CN207429523U - A kind of multi-emitting cell array distributed power Vltrasonic device with central rotation imaging probe - Google Patents
A kind of multi-emitting cell array distributed power Vltrasonic device with central rotation imaging probe Download PDFInfo
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- CN207429523U CN207429523U CN201720411170.8U CN201720411170U CN207429523U CN 207429523 U CN207429523 U CN 207429523U CN 201720411170 U CN201720411170 U CN 201720411170U CN 207429523 U CN207429523 U CN 207429523U
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Abstract
The utility model discloses a kind of multi-emitting cell array distributed power Vltrasonic devices with central rotation imaging probe, it is characterized by comprising water pockets, supporting structure, energy converter, ultrasound imaging probe and couplant, the water pocket being surrounded by as the full inclusion component of waterproof of the supporting structure, the full couplant of gap filling between the water pocket and supporting structure, the upper surface of the supporting structure is cylinder, cylindricality through hole is distributed on cylinder, cylindricality through hole is oblique, its center axis is directed toward the inside designated position of supporting structure, energy converter is by waterproof glue sealing in the cylindricality through hole, the center of the supporting structure is equipped with circular through hole, and the ultrasound imaging probe is placed in the circular through hole.The utility model support construction embeds the adjustable energy converter in direction, and one side arcuate structure can more preferably be bonded human body, and another aspect direction is adjustable to further imaging probe and human body distance, is conducive to ultrasonic imaging.
Description
Technical field
The utility model is related to a kind of multi-emitting cell array distributed power ultrasound dresses with central rotation imaging probe
It puts, belongs to the field of medical instrument technology.
Background technology
For power ultrasonic in the application of medical field, a kind of common mode is exactly the transmitting focusing work(out of human body extroversion human body
Rate ultrasonic wave, specific region forms larger energy accumulating and changes tissue biological's characteristic in the region in human body, realizes
Treat the purpose of disease.Ultrasonic transducer therein is current common for converting electric energy to acoustic energy and being transmitted in human body
Ultrasonic transducer is all distributed in spherical support construction by therapeutic device substantially, is put in spherical crown bottom centre position equipped with through hole
It is set to as guiding ultrasonic probe.
When spherical crown shape ultrasonic transducer is with human contact, there is certain distance in bottom with human body surface, makes before the treatment
It needs imaging probe stretching out a distance shortening and distance between human body as far as possible during with imaging probe, when being treated, in order not to
Power ultrasonic is blocked, imaging probe will retract, and increased with target area distance, influence Real Time Observation effect.
Utility model content
To overcome above-mentioned the shortcomings of the prior art, the utility model provides a kind of with central rotation imaging probe
Multi-emitting cell array distributed power Vltrasonic device.
The technical solution that the utility model is taken is as follows：
A kind of multi-emitting cell array distributed power Vltrasonic device with central rotation imaging probe, including water pocket,
Supporting structure, energy converter, ultrasound imaging probe and couplant, the supporting structure are surrounded by as the full inclusion of waterproof
The water pocket of component, the full couplant of gap filling between the water pocket and supporting structure, the upper surface of the supporting structure
For curved surface, cylindricality through hole is distributed on curved surface, cylindricality through hole is oblique, and its center axis, which is directed toward on the inside of supporting structure, to be referred to
Positioning is put, and for energy converter by waterproof glue sealing in the cylindricality through hole, the center of the supporting structure is equipped with circle
Through hole, and the ultrasound imaging probe is placed in the circular through hole, the ultrasound imaging probe is located at cylindrical fixation
In part, cylindrical fixture is bonded to each other with the inner wall of circular through hole and is sealed by sealing ring and slidably contacted, in ultrasound
The rear end end of imaging probe is equipped with the mechanical transmission structure that can drive 360 degree of rotations of ultrasound imaging probe.
The energy converter includes matching layer, pillar support, negative electrode, piezoelectric material layer and positive electrode.
