CN107485411A - A kind of 3-D supersonic imaging probe - Google Patents
A kind of 3-D supersonic imaging probe Download PDFInfo
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- CN107485411A CN107485411A CN201710830373.5A CN201710830373A CN107485411A CN 107485411 A CN107485411 A CN 107485411A CN 201710830373 A CN201710830373 A CN 201710830373A CN 107485411 A CN107485411 A CN 107485411A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/483—Diagnostic techniques involving the acquisition of a 3D volume of data
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Abstract
A kind of 3-D supersonic imaging probe, including pedestal, entrant sound cover, coupling liquid harmomegathus compensation mechanism；A pedestal fluid port is offered at the top of pedestal；Entrant sound cover is arranged on the bottom of pedestal；Pedestal and entrant sound cover surround to form a coupling liquid sealing space, and coupling liquid sealing space is closed；Coupling liquid harmomegathus compensation mechanism includes sleeve, conduit, piston；Sleeve is fixed on the top of pedestal, and a sleeve fluid port is offered at the top of sleeve；The both ends of conduit connect pedestal fluid port and sleeve fluid port respectively；Piston is slidably mounted in the inside of sleeve, and its sleeve interior space is separated into two parts up and down, wherein top part is harmomegathus compensation space, harmomegathus compensation space connects with sleeve fluid port；Coupling liquid sealing space, harmomegathus compensation space and conduit form the integral sealing space of a favorable sealing property.Coupling liquid harmomegathus compensation mechanism of the present invention can realize the automatic adjusument of coupling liquid internal pressure.
Description
Technical field
The present invention relates to a kind of equipment in medical supersonic field.
Background technology
3-D supersonic imaging technology has been commonly utilized on medical ultrasound imaging at present, and the technology is will be super by computer
The two-dimensional ultrasonic image that sonic probe is captured in ultrasound scan operation carries out synthesis reconstruct, so as to obtain being more convenient for observation and
The three-dimensional image of diagnosis and treatment.
Three-dimensional probe mechanically with the difference of two-dimensional probe, is that the transducer group of three-dimensional probe can be solid around one
Determine rotary shaft to swing in the range of certain angle, and the transducer group of two-dimensional probe is fixed.Therefore, three-dimensional probe exists
Except having this core functional components of transducer group, in addition to motor, a transmission mechanism in structure, and one by entrant sound cover
With the confined space to freely swing for transducer group of pedestal composition.In the confined space, especially transducer group and entrant sound
Gap between cover, it is necessary to full of coupling liquid, as the medium for being advantageous to ultrasonic wave and being conducted between transducer group and human body.
It is well known that for relative solid, the coefficient of cubical expansion of liquid is typically bigger, in a sealing space,
When temperature raises, liquid internal pressure will cause seal failure with increase when increasing to a certain extent.
Three-dimensional probe the link such as uses can constantly undergo the change of environment temperature from manufacture, transport, storage, while three-dimensional
Probe is internal two pyrotoxins：Transducer group and motor.When environment temperature rise, or transducer group and motor work
When making, coupling liquid volume will expand, now coupling liquid malleation, it would be possible to cause coupling liquid to leak.
When the environment temperature decreases, coupling liquid volume can shrink, and environment atmospheric pressure is more than the internal pressure of confined space,
Coupling liquid negative pressure, extraneous gas will likely enter confined space, and cause coupling liquid to mix bubble.And bubble is the strong anti-of ultrasonic wave
Material is penetrated, ultrasonic imaging quality can be seriously reduced, cause probe not use.
Therefore, to avoid coupling liquid Volume Changes from causing tip damage, it is when business to set coupling liquid harmomegathus compensation mechanism
It is anxious.
The content of the invention
The technical problem to be solved in the present invention is：Existing three-dimensional probe is overcome to be made up of entrant sound cover and pedestal closed
Cause internal pressure excessive after coupling liquid temperature change in space or too small, cause coupling liquid to leak or be mixed into bubble and reduce and surpass
The defects of acoustic imaging quality, a kind of 3-D supersonic imaging probe is proposed, no matter how coupling liquid temperature changes, and coupling liquid harmomegathus is mended
The automatic adjusument of coupling liquid internal pressure can be realized by repaying mechanism, avoid drawbacks described above.
