave incides the 32 last times of streamline tube of waveguide 3; Ultrasound wave is along waveguide 3 slick inwall multiple reflection to waveguide small ends 33 and streamline tube junction; What soon piezoelectric transducer 1 will send is low-yield (with respect to the high-energy zone; The energy that does not promptly make histiocyte generation degeneration) ultrasonic beam is as first wave source, and with the integrated ultrasonic beam with higher-energy of its meeting, this wave beam transfers to reflection unit incident end face place along the Main beam axis and forms second wave source.
As shown in Figure 6, waveguide 3 curved surface effective lengths are designed to L, and satisfy the condition of 2L＜F, can strengthen the form effect that compiles of ultrasonic beam.
Structure chart is as shown in Figure 7; Waveguide 3 is a hollow structure; Comprise big end 31, have the small end 33 of frustum cone structure, hold 31 to have the streamline tube 32 of anisodiametric streamlined curved-surface structure greatly to small end 33; Wherein big end 31 1 ends, streamline tube 32, the integrated connection of small end 33 1 ends are held the other end to pass through base 2 greatly and are connected with piezoelectric transducer 1 thread seal, and small end 33 other ends are connected with sphere cover opening periphery interference fit.
2. reflection unit
According to the needs of mucosal structure milieu therapy, adopt to have the waveguide of assembling the ultrasonic energy function and reflection unit and change the second wave source radiation direction and reach final purpose of design.Therapy equipment can be carried out ultrasonic therapeutic to device sidewall focus, just must be to the turn back processing of 90 ° of directions of the treatment wave source of waveguide axis direction output, and the ultrasonic beam after utilization is turned back is carried out ultrasonic therapeutic to focus.
Reflection unit preferably implements one: as shown in Figure 8; Reflection unit 4 one ends are column structure, and its reflecting surface (the second wave source incident end face) is positioned at column top, and this reflecting surface becomes 45 ° of angles with the cylinder axis; Said cylinder axis and waveguide 3 deads in line; Column structure bottom embeds sphere and overlaps 5 openings, and overlaps the interference of 5 openings periphery with sphere and is connected, the most at last second wave source of the ultrasound source formation that generates of piezoelectric transducer 1; Through the reflecting surface of reflection unit 4 as shown in Figure 8, form the single-point wave source superficial tissue sidewall single-point kitchen range is treated.
Reflection unit preferred embodiment two: as shown in Figure 9, reflection unit 4 one ends are conical structure, and its element of cone and waveguide axis angle are 45 °, and angle is 90 ° between the element of cone; Conical base embeds sphere cover opening; And be connected with sphere cover opening periphery interference fit; Conical structure is connected with the waveguide interference fit, and second wave source is treated superficial tissue sidewall multiple spot kitchen range through the annular wave source of conical surface (the second wave source incident end face) formation of reflection unit 4.
3. sphere Analysis of Nested Design
Said sphere cover is hollow structure, and said sphere cover comprises hemisphere structure, opening, and said opening periphery is connected with small end 33 interference fit of reflection unit 1, waveguide 3 respectively.
A kind of apparatus for ultrasonic therapeutic treatment implementation method that changes the ultrasonic beam radiation direction comprises step:
A. electric transducer 1 converts extrinsic motivated source input voltage signal into ultrasound wave and forms first wave source, execution in step b;
B. the big end 31 of waveguide 3 with streamline tube 32 transition tangent planes apart from ultrasound wave at the focal length F that waveguide 3 axis direction auto-convergences form the high-energy zone is:
, T are piezoelectric transducer 1 diameters; λ is the wavelength of ultrasound wave in water; Streamline tube 32 effective lengths of waveguide 3 are L, satisfy L less than F/2.The first wave source auto-convergence effect through waveguide 3 is strengthened along axis direction forms second wave source, execution in step c;
C. reflection unit changes the radiation direction of second wave source.
This utility model is not limited to the aforesaid specific embodiment.This utility model expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (8)
1. an apparatus for ultrasonic therapeutic treatment that changes the ultrasonic beam radiation direction comprises
Piezoelectric transducer produces ultrasound wave through extra electric field;
Base is used for fixing piezoelectric transducer;
It is characterized in that also comprising:
Waveguide is used to guide described ultrasound wave to assemble;
Reflection unit is used to change the radiation direction along waveguide axis direction output ultrasonic wave bundle;
Said piezoelectric transducer is connected with waveguide one terminal tool through base; Said reflection unit is built in the waveguide other end, and with its mechanical connection.
2. a kind of apparatus for ultrasonic therapeutic treatment that changes the ultrasonic beam radiation direction according to claim 1; It is characterized in that also comprising the sphere cover; Said sphere cover is hollow structure; Said sphere cover comprises hemisphere structure, opening, and said opening periphery is connected with reflection unit, waveguide interference fit respectively.
3. a kind of apparatus for ultrasonic therapeutic treatment that changes the ultrasonic beam radiation direction according to claim 1 is characterized in that said piezoelectric transducer is the plane piezoelectric ceramic wafer.
4. according to claim 1,2 or 3 described a kind of apparatus for ultrasonic therapeutic treatment that change the ultrasonic beam radiation direction; It is characterized in that said waveguide is a hollow structure; Comprise big end, small end, hold small end to have the not streamline tube of the streamlined curved-surface structure of equal diameter greatly; Wherein big end one end, streamline tube, the integrated connection of small end one end; The big end other end is through base and piezoelectric transducer mechanical connection; The small end other end is connected with sphere cover opening periphery interference fit; The big end of waveguide and streamline tube transition tangent plane form high-energy zone focal length F apart from ultrasound wave at waveguide axis direction auto-convergence:
, T is the piezoelectric transducer diameter; λ is the wavelength of ultrasound wave in water; Waveguide streamline tube effective length is L, satisfies L less than F/2.
5. a kind of apparatus for ultrasonic therapeutic treatment that changes the ultrasonic beam radiation direction according to claim 4; It is characterized in that said small end is a frustum cone structure; Said frustum cone structure bottom is connected with streamline tube is integrated, and said round platform top is connected with sphere cover interference fit.
6. a kind of apparatus for ultrasonic therapeutic treatment that changes the ultrasonic beam radiation direction according to claim 4; It is characterized in that said reflection unit is a column structure; Its reflecting surface is positioned at column top, and this reflecting surface becomes 45 ° of angles with the cylinder axis, and said cylinder axis overlaps with the waveguide axis; The column structure bottom embeds sphere cover opening, and is connected with the interference of sphere cover opening periphery; Column structure is connected with the small end interference fit.
7. a kind of apparatus for ultrasonic therapeutic treatment that changes the ultrasonic beam radiation direction according to claim 4 is characterized in that said reflection unit is a conical structure, and its element of cone and waveguide axis angle are 45 °, and angle is 90 ° between the element of cone; Conical base embeds sphere cover opening, and is connected with sphere cover opening periphery interference fit; Conical structure is connected with the small end interference fit.
8. according to claim 6 or 7 described a kind of apparatus for ultrasonic therapeutic treatment that change the ultrasonic beam radiation direction; It is characterized in that said circular cone bottom surface diameter or column structure end face diameter less than sphere cover opening diameter, and more than or equal to sphere cover opening diameter 0.01mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120222579U CN202136703U (en) | 2011-06-28 | 2011-06-28 | Ultrasonic treatment apparatus capable of changing radiating direction of supersonic wave beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120222579U CN202136703U (en) | 2011-06-28 | 2011-06-28 | Ultrasonic treatment apparatus capable of changing radiating direction of supersonic wave beam |
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| CN202136703U true CN202136703U (en) | 2012-02-08 |
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| CN201120222579U Expired - Lifetime CN202136703U (en) | 2011-06-28 | 2011-06-28 | Ultrasonic treatment apparatus capable of changing radiating direction of supersonic wave beam |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102847238A (en) * | 2011-06-28 | 2013-01-02 | 绵阳索尼克电子有限责任公司 | Ultrasonic treatment device for changing ultrasonic beam radiation direction and method for realizing ultrasonic treatment device |
| CN108261611A (en) * | 2016-12-30 | 2018-07-10 | 重庆融海超声医学工程研究中心有限公司 | It is a kind of to treat wave beam injection device |
| CN108281135A (en) * | 2018-01-16 | 2018-07-13 | 温维佳 | Counterfeit surface acoustic wave focalizer |
-
2011
- 2011-06-28 CN CN201120222579U patent/CN202136703U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102847238A (en) * | 2011-06-28 | 2013-01-02 | 绵阳索尼克电子有限责任公司 | Ultrasonic treatment device for changing ultrasonic beam radiation direction and method for realizing ultrasonic treatment device |
| CN108261611A (en) * | 2016-12-30 | 2018-07-10 | 重庆融海超声医学工程研究中心有限公司 | It is a kind of to treat wave beam injection device |
| CN108261611B (en) * | 2016-12-30 | 2024-03-15 | 重庆融海超声医学工程研究中心有限公司 | Therapeutic beam-emitting device |
| CN108281135A (en) * | 2018-01-16 | 2018-07-13 | 温维佳 | Counterfeit surface acoustic wave focalizer |
| CN108281135B (en) * | 2018-01-16 | 2021-10-29 | 深圳市环波科技有限责任公司 | Pseudo surface acoustic wave focalizer |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120208 |