The centre frequency of the energy converter is 0.2MHz-5MHz, and relative bandwidth is not less than 50%；The acoustics of the matching layer
Impedance ranges 2MRayl to 15MRayl, the pillar support material are the non-metallic materials such as metal materials or epoxy such as stainless steel, aluminium
Material, the negative electrode and positive electrode use to emit class pressure using tape insulation crust gold, silver or copper conducting wire, the piezoelectric material layer
Electroceramics or using it as the piezo-electricity composite material of the 1-3/2-2 structures of substrate, upper and lower surface is gold-plated, silver-colored, copper or nickel, described
Acoustic impedance range 2MRayl to the 15MRayl of back sheet.
The positive electrode is bonded or welded to the one side of piezoelectric material layer by conductive glue, and negative electrode passes through conductive glue
The opposite side of piezoelectric material layer is bonded or welded to, the top of negative electrode is bonded matching layer by glue, and whole device passes through again
Glue is fixed to inside pillar support.
The supporting structure material is the nonmetallic materials such as metal materials or epoxy such as stainless steel, aluminium, inside draw it is more
For a cylindricality through hole for inlaying the energy converter, the cylindricality arrays of openings mode is random distribution or is uniformly distributed；It is described to change
Energy device can pass through electron channel delays time to control focus depth position and inflection point.
Directrix radius of curvature is 5cm-25cm in the supporting structure curved surface, matches treatment region body surface curved surface, support
Structural member curved surface median generatrix is the broken line that straight line or opposite center are in symmetry shape, when curved surface median generatrix is broken line, the cylindricality
Through hole is distributed in broken line and is formed in folding face.
The ultrasound imaging probe is linear array, convex battle array or phased array, and primitive sum is 64-256, and centre frequency is
3MHz-8MHz can carry out 360 degree of rotations by mechanical transmission structure；In the water pocket load couplant serve as energy converter with
Acoustic propagation transition medium between water pocket, water pocket material are to meet biocompatible materials；The couplant is de aerated water, can
To be circulated by external peristaltic pump.
The mechanical transmission structure includes motor, driving gear and driven gear, the driving gear and driven gear phase
Mutually engagement, driving gear and motor driven axis connection, driven gear are connected with ultrasound imaging probe, and the motor receives control dress
The control put simultaneously drives driven gear again ultrasound imaging probe to be driven to be rotated by driving gear.
The circle fixing piece, inner surface configuration is with ultrasound imaging probe case surface shape complementation to ensure to paste completely
Close, and using silicon rubber bonding ultrasound imaging probe to circle fixing piece inside, outer surface is fitted closely with supporting structure
And it seals；In circular fixing piece outer surface equipped with sealing ring, in the slot that the outer surface which is stuck in circular fixing piece is held successfully
And be pressed into the circular through hole at supporting structure center, excessive cooperation ensures slidably and seals.
The beneficial effects of the utility model are：
The utility model supporting structure surface one direction is concave inward structure, and variable curvature is bent to match different body surfaces
Face.
The utility model supporting structure concave surface structure is bonded human body closer to distance, and imaging probe does not have to contracting during treatment
It returns.
The utility model supporting structure cylindricality through hole tilts, this direction difference geometrical focus position is adjusted without bending
It puts.
Multiple cylindricality through hole direction-agiles are emptied inside the utility model supporting structure, can arbitrarily adjust space geometry coke
Point.
Emptied inside the utility model supporting structure the distribution of multiple cylindricality lead to the hole site can at random can be uniform, be conducive to drop
Low sidelobe.
The utility model handles relevant range using the heat that focus ultrasonic generates, this regional temperature is made to rise to centainly
Numerical value simultaneously continues for some time to reach therapeutic purposes.Recyclable Coupled with Flow agent is wherein loaded to serve as between energy converter and water pocket
Transition medium and take away energy converter generation heat.
The ultrasound imaging probe of the utility model use rotation mode, compared to using translate by the way of, Mechanical course
It is easier.
Description of the drawings
Fig. 1 is the utility model overall structure diagram.
Fig. 2A is imaging probe typical outside view, show convex array probe.
Fig. 2 B are imaging probe working method schematic diagram herein.
Fig. 2 C are the emission array structure diagram inside convex array probe.
Fig. 3 A are supporting structure top view when the regularly arranged Down Highway of cylindricality through hole is one geometrical focus of straight line and synthesis
Figure.