In order to solve the above-mentioned technical problem, the present invention proposes following technical scheme：A kind of 3-D supersonic imaging probe, including
Pedestal, entrant sound cover, coupling liquid harmomegathus compensation mechanism；
A pedestal fluid port is offered at the top of pedestal；
Entrant sound cover is arranged on the bottom of pedestal；
Pedestal and entrant sound cover surround to form a coupling liquid sealing space, and coupling liquid sealing space is closed；
Coupling liquid harmomegathus compensation mechanism includes sleeve, conduit, piston；
Sleeve is fixed on the top of pedestal, and a sleeve fluid port is offered at the top of sleeve；
The both ends of conduit connect pedestal fluid port and sleeve fluid port respectively；
Piston is slidably mounted in the inside of sleeve, and its sleeve interior space is separated into two parts up and down, wherein top
Part be harmomegathus compensation space, harmomegathus compensation space connects with sleeve fluid port；
Coupling liquid sealing space, harmomegathus compensation space and conduit form the integral sealing space of a favorable sealing property.
The further restriction of above-mentioned technical proposal is that coupling liquid harmomegathus compensation mechanism also includes elastomeric element, piston handle
Part in two parts up and down that sleeve interior space is separated on the lower is installed for installing the elastomeric element of elastomeric element
Space, elastomeric element are arranged between the bottom surface of piston and the bottom wall upper surface of sleeve.
The further restriction of above-mentioned technical proposal is that elastomeric element is spring.
The further restriction of above-mentioned technical proposal is, in two parts up and down that piston is separated into sleeve interior space
Part on the lower and the air communication of cartridge exterior, piston movement is promoted by the pressure differential between the top and bottom of piston.
The further restriction of above-mentioned technical proposal is that coupling liquid harmomegathus compensation mechanism also includes piston seal, piston
Seal is arranged on piston.
In order to solve the above-mentioned technical problem, the present invention proposes following technical scheme：The of a kind of 3-D supersonic imaging probe
Two embodiments, including pedestal, entrant sound cover, coupling liquid harmomegathus compensation mechanism；
A pedestal opening is offered at the top of pedestal；
Entrant sound cover is arranged on the bottom of pedestal；
Pedestal and entrant sound cover surround to form a coupling liquid sealing space, and the coupling liquid sealing space is closed；
Coupling liquid harmomegathus compensation mechanism includes sleeve, piston；
Sleeve extends to project with being integrally formed upward from the edge of the pedestal opening of pedestal to be formed, and the bottom of sleeve and pedestal are
Connection；
Piston is slidably mounted in the inside of sleeve, and its sleeve interior space is separated into two parts up and down, wherein on the lower
Part be harmomegathus compensation space；
Harmomegathus compensation space connects with coupling liquid sealing space；
Coupling liquid sealing space, harmomegathus compensation space form the integral sealing space of a favorable sealing property.
The further restriction of above-mentioned technical proposal is that coupling liquid harmomegathus compensation mechanism also includes elastomeric element, the elasticity
Part is arranged between the top surface of piston and the roof lower surface of sleeve.
The further restriction of above-mentioned technical proposal is that elastomeric element is spring.
The further restriction of above-mentioned technical proposal is, in two parts up and down that piston is separated into sleeve interior space
Top part and the air communication of cartridge exterior, piston movement is promoted by the pressure differential between the top and bottom of piston.
The further restriction of above-mentioned technical proposal is that coupling liquid harmomegathus compensation mechanism also includes piston seal, piston
Seal is arranged on piston.
Compared with prior art, the invention has the advantages that：The sleeve of coupling liquid harmomegathus compensation mechanism, piston and
Conduit（Or sleeve and piston）A harmomegathus compensation space connected with coupling liquid sealing space is cooperatively formed, elastomeric element is applied
Add to one elastic force of piston or be applied to piston thrust by atmospheric pressure, coupling liquid sealing space internal pressure is kept steady
Fixed, in storage condition condition or the prescribed limit of working environment, no matter how coupling liquid temperature changes, coupling liquid harmomegathus
Compensation mechanism can realize the automatic adjusument of coupling liquid internal pressure, and so as to solve, internal pressure is too high to cause coupling liquid
Leakage and the too low two big problems for causing bubble to enter interior sealed space of internal pressure.
Brief description of the drawings
Fig. 1 is the stereogram of 3-D supersonic imaging probe first embodiment of the present invention.
