CN203772404U - Ultrasonic power measuring instrument - Google Patents
Ultrasonic power measuring instrument Download PDFInfo
- Publication number
- CN203772404U CN203772404U CN201320781938.2U CN201320781938U CN203772404U CN 203772404 U CN203772404 U CN 203772404U CN 201320781938 U CN201320781938 U CN 201320781938U CN 203772404 U CN203772404 U CN 203772404U
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- Prior art keywords
- ultrasonic
- target
- ultrasonic power
- ultrasonic probe
- power measurement
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- 239000000523 sample Substances 0.000 claims abstract description 42
- 238000005259 measurement Methods 0.000 claims abstract description 21
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 4
- 238000002604 ultrasonography Methods 0.000 abstract description 4
- 206010028980 Neoplasm Diseases 0.000 description 6
- 230000005855 radiation Effects 0.000 description 6
- 239000003814 drug Substances 0.000 description 3
- 230000001225 therapeutic effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002153 concerted effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 102000005606 Activins Human genes 0.000 description 1
- 108010059616 Activins Proteins 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000488 activin Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000008232 de-aerated water Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The utility model discloses an ultrasonic power measuring instrument. The ultrasonic power measuring instrument comprises a supporting device; a measuring instrument is arranged on the supporting device; the measuring instrument is provided with a balancing weight; the balancing weight is connected with a target through a lever mechanism; and an ultrasound probe placement area is located just below the target. The ultrasonic power measuring instrument of the utility model has the advantages of simple structure, stable measurement and high measuring precision.
Description
Technical field
The utility model belongs to technical field of medical instruments, relates in particular to a kind of simple in structure, Measurement sensibility and the higher ultrasonic power measurement instrument of precision.
Background technology
In therapeutic field of tumor, utilize ultrasonic therapy diagnosis to carry out the time length of irradiation in order to determine to patient, the ultrasonic power that need to be ultrasonic probe to the ultrasonic transducer of sound power system of tumor treatment is measured, by can be calculated ultrasonic effective sound intensity, its measuring method mainly adopts radiant force sedimentation balance method: the ultrasonic transducer of ultrasonic therapeutic apparatus sends ultrasound wave in the time of work, ultrasonic energy transmits by de aerated water, specific target is alignd with the ultrasonic acoustic axis of ultrasonic probe, on target, suffered axial acoustic radiation force and the proportional pass of weight of target are 1g=14.65W, 1mg=14.65mW.
In the time that patient is carried out to diagnoses and treatment, patient lies on bathtub, and by the coupling of water, human body accepts to be fixed on the ultrasonic radiation of the ultrasonic probe on bathtub, arrives human body and medicine in human activin, thereby tumour is treated by ultrasonic radiation.What tumour was played a major role is medicine, but the size of ultrasonic power is related to the activation situation of medicine on the one hand, and ultrasonic radiation itself has harm to human body on the other hand, therefore assesses ultrasonic power size very important.
But be at present that target is positioned at below ultrasonic probe at the ultrasonic power measurement instrument that can buy on the market, then target is arranged on surveying instrument, this measurement that is relatively applicable to capable of regulating ultrasonic probe orientation, and for needs measure fixing ultrasonic probe ultrasonic power clearly this ultrasonic power measurement instrument of prior art can not reach requirement.
Utility model content
Technical problem to be solved in the utility model is the above-mentioned deficiency for prior art, and a kind of ultrasonic power that can measure fixing ultrasonic probe, simple in structure, Measurement sensibility and the higher ultrasonic power measurement instrument of measuring accuracy are provided.
The technical solution adopted in the utility model is as follows:
A kind of ultrasonic power measurement instrument, comprise bracing or strutting arrangement, described bracing or strutting arrangement is provided with surveying instrument, and described surveying instrument is provided with balancing weight, described balancing weight has connected target by leverage, is ultrasonic probe rest area under described target.