Fig. 3 B be Fig. 3 A cross-sectional view of the structure, wherein Fig. 3 B（a）For A-A faces sectional view, Fig. 3 B（b）For B-B faces sectional view.
Fig. 3 C are cylindricality through hole sectional view under Fig. 3 A structures, show incline structure.
Fig. 3 D are energy converter installation diagram under Fig. 3 A structures.
Fig. 3 E divide energy converter space geometry focus composite diagram for Fig. 3 A structure bottoms.
Fig. 4 A are support construction top view when cylindricality through hole random alignment Down Highway is broken line and synthesis multiple geometrical focus.
Fig. 4 B be Fig. 4 A cross-sectional view of the structure, wherein Fig. 4 B（a）For A-A faces sectional view, Fig. 4 B（b）For B-B faces sectional view.
Fig. 4 C are energy converter installation diagram under Fig. 4 A structures.
Fig. 4 D divide energy converter space geometry focus conjunction figure for Fig. 4 A structure bottoms, and example is two geometrical focus.
Fig. 5 is energy converter internal structure sectional view.
For Fig. 6 to form multifocal treatment figure under circuit control in space, example is two focuses.
In figure：1- water pockets, 2- supporting structures, 3- energy converters, 4- ultrasound imaging probes, 5- couplants, 6- are cylindrical solid
Determine part, 7- sealing rings, 8- driving gears, 9- driven gears, 10- motors, 301- matching layers, 302- pillar supports, 303- negative electricity
Pole, 304- piezoelectric material layers, 305- positive electrodes.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, a kind of multi-emitting cell array distributed power Vltrasonic device with central rotation imaging probe,
Including water pocket, supporting structure, energy converter, ultrasound imaging probe and couplant, the energy converter is existed by waterproof glue sealing
In the circular hole dug inside supporting structure, the water pocket being surrounded by as the full inclusion component of waterproof of the supporting structure,
The full couplant of gap filling between the water pocket and supporting structure, states the upper surface of supporting structure as curved surface, on curved surface
Cylindricality through hole is distributed with, for energy converter by waterproof glue sealing in the cylindricality through hole, supporting structure center is equipped with circle
Shape through hole, is placed with the ultrasound imaging probe in the circular through hole, and the ultrasound imaging probe is located at fixed in cylinder
In part, cylindrical fixture is bonded to each other with the inner wall of circular through hole and slidably contacts, at the rear end end of ultrasound imaging probe
Portion is equipped with the mechanical transmission structure that can drive 360 degree of rotations of ultrasound imaging probe.Wherein mechanical transmission structure includes motor 10, main
Moving gear 8 and driven gear 9, the driving gear 8 are intermeshed with driven gear 9, and driving gear 8 connects with 10 transmission shaft of motor
It connects, driven gear 9 is connected with ultrasound imaging probe, and the motor 10 receives the control of control device and passes through 8 band of driving gear
Dynamic driven gear 9 drives ultrasound imaging probe 4 to be rotated again.
As the preferred of the present embodiment, the ultrasound imaging probe 4 is linear array, convex battle array or phased array, and primitive sum is 64-
256, centre frequency 3MHz-8MHz, 360 degree of rotations can be carried out by mechanical transmission structure；Coupling is loaded in the water pocket 1
Mixture 5 serves as the acoustic propagation transition medium between energy converter 3 and water pocket 1, and 1 material of water pocket is to meet biocompatible materials；Institute
Couplant 5 is stated as de aerated water, can be circulated by external peristaltic pump.
As the preferred of the present embodiment, the circle fixing piece 6, inner surface configuration and 4 shell table of ultrasound imaging probe
Face shape complementation is arrived using silicon rubber bonding ultrasound imaging probe 4 inside circular fixing piece 6 with ensuring to be bonded completely, outside
Surface fits closely and seals with supporting structure 2；Sealing ring 7 is equipped in circular 6 outer surface of fixing piece, which is stuck in
It in the slot that the outer surface of circular fixing piece 6 is held successfully and is pressed into the circular through hole at 2 center of supporting structure, excessive cooperation ensures can
Slidingly and sealingly.
