CN107080555A - A kind of ultrasonic probe and its shell - Google Patents
A kind of ultrasonic probe and its shell Download PDFInfo
- Publication number
- CN107080555A CN107080555A CN201611236242.6A CN201611236242A CN107080555A CN 107080555 A CN107080555 A CN 107080555A CN 201611236242 A CN201611236242 A CN 201611236242A CN 107080555 A CN107080555 A CN 107080555A
- Authority
- CN
- China
- Prior art keywords
- shell
- heat
- ultrasonic probe
- transducer
- thermal conductivity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
-
- 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
- A61B8/4483—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device characterised by features of the ultrasound transducer
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
Abstract
The invention discloses a kind of shell of ultrasonic probe, when ultrasonic probe works, the piezo-electric crystal of transducer produces heat, and heat is delivered to shell by backing or other thermal components, and finally by shell, outwardly air radiates.Sheathing material in the present invention can be homogenous material, it can also be composite, and the thermal conductivity factor of sheathing material is more than 10W/mK, the present invention can realize fully contacting for shell and outside air by the larger surface area of shell, the heat that transducer can be produced rapidly is dispersed into outside air, so as to which the heat for effectively solving conventional piezo-electric crystal is gathered in inside transducer, area of dissipation is small and the problems such as not smooth heat flow, and then probe and the surface temperature in human contact region are significantly reduced, improve the comfort level of human body.Include the ultrasonic probe of above-mentioned shell the invention also discloses a kind of.
Description
Technical field
The present invention relates to ultrasonic equipment for medical diagnosis technical field, more particularly to a kind of ultrasonic probe and its shell.
Background technology
Ultrasonic Diagnosis (ultrasonic diagnosis) is that ultrasonic detecting technology is applied into human body, is understood by measuring
The data and form of physiology or institutional framework, find disease, make a kind of diagnostic method of prompting.Ultrasonic Diagnosis is a kind of nothing
Wound, it is painless, conveniently, intuitively effective detection methods, especially B ultrasound, be widely used, influence very big, with X-ray, CT, magnetic resonance
It is imaged and referred to as four big Medical Imaging Technologies.Ultrasonic probe is the core component of ultrasonic diagnostic equipment, and ultrasonic probe is worked
Cheng Zhonghui produces heat, and FDA/CE/SFDA has clear and definite temperature limiting to provide in the safety codes to ultrasonic device, because
This, the effective radiating for how ensureing ultrasonic probe is research and development and a problem for manufacturing ultrasonic probe.
The heat generating components of ultrasonic probe is piezoelectric ceramics or other piezoelectrics, such as composite piezoelectric material, monocrystalline, piezoelectricity
Ceramics are produced after heat, and heat is transferred mainly to the thermal component (such as metal derby, sheet metal, backing) at the piezoelectric ceramics back side,
Partial heat with human body contact portion by carrying out heat transfer.
Existing ultrasonic probe causes the heat that piezoelectric ceramics is produced to be gathered in transducer due to the defect of structure design
Portion, area of dissipation is small, and heat can not effectively be scattered and disappeared, so that probe and the surface temperature in human contact region are higher, drop
The low comfort level of human body.
Therefore, the radiating efficiency of ultrasonic probe how is effectively improved, is those skilled in the art's skill urgently to be resolved hurrily at present
Art problem.
The content of the invention
In view of this, it is an object of the invention to provide a kind of shell for the ultrasonic probe that can effectively radiate, the present invention
Another purpose be to provide and a kind of include the ultrasonic probe of above-mentioned shell.
To achieve these goals, the invention provides following technical scheme：
A kind of shell of ultrasonic probe, the thermal conductivity factor of the shell is more than 10W/mK.
Preferably, the material of the shell is metal, aluminum oxide, silica, zinc oxide, aluminium nitride, boron nitride, carbonization
The monomer of silicon, graphite or silicon.
Preferably, the material of the shell is metal, aluminum oxide, silica, zinc oxide, aluminium nitride, boron nitride, carbonization
The compound of silicon, graphite or silicon.
Preferably, the material of the shell is with metal, aluminum oxide, silica, zinc oxide, aluminium nitride, boron nitride, carbonization
Silicon, graphite or silicon do the composite of filler.
A kind of ultrasonic probe, including transducer and shell as described above.
Preferably, in above-mentioned ultrasonic probe, heat-conducting block, the heat conduction are provided between the transducer and the shell
The thermal conductivity factor of block is more than the thermal conductivity factor of the shell.
Preferably, in above-mentioned ultrasonic probe, the thermal conductivity factor of the heat-conducting block is more than 150W/mK.
