CN202288321U - CT (computed tomography) machine - Google Patents
CT (computed tomography) machine Download PDFInfo
- Publication number
- CN202288321U CN202288321U CN 201120354618 CN201120354618U CN202288321U CN 202288321 U CN202288321 U CN 202288321U CN 201120354618 CN201120354618 CN 201120354618 CN 201120354618 U CN201120354618 U CN 201120354618U CN 202288321 U CN202288321 U CN 202288321U
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- support seat
- bottom support
- machine
- frame
- rotating shaft
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Abstract
The utility model discloses a CT (computed tomography) machine which comprises a first bottom supporting base and a CT frame, wherein the CT frame is arranged on the first bottom supporting base; and in addition, the CT machine further comprises a second bottom supporting base and a synchronous rotating part, wherein the second bottom supporting base is arranged below the first bottom supporting base, the synchronous rotating part is connected between the first bottom supporting base and the second bottom supporting base, and the synchronous rotating part can drive the first bottom supporting base and the CT frame (connected with the first bottom supporting base) to rotate around a vertical axis. According to the technical scheme of the utility model, an effect that the CT frame rotates in a XZ plane can be achieved, thus the application flexibility of the CT machine can be improved.
Description
Technical field
This utility model relates to field of medical, particularly a kind of computer X-ray fault imaging (computed tomography, CT) machine.
Background technology
The CT machine is widely used in medicine and hygiene fields to assist a physician to imaging patients as a kind of armarium.The structural representation of present a kind of CT machine has been shown among Fig. 1.As shown in Figure 1, this CT machine 1 comprises: bottom support seat 11 be installed in the CT frame (CT gantry) 12 on the bottom support seat 11, wherein CT frame 12 all is vertically to be placed on the bottom support seat 11, its effective scanning plane is vertical with ground usually.As shown in Figure 1, this modes of emplacement just all needs examinating couch 2 patient's 3 horizontal positioned is sent into the test zone of CT frame 12, promptly just can carry out scanography in the imaging area of Medical Equipment.For checking, can the patient be delivered on the position of setting in the test zone usually a specific human body.
Generally; The horizontal direction that examinating couch 2 is got into CT frame 12 is called the Z direction; Direction perpendicular to the ground (vertical direction) is called the Y direction, and will be called directions X with Y direction and the perpendicular horizontal direction of Z direction respectively, visible; When CT frame 12 during perpendicular to ground, the XY plane is its plane of scanning motion.
In the practical application, in order to adapt to the special requirement at some scanning position, as carry out intervertebral disc when scanning, in order to improve quality of scanning, the plane of scanning motion should be parallel with patient's intervertebral disc as far as possible; When carrying out head scanning, the plane of scanning motion also need parallel with the line of the outer eyelid of a side and this side external auditory meatus usually.And because mostly the patient is to scan with the posture that lies low, the CT frame 12 of therefore existing CT machine can be carried out the rotation in the set angle usually in the YZ plane, promptly around the rotation of directions X axis, to find preferable scanning angle.
But owing to also can run into some special situation in the practical application; Can be owing to some healths former thereby can't lie low like some patient; And at present the CT frame 12 of CT machine can't be on the XZ plane internal rotation (promptly around Y azimuth axis or vertical axis rotation), therefore also just can't obtain quality of scanning preferably.In addition, when the doctor carries out interventional therapy since CT frame 12 can not be on the XZ plane internal rotation, so the doctor can only operate in limited space, and is therefore very inconvenient.
Summary of the invention
In view of this, the utility model provides a kind of CT machine, can realize the rotation of CT frame in the XZ plane, thereby improve the application flexibility of CT machine.
CT machine disclosed in the utility model comprises: the first bottom support seat be installed in the CT frame on the first bottom support seat; In addition; This CT machine further comprises: the second bottom support seat below the first bottom support seat and be connected the first bottom support seat and the second bottom support seat between synchronous rotary part, said synchronous rotary part can drive the said first bottom support seat and the CT frame that is attached thereto is rotated around a vertical axis.
