CN217561371U - Dual-mode imaging analysis device based on micro CT - Google Patents

Abstract

The utility model discloses a double mode image analysis device based on miniature CT for combine CT and optical imaging together, realize accurate positioning and detection to biological deep tissue, and nimble CT scanning, its characterized in that, this double mode image analysis device includes radiation source subassembly, revolving stage subassembly, detector module, scanner frame subassembly, camera subassembly and guard plate. The device can make up the defect that the detection of the biological deep tissues in a single imaging mode is not completely inaccurate, make up the defect of a CT scanning range, improve the CT imaging analysis rate and the radiography effect, and make the CT imaging analysis rate and the radiography effect have high automation degree, reduce the manual work intensity and the labor cost, and reduce the influence of environmental influence and the subjective factors of workers.

Description

Dual-mode imaging analysis device based on micro CT

Technical Field

The utility model belongs to the technical field of the biological science, concretely relates to double mode formation of image analytical equipment based on miniature CT.

Background

In recent years, X-ray imaging, CT, and the like have played an important role in research and application in the fields of clinical medicine and bioscience. Meanwhile, optical imaging technology is receiving more and more attention due to its advantages of high sensitivity, ultra-fast response, high spatial resolution, multi-parameter detection, low damage, and the like. Because various imaging methods have different imaging advantages and disadvantages due to different imaging principles, any single imaging technology cannot meet the requirement of comprehensively and completely detecting complex biological tissues, and therefore, a dual-mode or even multi-mode imaging technology is generated, and the advantages of various imaging technologies are complemented.

At present, when the CT and optical imaging technologies are used independently, the spatial resolution is not high, the imaging depth is limited, the detection information of biological tissues is not complete and inaccurate, the detection information of the same part is asynchronous, namely the CT imaging and the optical imaging are different in nature and cycle time, the CT imaging and the optical imaging are different in time, and the obtained detection information is not comprehensive. Therefore, there is an urgent need for a multifunctional imaging analysis device for CT and optical imaging, which combines CT and optical imaging together to realize accurate positioning and detection of deep tissue of living beings.

To ensure the imaging quality, the radiation source and the detector of the conventional CT imaging apparatus are usually fixed, and are stationary during the CT scanning process or fixed on a common frame to ensure the relative positions are not changed. Traditional imaging device mostly is fixed formation of image, needs operating personnel frequently to adjust the plant position that awaits measuring promptly, can't realize nimble CT scanning.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model discloses legal person aim at provides a dual mode formation of image analytical equipment based on miniature CT remedies single imaging mode and organizes to detect not full coarse not enough to biological deep to and remedy the not enough of CT scanning scope, improve CT formation of image analysis rate and radiography effect, and make it have degree of automation height, reduce manual work intensity and cost of labor, reduce environmental impact and staff subjective factor's influence

(II) technical scheme

The utility model discloses a solve its technical problem, provide a double mode formation of image analytical equipment based on miniature CT, realize through following technical scheme:

the dual-mode imaging analysis device based on the micro CT is used for combining the CT with optical imaging to realize accurate positioning and detection of biological deep tissues and flexible CT scanning, and is characterized by comprising a radiation source component, a rotating platform component, a detector component, a scanner frame component, a camera component and a protection plate;

the radioactive source assembly comprises a radioactive source assembly bottom plate, a ray source assembly, a Z-axis moving assembly, a supporting plate and a dust cover assembly; the radioactive source assembly is used for emitting X rays, and the X rays are emitted out through the trapezoidal step hole in the dust cover assembly;

the rotating platform assembly comprises a rotating platform assembly bottom plate, an X-axis moving assembly, a Y-axis moving assembly, a U-shaped organ dust cover assembly and an object carrying rotating platform assembly; the rotating platform assembly is used for bearing an object, so that the object to be detected moves along an X axis and a Y axis within a certain range, and the plant to be detected stably rotates along with the rotating platform assembly, so that the detector assembly and the radioactive source assembly can respectively detect the object in an omnibearing manner and irradiate towards the plant to be detected;

the detector assembly comprises a detector bottom plate, a detector X shaft assembly, a detector Y shaft assembly, a detector Z shaft assembly, a receiver, a dust cover organ I, a dust cover organ II and a baffle plate; the detector assembly detects nuclear radiation on an object to be detected, and the receiver moves in three directions of an X axis, a Y axis and a Z axis, so that X rays emitted by the X-ray source can be flexibly received;

the scanner frame assembly comprises a surrounding frame, a sliding door, a controller and casters, and is used for preventing imaging analysis from being interfered, facilitating movement and preventing X-rays from radiating to operators;

the camera component comprises a camera and a lens, a lens bottom plate and a fixing plate; the camera and the lens are arranged on the fixing plate, and the fixing plate is connected with the bottom plate; the camera assembly is fixedly connected to the protection plate at a certain angle through a bolt and is used for acquiring surface profile data of an object to be measured;

a plurality of rectangular holes are formed in the protection plate and used for installing the camera component cover, the organ cover and the ray source protection plate, so that the object to be measured can be observed conveniently, and rays can penetrate through the rectangular holes.