Preferably, in above-mentioned ultrasonic probe, the material of the heat-conducting block is metal.
Preferably, in above-mentioned ultrasonic probe, the transducer is connected with the controller assemblies positioned at the enclosure,
Heat-conducting glue is filled between the controller assemblies and the shell.
Preferably, in above-mentioned ultrasonic probe, the thermal conductivity factor of the heat-conducting glue is more than the thermal conductivity factor of the shell.
The shell for the ultrasonic probe that the present invention is provided, can include the sound head housing section being trapped among around ultrasound probe transducer
Point, and it is used as human hand or the grip portions of other equipment.When ultrasonic probe works, the piezo-electric crystal of transducer produces heat,
Heat is delivered to shell by backing or other thermal components, and finally by shell, outwardly air radiates.Shell in the present invention
Material can be homogenous material or composite, and the thermal conductivity factor of sheathing material is more than 10W/mK, the present invention
Fully contacting for shell and outside air can be realized by the larger surface area of shell, so as to the heat for producing transducer
Rapidly it is dispersed into outside air, so that the heat for effectively solving conventional piezo-electric crystal is gathered in inside transducer, radiating surface
The problems such as product small and not smooth heat flow, and then probe and the surface temperature in human contact region are significantly reduced, improve
The comfort level of human body.
Present invention also offers a kind of ultrasonic probe, the ultrasonic probe includes transducer and shell as described above.Should
The derivation for the beneficial effect that ultrasonic probe is produced is substantially similar with the derivation for the beneficial effect that above-mentioned shell is brought, therefore
Repeat no more herein.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 be the specific embodiment of the invention in ultrasonic probe internal structure schematic diagram.
In Fig. 1：
1- shells, 2- heat-conducting blocks, 3- sound transmitting windows, 4- piezo-electric crystals, 5- transducers, 6- backings, 7- controller assemblies, 8- are led
Hot glue.
Embodiment
The core of the present invention is to provide a kind of shell for the ultrasonic probe that can effectively radiate.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
It refer to Fig. 1, Fig. 1 is the internal structure schematic diagram of the ultrasonic probe in the specific embodiment of the invention.
In a kind of specific embodiment scheme, the invention provides a kind of shell 1 of ultrasonic probe, the heat conduction system of shell 1
Number is more than 10W/mK (watt/meter Kelvin's thermometric scale).
The shell 1 for the ultrasonic probe that the present invention is provided, can include the sound head housing being trapped among around ultrasound probe transducer 5
Part, and it is used as human hand or the grip portions of other equipment.When ultrasonic probe works, the piezo-electric crystal 4 of transducer 5 produces heat
Amount, heat is delivered to shell 1 by backing 6 or other thermal components, and finally by shell 1, outwardly air radiates.In the present invention
Sheathing material can be homogenous material or composite, and the thermal conductivity factor of sheathing material is more than 10W/mK,
The present invention can realize fully contacting for shell 1 and outside air by the larger surface area of shell 1, so as to by transducer 5
The heat of generation is rapidly dispersed into outside air, so that the heat for effectively solving conventional piezo-electric crystal 4 is gathered in transducer 5
Inside, area of dissipation is small and the problems such as not smooth heat flow, and then significantly reduces probe and the table in human contact region
Face temperature, improves the comfort level of human body.
It should be noted that this programme employs material of the thermal conductivity factor more than 10W/mK to make shell 1, in one kind
In preferred embodiment scheme, the material of shell 1 is metal, aluminum oxide, silica, zinc oxide, aluminium nitride, boron nitride, carborundum,
The monomer of graphite or silicon.
In another preferred embodiment scheme, the material of shell 1 is metal, aluminum oxide, silica, zinc oxide, nitrogen
Change the compound of aluminium, boron nitride, carborundum, graphite or silicon.
In another preferred embodiment scheme, the material of shell 1 is with metal, aluminum oxide, silica, zinc oxide, nitrogen
Change the composite that aluminium, boron nitride, carborundum, graphite or silicon do filler.
Certainly, those skilled in the art can also be more than 10W/mK's using other thermal conductivity factors in addition to above-mentioned material
Metal, nonmetallic or composite etc..Those skilled in the art, can be by according to the different size and different capacity of transducer 5
The thermal conductivity factor of shell 1 is designed as the value suitable for quick heat radiating, repeats no more herein.
It should be noted that the unlike material that those skilled in the art can be used according to shell 1, comes outside specific set
The wall thickness of shell 1, it is preferable that the wall thickness of the shell 1 in this programme is designed as being less than 3mm, it is further preferred that the wall thickness of shell 1
It may be designed as being less than 0.6mm.It is arranged such, can further reduces heat-transfer path, so as to further enhances heat transfer efficiency, fully
Play the excellent thermolysis of shell 1.
Present invention also offers a kind of ultrasonic probe, the ultrasonic probe includes shell 1 and transducer 5, and the inside of shell 1 is provided with
Cavity, transducer 5 is located in the cavity of shell 1.The shell 1 is shell 1 as described above.It is beneficial that the ultrasonic probe is produced
The derivation of effect is substantially similar with the derivation for the beneficial effect that above-mentioned shell is brought, therefore repeats no more herein.
It refer to Fig. 1, Fig. 1 is the internal structure schematic diagram of the ultrasonic probe in the specific embodiment of the invention.This programme is carried
The ultrasonic probe of confession specifically includes the parts such as shell 1, transducer 5, backing 6, controller assemblies 7.Piezo-electric crystal 4 is arranged at transducing
Device 5, piezo-electric crystal 4 can produce vibration or sound wave in turn-on current, meanwhile, piezo-electric crystal 4 is by the vibration or sound wave fed back
When can also produce electric current, in this way, piezo-electric crystal 4 just can be for sending and receiving sound wave.The nose of the end of housing 1 be provided with
The relative sound transmitting window 3 of piezo-electric crystal 4, for concentrating transmitting ultrasonic wave.Transducer 5 is particularly located at the nose composition of the front end of housing 1
Installation cavity in.
Preferably, heat-conducting block 2 is provided between transducer 5 and shell 1, the thermal conductivity factor of heat-conducting block 2 is more than leading for shell 1
Hot coefficient.Specifically, transducer 5 is directly contacted with heat-conducting block 2, the nose of shell 1 is directly contacted with the outer surface of heat-conducting block 2.
It is arranged such, by setting the bigger heat-conducting block 2 of thermal conductivity factor between transducer 5 and shell 1, can further improves radiating
Efficiency, and heat-conducting block 2 directly contacts with transducer 5 and shell 1 so that the heat that transducer 5 is produced can be more uniform, even
Spread continuously.
Preferably, the thermal conductivity factor of above-mentioned heat-conducting block 2 is more than 150W/mK, so can further improve radiating efficiency.It is excellent
Selection of land, the material of heat-conducting block 2 is metal, for example copper, aluminium, silver, nickel, iron, gold, tungsten, copper alloy, nickel alloy, aluminium alloy or other
The higher metal or alloy of thermal conductivity factor, is repeated no more herein.
Preferably, heat-conducting block 2 is coated the periphery of transducer 5, and shell 1 is coated the periphery of heat-conducting block 2, such as
This is set, and the space between transducer 5 and shell 1 is just filled full by heat-conducting block 2, and shell 1 is then provided with the outside of heat-conducting block 2 completely
The interior wall construction of cooperation, is arranged such, and the heat that transducer 5 is sent can be made to be conducted from all directions and angle to shell 1, entered
One step improves radiating efficiency.
It should be noted that the main body of shell 1 includes the chamber in the tubular structure extended back from front end nose, shell 1
Body not only accommodates transducer 5, and also has the structures such as controller assemblies 7, the backing 6 being connected with transducer 5, specifically,
Controller assemblies 7 be may be provided in PCB, and controller assemblies 7 can be realized and outer by cable or wireless communication modes
The communication connection of portion's display or analysis system；Backing 6 is used for the heat for supporting transducer 5 and conduction transducer 5.
Controller assemblies 7 can also generate heat in the course of the work, it is preferable that this programme is between controller assemblies 7 and shell 1
Heat-conducting glue 8 is also filled with, as shown in Figure 1.It is arranged such, can further reduces the internal temperature of the ultrasonic probe, so as to
To ensure that there are ultrasonic probe more ultrasonic energies to be directed in tissue, to obtain enhanced imaging performance.
Preferably, the thermal conductivity factor of above-mentioned heat-conducting glue 8 is also configured as the thermal conductivity factor more than shell 1.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of shell of ultrasonic probe, it is characterised in that the thermal conductivity factor of the shell (1) is more than 10W/mK.
2. shell according to claim 1, it is characterised in that the material of the shell (1) is metal, aluminum oxide, oxidation
Silicon, zinc oxide, aluminium nitride, boron nitride, carborundum, the monomer of graphite or silicon.
3. shell according to claim 1, it is characterised in that the material of the shell (1) is metal, aluminum oxide, oxidation
Silicon, zinc oxide, aluminium nitride, boron nitride, carborundum, the compound of graphite or silicon.
4. shell according to claim 1, it is characterised in that the material of the shell (1) is with metal, aluminum oxide, oxygen
SiClx, zinc oxide, aluminium nitride, boron nitride, carborundum, graphite or silicon do the composite of filler.
5. a kind of ultrasonic probe, including transducer (5), it is characterised in that also including as any one of Claims 1-4
Shell.
6. ultrasonic probe according to claim 5, it is characterised in that set between the transducer (5) and the shell (1)
Heat-conducting block (2) is equipped with, the thermal conductivity factor of the heat-conducting block (2) is more than the thermal conductivity factor of the shell (1).
7. ultrasonic probe according to claim 6, it is characterised in that the thermal conductivity factor of the heat-conducting block (2) is more than 150W/
m·K。
8. ultrasonic probe according to claim 6, it is characterised in that the material of the heat-conducting block (2) is metal.
9. ultrasonic probe according to claim 5, it is characterised in that the transducer (5) is connected with positioned at the shell
(1) internal controller assemblies (7), are filled with heat-conducting glue (8) between the controller assemblies (7) and the shell (1).
10. ultrasonic probe according to claim 9, it is characterised in that the thermal conductivity factor of the heat-conducting glue (8) is more than described
The thermal conductivity factor of shell (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611236242.6A CN107080555A (en) | 2016-12-28 | 2016-12-28 | A kind of ultrasonic probe and its shell |
| PCT/CN2017/093160 WO2018120770A1 (en) | 2016-12-28 | 2017-07-17 | Ultrasonic probe and housing thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611236242.6A CN107080555A (en) | 2016-12-28 | 2016-12-28 | A kind of ultrasonic probe and its shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107080555A true CN107080555A (en) | 2017-08-22 |
Family
ID=59615193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611236242.6A Pending CN107080555A (en) | 2016-12-28 | 2016-12-28 | A kind of ultrasonic probe and its shell |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107080555A (en) |
| WO (1) | WO2018120770A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020062271A1 (en) * | 2018-09-30 | 2020-04-02 | 深圳迈瑞生物医疗电子股份有限公司 | Heat-dissipating probe housing, ultrasonic probe, and ultrasonic planar array probe |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11737736B2 (en) | 2021-06-11 | 2023-08-29 | GE Precision Healthcare LLC | Ultrasound imaging probe with improved heat dissipation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101166472A (en) * | 2005-04-25 | 2008-04-23 | 皇家飞利浦电子股份有限公司 | Ultrasound transducer assembly having improved thermal management |
| CN101325241A (en) * | 2007-06-12 | 2008-12-17 | 富士胶片株式会社 | Composite piezoelectric material, ultrasonic probe, ultrasonic endoscope, and ultrasonic diagnostic apparatus |
| CN101396289A (en) * | 2007-09-28 | 2009-04-01 | 富士胶片株式会社 | Ultrasonic endoscope |
| CN103417244A (en) * | 2012-05-11 | 2013-12-04 | 通用电气公司 | Ultrasound probe thermal drain |
| US20150253290A1 (en) * | 2012-11-19 | 2015-09-10 | Konica Minolta, Inc. | Ultrasound probe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5215372B2 (en) * | 2010-12-08 | 2013-06-19 | 富士フイルム株式会社 | Ultrasonic probe |
-
2016
- 2016-12-28 CN CN201611236242.6A patent/CN107080555A/en active Pending
-
2017
- 2017-07-17 WO PCT/CN2017/093160 patent/WO2018120770A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101166472A (en) * | 2005-04-25 | 2008-04-23 | 皇家飞利浦电子股份有限公司 | Ultrasound transducer assembly having improved thermal management |
| CN101325241A (en) * | 2007-06-12 | 2008-12-17 | 富士胶片株式会社 | Composite piezoelectric material, ultrasonic probe, ultrasonic endoscope, and ultrasonic diagnostic apparatus |
| CN101396289A (en) * | 2007-09-28 | 2009-04-01 | 富士胶片株式会社 | Ultrasonic endoscope |
| CN103417244A (en) * | 2012-05-11 | 2013-12-04 | 通用电气公司 | Ultrasound probe thermal drain |
| US20150253290A1 (en) * | 2012-11-19 | 2015-09-10 | Konica Minolta, Inc. | Ultrasound probe |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020062271A1 (en) * | 2018-09-30 | 2020-04-02 | 深圳迈瑞生物医疗电子股份有限公司 | Heat-dissipating probe housing, ultrasonic probe, and ultrasonic planar array probe |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018120770A1 (en) | 2018-07-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170822 |
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| RJ01 | Rejection of invention patent application after publication |