CN205251575U - Blood vessel ultrasonic diagnostic equipment with rotatory coupled structure - Google Patents
Blood vessel ultrasonic diagnostic equipment with rotatory coupled structure Download PDFInfo
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- CN205251575U CN205251575U CN201520845939.8U CN201520845939U CN205251575U CN 205251575 U CN205251575 U CN 205251575U CN 201520845939 U CN201520845939 U CN 201520845939U CN 205251575 U CN205251575 U CN 205251575U
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- coupled structure
- diagnostic equipment
- rotation
- intravascular ultrasound
- ultrasound diagnostic
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Abstract
The utility model discloses a blood vessel ultrasonic diagnostic equipment with rotatory coupled structure, it includes, ultrasound catheter, drive withdrawing device and ultrasonic imaging system, wherein: the one end of drive withdrawing device links to each other with ultrasound catheter, and the other end links to each other with the ultrasonic imaging system, drive withdrawing device includes: rotatory coupled structure, CD -ROM drive motor and supersound excitation receiving arrangement, the one end of rotatory coupled structure links to each other with ultrasound catheter, and the other end of rotatory coupled structure links to each other with supersound excitation receiving arrangement, supersound excitation receiving arrangement links to each other with the ultrasonic imaging system, the CD -ROM drive motor links to each other with rotatory coupling device, and the CD -ROM drive motor still links to each other with ultrasound catheter. The utility model discloses a blood vessel ultrasonic diagnostic equipment with rotatory coupled structure will rotate the coupled structure and install in drive withdrawing device, reduce use cost, provide probably for the performance that improves rotatory coupled structure simultaneously.
Description
Technical field
The utility model relates to vascular diagnostic instrument, particularly in a kind of blood vessel with rotation coupled structureDiasonograph.
Background technology
Intravascular ultrasound (IntravascularUltrasound, IVUS) is Non-Invasive ultrasonic technique and micro-A kind of new diagnostic method that the microcatheter technology of wound property combines. Intravascular ultrasound is to utilize microcatheter technology to incite somebody to actionOne high frequency miniature ultrasonic transducer imports Endovascular and surveys, and obtains each layer of axial imaging of vascular wall,With assist clinicians, vessel inner lesion is diagnosed.
Intravascular ultrasound imaging system comprises three critical pieces, as shown in Figure 1, ultrasonic probe is housedIntravascular ultrasound catheter 1, withdraw/drive unit 2 and ultrasonic image-forming system 3. Commercial IVUS bloodThe design of intraductal ultrasonography conduit mainly contains two classes: machinery rotating type and array. Machinery rotating type conduit is logicalCross driving rotating shaft rotation pliable and tough in conduit, drive single array element ultrasonic transducer of distal end of catheter to carry out 360Degree rotation, to obtain two-dimentional cross-sectional image. In the intravascular ultrasound catheter system of machinery rotating type,Between sensor and catheter sheath, need to be full of physiological saline, to obtain best acoustics coupling. Array isBe the ring-like catheter tip that is arranged in by multiple array element (mostly being so far 64 most), pass through electronic switchSuccessively continuous pump, and obtain blood vessel cross-sectional image. Its advantage is the parts that there is no rotation, seal wireBy central chamber, when use, do not need injecting fluid.
For machinery rotating type ultrasound catheter, product is in the market by coupled structure and disposableConduit is connected, and after once using, abandons, and causes very large waste aspect cost.
Utility model content
The utility model, for above-mentioned problems of the prior art, proposes one and has rotation coupling knotThe intravascular ultrasound diagnostic equipment of structure, is arranged on rotation coupling device to drive/withdraw in device, can repeatUse, saved cost, and can ensure the reliable with consistent of properties of product.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solution:
The utility model provides a kind of intravascular ultrasound diagnostic equipment with rotation coupled structure, and it comprises:Ultrasound catheter, driving/withdraw device and ultrasonic image-forming system, wherein:
One end of described driving/withdraw device is connected with described ultrasound catheter, the other end and described ultrasonic imagingSystem is connected;
Described driving/withdraw device to comprise: rotation coupled structure, CD-ROM drive motor and ultrasonic action/reception dressPut; One end of described rotation coupled structure is connected with described ultrasound catheter, described rotation coupled structure anotherOne end is connected with described ultrasonic action/receiving system; Described ultrasonic action/receiving system and described ultrasonic imagingSystem is connected; Described CD-ROM drive motor is connected with described rotation coupled structure, and described CD-ROM drive motor is also with describedUltrasound catheter is connected.