Fig. 2 is the sectional view of 3-D supersonic imaging probe first embodiment of the present invention.
Fig. 3 is the sectional view of 3-D supersonic imaging probe second embodiment of the present invention.
Embodiment
Refer to Fig. 1 to Fig. 2, for a kind of first embodiment of present invention 3-D supersonic imaging probe, it include pedestal 11,
Entrant sound cover 13, driven pulley rotating shaft 15, driven pulley 17, motor 19, driving wheel 21, timing belt 23, transmission parts 25, transducer
Part 27, coupling liquid harmomegathus compensation mechanism 29.
Pedestal 11 is semi-surrounding structure, and its top offers a pedestal fluid port 114.
Entrant sound cover 13 is C-shaped semi-surrounding structure.Entrant sound cover 13 is arranged on the bottom of pedestal 11.
Driven pulley rotating shaft 15 is arranged on the top of pedestal 11.
Pedestal 11 and entrant sound cover 13, which surround, forms a coupling liquid sealing space 16, and its volume is V1.The coupling liquid seals
Space 16 is closed, favorable sealing property, and storing coupling liquid therein will not leak out.
Driven pulley 17 is permanently connected driven pulley rotating shaft 15.
Motor 19 is fixedly mounted in the top of pedestal 11.
Driving wheel 21 is fixed on the rotary shaft of motor 19（It is not shown）On.
Timing belt 23 is arranged between driving wheel 21 and driven pulley 17.
Transmission parts 25 are arranged in coupling liquid sealing space 16.Driven pulley rotating shaft 15 is connected with transmission parts 25.
Transducer element 27 is rotatably installed on transmission parts 25, and transducer element 27 is located at coupling liquid sealing space
In 16.
After starting motor 19, the rotary shaft of motor 19 drives driving wheel 21 to rotate, and passes through the work of timing belt 23
With drive driven pulley 17, driven pulley rotating shaft 15 rotate, and driven pulley rotating shaft 15 drives 27 turns of transmission parts 25 and transducer element
It is dynamic.
Coupling liquid harmomegathus compensation mechanism 29 includes sleeve 291, conduit 292, piston 293, piston seal 294, elastic portion
Part 295.
Sleeve 291 is fixed on the top of pedestal 11 and driven pulley 17, and the top of sleeve 291 offers a telescopic flow
Liquid mouth 2912.
The both ends of conduit 292 connect pedestal fluid port 114 and sleeve fluid port 2912 respectively.Conduit 292 and pedestal 11, set
Sealing between cylinder 291 is good, does not have fluid seepage.
Piston 293 is arranged on the inside of sleeve 291, and its inner space of sleeve 291 is separated into two parts up and down, wherein
Top part is harmomegathus compensation space 2914, and part on the lower is to install sky for installing the elastomeric element of elastomeric element 295
Between 2952.
The volume of harmomegathus compensation space 2914 is Vx, and harmomegathus compensation space 2914 connects with sleeve fluid port 2912.
Piston seal 294 is arranged on piston 293, and effect is to improve the fluid tightness of piston 293, prevents harmomegathus from mending
The coupling liquid in space 2914 is repaid to be flowed into elastomeric element installing space 2952.
Due to the good sealing property of piston seal 294, in addition to sleeve fluid port 2912, the harmomegathus of sleeve 291
Compensation space 2914 be it is closed, will not leakage liquid come out.
Coupling liquid in coupling liquid sealing space 16 enters in harmomegathus compensation space 2914 by conduit 292, harmomegathus compensation
Coupling liquid in space 2914 enters in coupling liquid sealing space 16 by conduit 292.
Elastomeric element 295 is arranged between the bottom surface of piston 293 and the bottom wall upper surface of sleeve 291, and elastomeric element 295 is applied
Add to the upward elastic force of piston 293.
Elastomeric element 295 preferably selects spring.
The effect of elastomeric element 295 is the coupling liquid applied pressure in harmomegathus compensation space 2914, and pressure is passed
The coupling liquid in coupling liquid sealing space 16 is led, prevents that the coupling liquid in coupling liquid sealing space 16 is very few and influences ultrasonic wave
Conduction, reduce ultrasonic imaging quality.
Coupling liquid sealing space 16, harmomegathus compensation space 2914 and conduit 292 form the whole of favorable sealing property
Body sealing space, coupling liquid form above-mentioned whole full of coupling liquid sealing space 16, harmomegathus compensation space 2914 and conduit 292
Body sealing space.