Preferably, said synchronous rotary part comprises: be connected rotating shaft and the drive disk assembly that drives said rotating shaft rotation between the first bottom support seat and the second bottom support seat.
Preferably, said drive disk assembly comprises: gear-box, and the driving gear in the said gear-box receives motor-driven, and the driven gear in the said gear-box links to each other with said rotating shaft.
Preferably, said drive disk assembly comprises: belt and belt pulley, and the drivewheel in the said belt pulley receives motor-driven, and the driven pulley in the said belt pulley is connected with said rotating shaft.
Preferably, said drive disk assembly comprises: chain and sprocket wheel, and the drivewheel in the said sprocket wheel receives motor-driven, and the driven pulley in the said sprocket wheel is connected with said rotating shaft.
Preferably, said synchronous rotary part further comprises: motor.
Preferably, said CT machine further comprises: be used for said first bottom support seat and the CT frame that is attached thereto are carried out spacing position-limiting unit around the angle of said vertical axis rotation.
Preferably, said position-limiting unit comprises: be installed in the CT frame or the first bottom support seat are braked (for example controlling motor shuts down) around the limit switch at the track two ends of said vertical axis rotation with according to the signal of said limit switch control unit.
From such scheme, can find out; Owing to below the first bottom support seat, installed the second bottom support seat additional in this utility model; And between the first bottom support seat and the second bottom support seat, be provided with synchronous rotary part; And this synchronous rotary part can drive the said first bottom support seat and the CT frame that is attached thereto on the XZ plane internal rotation, therefore make the CT frame can realize rotation (rotation in the XZ plane), thereby improved the application flexibility of CT machine around vertical axis.
Further, spacing through the angle of the first bottom support seat and CT frame internal rotation on the XZ plane is carried out, can further protect the CT frame not can because of on the XZ plane internal rotation angle spend and cause collision greatly and damage, also avoided injury simultaneously to personnel.
Description of drawings
To make those of ordinary skill in the art more know the above-mentioned of this utility model and other feature and advantage through describe the preferred embodiment of this utility model in detail with reference to accompanying drawing below, in the accompanying drawing:
Fig. 1 is the structural representation of a kind of CT machine of the prior art.
Fig. 2 is the structural representation of the CT machine among this utility model embodiment.
Sketch map when Fig. 3 carries out intervertebral disc scanning for the CT machine in application this utility model to the patient who lies on one's side.
Fig. 4 a and Fig. 4 b show the doctor when carrying out interventional therapy, the comparison diagram of CT frame doctor's free space before and after the internal rotation on the XZ plane.Wherein, Fig. 4 a is the sketch map of CT frame before the rotation of XZ plane, and Fig. 4 b is the sketch map of CT frame after the rotation of XZ plane.
Among the figure:
The 1-CT machine
The 2-examinating couch
3-patient
The 11-first bottom support seat
The 12-CT frame
The 13-second bottom support seat
The synchronous rotary part of 14-
The 15-motor
The 141-rotating shaft
The 142-drive disk assembly
The 1421-driving gear
The 1422-driven gear
The specific embodiment
For the purpose, technical scheme and the advantage that make this utility model is clearer, below lift embodiment to this utility model further explain.
Fig. 2 is the structural representation of the CT machine among this utility model embodiment.As shown in Figure 2; In this utility model; For the CT frame 12 that makes the CT machine can be on the XZ plane internal rotation; Bottom at bottom support seat (describe aspect being, be called the first bottom support seat among this paper) 11 further installs the second bottom support seat 13 additional, but these second bottom support seat, 13 fixed placement on the ground.A synchronous rotary part 14 is set between the first bottom support seat 11 and the second bottom support seat 13 simultaneously, and this synchronous rotary part 14 can drive the first bottom support seat 11 and the CT frame 12 that is attached thereto is rotated around a vertical axis.