As shown in Fig. 2A to Fig. 2 C, a kind of convex battle array imaging probe of example understands that convex battle array imaging probe detects by emission array
Region is probe distal end conical region, rotates imaging probe by Mechanical course, gathers multiple two dimensional slices along rotation axis, makes
With backstage 3D Reconstruction of The Function, cone-shaped search coverage is synthesized.
As shown in figs 3 a and 3b, a kind of surface of example is cylindricality, is distributed multiple arrangements thereon uniformly, central axis all passes through
The cylindricality through hole of same point understands that example is standard cylindrical structure by cross section.
As shown in Figure 3 C, section shows the central axes of each cylindricality through hole by same point, show wherein a line
Section, other rows are similar.
As shown in Figure 3D, cylindricality energy converter is sticked into the circular hole that supporting structure is held successfully, show standard cylindrical, female
Line is straight line, and cylindricality energy converter only has a little being contacted with supporting structure on pillar support after sticking into, assembling is relatively difficult,
Size is difficult to be held.
As shown in FIGURE 3 E, all energy converter sound rays pass through same point, this point is also geometrical focus.
As shown in figs. 4 a-4b, supporting structure generatrix direction（B-B directions）To be in the broken line of symmetry shape on center, this
Example is step structure in figure.
As shown in Figure 4 C, cylindricality energy converter is sticked into the circular hole that supporting structure is held successfully, and shown circular hole is just opened in step
On face, energy converter is just blocked with step surface, and compared to mode shown in Fig. 3 C, this extension program is easier to assemble, and size is more preferable
It controls.
As shown in Figure 4 D, multiple geometrical focus can be synthesized under cylindricality through hole random alignment and axis direction are adjustable, in figure
The situation of two geometrical focus is exemplified as, other multiple geometrical focus methods are analogized.
As the preferred of the present embodiment, 2 material of supporting structure is non-for metal materials or epoxy etc. such as stainless steel, aluminium
Metal material, inside draw multiple cylindricality through holes for inlaying the energy converter 3, the cylindricality arrays of openings mode is random point
Cloth is uniformly distributed；The energy converter 3 can pass through electron channel delays time to control focus depth position and inflection point.
As the preferred of the present embodiment, directrix radius of curvature is 5cm-25cm in 2 curved surface of supporting structure, and matching is controlled
Region body surface curved surface is treated, 2 curved surface median generatrix of supporting structure is in symmetry shape broken line for straight line or opposite center, when curved surface median generatrix
For broken line when, the cylindricality through hole is distributed in folding face.
As shown in figure 5, the energy converter 3 includes matching layer 301, pillar support 302, negative electrode 303, piezoelectric material layer
304 and positive electrode 305.
As the preferred of the present embodiment, the centre frequency of the energy converter 3 is 0.2MHz-5MHz, and relative bandwidth is not less than
50%；Acoustic impedance range 2MRayl to the 15MRayl of the matching layer 301,302 material of pillar support is stainless steel, aluminium
The nonmetallic materials such as metal materials or epoxy are waited, the negative electrode 303 and positive electrode 305 use tape insulation crust gold, silver or copper
Conducting wire, the piezoelectric material layer 304 use the Piezoelectric anisotropy material for emitting class piezoelectric ceramics or the 1-3/2-2 structures for its substrate
Material, upper and lower surface is gold-plated, silver-colored, copper or nickel, acoustic impedance range 2MRayl to the 15MRayl of the back sheet 306.
As the preferred of the present embodiment, the positive electrode 305 is bonded or welded to piezoelectric material layer 304 by conductive glue
One side, negative electrode 303 is bonded or welded to the opposite side of piezoelectric material layer 304, the top of negative electrode 303 by conductive glue
Matching layer 301 is bonded by glue, whole device is fixed to by glue inside pillar support 302 again.
In the utility model, the method that makes the focused transducer, production method is：
（1）Piezoelectric material layer upper and lower surface is electroplated or vacuum sputtering conductive layer.
（2）Matching layer is made, makes two by being refined after mold pre-production cylindrical type material by lathe to upper and lower surface
Face is parallel.
（3）Gluing welds positive electrode and negative electrode to the upper and lower surface of piezoelectric material layer.
（4）Glued matching layer is to negative electrode one side.