The ultrasonic power measurement device structure of the utility model and prior art has essential distinction.Target of the prior art is positioned at ultrasonic probe below, and then target is arranged on surveying instrument; Under the utility model target, be ultrasonic probe rest area, when work, ultrasonic probe rest area is provided with ultrasonic probe, and target is positioned on ultrasonic probe, measures.Clearly before and after the relative position relation of target and ultrasonic probe, both are exactly contrary, and, just go for the fixing situation of ultrasonic probe for the structure of this ultrasonic power measurement instrument of the utility model, solved well the problem that prior art exists.In addition the leverage adopting here, can be measured the ultrasonic power of degree of precision.
On ultrasonic probe rest area, be provided with the noise absorption cover for covering ultrasonic probe, the cylinder-like structure that described noise absorption cover surrounds by absorbing the material of ultrasonic interference.
The noise absorption cover that the utility model adopts surrounds cylinder-like structure by the material that can absorb ultrasonic interference, for getting rid of the interference of other ultrasonic probes.The reason of noise absorption cover setting is here: in actual use, likely exist multiple ultrasonic probes to work simultaneously and need to measure for part ultrasonic probe, in such situation, between ultrasonic probe, mutually there is impact, and situation about disturbing is very complicated, and the more difficult power to ultrasonic probe is measured, and the ultrasonic probe " cover " that noise absorption cover can be measured needs gets up, can effectively avoid the interference of other ultrasonic probes, improve the precision of measuring.
Described bracing or strutting arrangement comprises support, and described support has connected adjustable workbench, and described workbench is provided with surveying instrument.
Making platform and on the one hand supporting surveying instrument of described adjustable work, enables to keep weighing required horizontality, on the other hand can also be by regulating up and down or left and right move.
Described surveying instrument is electronic balance.
Described leverage comprises lever dolly and the connecting rod being connected with lever dolly, the described lever dolly other end is connected with balancing weight, the described connecting rod other end is connected with target, and described lever dolly is fixed by the lever they sup-port being connected with workbench.
Described leverage principle of work is specifically: target interacts under leverage is connected with balancing weight, stress balance, what balancing weight in the vertical direction was subject to is pulling force, it self gravity and suffered pulling force make a concerted effort on electronic balance, to show, can stressed change in the time that target is subject to Ultrasonic Radiation, make it make a concerted effort to change thereby the pulling force that balancing weight is subject to also can change, be then reflected on the reading of electronic balance.Can measure ultrasonic power by this lever balance mechanism.
Preferably, described target is cone.
Preferably, described cone cone angle is towards ultrasonic probe.
Cone of the present utility model arranges for being inverted, and makes its cone angle towards ultrasonic probe.
Preferably, the described half-angle of projection is 45 degree.
Compared with prior art, the beneficial effect the utlity model has: be applicable to the fixing situation of ultrasonic probe, and simple in structure, Measurement sensibility and measuring accuracy higher.
Brief description of the drawings
Fig. 1: the utility model structural representation.
In figure: 1. electronic balance; 2. connecting rod; 3. target; 4. noise absorption cover; 5. ultrasonic probe; 6. support; 7. workbench; 8. sound power oncotherapy bathtub face; 9. balancing weight; 10. lever dolly; 11. lever support bars.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Embodiment: use the utility model for the sound power system of tumor treatment in therapeutic field of tumor.As Fig. 1, a kind of ultrasonic power measurement instrument, comprise bracing or strutting arrangement, described bracing or strutting arrangement comprises support 6, described support 6 is provided with adjustable workbench 7, and described workbench 7 is provided with electronic balance 1, and described electronic balance 1 is provided with balancing weight 9, described balancing weight 9 has connected target 3 by leverage, is ultrasonic probe rest area 5 under described target 3.
Wherein, ultrasonic probe rest area 5 is exactly the multiple ultrasonic probes that arrange on sound power oncotherapy bathtub face 8, described ultrasonic probe rest area 5 is provided with the noise absorption cover 4 for covering ultrasonic probe, the cylinder-like structure that described noise absorption cover 4 surrounds by absorbing the material of ultrasonic interference.