During concrete the realization, rotary part 14 can comprise synchronously: be connected the rotating shaft 141 between the first bottom support seat 11 and the second bottom support seat 13 and drive the drive disk assembly 142 that said rotating shaft 141 rotates.Wherein, One end of rotating shaft 141 adopts rotary type to be connected with the second bottom support seat 13; As can link to each other with the second bottom support seat 13 through the bearing (not shown), the other end of rotating shaft 141 is fixedly connected with the first bottom support seat 11, as can through the key connection or mistake should be connected or the hole axle connection of special construction etc.; When being rotating shaft 141 rotations, can driving the first bottom support seat 11 and rotate around vertical axis therewith.
Wherein, drive disk assembly 142 can have multiple concrete implementation structure.For example, this drive disk assembly 142 can comprise: gear-box, and as shown in Figure 2, the driving gear 1421 in the gear-box is driven by motor 15, and the driven gear 1424 in the gear-box links to each other with said rotating shaft 141.Wherein, motor 15 can be external motor, the motor internal that also can further comprise for synchronous rotary part 14.
And for example, said drive disk assembly 142 also can comprise: belt and belt pulley (not shown), and wherein, the drivewheel in the belt pulley receives motor-driven, and the driven pulley in the belt pulley is connected with said rotating shaft 141.Equally, the motor here can be external motor, the motor internal that also can further comprise for synchronous rotary part 14.
For another example, said drive disk assembly 143 can also comprise: chain and sprocket wheel (not shown), and wherein, the drivewheel in the sprocket wheel receives motor-driven, and the driven pulley in the sprocket wheel is connected with said rotating shaft 141.Equally, the motor here can be external motor, the motor internal that also can further comprise for synchronous rotary part 14.
During concrete the realization; Because CT the frame unnecessary loss and the injury that when the vertical axis anglec of rotation is excessive, cause, the CT machine in this utility model can further comprise in order further to avoid: be used for the angle that the said first bottom support seat 11 and the CT frame 12 that is attached thereto are rotated around vertical axis is carried out spacing position-limiting unit (not shown).During concrete the realization; Can around the track two ends that vertical axis rotates limit switch be installed in CT frame 12; Or; Also can around the track two ends that vertical axis rotates limit switch etc. be installed, and the control unit of braking (for example controlling motor shuts down) according to the signal of said limit switch further is set at first supporting seat 11.In addition, position-limiting unit also can have other concrete way of realization, enumerates no longer one by one here.
The sketch map that Fig. 3 shows the CT machine of using in this utility model when the patient who lies on one's side is carried out intervertebral disc scanning; It is thus clear that; Through CT frame 12 is rotated around vertical axis, its plane of scanning motion and patient's intervertebral disc is paralleled, thereby can be scanned effect preferably.
Fig. 4 a and Fig. 4 b show the doctor when carrying out interventional therapy, the comparison diagram of CT frame 12 doctor's free space before and after the internal rotation (rotating around vertical axis) on the XZ plane.Wherein, Fig. 4 a is the sketch map of CT frame 12 before the rotation of XZ plane, and Fig. 4 b is the sketch map of CT frame 12 after the rotation of XZ plane.It is thus clear that when facing same operating area A, the free space S1 the when ratio that CT frame 12 doctor's after the rotation of XZ plane free space S2 becomes does not rotate is big, thereby made things convenient for doctor's operation.
In brief; The utility model discloses a kind of CT machine; Comprise: the first bottom support seat be installed in the CT frame on the first bottom support seat; In addition, this CT machine further comprises: the second bottom support seat below the first bottom support seat and be connected the first bottom support seat and the second bottom support seat between synchronous rotary part, said synchronous rotary part can drive the said first bottom support seat and the CT frame that is attached thereto is rotated around a vertical axis.Technical scheme in this utility model can realize that the CT frame rotates (that is, the rotation in the XZ plane) around a vertical axis, thereby can improve the application flexibility of CT machine.