（5）Said modules are fixed to by glue in cylinder support.
As shown in fig. 6, this multi-emitting cell array distributed power Vltrasonic device with central rotation imaging probe makes
It is with method：First coupling agent for medical use is smeared in water pocket lower surface（General spawn during ultrasound diagnosis）, pass through external machine
Tool structure is pressed onto focal zone top general area, opens imaging probe detection focal zone, manually the external mechanical structure adjustment of control
Probe positions are treated, focal zone is made to start imaging probe spinfunction, acquisition is multiple to cut generally within imaging probe location mid-shaft
Face synthesizes 3D figures by host software, whole to grasp focal zone three-dimensional information, is shown in computer and delimit treatment region on figure
Domain, daemon software automatically generate therapeutic scheme, formulate therapy target position and number, plan that each target spot electronic delay comes automatically
Focus depth position and inflection point are controlled, starts to treat, energy is continued for some time in each target position, while uses calculation
Wen Sheng at method real time monitoring target spot, next target spot is jumped to after reaching threshold value, continues until that all target treatments are completed, whole
In a therapeutic process, couplant takes away the heat that energy converter generates in treatment by external peristaltic pump Xun Huan in water pocket.Completion is controlled
Treatment Preliminary Results are assessed by imaging probe after treatment.
The basic principle, main feature and advantage of the utility model has been shown and described above.The ordinary skill of this field
Personnel are not it should be appreciated that above-described embodiment limits the scope of protection of the utility model, all use equivalent substitutions etc. in any form
The technical solution that mode is obtained, falls in the scope of protection of the utility model.
It is same as the prior art or the prior art can be used realized that the utility model is not directed to part.
Claims (9)
1. a kind of multi-emitting cell array distributed power Vltrasonic device with central rotation imaging probe, it is characterised in that including
Water pocket（1）, supporting structure（2）, energy converter（3）, ultrasound imaging probe（4）And couplant（5）, the supporting structure（2）
The water pocket being surrounded by as the full inclusion component of waterproof（1）, the water pocket（1）With supporting structure（2）Between gap fill out
Full of couplant（5）, the supporting structure（2）Upper surface for curved surface, cylindricality through hole is distributed on curved surface, cylindricality through hole is in
Skewed, its center axis is directed toward supporting structure（2）Inside designated position, energy converter（3）Existed by waterproof glue sealing
In the cylindricality through hole, the supporting structure（2）Center be equipped with circular through hole, and be placed in the circular through hole
The ultrasound imaging probe（4）, the ultrasound imaging probe（4）It is located at cylindrical fixture（6）In, cylindrical fixture（6）
It is bonded to each other with the inner wall of circular through hole and passes through sealing ring（7）It seals and slidably contacts, in ultrasound imaging probe（4）After
End end is equipped with the mechanical transmission structure that can drive 360 degree of rotations of ultrasound imaging probe.
2. a kind of multi-emitting cell array distributed power ultrasound with central rotation imaging probe according to claim 1
Device, it is characterised in that：The energy converter（3）Including matching layer（301）, pillar support（302）, negative electrode（303）, piezoresistive material
The bed of material（304）And positive electrode（305）.
3. a kind of multi-emitting cell array distributed power ultrasound with central rotation imaging probe according to claim 2
Device, it is characterised in that：The energy converter（3）Centre frequency for 0.2MHz-5MHz, relative bandwidth is not less than 50%；Described
With layer（301）Acoustic impedance range 2MRayl to 15MRayl, the pillar support（302）Material is stainless steel or aluminium alloy
Metalloid material or epoxy nonmetallic materials, the negative electrode（303）And positive electrode（305）Using tape insulation crust gold, silver or
Copper conductor, the piezoelectric material layer（304）It uses to emit class piezoelectric ceramics or pressure using it as the 1-3/2-2 structures of substrate
Composite, upper and lower surface is gold-plated, silver-colored, copper or nickel.
4. a kind of multi-emitting cell array distributed power ultrasound with central rotation imaging probe according to claim 2
Device, it is characterised in that：The positive electrode（305）Piezoelectric material layer is bonded or welded to by conductive glue（304）One side,
Negative electrode（303）Piezoelectric material layer is bonded or welded to by conductive glue（304）Opposite side, negative electrode（303）Top
Matching layer is bonded by glue（301）, whole device is again by glue fixed to pillar support（302）It is internal.