Preferably, described rotation coupled structure is rotary transformer coupled structure.
Preferably, described transformer coupled configuration comprises two magnetic cores, and one of them is fixed magnetic core, anotherOne for rotating magnetic core;
Described fixed magnetic core is connected with described ultrasonic action/receiving system, described rotation magnetic core and described ultrasonicThe transducer of conduit is connected.
Preferably, two described magnetic cores are arranged in aspectant mode.
Preferably, the coiling of described magnetic core is arranged on pcb board or the upper cable of flexible PCB (FPC)The regularity of coiling and the degree of registration of relative coil very large on the conduction impact of the signal of telecommunication; Use PCBPlate or flexible circuit (FPC) plate replaces coiling, has avoided the difficulty of coiling.
Preferably, on the opposite face of two described magnetic cores, be provided with groove, the coiling of described magnetic core is arranged onIn described groove; Coiling is arranged in groove, can ensures the flatness of magnetic core coupling surface, improve peaceDress precision, ensures that signal stabilization transmits reliably.
Preferably, described rotation coupled structure is rotation capacitive coupling structure.
Preferably, described capacitive coupling structure comprises: two capacitors, described capacitor comprises rotating partDivide and standing part;
Described standing part is connected with described ultrasonic image-forming system, described rotating part and described ultrasound catheterTransducer be connected.
Preferably, two described capacitors are arranged in coaxial mode or arrange in the mode of concentric roller bearing.
Preferably, described rotation coupled structure is conducting slip ring coupled structure.
Compared to prior art, the utlity model has following advantage:
(1) what the utility model provided has the intravascular ultrasound diagnostic equipment that rotates coupled structure, will be coupledStructure is put into and is driven/withdraw device, does not abandon with disposable conduit, can reuse, and greatly reducesUse cost;
(2) drive/withdraw the space of device compared with large in conduit, can be optimized coupled structure, improveThe performance of diagnostic equipment;
(3) use pcb board or flexible PCB (FPC) to replace coiling, avoided the difficulty of coiling,Improve the regularity of coiling and the degree of registration of relative coil, improved the conductive performance of the signal of telecommunication.
Certainly, implement arbitrary product of the present utility model and might not need to reach above-described institute simultaneouslyThere is advantage.
Brief description of the drawings
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
Fig. 1 is the structural representation of the intravascular ultrasound diagnostic equipment with rotation coupled structure of the present utility modelFigure;
Fig. 2 is the schematic diagram of the rotary transformer coupled structure of embodiment 1 of the present utility model;
Fig. 3 is the schematic diagram of the rotation capacitive coupling structure of embodiment 2 of the present utility model.
Label declaration: 1-ultrasound catheter, 2-drives/withdraws device, 3-ultrasonic image-forming system;
21-rotates coupled structure, 22-CD-ROM drive motor, 23-ultrasonic action/receiving system;
211-fixed magnetic core, 212-rotates magnetic core, 213-groove, 214-coil,
The holding wire of 11-transducer, the ground wire of 12-transducer, the holding wire of 31-ultrasonic image-forming system, 32-The ground wire of ultrasonic image-forming system.
Detailed description of the invention
Below embodiment of the present utility model is elaborated, the present embodiment is with the utility model technologyScheme is to implement under prerequisite, has provided detailed embodiment and concrete operating process, but this realityBe not limited to following embodiment with novel protection domain.
The intravascular ultrasound diagnostic equipment with rotation coupled structure of the present utility model comprises: ultrasound catheter 1,Drive/withdraw device 2 and ultrasonic image-forming system 3, wherein: drive/withdraw device 2 to comprise: rotation couplingClose structure 21, CD-ROM drive motor 22 and ultrasonic action/receiving system 23, its structural representation is as Fig. 1 instituteShow. One end of rotation coupled structure 21 is connected with ultrasound catheter 1, the other end of rotation coupled structure 22Be connected with ultrasonic action/receiving system 23; Ultrasonic action/receiving system 23 is connected with ultrasonic image-forming system 3;CD-ROM drive motor 22 with rotation coupled structure 21 be connected, CD-ROM drive motor 22 also with ultrasound catheter 1 in transducingDevice is connected. Wherein: the implementation of rotation coupled structure 22 can have a variety of, below in conjunction with concrete realityExecuting example is described in greater detail.
Embodiment 1:
The rotation coupled structure of the present embodiment is rotary transformer coupled structure, and its structural representation is as Fig. 2Shown in, it comprises: two magnetic cores, one is that 211, one of fixed magnetic cores are to rotate magnetic core 212, fixingMagnetic core 211 is connected with ground wire 32 with the holding wire 31 of ultrasonic image-forming system, rotates magnetic core 212 and transducingThe holding wire 11 of device is connected with ground wire 12, and two core plan arranged on opposite sides are provided with on relative faceGroove 213, holding wire 11 and 31 winds the line in groove 213 through the back side of magnetic core 211 and 212 respectivelyIn circle 214, figure, show four circles of having had mercy on, be not restricted herein, can be according to different performance requirements around differenceThe number of turns. In the time of work, CD-ROM drive motor 22 drives rotation magnetic core 212 to rotate, and drives ultrasound catheter simultaneouslyTransducer in 1 synchronously rotates, and the pumping signal of transmitting and echo-signal are by the rotary transformer knot that is coupledStructure, transmission between the holding wire 11 of transducer and the holding wire 31 of ultrasonic image-forming system.
In preferred embodiment, in the time making, the coiling quality of coil 214 is most important to the transmission of signal,While coiling by hand as coil, be difficult to ensure the quality of products and uniformity, propose to use pcb board herein, specialBe flexible PCB plate, as long as pcb board is arranged in groove 213, technique is simple, not only improvesCoiling quality, and can ensure the flatness of two magnetic core coupling surfaces further to have improved installation accuracy,Ensure the transmission that signal can be reliable and stable.
Embodiment 2:
The rotation coupled structure of the present embodiment is rotation capacitive coupling structure, and its structural representation is as Fig. 3 instituteShow, it comprises: two capacitors, are respectively the first capacitor 215 and 216, two electricity of the second capacitorThe left part of container is rotating part, and right side is divided into standing part, the left side of the first capacitor 215Part is connected with the holding wire 11 of transducer, second left part of capacitor 216 and the ground wire of transducer12 are connected, and the right side part of the first capacitor 215 is connected with the holding wire of ultrasonic image-forming system, the second electricityThe right side part of container 216 is connected with the ground wire 32 of ultrasonic image-forming system, and two capacitors are arranged in co-axial alignment.In the time of work, CD-ROM drive motor 22 drives the left part rotation of two capacitors, drives ultrasound catheter simultaneouslyTransducer in 1 synchronously rotates, and because the signal that will transmit is high frequency ac signal, itself has capacitorThe characteristic of conducting AC signal, signal will be by capacitor-coupled, and the transducer of realizing rotation is with fixingSignal transmission between ultrasonic image-forming system 3.
In different embodiment, two capacitors in rotary capacitor coupled structure can use different rowsRow mode, as be that concentric roller bearing is arranged, i.e. two two circles that are nested together that capacitor is concentric arrangementPost capacitor, two concentric circles cylinders form Capacitance Coupled, its connected mode and operation principle and embodiment 2In identical, the rotating part of capacitor is connected with the holding wire of transducer or ground wire, capacitor fixingPart is connected with holding wire or the ground wire of ultrasonic image-forming system, CD-ROM drive motor 22 driven rotary partial rotation,Drive transducer to synchronously rotate, the pumping signal of transmitting and echo-signal are by rotary capacitor coupling simultaneouslyClose structure, transmission between the holding wire 11 of transducer and the holding wire 31 of ultrasonic image-forming system.
Rotation coupled structure is except being rotary transformer coupled structure and the electric rotating in above-described embodimentHolding coupler structure, can also be conducting slip ring coupled structure, as electric brush type conducting slip ring.
Disclosed herein is only preferred embodiment of the present utility model, and this description is chosen and specifically described thisA little embodiment, are in order to explain better principle of the present utility model and practical application, are not to this realityWith novel restriction. The modifications and variations that any those skilled in the art do within the scope of description, allShould drop in the scope that the utility model protects.