Preferably, the support plate of the radiation source assembly is vertically fixed on the bottom plate of the radiation source assembly through a bolt connection, the Z-axis moving assembly is fixed on the support plate through a bolt connection, and the radiation source assembly is fixed on the support plate through a bolt connection at a certain angle.

Preferably, an X-axis moving assembly of the rotating table assembly is fixedly connected to a bottom plate of the rotating table assembly through a bolt, a Y-axis bottom plate is fixedly connected to a sliding block in the X-axis moving assembly through a bolt, and a Y-axis moving assembly is fixedly connected to a Y-axis bottom plate through a bolt; two U-shaped organ dust covers are symmetrically arranged on the Y-axis bottom plate through bolt connection, and the loading turntable assembly is arranged in the center of the Y-axis bottom plate and above the U-shaped organ dust covers.

Preferably, a detector X shaft assembly of the detector assembly is fixedly connected to a detector bottom plate through a bolt, a detector Z shaft assembly of the detector assembly is fixedly connected to the detector X shaft assembly through a bolt, a detector Y shaft assembly of the detector assembly is fixedly connected to the detector Z shaft assembly through a bolt, and a receiver of the detector assembly is mounted on the detector Z shaft assembly; the baffle is fixedly connected to the Y-axis component of the detector through a bolt, and the first dustproof cover organ is fixedly connected to the baffle through a bolt and is positioned in front of the receiver; the dust cover organ is connected and fixed behind the Z axis of the detector through a bolt.

(III) advantageous effects

Compared with the prior art, the utility model discloses following technical advantage has. The radiation source component is arranged and can transmit the plant to be detected within a certain travel range in the Z-axis direction; the camera assembly that sets up can acquire determinand surface profile data to combine CT and optical imaging together, realize pinpointing and detecting the determinand deep tissue. The detector assembly is arranged, so that the receiver can move in multiple directions, can receive and scan the acquired data in all directions, and has high accuracy; the rotating platform component can move the object to be detected in all directions, and the detection range is large, so that flexible CT scanning is realized. The roller mechanism is arranged, so that the equipment can be conveniently moved to a laboratory or other places. The dustcoat mechanism that sets up can reduce the environmental disturbance of formation of image process, improves the stability of formation of image, and prevents that operating personnel from receiving X ray radiation. The start switch is arranged, after an object to be detected is placed, the start switch is pressed, the tissue of the object to be detected can be automatically detected, and the automatic detection device is convenient, quick and easy to operate. The technical improvements of the utility model are embodied in the shape, the structure and the combination design of the device, and the algorithm steps used for the data processing related to the device are the prior art in the field.

Drawings

Fig. 1 is a schematic view of the device of the present invention.

Fig. 2 is a schematic view of the radiation source assembly of the present invention.

Fig. 3 is a schematic view of the turntable assembly of the present invention.

Fig. 4 is a schematic diagram of the detector assembly of the present invention.

Fig. 5 is a schematic view of the scanner frame assembly of the present invention.

Fig. 6 is a schematic view of a camera module according to the present invention.

In fig. 1, a radiation source module 1, a rotary table module 2, a detector module 3, a scanner frame module 4, a camera module 5, and a shielding plate 6

In FIG. 2, the 1.1 radiation source assembly base plate 1.2 support plate 1.3Z axial movement assembly 1.4 radiation source assembly 1.5 dust cover assembly 1.6X radiation

In fig. 3, a 2.1 turntable assembly bottom plate 2.2X shaft moving assembly 2.3U type organ dust cover 2.4Y shaft moving assembly 2.5 loading turntable assembly

In FIG. 4, 3.1 Probe base plate 3.2 Probe X axle Assembly 3.3 Probe Y axle Assembly 3.4 Probe Z axle Assembly 3.5 receiver 3.6 dust cover organ 3.7 baffle

In fig. 5, 4.1 sliding door 4.2 controller 4.3 caster

In fig. 6, a 5.1 camera and a lens 5.2 lens base plate 5.3 are fixed plates.

Detailed Description

For making the purpose, technical scheme and beneficial effect of the utility model clearer, will combine below the utility model discloses a drawing, it is right to the technical scheme of the utility model clearly describe.