The above is merely the preferred embodiment of this utility model; Not in order to restriction this utility model; All within the spirit and principle of this utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of this utility model.
Claims (8)
1. CT machine; Comprise: the first bottom support seat (11) and be installed in the CT frame (12) on the said first bottom support seat (11); It is characterized in that; This CT machine further comprises: be positioned at the second bottom support seat (13) below the said first bottom support seat (11) and be connected the said first bottom support seat (11) and the said second bottom support seat (13) between synchronous rotary part (14), said synchronous rotary part (14) can drive the said first bottom support seat (11) and said CT frame (12) is rotated around a vertical axis.
2. CT machine according to claim 1; It is characterized in that said synchronous rotary part (14) comprising: be connected the rotating shaft (141) between said first bottom support seat (11) and the said second bottom support seat (13) and drive the drive disk assembly (142) that said rotating shaft (141) rotates.
3. CT machine according to claim 2; It is characterized in that; Said drive disk assembly (142) comprising: gear-box, and the hard to bear motor-driven of the driving gear in the said gear-box (1421) ability, the driven gear in the said gear-box (1422) links to each other with said rotating shaft (141).
4. CT machine according to claim 2 is characterized in that, said drive disk assembly (142) comprising: belt and belt pulley, and the hard to bear motor-driven of drivewheel ability in the said belt pulley, the driven pulley in the said belt pulley is connected with said rotating shaft.
5. CT machine according to claim 2 is characterized in that, said drive disk assembly (142) comprising: chain and sprocket wheel, and the hard to bear motor-driven of drivewheel ability in the said sprocket wheel, the driven pulley in the said sprocket wheel is connected with said rotating shaft.
6. according to each described CT machine in the claim 3 to 5, it is characterized in that said synchronous rotary part (14) further comprises: motor (15).
7. according to each described CT machine in the claim 1 to 5, it is characterized in that said CT machine further comprises: be used for said first bottom support seat (11) and said CT frame (12) are carried out spacing position-limiting unit around the angle of said vertical axis rotation.
8. CT machine according to claim 7 is characterized in that, said position-limiting unit comprises: be installed in said CT frame (12) or the said first bottom support seat (11) limit switch around the track two ends of said vertical axis rotation; With, according to the next arresting control unit of the signal of said limit switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120354618 CN202288321U (en) | 2011-09-21 | 2011-09-21 | CT (computed tomography) machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120354618 CN202288321U (en) | 2011-09-21 | 2011-09-21 | CT (computed tomography) machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202288321U true CN202288321U (en) | 2012-07-04 |
Family
ID=46357321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120354618 Expired - Lifetime CN202288321U (en) | 2011-09-21 | 2011-09-21 | CT (computed tomography) machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202288321U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103536307A (en) * | 2013-09-27 | 2014-01-29 | 北京辛耕普华医疗科技有限公司 | Rotating member limiting device used for medical equipment and medical equipment comprising same |
| CN103746616A (en) * | 2013-09-05 | 2014-04-23 | 中国科学院苏州生物医学工程技术研究所 | Mobile CT synchronous scanning control system and method |
-
2011
- 2011-09-21 CN CN 201120354618 patent/CN202288321U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746616A (en) * | 2013-09-05 | 2014-04-23 | 中国科学院苏州生物医学工程技术研究所 | Mobile CT synchronous scanning control system and method |
| CN103746616B (en) * | 2013-09-05 | 2017-03-29 | 中国科学院苏州生物医学工程技术研究所 | Mobile CT synchronous scannings control system and method |
| CN103536307A (en) * | 2013-09-27 | 2014-01-29 | 北京辛耕普华医疗科技有限公司 | Rotating member limiting device used for medical equipment and medical equipment comprising same |
| CN103536307B (en) * | 2013-09-27 | 2015-10-28 | 北京永新医疗设备有限公司 | For armarium rotary part stopping means and there is its armarium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |