CN109363704A - A kind of multi-direction scanner of conical beam CT - Google Patents
A kind of multi-direction scanner of conical beam CT Download PDFInfo
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- CN109363704A CN109363704A CN201811247989.0A CN201811247989A CN109363704A CN 109363704 A CN109363704 A CN 109363704A CN 201811247989 A CN201811247989 A CN 201811247989A CN 109363704 A CN109363704 A CN 109363704A
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- plectane
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- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 abstract description 6
- 238000003745 diagnosis Methods 0.000 abstract description 5
- 238000007689 inspection Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000001429 stepping effect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
- A61B6/035—Mechanical aspects of CT
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/04—Positioning of patients; Tiltable beds or the like
- A61B6/0487—Motor-assisted positioning
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Radiology & Medical Imaging (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- High Energy & Nuclear Physics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
The invention discloses a kind of multi-direction scanners of conical beam CT, including bottom plate, bottom plectane is fixed on the left of the plate upper surface, the side of bottom plectane upper surface and the lower end of round tube are rotatablely connected by plane bearing, the upper end of round tube is fixed with intermediate plectane, the middle position of intermediate plectane lower surface is fixed with third stepper motor by fixed frame, the output shaft of third stepper motor is fixedly connected with the middle position of bottom plectane upper surface, intermediate plectane upper surface offers sliding rectangular opening, the top of sliding rectangular opening and sliding shoe is slidably connected, the upper end of sliding shoe is fixedly connected with the lower surface of upside plectane, doctor needs to adjust the position of patient according to inspection, third stepper motor drives round tube, intermediate plectane, the rotation of upside plectane, patient rotates with upside plectane, improve detection accuracy, this conical beam CT is multi-direction Scanner deposits the variation of column biomethanics, the diagnosis convenient for doctor to the state of an illness when can detecte patient stand.
Description
Technical field
The present invention relates to technical field of medical equipment, specially a kind of multi-direction scanner of conical beam CT.
Background technique
Backbone, the interverbebral disc of the reason of neck shoulder grafting skelagia of human body, the pain including hand, arm, foot, considerable part and human body
And skeletal joint is related, the development of modern clinic, the research and application of skeletal structure form and biomethanics are just becoming clinical
Crucial and hot spot.Existing equipment carry out CT detection when, be substantially patient lie, the inspection of clinostatism, not can truly reflect station
Immediately biomethanics variation and lumbar vertebrae stretching process in intra-and extraspinal structure variation, brought to clinical diagnosis certain
Obstacle.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of multi-direction scanner of conical beam CT,
Doctor needs to adjust the position of patient according to inspection, and third stepper motor drives round tube, intermediate plectane, the rotation of upside plectane, suffers from
Person rotates with upside plectane, improves detection accuracy, this conical beam CT multi-direction scanner deposits column when can detecte patient stand raw
Object mechanical change, the diagnosis convenient for doctor to the state of an illness, can effectively solve the problems in background technique.
To achieve the above object, the invention provides the following technical scheme: a kind of multi-direction scanner of conical beam CT, including bottom
Plate, bottom plectane is fixed on the left of the plate upper surface, and the side of bottom plectane upper surface and the lower end of round tube pass through flat
Spherical bearing rotation connection, the upper end of round tube are fixed with intermediate plectane, and the middle position of intermediate plectane lower surface is solid by fixed frame
Surely there is third stepper motor, the output shaft of third stepper motor is fixedly connected with the middle position of bottom plectane upper surface, intermediate
Plectane upper surface offers sliding rectangular opening, and the top for sliding rectangular opening and sliding shoe is slidably connected, the upper end of sliding shoe and upper
The lower surface of side plectane is fixedly connected, and the horizontal screw hole and horizontal screw bolt of sliding shoe lower end are threadedly coupled, the front end of horizontal screw bolt
It is connected with the lower surface of intermediate plectane by bearing block, the output shaft of the rear end of horizontal screw bolt and the 4th stepper motor passes through shaft coupling
Device connection, the 4th stepper motor is by being fixed on the upper surface of intermediate plectane.