5. a kind of multi-emitting cell array distributed power ultrasound with central rotation imaging probe according to claim 1
Device, it is characterised in that：The supporting structure（2）Material is stainless steel or aluminium alloy metalloid material or epoxy non-metallic material
Material, inside draw multiple cylindricality through holes for inlaying the energy converter（3）, the cylindricality arrays of openings mode for random distribution or
It is uniformly distributed；The energy converter（3）Electron channel delays time to control focus depth position and inflection point can be passed through.
6. a kind of multi-emitting cell array distributed power ultrasound with central rotation imaging probe according to claim 1
Device, it is characterised in that：The supporting structure（2）Directrix radius of curvature is 5cm-25cm in curved surface, matches treatment region body
Table curved surface, supporting structure（2）Curved surface median generatrix is the broken line that straight line or opposite center are in symmetry shape, when curved surface median generatrix is folding
During line, the cylindricality through hole is distributed in the folding face of broken line formation.
7. a kind of multi-emitting cell array distributed power ultrasound with central rotation imaging probe according to claim 1
Device, the ultrasound imaging probe（4）For linear array, convex battle array or phased array, primitive sum is 64-256, and centre frequency is
3MHz-8MHz can carry out 360 degree of rotations by mechanical transmission structure；The water pocket（1）Middle loading couplant（5）It serves as and changes
It can device（3）With water pocket（1）Between acoustic propagation transition medium, water pocket（1）Material is to meet biocompatible materials；The coupling
Agent（5）For de aerated water, can be circulated by external peristaltic pump.
8. a kind of multi-emitting cell array distributed power ultrasound with central rotation imaging probe according to claim 1
Device, it is characterised in that：The mechanical transmission structure includes motor（10）, driving gear（8）And driven gear（9）, the master
Moving gear（8）With driven gear（9）Intermeshing, driving gear（8）With motor（10）It is driven axis connection, driven gear（9）With
Ultrasound imaging probe connects, the motor（10）Receive the control of control device and pass through driving gear（8）Drive driven gear
（9）Ultrasound imaging probe is driven again（4）It is rotated.
9. a kind of multi-emitting cell array distributed power ultrasound with central rotation imaging probe according to claim 1
Device, it is characterised in that：The circle fixing piece（6）, inner surface configuration and ultrasound imaging probe（4）Case surface shape is mutual
It mends to ensure to be bonded completely, and ultrasound imaging probe is bonded using silicon rubber（4）To circular fixing piece（6）Inside, outer surface
With supporting structure（2）It fits closely and seals；In circular fixing piece（6）Outer surface is equipped with sealing ring（7）, the sealing ring（7）
It is stuck in circular fixing piece（6）The slot held successfully of outer surface in and be pressed into supporting structure（2）In the circular through hole at center, excessively match somebody with somebody
It closes and ensures slidably and seal.
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| CN201720411170.8U CN207429523U (en) | 2017-04-19 | 2017-04-19 | A kind of multi-emitting cell array distributed power Vltrasonic device with central rotation imaging probe |
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| CN201720411170.8U CN207429523U (en) | 2017-04-19 | 2017-04-19 | A kind of multi-emitting cell array distributed power Vltrasonic device with central rotation imaging probe |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108853760A (en) * | 2018-06-11 | 2018-11-23 | 苏州佳世达电通有限公司 | Ultrasound scanner head |
| CN111413410A (en) * | 2020-03-24 | 2020-07-14 | 何海生 | Wheel type probe detection method in ultrasonic phased array composite material detection |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108853760A (en) * | 2018-06-11 | 2018-11-23 | 苏州佳世达电通有限公司 | Ultrasound scanner head |
| CN111413410A (en) * | 2020-03-24 | 2020-07-14 | 何海生 | Wheel type probe detection method in ultrasonic phased array composite material detection |
| CN111413410B (en) * | 2020-03-24 | 2023-05-16 | 武汉中科创新技术股份有限公司 | Wheel type probe detection method in ultrasonic phased array composite material detection |
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