Described leverage comprises lever dolly 10 and the connecting rod 2 being connected with lever dolly 10, described lever dolly 10 other ends are connected with balancing weight 9, described connecting rod 2 other ends are connected with target 3, and described lever dolly 10 supports fixing by the lever support bar 11 being connected with workbench 7.
Described target 3 for the half-angle of projection be that 45 degree and base area are 5000mm
2cone, its cone angle is towards the fixing direction of ultrasonic probe.
Described workbench is rigid planar, has certain bearing capacity (being not less than 5kg).
The utility model principle of work is as follows:
When measurement, original state is ultrasonic probe while not sending ultrasound wave, makes leverage in equilibrium state by the adjusting of workbench 7 and lever support bar 11, and now balancing weight 9 can obtain a reading W1 g on electronic balance 1; In the time that ultrasound wave is sent in ultrasonic probe work, target 3 inverted conical bodies are formed to a radiant force upwards, and (ultrasonic reflections is to acoustic absorbant, be absorbed by acoustic absorbant), the stressed change of inverted conical target, now the stressed of balancing weight 9 can change, thereby the reading that changes electronic balance 1, obtains another reading W2 g.Now, (W1-W2) numerical value of g has just characterized ultrasonic radiation force, and according to 1g=14.65W, the formula of 1mg=14.65mW calculates, and just can obtain the ultrasonic power value of this ultrasonic probe.In addition, when test, put without gas pure water in bathtub, the degree of depth of water at least should be covered target.
Claims (6)
1. a ultrasonic power measurement instrument, is characterized in that, comprises bracing or strutting arrangement, described bracing or strutting arrangement is provided with surveying instrument, described surveying instrument is provided with balancing weight, and described balancing weight has connected target by leverage, is ultrasonic probe rest area under described target;
On ultrasonic probe rest area, be provided with the noise absorption cover for covering ultrasonic probe, the cylinder-like structure that described noise absorption cover surrounds by absorbing the material of ultrasonic interference;
Described bracing or strutting arrangement comprises support, and described support has connected adjustable workbench, and described workbench is provided with surveying instrument.
2. a kind of ultrasonic power measurement instrument according to claim 1, is characterized in that, described surveying instrument is electronic balance.
3. a kind of ultrasonic power measurement instrument according to claim 1, it is characterized in that, described leverage comprises lever dolly and the connecting rod being connected with lever dolly, the described lever dolly other end is connected with balancing weight, the described connecting rod other end is connected with target, and described lever dolly is fixed by the lever they sup-port being connected with workbench.
4. according to a kind of ultrasonic power measurement instrument described in claim 1 or 3, it is characterized in that, described target is cone.
5. a kind of ultrasonic power measurement instrument according to claim 4, is characterized in that, described cone cone angle is towards ultrasonic probe.
6. a kind of ultrasonic power measurement instrument according to claim 5, is characterized in that, the described half-angle of projection is 45 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320781938.2U CN203772404U (en) | 2013-12-03 | 2013-12-03 | Ultrasonic power measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320781938.2U CN203772404U (en) | 2013-12-03 | 2013-12-03 | Ultrasonic power measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203772404U true CN203772404U (en) | 2014-08-13 |
Family
ID=51289586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320781938.2U Expired - Lifetime CN203772404U (en) | 2013-12-03 | 2013-12-03 | Ultrasonic power measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203772404U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764522A (en) * | 2015-04-08 | 2015-07-08 | 重庆医科大学 | Ultrasonic power measurement method and device |
| WO2020008332A1 (en) | 2018-07-03 | 2020-01-09 | Tubitak | Portable ultrasonic power meter (pug) device |
-
2013
- 2013-12-03 CN CN201320781938.2U patent/CN203772404U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764522A (en) * | 2015-04-08 | 2015-07-08 | 重庆医科大学 | Ultrasonic power measurement method and device |
| CN104764522B (en) * | 2015-04-08 | 2018-01-26 | 重庆医科大学 | A kind of ultrasonic power measurement method and device |
| WO2020008332A1 (en) | 2018-07-03 | 2020-01-09 | Tubitak | Portable ultrasonic power meter (pug) device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |
|
| CX01 | Expiry of patent term |