The right side of plate upper surface is fixedly connected with the lower end of vertical sliding bar, on the side and movable block of vertical sliding bar
Slide opening be slidably connected, the vertical screw hole on movable block is connected with vertical screw flight, the lower end of vertical screw rod and the first stepping
The output shaft of motor is connected by shaft coupling, and the first stepper motor is fixed on the upper surface of bottom plate by fixed frame, movable block
It is rotatablely connected on the outside of the arc of left side and arc panel by rotating pin, the rear and front end on the inside of arc panel arc is respectively fixed with X
Spool and detector, the input terminal electrical connection of the output end and outer computer host of detector, the input terminal of X-ray tube and outside
The output end of main frame is electrically connected, and the right end of arc panel upper surface is fixedly connected with the both ends of arc-shaped gear wheel plate, arc-shaped gear
It is engaged on the outside of the arc of wheel plate with gear, the output shaft of gear right side and second stepper motor is coaxially fixed, the first stepper motor
Input terminal, the input terminal of second stepper motor, the input terminal of third stepper motor, the 4th stepper motor input terminal respectively with
The output end of external control switch group is electrically connected.
As a preferred technical solution of the present invention, the upper surface of the upside plectane is fixed with flat bar, flat bar and upper
The center of circle of side plectane is overlapped.
As a preferred technical solution of the present invention, the upper surface of the upside plectane is equipped with circular gasket, circular pad
The position that piece upper surface corresponds to flat bar offers blocked hole.
As a preferred technical solution of the present invention, the axis of the arc panel and the axis of upside plectane are overlapped, arc
Diameter on the inside of shape plate arc is greater than the diameter of upside plectane.
As a preferred technical solution of the present invention, the upper surface of the intermediate plectane is opened up there are two limiting slot, and two
A limiting slot is parallel with sliding rectangular opening, and the position that upside plectane lower surface corresponds to limiting slot is equipped with universal by fixing seat
Ball.
Compared with prior art, the beneficial effects of the present invention are: the multi-direction scanner of this conical beam CT, doctor is according to inspection
Need to adjust the position of patient, third stepper motor drives round tube, intermediate plectane, the rotation of upside plectane, and patient is with upside plectane
Rotation improves detection accuracy, this conical beam CT multi-direction scanner deposits the variation of column biomethanics when can detecte patient stand, just
Diagnosis of the Yu doctor to the state of an illness.
Detailed description of the invention
Fig. 1 is schematic view of the front view of the present invention；
Fig. 2 is round tube of the present invention and plane bearing structure schematic elevation view；
Fig. 3 is round tube of the present invention and plane bearing structure elevational schematic view.
In figure: 1 gear, 2 arc-shaped gear wheel plates, 3 detectors, 4 arc panels, 5 X-ray tubes, 6 round tubes, 7 bottom plates, 8 first steppings
Motor, 9 vertical screw rods, 10 vertical sliding bars, 11 movable blocks, 12 second stepper motors, 13 plane bearings, 14 bottom plectanes, 15
Slide rectangular opening, 16 intermediate plectanes, 17 upside plectanes, 18 circular gaskets, 19 flat bars, 20 limiting slots, 21 multi-directional balls, 22 third steps
Into motor, 23 horizontal screw bolts, 24 sliding shoes, 25 the 4th stepper motors.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of multi-direction scanner of conical beam CT, including bottom plate
7, bottom plectane 14 is fixed on the left of 7 upper surface of bottom plate, the side of 14 upper surface of bottom plectane and the lower end of round tube 6 pass through flat
Spherical bearing 13 is rotatablely connected, and the upper end of round tube 6 is fixed with intermediate plectane 16, and the middle position of intermediate 16 lower surface of plectane passes through solid
Determine frame and be fixed with third stepper motor 22, the middle position of 14 upper surface of output shaft and bottom plectane of third stepper motor 22 is solid
Fixed connection, plane bearing 13 rotate round tube 6 and intermediate plectane 16, and intermediate 16 upper surface of plectane offers sliding rectangle
Hole 15, the top for sliding rectangular opening 15 and sliding shoe 24 are slidably connected, the upper end of sliding shoe 24 and the lower surface of upside plectane 17
It is fixedly connected, the horizontal screw hole and horizontal screw bolt 23 of 24 lower end of sliding shoe are threadedly coupled, the front end of horizontal screw bolt 23 and middle circle
The lower surface of plate 16 is connected by bearing block, and the output shaft of the rear end of horizontal screw bolt 23 and the 4th stepper motor 25 passes through shaft coupling
Connection, for the 4th stepper motor 25 by being fixed on the upper surface of intermediate plectane 16, third stepper motor 22 drives round tube 6, intermediate
Plectane 16, upside plectane 17 rotate, so that patient rotates, the upper surface of intermediate plectane 16 is opened up there are two limiting slot 20, and two
Limiting slot 20 is parallel with sliding rectangular opening 15, and the position that plectane 17 lower surface in upside corresponds to limiting slot 20 is equipped with by fixing seat
Multi-directional ball 21, multi-directional ball 21 make upside 17 moving resistance of plectane small.
