CN208710841U - A kind of single-degree-of-freedom C-arm real-time imaging system - Google Patents
A kind of single-degree-of-freedom C-arm real-time imaging system Download PDFInfo
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- CN208710841U CN208710841U CN201721763450.1U CN201721763450U CN208710841U CN 208710841 U CN208710841 U CN 208710841U CN 201721763450 U CN201721763450 U CN 201721763450U CN 208710841 U CN208710841 U CN 208710841U
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- arm
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Abstract
The utility model discloses a kind of single-degree-of-freedom C-arm real-time imaging systems, comprising: pedestal；The slide track seat being set on the base, and slide track seat is driven by driving device and on pedestal around C-arm axial-movement；C-arm on slide track seat is set, and C-arm is driven by driving device around own axis, and C-arm rotates in same direction with slide track seat, and when slide track seat turns to highest point on pedestal, an open end of C-arm turns to minimum point；Two group image systems in C-arm are set, and the light beam of the x-ray source in two group image systems is orthogonal.When use, C-arm and slide track seat turn in the same direction, when slide track seat turns to the highest point of pedestal, one open end of C-arm turns to minimum point, to realize 360 ° of imagings, and then improves the clarity of imaging, treatment angle is increased simultaneously, the damage for reducing normal tissue also improves the medicament receiving amount of tumor tissues, and then improves therapeutic effect.
Description
Technical field
The utility model relates to technical field of medical equipment, more specifically to a kind of real-time shadow of single-degree-of-freedom C-arm
As system.
Background technique
In recent years, with the development of radiotherapy technology, the requirement for image technology is higher and higher, and C-arm image system is made
Position means are put for the image of radiotherapy, the tracking of knub position is played an important role in Patients During Radiotherapy.In accurate radiotherapy system
In system, ideal image system should be had a characteristic that when patient puts position, can there is clearly that 3-D image compares,
Clearly identification shape of tumor, to realize precisely pendulum position；Over the course for the treatment of, sports type tumour can be carried out fast rapid-result
Picture, tracking target location, carry out motion compensation, realize precise positioning and tracking.As the image system in Patients During Radiotherapy, system
Should be the enough spaces of radiotherapy offer reduces the complication of normal tissue to improve tumour acceptable dose.As three-dimensional imaging system
System, system should improve imaging angle range as far as possible, improve imaging definition, and then improve the precision of pendulum position and tracking.
However, existing image system, although pivoted arm can be realized multifreedom motion, but image system is being imaged
When angular range cannot reach 360 °, radiotherapy incident angle range is reduced, to reduce the agent that tumor tissues are absorbed
Amount, thereby reduces therapeutic effect.
In conclusion how to provide a kind of single-degree-of-freedom C-arm real-time imaging system, to realize 360 ° of imagings, improve at
Image sharpness, while the medicament receiving amount and therapeutic effect of tumor tissues are improved, it is that current those skilled in the art are urgently to be resolved
The problem of.
Utility model content
The purpose of the utility model is to provide a kind of single-degree-of-freedom C-arm real-time imaging systems to be mentioned with realizing 360 ° of imagings
High imaging definition, while improving the medicament receiving amount and therapeutic effect of tumor tissues.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of single-degree-of-freedom C-arm real-time imaging system, comprising:
Pedestal；
Slide track seat on the base is set, and the slide track seat driven by driving device and on the base around
C-arm axial-movement；
C-arm on the slide track seat is set, the C-arm is driven by driving device around own axis, and
The C-arm rotates in same direction with the slide track seat, when the slide track seat turns to highest point on the base, the c-type
One open end of arm turns to minimum point；
Two group image systems in the C-arm are set, and the light beam of the x-ray source in image system described in two groups is just
It hands over.
Preferably, the driving device includes electric machine assembly, synchronous pulley and synchronous belt.
Preferably, the slide track seat and the C-arm are driven by the same driving motor, and driving motor fixation is set
It sets on the slide track seat, the C-arm and described is respectively arranged on the base with the first synchronous belt and the second synchronous belt.
It preferably, further include the first tensioning wheel and the second tensioning wheel, two, and one of them is arranged in second tensioning wheel
Second tensioning wheel and the driving motor are located at the side of second synchronous belt, another described second tensioning wheel is located at
The other side of second synchronous belt.
Preferably, the driving motor includes the first driving motor and the second driving motor, the C-arm and the sliding rail
Seat is controlled by first driving motor and second driving motor respectively, and first driving motor is same by first
Step band drives the C-arm rotation, and second driving motor drives the slide track seat rotation by the second synchronous belt.
Preferably, the both ends of first synchronous belt are respectively and fixedly installed to two open ends of the C-arm, and described
The both ends of the pedestal are fixedly mounted in the both ends of two synchronous belts respectively.