Claims (11)
1. an intravascular ultrasound diagnostic equipment with rotation coupled structure, is characterized in that, comprising: superAcoustic conducting pipe, driving/withdraw device and ultrasonic image-forming system, wherein:
One end of described driving/withdraw device is connected with described ultrasound catheter, the other end and described ultrasonic imagingSystem is connected;
Described driving/withdraw device to comprise: rotation coupled structure, CD-ROM drive motor and ultrasonic action/reception dressPut; One end of described rotation coupled structure is connected with described ultrasound catheter, described rotation coupled structure anotherOne end is connected with described ultrasonic action/receiving system; Described ultrasonic action/receiving system and described ultrasonic imagingSystem is connected; Described CD-ROM drive motor is connected with described rotation coupled structure, and described CD-ROM drive motor is also with describedUltrasound catheter is connected.
2. intravascular ultrasound diagnostic equipment according to claim 1, is characterized in that, described rotation couplingClosing structure is rotary transformer coupled structure.
3. intravascular ultrasound diagnostic equipment according to claim 2, is characterized in that, described transformerCoupled structure comprises two magnetic cores, and one of them is fixed magnetic core, and another is for rotating magnetic core;
Described fixed magnetic core is connected with described ultrasonic action/receiving system, described rotation magnetic core and described ultrasonicThe transducer of conduit is connected.
4. intravascular ultrasound diagnostic equipment according to claim 3, is characterized in that, two described magneticCore is arranged in aspectant mode.
5. intravascular ultrasound diagnostic equipment according to claim 2, is characterized in that, described magnetic coreCoiling is arranged on flexible PCB.
6. intravascular ultrasound diagnostic equipment according to claim 2, is characterized in that, described magnetic coreCoiling is arranged on pcb board.
7. according to the intravascular ultrasound diagnostic equipment described in claim 3 to 6 any one, it is characterized in that,On the opposite face of two described magnetic cores, be provided with groove, the coiling of described magnetic core is arranged in described groove.
8. intravascular ultrasound diagnostic equipment according to claim 1, is characterized in that, described rotation couplingClose structure for rotation capacitive coupling structure.
9. intravascular ultrasound diagnostic equipment according to claim 7, is characterized in that, described electric capacity couplingClosing structure comprises: two capacitors, and described capacitor comprises rotating part and standing part;
Described standing part is connected with described ultrasonic image-forming system, described rotating part and described ultrasound catheterTransducer be connected.
10. intravascular ultrasound diagnostic equipment according to claim 7, is characterized in that, described in twoCapacitor is arranged in coaxial mode or is arranged in the mode of concentric roller bearing.
11. intravascular ultrasound diagnostic equipments according to claim 1, is characterized in that described rotationCoupled structure is conducting slip ring coupled structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520845939.8U CN205251575U (en) | 2015-10-28 | 2015-10-28 | Blood vessel ultrasonic diagnostic equipment with rotatory coupled structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520845939.8U CN205251575U (en) | 2015-10-28 | 2015-10-28 | Blood vessel ultrasonic diagnostic equipment with rotatory coupled structure |
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| CN205251575U true CN205251575U (en) | 2016-05-25 |
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| CN201520845939.8U Active CN205251575U (en) | 2015-10-28 | 2015-10-28 | Blood vessel ultrasonic diagnostic equipment with rotatory coupled structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109549671A (en) * | 2018-12-31 | 2019-04-02 | 深圳北芯生命科技有限公司 | Intravascular ultrasound system with wireless communication module |
| WO2019210663A1 (en) * | 2018-05-03 | 2019-11-07 | 深圳开立生物医疗科技股份有限公司 | Intravascular ultrasound retracting mechanism |
-
2015
- 2015-10-28 CN CN201520845939.8U patent/CN205251575U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019210663A1 (en) * | 2018-05-03 | 2019-11-07 | 深圳开立生物医疗科技股份有限公司 | Intravascular ultrasound retracting mechanism |
| CN109549671A (en) * | 2018-12-31 | 2019-04-02 | 深圳北芯生命科技有限公司 | Intravascular ultrasound system with wireless communication module |
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| GR01 | Patent grant |