The upper surface of upside plectane 17 is fixed with flat bar 19, the center of circle coincidence of flat bar 19 and upside plectane 17, upside plectane
17 upper surface is equipped with circular gasket 18, and the position that 18 upper surface of circular gasket corresponds to flat bar 19 offers blocked hole, circular pad
Piece 18 prevents upside 17 upper surface of plectane to be stained with dust, mitigates the working strength that doctor clears up upside 17 upper surface of plectane.
The right side of 7 upper surface of bottom plate is fixedly connected with the lower end of vertical sliding bar 10, the side of vertical sliding bar 10 and shifting
Slide opening on motion block 11 is slidably connected, and the vertical screw hole and vertical screw rod 9 on movable block 11 are threadedly coupled, under vertical screw rod 9
End is connected with the output shaft of the first stepper motor 8 by shaft coupling, and the first stepper motor 8 is fixed on bottom plate 7 by fixed frame
It is rotatablely connected on the outside of upper surface, the left side of movable block 11 and the arc of arc panel 4 by rotating pin, on the inside of 4 arc of arc panel
Rear and front end is respectively fixed with X-ray tube 5 and detector 3, and the output end of detector 3 and the input terminal of outer computer host are electrically connected
It connects, the output end electrical connection of the input terminal and outer computer host of X-ray tube 5, the right end and arc gear wheel of 4 upper surface of arc panel
The both ends of plate 2 are fixedly connected, and the axis of the 11 left side rotating pin of the center of circle and movable block of arc-shaped gear wheel plate 2 is overlapped, arc-shaped gear
It is engaged on the outside of the arc of wheel plate 2 with gear 1, the output shaft of 1 right side of gear and second stepper motor 12 is coaxially fixed, arc panel 4
Axis and the axis of upside plectane 17 be overlapped, the diameter on the inside of 4 arc of arc panel is greater than the diameter of upside plectane 17, the first stepping
The input terminal of motor 8, the input terminal of second stepper motor 12, the input terminal of third stepper motor 22, the 4th stepper motor 25
Input terminal is electrically connected with the output end of external control switch group respectively.
Doctor needs to adjust the position of patient according to checking, third stepper motor 22 drive round tube 6, intermediate plectane 16, on
Side plectane 17 rotates, and patient rotates with upside plectane 17, improves detection accuracy, and the multi-direction scanner of this conical beam CT can detecte
The variation of column biomethanics, the diagnosis convenient for doctor to the state of an illness are deposited when patient stand.
When in use: patient stands in circular gasket 18, and flat bar 19 is located between the both feet of patient, and doctor passes through outside
Control switch group controls the first stepper motor 8, second stepper motor 12, third stepper motor 22, the 4th stepper motor 25 respectively
Work, plane bearing 13 rotate round tube 6 and intermediate plectane 16, and third stepper motor 22 drives round tube 6, intermediate plectane
16, upside plectane 17 rotates, so that patient rotates；4th stepper motor 25 works so that horizontal screw bolt 23 drives 24 He of sliding shoe
Upside plectane 17 is moved along the length direction of sliding rectangular opening 15, to adjust the position of patient.
The work of first stepper motor 8, the first stepper motor 8 drive detector 3 and about 4 arc panel by vertical screw rod 9
It is mobile；Second stepper motor 12 is rotated by gear 1, and gear 1 drives arc panel 4 to rotate by drive arc-shaped gear wheel plate 2, thus
Adjust the tilt angle of detector 3 and arc panel 4.