Preferably, the driving motor include motor, the deceleration device being connect with the motor, slide track seat synchronous pulley and
C-arm synchronous pulley.
Preferably, the driving device includes electric machine assembly, gear and ring gear.
Preferably, the ring gear includes the first ring gear and the second ring gear, and first ring gear is arranged in the C-arm
On, the second ring gear setting is on the base.
Preferably, pass through sliding block sliding rail between the C-arm and the slide track seat, between the slide track seat and the pedestal
Connection.
Single-degree-of-freedom C-arm real-time imaging system provided by the utility model, C-arm are arranged on slide track seat, slide track seat
It is set on the base, and C-arm can be driven the axis around itself to rotate by driving device, slide track seat can turn on pedestal
It is dynamic.In use, C-arm and slide track seat turn in the same direction, when slide track seat turns to the highest point of pedestal, c-type
One opening of arm turns to minimum point, to ensure the sum of the rotational angle of C-arm and the rotational angle of slide track seat at least up to
270 °, so that image system be made to can be realized 360 ° of imagings in imaging, and then the clarity of imaging is improved, while also improving
The medicament receiving amounts of tumor tissues, and then improve therapeutic effect.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram for the single-degree-of-freedom C-arm real-time imaging system that the utility model embodiment one provides；
Fig. 2 is the structural schematic diagram for the single-degree-of-freedom C-arm real-time imaging system that the utility model embodiment two provides；
Fig. 3 is the structural schematic diagram for the single-degree-of-freedom C-arm real-time imaging system that the utility model embodiment three provides；
Fig. 4 is the structure of driving motor in single-degree-of-freedom C-arm real-time imaging system provided by the embodiment of the utility model
Schematic diagram；
Fig. 5 is the structural representation of C-arm in single-degree-of-freedom C-arm real-time imaging system provided by the embodiment of the utility model
Figure；
Fig. 6 is that the structure of slide track seat in single-degree-of-freedom C-arm real-time imaging system provided by the embodiment of the utility model is shown
It is intended to；
Fig. 7 is another angle of slide track seat in single-degree-of-freedom C-arm real-time imaging system provided by the embodiment of the utility model
Structural schematic diagram；
Fig. 8 is the structural representation of pedestal in single-degree-of-freedom C-arm real-time imaging system provided by the embodiment of the utility model
Figure.
In figure 1 above -8:
1 it is C-arm, 2 be slide track seat, 3 be pedestal, 4 be x-ray source, 5 be flat panel detector, 6 be driving motor, 61 is
First driving motor, 62 be the second driving motor, 601 be C-arm synchronous pulley, 602 be slide track seat synchronous pulley, 603 to subtract
Speed variator, 604 be motor, 7 be the first synchronous belt, 8 be the second synchronous belt, 9 be the first tensioning wheel, 10 be the second tensioning wheel, 11
It is the second ring gear for the first ring gear, 12,101 be the first sliding rail, 201 be the first sliding block, 202 be the second sliding block, 301 is second sliding
Rail.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Single-degree-of-freedom C-arm real-time imaging system provided by the embodiment of the utility model, including C-arm 1, slide track seat 2, bottom
Seat 3 and image system.Above-mentioned C-arm 1 is arranged on slide track seat 2, and being capable of the axis driven by the driving device around itself
Rotation, slide track seat 2 are arranged on the base 3, and driven by the driving device can transport on the base 3 around the axis of C-arm 1
It is dynamic.When movement, C-arm 1 and slide track seat 2 are turned in the same direction, and when slide track seat 2 turns to highest point on the base 3, C
One open end of arm 1 turns to minimum point.For example when slide track seat 2 moves to the highest point in 3 left side of pedestal, C-arm 1 is right
The open end of side turns to minimum point, which is specially the central location of pedestal 3, specifically as shown in Figure 1, at this point, can
It realizes that the sum of the rotational angle of C-arm 1 and the rotational angle of slide track seat 2 are at least 270 °, and then makes image system imaging angle
Reach 360 °.
Above-mentioned image system is arranged in C-arm 1, and is arranged two groups, and image system specifically includes x-ray source 4 and plate
Detector 5, two x-ray sources are located at two open ends of C-arm.When setting, the light beam of two x-ray sources 4 is orthogonal, tool
Body is as shown in Figures 1 and 5.
In one embodiment of the application, above-mentioned driving device includes electric machine assembly, synchronous pulley and synchronous belt.
In the preferred embodiment of the application, slide track seat 2 and C-arm 1 are driven by the same driving motor 6, and are driven
Motor 6 is fixed on slide track seat 2, is respectively arranged with the first synchronous belt 7 and the second synchronous belt 8 in C-arm 1 and pedestal 3, and two
A synchronous belt is opening synchronous belt, please refers to Fig. 1.The both ends of first synchronous belt 7 be respectively fixedly disposed at C-arm two open
On mouth end, the both ends of the second synchronous belt 8 are respectively fixedly disposed at the both ends of pedestal 3.In use, driving motor 6 and slide track seat 2 one
Movement is played, in addition, driving motor 6 drives C-arm 1 to rotate, so that more than 1 slide track seat 2 of C-arm is made to reach homodromous purpose,
And then complete the purpose of 360 ° of imagings.
In addition, further including the first tensioning wheel 9 and the second tensioning wheel 10, the first tensioning wheel 9 is used to carry out the first synchronous belt 7
Guiding, tensioning make the running of its stability and high efficiency, and the second tensioning wheel 10 is used to that the second synchronous belt 8 to be oriented to and is tensioned, thus
The rotation for keeping slide track seat 2 stable.Two, and one of them second tensioning wheel 10 and driving motor is arranged in second tensioning wheel 10
6 are located at the side of the second synchronous belt 8, another second tensioning wheel 10 is located at the other side of the second synchronous belt 8, specifically such as Fig. 2 institute
Show.Preferably, the first tensioning wheel 9 is also provided with two, and two the first tensioning wheels 9 are located at first together with driving motor 6
Walk the opposite side of band 7.
Preferably, it can also be driven by using two groups of electric machine assemblies in the application, such as Fig. 2 institute
Show.Specifically, driving motor 6 includes the first driving motor 61 and the second driving motor 62, C-arm 1 passes through the first driving motor
61 controls, slide track seat 2 are controlled by the second driving motor 62, and the first driving motor 61 drives C-arm by the first synchronous belt 7
1 rotation, the second driving motor 62 drive slide track seat 2 to rotate by the second synchronous belt 8.At this point, the first driving motor 61 and second
Driving motor 62 is arranged on slide track seat 2, and the second driving motor 62 and slide track seat 2 rotate together.It of courses, in the program
May also set up the first tensioning wheel 9 and the second tensioning wheel 10, with respectively to the first synchronous belt 7 and the second synchronous belt 8 carry out guiding and
Tensioning.The setting of the first synchronous belt 7 and the second synchronous belt 8 is referred to the set-up mode in embodiment one herein, i.e., will synchronize
The both ends of band are fixed in C-arm 1 and pedestal 3.
Fig. 4 is referred to, above-mentioned driving motor 6 specifically includes motor 604, the deceleration device connecting with motor 604 603, slides
Rail chair synchronous pulley 602 and C-arm synchronous pulley 601, the first synchronous belt 7 are mounted on C-arm synchronous pulley 601, and second is same
Step band 8 is mounted on slide track seat synchronous pulley 602.
In another embodiment of the application, driving device includes electric machine assembly, gear and ring gear.
Ring gear includes the first ring gear 11 and the second ring gear 12, and the first ring gear 11 is arranged in C-arm 1, the second ring gear 12
Setting is on the base 3.The first ring gear 11 and the second ring gear 12 are respectively by the first driving motor 61 and the second driving motor 62 at this time
It is driven, and is respectively arranged with first gear and second gear on the first driving motor 61 and the second driving motor 62.This side
In case, the first driving motor 61 and the second driving motor 62 are arranged on slide track seat 2, and the second driving motor 62 and slide track seat
2 rotate together.
In addition, being connected between the C-arm 1 in the application and slide track seat 2, between slide track seat 2 and pedestal 3 by sliding block sliding rail
It connects.It is provided with the first sliding rail 101 in C-arm 1, is provided with the first sliding block 201 and the second sliding block 202 on slide track seat 2, on pedestal 3
It is provided with the second sliding rail 301, and the first sliding block 201 and the first sliding rail 101 cooperate, the second sliding block 202 is matched with the second sliding rail 301
It closes, to further increase the stationarity in rotation process.
Single-degree-of-freedom C-arm real-time imaging system provided by the embodiment of the utility model, C-arm 1 are arranged in slide track seat 2
On, slide track seat 2 is arranged on the base 3, and C-arm 1 can be driven the axis around itself to rotate by driving device, 2 energy of slide track seat
It is enough to rotate on the base 3.In use, C-arm 1 and slide track seat 2 turn in the same direction, when slide track seat 2 turns to bottom
When the highest point of seat 3, an open end of C-arm 1 turns to minimum point, to ensure the rotational angle and slide track seat 2 of C-arm 1
The sum of rotational angle reach 270 °, so that image system be made to can be realized 360 ° of imagings in imaging, and then improve imaging
Clarity, while increasing treatment angle, reduce the damage of normal tissue, the medicament for also improving tumor tissues receives
Amount, and then improve therapeutic effect.
It is described between each embodiment in this specification using progressive form, each embodiment stresses equal
It is the difference from other embodiments, the similar portion between each embodiment may refer to each other.