As shown in fig. 1-6, the present invention provides a dual-mode imaging analysis apparatus based on micro CT. The working principle and the method are as follows:

(1) The mobile mechanism of fig. 5 is provided to move the miniature dual-mode imaging analysis device to a laboratory or other location.

(2) The object to be inspected is first placed on the table assembly of fig. 2 and then the sliding door of fig. 4 is closed.

(3) The miniature dual-mode imaging analysis device is activated by the controller button in fig. 4.

(4) After the start button is activated, the receiver displays normally.

(5) After the start button is turned on, the object to be detected moves to the designated position by itself in fig. 2. Meanwhile, the rotary platform starts to operate, and the object to be measured rotates along with the rotary platform.

(6) At the same time, the camera assembly starts to act to illuminate the object to be measured on the object carrying rotating platform, and the ray source starts to emit X rays to irradiate on the object to be measured.

(7) Meanwhile, the detector assembly starts to operate, so that the receiver can move up, down, left and right, and can receive the X rays and light rays on the surface of the object to be detected in an all-dimensional manner.

Meanwhile, the data of the outline, the internal organization and the like of the object to be measured can be transmitted to the receiver through the industrial camera and the CT scanner.

The embodiments described in this application are only intended to illustrate the main idea of the invention. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (1)

1. The dual-mode imaging analysis device based on the micro CT is used for combining the CT with optical imaging to realize accurate positioning and detection of biological deep tissues and flexible CT scanning, and is characterized by comprising a radiation source component, a rotating platform component, a detector component, a scanner frame component, a camera component and a protection plate;

the radioactive source assembly comprises a radioactive source assembly bottom plate, a ray source assembly, a Z-axis moving assembly, a supporting plate and a dust cover assembly; the radioactive source assembly is used for emitting X rays, and the X rays are emitted out through the trapezoidal step hole in the dust cover assembly;

the rotating platform assembly comprises a rotating platform assembly bottom plate, an X-axis moving assembly, a Y-axis moving assembly, a U-shaped organ dust cover assembly and an object carrying rotating platform assembly; the rotating platform assembly is used for bearing an object, enabling the object to be detected to move along an X axis and a Y axis within a certain range, enabling a plant to be detected to stably rotate along with the rotating platform assembly, and enabling the detector assembly and the radiation source assembly to be capable of detecting the object in an all-around mode and emitting the object to the plant to be detected respectively;

the detector assembly comprises a detector bottom plate, a detector X shaft assembly, a detector Y shaft assembly, a detector Z shaft assembly, a receiver, a dust cover organ I, a dust cover organ II and a baffle plate; the detector assembly detects nuclear radiation on an object to be detected, and the receiver moves in three directions of an X axis, a Y axis and a Z axis, so that X rays emitted by the X-ray source can be flexibly received;

the scanner frame assembly comprises a peripheral frame, a sliding door, a controller and casters, and is used for preventing imaging analysis from being interfered, facilitating movement and preventing X-rays from radiating operating personnel;

the camera component comprises a camera and a lens, a lens bottom plate and a fixing plate; the camera and the lens are arranged on the fixing plate, and the fixing plate is connected with the bottom plate; the camera assembly is fixedly connected with the protection plate at a certain angle through a bolt and is used for acquiring surface profile data of an object to be measured;

the protective plate is provided with a plurality of rectangular holes for mounting the camera component cover, the organ cover and the ray source protective plate so as to observe the penetration of the object to be detected and rays;

a support plate of the radiation source component is vertically fixed on a bottom plate of the radiation source component through bolt connection, a Z-axis moving component is fixed on the support plate through bolt connection, and the radiation source component is fixed on the support plate through bolt connection at a certain angle;

an X-axis moving assembly of the rotating table assembly is fixedly connected to a rotating table assembly bottom plate through a bolt, a Y-axis bottom plate is fixedly connected to a sliding block in the X-axis moving assembly through a bolt, and a Y-axis moving assembly is fixedly connected to a Y-axis bottom plate through a bolt; the two U-shaped organ dust covers are symmetrically arranged on the Y-axis bottom plate through bolt connection, and the loading turntable assembly is arranged in the right center of the Y-axis bottom plate and above the U-shaped organ dust covers;

a detector X shaft assembly of the detector assembly is fixedly connected to a detector bottom plate through a bolt, a detector Z shaft assembly is fixedly connected to the detector X shaft assembly through a bolt, a detector Y shaft assembly is fixedly connected to the detector Z shaft assembly through a bolt, and a receiver is installed on the detector Z shaft assembly; the baffle is fixedly connected to the Y-axis component of the detector through a bolt, and the first dustproof cover organ is fixedly connected to the baffle through a bolt and is positioned in front of the receiver; the dust cover organ is connected and fixed behind the Z axis of the detector through a bolt.

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