The present invention, doctor need to adjust the position of patient according to inspection, and third stepper motor 22 drives round tube 6, middle circle
Plate 16, upside plectane 17 rotate, and patient rotates with upside plectane 17, improve detection accuracy, the multi-direction scanner of this conical beam CT
The variation of column biomethanics, the diagnosis convenient for doctor to the state of an illness are deposited when can detecte patient stand.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of multi-direction scanner of conical beam CT, including bottom plate (7), it is characterised in that: the left side of bottom plate (7) upper surface
It is fixed with bottom plectane (14), the side of bottom plectane (14) upper surface and the lower end of round tube (6) are turned by plane bearing (13)
Dynamic connection, the upper end of round tube (6) are fixed with intermediate plectane (16), and the middle position of intermediate plectane (16) lower surface passes through fixed frame
It is fixed with third stepper motor (22), the output shaft of third stepper motor (22) and the middle position of bottom plectane (14) upper surface
It is fixedly connected, intermediate plectane (16) upper surface offers sliding rectangular opening (15), slides rectangular opening (15) and sliding shoe (24)
Top is slidably connected, and the upper end of sliding shoe (24) is fixedly connected with the lower surface of upside plectane (17), sliding shoe (24) lower end
Horizontal screw hole and horizontal screw bolt (23) are threadedly coupled, and the lower surface of the front end of horizontal screw bolt (23) and intermediate plectane (16) passes through axis
Seat connection is held, the rear end of horizontal screw bolt (23) is connected with the output shaft of the 4th stepper motor (25) by shaft coupling, the 4th stepping
Motor (25) is by being fixed on the upper surfaces of intermediate plectane (16)；
The right side of bottom plate (7) upper surface is fixedly connected with the lower end of vertical sliding bar (10), the side of vertical sliding bar (10) and
Slide opening on movable block (11) is slidably connected, and the vertical screw hole and vertical screw rod (9) on movable block (11) are threadedly coupled, vertical spiral shell
The lower end of bar (9) is connected with the output shaft of the first stepper motor (8) by shaft coupling, and the first stepper motor (8) passes through fixed frame
It is fixed on the upper surface of bottom plate (7), is rotated and is connected by rotating pin on the outside of the left side of movable block (11) and the arc of arc panel (4)
Connect, the rear and front end on the inside of arc panel (4) arc is respectively fixed with X-ray tube (5) and detector (3), the output end of detector (3) and
The input terminal of outer computer host is electrically connected, the output end electrical connection of the input terminal and outer computer host of X-ray tube (5),
The right end of arc panel (4) upper surface is fixedly connected with the both ends of arc-shaped gear wheel plate (2), the arc outside of arc-shaped gear wheel plate (2) and tooth
Take turns (1) engagement, the output shaft of gear (1) right side and second stepper motor (12) is coaxially fixed, the first stepper motor (8) it is defeated
Enter the input at end, the input terminal of second stepper motor (12), the input terminal of third stepper motor (22), the 4th stepper motor (25)
End is electrically connected with the output end of external control switch group respectively.
2. the multi-direction scanner of a kind of conical beam CT according to claim 1, it is characterised in that: the upside plectane (17)
Upper surface be fixed with flat bar (19), the center of circle of flat bar (19) and upside plectane (17) is overlapped.
3. the multi-direction scanner of a kind of conical beam CT according to claim 1, it is characterised in that: the upside plectane (17)
Upper surface be equipped with circular gasket (18), the position that circular gasket (18) upper surface corresponds to flat bar (19) offers blocked hole.
4. the multi-direction scanner of a kind of conical beam CT according to claim 1, it is characterised in that: the arc panel (4)
The axis of axis and upside plectane (17) is overlapped, and the diameter on the inside of arc panel (4) arc is greater than the diameter of upside plectane (17).
5. the multi-direction scanner of a kind of conical beam CT according to claim 1, it is characterised in that: the intermediate plectane (16)
Upper surface open up there are two limiting slot (20), two limiting slots (20) and slide rectangular opening (15) it is parallel, upside plectane (17)
The position that lower surface corresponds to limiting slot (20) is equipped with multi-directional ball (21) by fixing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811247989.0A CN109363704A (en) | 2018-10-25 | 2018-10-25 | A kind of multi-direction scanner of conical beam CT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811247989.0A CN109363704A (en) | 2018-10-25 | 2018-10-25 | A kind of multi-direction scanner of conical beam CT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109363704A true CN109363704A (en) | 2019-02-22 |
Family
ID=65402056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811247989.0A Pending CN109363704A (en) | 2018-10-25 | 2018-10-25 | A kind of multi-direction scanner of conical beam CT |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111631746A (en) * | 2020-05-25 | 2020-09-08 | 浙江省立同德医院 | Rotating device for radiological examination and using method |
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| CN102421368A (en) * | 2009-05-04 | 2012-04-18 | 卡尔斯特里姆保健公司 | Imaging apparatus for cone beam computed tomography |
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Application publication date: 20190222 |
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