The foregoing description of the disclosed embodiments makes those skilled in the art can be realized or use the utility model.
Various modifications to these embodiments will be apparent for a person skilled in the art, general original as defined herein
Reason can be realized in other embodiments without departing from the spirit or scope of the present utility model.Therefore, this is practical new
Type is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase
Consistent widest scope.
Claims (10)
1. a kind of single-degree-of-freedom C-arm real-time imaging system characterized by comprising
Pedestal (3)；
The slide track seat (2) being arranged on the pedestal (3), and the slide track seat (2) is driven by driving device and at the bottom
Around C-arm axial-movement on seat (3)；
The C-arm (1) being arranged on the slide track seat (2), the C-arm (1) is driven by driving device to be turned around own axes
It is dynamic, and the C-arm (1) rotates in same direction with the slide track seat (2), when the slide track seat (2) turns on the pedestal (3)
When highest point, an open end of the C-arm (1) turns to minimum point；
Two group image systems being arranged on the C-arm (1), and the light beam of the x-ray source (4) in image system described in two groups
It is orthogonal.
2. single-degree-of-freedom C-arm real-time imaging system according to claim 1, which is characterized in that the driving device packet
Include electric machine assembly, synchronous pulley and synchronous belt.
3. single-degree-of-freedom C-arm real-time imaging system according to claim 2, which is characterized in that the slide track seat (2) and
The C-arm (1) is driven by the same driving motor (6), and the driving motor (6) is fixed at the slide track seat (2)
On, the first synchronous belt (7) and the second synchronous belt (8) are respectively arranged on the C-arm (1) and the pedestal (3).
4. single-degree-of-freedom C-arm real-time imaging system according to claim 3, which is characterized in that further include the first tensioning
(9) and the second tensioning wheel (10) are taken turns, two, and one of them described second tensioning wheel (10) is arranged in second tensioning wheel (10)
It is located at the side of second synchronous belt (8) with the driving motor (6), another described second tensioning wheel (10) is located at described
The other side of second synchronous belt (8).
5. single-degree-of-freedom C-arm real-time imaging system according to claim 3, which is characterized in that the driving motor (6)
Including the first driving motor (61) and the second driving motor (62), the C-arm (1) and the slide track seat (2) pass through institute respectively
The first driving motor (61) and second driving motor (62) control are stated, and first driving motor (61) is same by first
Step band (7) drives C-arm (1) rotation, and second driving motor (62) drives the sliding rail by the second synchronous belt (8)
Seat (2) rotation.
6. according to the described in any item single-degree-of-freedom C-arm real-time imaging systems of claim 3 to 5, which is characterized in that described
The both ends of one synchronous belt (7) are respectively and fixedly installed to two open ends of the C-arm (1), second synchronous belt (8)
The both ends of the pedestal (3) are fixedly mounted in both ends respectively.
7. according to the described in any item single-degree-of-freedom C-arm real-time imaging systems of claim 3 to 5, which is characterized in that the drive
Deceleration device (603), the slide track seat synchronous pulley (602) that dynamic motor (6) include motor (604), connect with the motor (604)
And C-arm synchronous pulley (601).
8. single-degree-of-freedom C-arm real-time imaging system according to claim 1, which is characterized in that the driving device packet
Include electric machine assembly, gear and ring gear.
9. single-degree-of-freedom C-arm real-time imaging system according to claim 8, which is characterized in that the ring gear includes the
One ring gear (11) and the second ring gear (12), and first ring gear (11) is arranged on the C-arm (1), second ring gear
(12) it is arranged on the pedestal (3).
10. according to claim 1 to 5 and 8 to 9 described in any item single-degree-of-freedom C-arm real-time imaging systems, feature exists
In, between the C-arm (1) and the slide track seat (2), between the slide track seat (2) and the pedestal (3) pass through sliding block sliding rail
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721763450.1U CN208710841U (en) | 2017-12-15 | 2017-12-15 | A kind of single-degree-of-freedom C-arm real-time imaging system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721763450.1U CN208710841U (en) | 2017-12-15 | 2017-12-15 | A kind of single-degree-of-freedom C-arm real-time imaging system |
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| CN208710841U true CN208710841U (en) | 2019-04-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109925609A (en) * | 2017-12-15 | 2019-06-25 | 瑞地玛医学科技有限公司 | A kind of single-degree-of-freedom C-arm real-time imaging system |
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2017
- 2017-12-15 CN CN201721763450.1U patent/CN208710841U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109925609A (en) * | 2017-12-15 | 2019-06-25 | 瑞地玛医学科技有限公司 | A kind of single-degree-of-freedom C-arm real-time imaging system |
| CN109925609B (en) * | 2017-12-15 | 2024-03-15 | 瑞地玛医学科技有限公司 | Single-degree-of-freedom C-arm real-time image system |
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