Coupling liquid has a limit swelling volume in temperature highest, has a limit liquid shrinkable when temperature is minimum
Product.The volume Vx of harmomegathus compensation space 2914 maximum (Vx-max) is more than above-mentioned limit swelling volume and shunk with the above-mentioned limit
Volume sum, ensure that the sealing structure in above-mentioned integral sealing space does not fail therefrom.
3-D supersonic imaging of the present invention probe is when factory manufactures, according to the production environment temperature of present plant, with reference to examining
Consider the maximum temperature and minimum temperature that its inner couplings liquid may reach after 3-D supersonic imaging probe of the present invention dispatches from the factory, count respectively
Above-mentioned limit swelling volume and above-mentioned limit retraction volume are calculated, and thereby determines that the volume Vx of above-mentioned harmomegathus compensation space 2914
Maximum (Vx-max).
Simultaneously according to the production environment temperature of present plant, an initial position of above-mentioned piston 293 is determined, now piston
The volume of harmomegathus compensation space 2914 corresponding to 293 initial position is factory preset volume V0.Three-D ultrasonic of the present invention
After imaging probe leaves the environment of plant, local environment temperature changes, and the coupling liquid temperature for inside of popping one's head in will be fluctuated and then.
If coupling liquid temperature raises, its volumetric expansion, what the piston 293 of coupling liquid harmomegathus compensation mechanism 29 will be inflated
Fluid pressure pushes down on, and now the volume Vx of the harmomegathus compensation space 2914 of coupling liquid harmomegathus compensation mechanism 29 is from factory preset
Volume V0 starts to increase, therefore the internal pressure of coupling liquid sealing space 16 can be avoided too high.When harmomegathus compensation space 2914
Volume Vx increases to a certain extent, and after the upper and lower surface of piston 293 obtains the balance of pressure, piston 293 stops movement.
If coupling liquid temperature declines, its volume contraction, the elasticity of the piston 293 of harmomegathus compensation mechanism in elastomeric element 295
Start upward sliding in the presence of power, so as to avoid the inside of coupling liquid sealing space 16 from negative pressure occur.Elastomeric element 295 extends
After certain distance, after the upper and lower surface of piston 293 obtains the balance of pressure, piston 293 stops movement.
The invention has the advantages that：Sleeve 291, piston 293 and the conduit 292 of coupling liquid harmomegathus compensation mechanism 29
A harmomegathus compensation space 2914 connected with coupling liquid sealing space 16 is cooperatively formed, elastomeric element 295 is applied to piston 293
One elastic force, the internal pressure of coupling liquid sealing space 16 is set to keep stable, in storage condition condition or working environment
In prescribed limit, no matter how coupling liquid temperature changes, and coupling liquid harmomegathus compensation mechanism 29 can be realized and pressed inside coupling liquid
The automatic adjusument of power, so as to solve, internal pressure is too high to cause coupling liquid leakage and internal pressure is too low causes bubble to enter
Two big problems of interior sealed space.
It is first embodiment above, here is first embodiment（It is not shown）A kind of deformation embodiment, other structures
All identical with first embodiment, difference is：Coupling liquid harmomegathus compensation mechanism does not include elastomeric element, and sleeve is by piston point
It is divided into two parts up and down, still or harmomegathus compensation space, but part on the lower is empty and and set for top part
Air communication outside cylinder, piston movement is promoted by the pressure differential between the top and bottom of piston.The embodiment energy of this deformation
It is enough to realize the function suitable with first embodiment, reach suitable technique effect.
Referring to Fig. 3, for a kind of second embodiment of 3-D supersonic imaging probe of the present invention, it includes pedestal 11 ', entrant sound
Cover 13 ', driven pulley rotating shaft 15 ', driven pulley 17 ', motor 19 ', driving wheel 21 ', timing belt 23 ', transmission parts 25 ', change
Can device part 27 ', coupling liquid harmomegathus compensation mechanism 29 '.
Pedestal 11 ' is semi-surrounding structure, and its top offers a pedestal opening 112 '.
Entrant sound cover 13 ' is C-shaped semi-surrounding structure.Entrant sound cover 13 ' is arranged on the bottom of pedestal 11 '.
Driven pulley rotating shaft 15 ' is arranged on the top of pedestal 11 '.
Pedestal 11 ' and entrant sound cover 13 ', which surround, forms a coupling liquid sealing space 16 ', and its volume is V1 '.The coupling liquid
Sealing space 16 ' is closed, favorable sealing property, and storing coupling liquid therein can only flow out from pedestal opening 112 ', will not
Gone out from other local seepages.
Driven pulley 17 ' is permanently connected driven pulley rotating shaft 15 '.
Motor 19 ' is fixedly mounted in the top of pedestal 11 '.
Driving wheel 21 ' is fixed on the rotary shaft of motor 19 '（It is not shown）On.
Timing belt 23 ' is arranged between driving wheel 21 ' and driven pulley 17 '.
Transmission parts 25 ' are arranged in coupling liquid sealing space 16 '.Driven pulley rotating shaft 15 ' is connected with transmission parts 25 '.
Transducer element 27 ' is rotatably installed on transmission parts 25 ', and transducer element 27 ' is located at coupling liquid sealing
In space 16 '.
After starting motor 19 ', the rotary shaft of motor 19 ' drives driving wheel 21 ' to rotate, and passes through timing belt 23 '
Effect, drive driven pulley 17 ', driven pulley rotating shaft 15 ' to rotate, driven pulley rotating shaft 15 ' drives transmission parts 25 ' and transducer portion
Part 27 ' rotates.
Coupling liquid harmomegathus compensation mechanism 29 ' includes sleeve 291 ', piston 293 ', piston seal 294 '.
Sleeve 291 ' extends to project with being integrally formed upward from the edge of the pedestal opening 112 ' of pedestal 11 ' to be formed, set
The bottom of cylinder 291 ' connects with pedestal 11 '.
Piston 293 ' is slidably mounted in the inside of sleeve 291 ', and its inner space of sleeve 291 ' is separated into upper and lower two
Individual part, wherein part on the lower is harmomegathus compensation space 2914 ', top part is empty and outside with sleeve 291 '
Air communication, piston 293 ' is promoted to move by the pressure differential between the top and bottom of piston 293 '.
Harmomegathus compensation space 2914 ' connects with coupling liquid sealing space 16 ', and coupling liquid can be from harmomegathus compensation space
2914 ' flow in coupling liquid sealing space 16 ', can also flow to harmomegathus compensation space 2914 ' from coupling liquid sealing space 16 '
It is interior.
The volume of harmomegathus compensation space 2914 ' is Vx ',
Piston seal 294 ' is arranged on piston 293 ', and effect is to improve the fluid tightness of piston 293 ', prevents harmomegathus from mending
Repay the coupling liquid in space 2914 ' and flow to above piston 293 ' and go.
Due to the good sealing property of piston seal 294 ', the harmomegathus compensation space 2914 ' of sleeve 291 ' be it is closed,
Will not leakage liquid come out.
The coupling liquid that piston 293 ' is applied pressure in harmomegathus compensation space 2914 ', and pressure conduction is liquid-tight to coupling
The coupling liquid sealed in space 16 ', prevents that the coupling liquid in coupling liquid sealing space 16 ' is very few and influences the conduction of ultrasonic wave, drops
Low ultrasonic imaging quality.
The integral sealing that coupling liquid sealing space 16 ', harmomegathus compensation space 2914 ' form a favorable sealing property is empty
Between, above-mentioned integral sealing space of the coupling liquid full of coupling liquid sealing space 16 ', the composition of harmomegathus compensation space 2914 '.
Coupling liquid has a limit swelling volume in temperature highest, has a limit liquid shrinkable when temperature is minimum
Product.The volume Vx ' of harmomegathus compensation space 2914 ' maximum (Vx '-max) is more than above-mentioned limit swelling volume and the above-mentioned limit
Retraction volume sum, thereby guarantee that the sealing structure in above-mentioned integral sealing space does not fail.
3-D supersonic imaging of the present invention probe is when factory manufactures, according to the production environment temperature of present plant, with reference to examining
Consider the maximum temperature and minimum temperature that its inner couplings liquid may reach after 3-D supersonic imaging probe of the present invention dispatches from the factory, count respectively
Above-mentioned limit swelling volume and above-mentioned limit retraction volume are calculated, and thereby determines that the volume of above-mentioned harmomegathus compensation space 2914 '
Vx ' maximum (Vx '-max).
Simultaneously according to the production environment temperature of present plant, an initial position of above-mentioned piston 293 ' is determined, is now lived
The volume of harmomegathus compensation space 2914 ' corresponding to the initial position of plug 293 ' is factory preset volume V0 '.It is of the invention three-dimensional
After ultrasound imaging probe leaves the environment of plant, local environment temperature changes, and the coupling liquid temperature for inside of popping one's head in will be fluctuated and then.
If coupling liquid temperature raises, its volumetric expansion, the piston 293 ' of coupling liquid harmomegathus compensation mechanism 29 ' will be inflated
Fluid pressure push down on, now the volume Vx ' of the harmomegathus compensation space 2914 ' of coupling liquid harmomegathus compensation mechanism 29 ' is from going out
Factory preset volume V0 ' starts to increase, therefore the internal pressure of coupling liquid sealing space 16 ' can be avoided too high.When harmomegathus compensates sky
Between 2914 ' volume Vx ' increases to a certain extent, after the upper and lower surface of piston 293 ' obtains the balance of pressure, piston 293 '
Stop movement.
If coupling liquid temperature declines, its volume contraction, the piston 293 ' of harmomegathus compensation mechanism is in atmospheric pressure and self gravitation
Effect slide downward, so as to avoid the inside of coupling liquid sealing space 16 ' from negative pressure occur.Piston 293 ' move certain distance it
Afterwards, after the upper and lower surface of piston 293 ' obtains the balance of pressure, piston 293 ' stops movement.
The invention has the advantages that：The sleeve 291 ' and piston 293 ' of coupling liquid harmomegathus compensation mechanism 29 ' coordinate
The gravity of one harmomegathus compensation space 2914 ' connected with coupling liquid sealing space 16 ' of formation, atmospheric pressure and piston 293 ' is applied
The power of piston 293 ' is added to, the internal pressure of coupling liquid sealing space 16 ' is kept stable, in storage condition condition or building ring
In the prescribed limit of border condition, no matter how coupling liquid temperature changes, and coupling liquid harmomegathus compensation mechanism 29 ' can realize coupling
The automatic adjusument of liquid internal pressure, so as to solve, internal pressure is too high to cause coupling liquid leakage and internal pressure is too low causes
Bubble enters two big problems of interior sealed space.
It is second embodiment above, here is second embodiment（It is not shown）A kind of deformation embodiment, other structures
All identical with second embodiment, difference is：Coupling liquid harmomegathus compensation mechanism still further comprises elastomeric element（Figure is not
Show）, for the elastomeric element between the top surface of piston 293 ' and the roof lower surface of sleeve 291 ', elastomeric element is applied to work
Fill in 293 ' downward elastic forces.
Elastomeric element preferably selects spring.
The effect of elastomeric element is the coupling liquid applied pressure in harmomegathus compensation space 2914 ', and pressure conduction
To the coupling liquid in coupling liquid sealing space 16 ', prevent that the coupling liquid in coupling liquid sealing space 16 ' is very few and influences ultrasonic wave
Conduction, reduce ultrasonic imaging quality.
Above-mentioned variant embodiment can realize the function suitable with second embodiment, reach suitable technique effect.
Claims (10)
1. a kind of 3-D supersonic imaging probe, it is characterised in that it includes pedestal, entrant sound cover, coupling liquid harmomegathus compensation mechanism；
A pedestal fluid port is offered at the top of pedestal；
Entrant sound cover is arranged on the bottom of pedestal；
Pedestal and entrant sound cover surround to form a coupling liquid sealing space, and coupling liquid sealing space is closed；
Coupling liquid harmomegathus compensation mechanism includes sleeve, conduit, piston；
Sleeve is fixed on the top of pedestal, and a sleeve fluid port is offered at the top of sleeve；
The both ends of conduit connect pedestal fluid port and sleeve fluid port respectively；
Piston is slidably mounted in the inside of sleeve, and its sleeve interior space is separated into two parts up and down, wherein top
Part be harmomegathus compensation space, harmomegathus compensation space connects with sleeve fluid port；
Coupling liquid sealing space, harmomegathus compensation space and conduit form the integral sealing space of a favorable sealing property.
2. a kind of 3-D supersonic imaging probe according to claim 1, it is characterised in that coupling liquid harmomegathus compensation mechanism is also
Including elastomeric element, the part in two parts up and down that piston is separated into sleeve interior space on the lower is for installing elasticity
The elastomeric element installing space of part, elastomeric element are arranged between the bottom surface of piston and the bottom wall upper surface of sleeve.
3. a kind of 3-D supersonic imaging probe according to claim 2, it is characterised in that elastomeric element is spring.
4. a kind of 3-D supersonic imaging probe according to claim 1, it is characterised in that piston is sleeve interior space point
The air communication of part and cartridge exterior in two parts up and down being divided on the lower, by the pressure between the top and bottom of piston
Difference promotes piston movement.
5. a kind of 3-D supersonic imaging probe according to claim 1, it is characterised in that coupling liquid harmomegathus compensation mechanism is also
Including piston seal, piston seal is arranged on piston.
6. a kind of 3-D supersonic imaging probe, it is characterised in that it includes pedestal, entrant sound cover, coupling liquid harmomegathus compensation mechanism；
A pedestal opening is offered at the top of pedestal；
Entrant sound cover is arranged on the bottom of pedestal；
Pedestal and entrant sound cover surround to form a coupling liquid sealing space, and the coupling liquid sealing space is closed；
Coupling liquid harmomegathus compensation mechanism includes sleeve, piston；
Sleeve extends to project with being integrally formed upward from the edge of the pedestal opening of pedestal to be formed, and the bottom of sleeve and pedestal are
Connection；
Piston is slidably mounted in the inside of sleeve, and its sleeve interior space is separated into two parts up and down, wherein on the lower
Part be harmomegathus compensation space；
Harmomegathus compensation space connects with coupling liquid sealing space；
Coupling liquid sealing space, harmomegathus compensation space form the integral sealing space of a favorable sealing property.
7. a kind of 3-D supersonic imaging probe according to claim 1, it is characterised in that coupling liquid harmomegathus compensation mechanism is also
Including elastomeric element, the elastomeric element is arranged between the top surface of piston and the roof lower surface of sleeve.
8. a kind of 3-D supersonic imaging probe according to claim 7, it is characterised in that elastomeric element is spring.
9. a kind of 3-D supersonic imaging probe according to claim 1, it is characterised in that piston is sleeve interior space point
The air communication of top part and cartridge exterior in two parts up and down being divided into, by the pressure between the top and bottom of piston
Difference promotes piston movement.
A kind of 10. 3-D supersonic imaging probe according to claim 1, it is characterised in that coupling liquid harmomegathus compensation mechanism
Also include piston seal, piston seal is arranged on piston.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710830373.5A CN107485411A (en) | 2017-09-15 | 2017-09-15 | A kind of 3-D supersonic imaging probe |
| PCT/CN2017/103299 WO2019051881A1 (en) | 2017-09-15 | 2017-09-26 | Three-dimensional ultrasonic imaging probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710830373.5A CN107485411A (en) | 2017-09-15 | 2017-09-15 | A kind of 3-D supersonic imaging probe |
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| Publication Number | Publication Date |
|---|---|
| CN107485411A true CN107485411A (en) | 2017-12-19 |
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ID=60652711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710830373.5A Pending CN107485411A (en) | 2017-09-15 | 2017-09-15 | A kind of 3-D supersonic imaging probe |
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|---|---|
| CN (1) | CN107485411A (en) |
| WO (1) | WO2019051881A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108852412A (en) * | 2018-07-30 | 2018-11-23 | 深圳嘉瑞电子科技有限公司 | A kind of volume probe weakening imaging interference |
| CN108903972A (en) * | 2018-06-20 | 2018-11-30 | 东莞市联洲知识产权运营管理有限公司 | A kind of unilateral supplementary device of medical ultrasonic probe |
| CN109276273A (en) * | 2018-11-26 | 2019-01-29 | 深圳开立生物医疗科技股份有限公司 | A kind of sealing device and its pressure relief device for ultrasonic sound head |
| CN111528908A (en) * | 2020-05-09 | 2020-08-14 | 上海爱声生物医疗科技有限公司 | B-ultrasonic equipment and probe thereof |
| CN112654293A (en) * | 2018-09-07 | 2021-04-13 | 深圳迈瑞生物医疗电子股份有限公司 | Ultrasonic probe with coupling liquid compensation function |
| CN113598816A (en) * | 2021-08-03 | 2021-11-05 | 卓瑞姆生物技术有限公司 | Ultrasonic imaging probe and application method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4237901A (en) * | 1978-08-30 | 1980-12-09 | Picker Corporation | Low and constant pressure transducer probe for ultrasonic diagnostic system |
| US20050261586A1 (en) * | 2004-05-18 | 2005-11-24 | Makin Inder R S | Medical system having an ultrasound source and an acoustic coupling medium |
| US20060191345A1 (en) * | 2003-03-31 | 2006-08-31 | Matsushita Electric Industrial Co., Ltd. | Ultrasonic probe |
| CN102551792A (en) * | 2010-12-27 | 2012-07-11 | 深圳迈瑞生物医疗电子股份有限公司 | Three-dimensional mechanical probe |
| CN103307273A (en) * | 2012-03-06 | 2013-09-18 | 通用汽车环球科技运作有限责任公司 | Hydraulic control for a vehicle powertrain |
| CN103356240A (en) * | 2013-06-28 | 2013-10-23 | 深圳嘉瑞电子科技有限公司 | Ultrasound probe |
| CN208551848U (en) * | 2017-09-15 | 2019-03-01 | 深圳嘉瑞电子科技有限公司 | A kind of 3-D supersonic imaging probe |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100518663C (en) * | 2004-04-02 | 2009-07-29 | 皇家飞利浦电子股份有限公司 | Ultrasonic probe volume compensation system |
| CN102631221B (en) * | 2012-04-25 | 2014-06-25 | 绵阳美科电子设备有限责任公司 | Ultrasonic probe provided with pressure regulating device |
-
2017
- 2017-09-15 CN CN201710830373.5A patent/CN107485411A/en active Pending
- 2017-09-26 WO PCT/CN2017/103299 patent/WO2019051881A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4237901A (en) * | 1978-08-30 | 1980-12-09 | Picker Corporation | Low and constant pressure transducer probe for ultrasonic diagnostic system |
| US20060191345A1 (en) * | 2003-03-31 | 2006-08-31 | Matsushita Electric Industrial Co., Ltd. | Ultrasonic probe |
| US20050261586A1 (en) * | 2004-05-18 | 2005-11-24 | Makin Inder R S | Medical system having an ultrasound source and an acoustic coupling medium |
| CN102551792A (en) * | 2010-12-27 | 2012-07-11 | 深圳迈瑞生物医疗电子股份有限公司 | Three-dimensional mechanical probe |
| CN103307273A (en) * | 2012-03-06 | 2013-09-18 | 通用汽车环球科技运作有限责任公司 | Hydraulic control for a vehicle powertrain |
| CN103356240A (en) * | 2013-06-28 | 2013-10-23 | 深圳嘉瑞电子科技有限公司 | Ultrasound probe |
| CN208551848U (en) * | 2017-09-15 | 2019-03-01 | 深圳嘉瑞电子科技有限公司 | A kind of 3-D supersonic imaging probe |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108903972A (en) * | 2018-06-20 | 2018-11-30 | 东莞市联洲知识产权运营管理有限公司 | A kind of unilateral supplementary device of medical ultrasonic probe |
| CN108852412A (en) * | 2018-07-30 | 2018-11-23 | 深圳嘉瑞电子科技有限公司 | A kind of volume probe weakening imaging interference |
| CN112654293A (en) * | 2018-09-07 | 2021-04-13 | 深圳迈瑞生物医疗电子股份有限公司 | Ultrasonic probe with coupling liquid compensation function |
| CN109276273A (en) * | 2018-11-26 | 2019-01-29 | 深圳开立生物医疗科技股份有限公司 | A kind of sealing device and its pressure relief device for ultrasonic sound head |
| CN111528908A (en) * | 2020-05-09 | 2020-08-14 | 上海爱声生物医疗科技有限公司 | B-ultrasonic equipment and probe thereof |
| CN113598816A (en) * | 2021-08-03 | 2021-11-05 | 卓瑞姆生物技术有限公司 | Ultrasonic imaging probe and application method thereof |
| CN113598816B (en) * | 2021-08-03 | 2023-09-12 | 卓瑞姆生物技术有限公司 | Ultrasonic imaging probe and use method thereof |
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|---|---|
| WO2019051881A1 (en) | 2019-03-21 |
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Application publication date: 20171219 |