CN114903507B - Medical image data processing system and method - Google Patents

Medical image data processing system and method Download PDF

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Publication number
CN114903507B
CN114903507B CN202210527224.2A CN202210527224A CN114903507B CN 114903507 B CN114903507 B CN 114903507B CN 202210527224 A CN202210527224 A CN 202210527224A CN 114903507 B CN114903507 B CN 114903507B
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image data
top plate
movable top
side support
imaging
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CN114903507A (en
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张国争
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Feng Xihua
Wang Weiqing
Xiao Jingyi
Zhang Haiguang
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Xiao Jingyi
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/52Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5211Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing, e.g. low power processors, power management or thermal management

Abstract

The invention relates to a medical image processing technology, in particular to a medical image data processing system and a medical image data processing method, wherein a side support piece is fixed on one side of a base, a movable top plate connected with an image data memory is vertically and movably arranged on the side support piece, and a driving structure is arranged between the movable top plate and the base; a focusing mechanism is further arranged between the image data memory and the movable top plate and is connected with the movable top plate and the side support piece through a zooming component; the imaging part is used for converting the image data stored in the image data memory into images and imaging the images on the images when the imaging part is close to the image mapping part, the imaging is carried out repeatedly through the image data memory and the imaging part, and the focal length of each imaging is changed, so that the focal length of each image projected on the image mapping part is changed, the boundary and shadow defect area of the image are corrected in a fitting way, and the effects of clear imaging and accurate data are achieved.

Description

Medical image data processing system and method
Technical Field
The invention relates to a medical image processing technology, in particular to a medical image data processing system and a medical image data processing method.
Background
The digital image processing technology is based on the current digital development, and is a network processing technology which is gradually derived, so that the digital image processing technology can realize more real display of pictures. In medicine, with the penetration of digital image processing technology, the digital image presents related symptoms, and related data on a picture is processed by the processing technology.
Among the medical imaging fields, the medical imaging fields include CT (computed tomography), PET (positron emission tomography), MRI (magnetic resonance imaging) and UI (ultrasound imaging). The processing of digital images in medical imaging typically converts the digital images into relevant data and analyzes the patient condition for the results presented by the relevant data.
The current medical image processing takes data basically directly from CT, PET, MRI, UI, and is not ideal for processing fuzzy boundaries and partial shadow defects of the image.
Disclosure of Invention
The present invention is directed to a medical image data processing system and method, which solve the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the medical image data processing system comprises a base and an imaging part movably arranged on the base, wherein an image data memory is integrally arranged on the imaging part, and an image mapping part is arranged on the base;
a side support piece perpendicular to the base is fixedly arranged on one side of the base, a movable top plate connected with the image data storage is vertically and movably arranged on the side support piece, a driving structure is arranged between the movable top plate and the base, and the driving structure is used for driving the movable top plate and the image data storage to reciprocally approach the image mapping part;
and a focusing mechanism is further arranged between the image data memory and the movable top plate and connected with the movable top plate and the side support piece through a zooming component, and the zooming component drives the image data memory and the imaging part to move relative to the movable top plate through the focusing mechanism when the movable top plate moves upwards relative to the side support piece.
The invention further defines the scheme that: the driving structure comprises an air cylinder vertically and fixedly arranged on the side support piece and a piston rod which is hermetically and movably connected with an output port at the upper end of the air cylinder;
the upper end of the piston rod is fixed with the lower surface of the movable top plate; two sides of the movable top plate are respectively provided with a bulge, the center of the side support piece is provided with a hollowed-out part, and two sides of the hollowed-out part are respectively provided with a chute which is used for sliding and jogging with the bulge.
The invention is still further defined as: the focusing mechanism comprises two lead screws rotatably arranged at one end of the movable top plate, which is close to the image data storage, and the two lead screws are arranged in parallel with the side support piece;
two threaded sleeves which are respectively in threaded connection with two lead screws are fixed on one side of the image data memory, the threads of the two lead screws are identical in rotation direction, the two lead screws are connected through a second transmission piece, and the zooming assembly is connected with one of the lead screws.
The invention is still further defined as: the zoom assembly comprises a rotating structure arranged between the movable top plate and the vehicle edge supporting piece, a unidirectional transmission structure connected with the rotating structure, and a transmission structure connected with the unidirectional transmission structure and one screw rod.
The invention is still further defined as: the rotating structure comprises a toothed plate vertically and fixedly arranged on the side support piece and a gear rotatably arranged on the movable top plate and meshed with the toothed plate;
the movable top plate is horizontally and rotatably provided with a rotating shaft, and the gear is installed on the rotating shaft through key grooves and keys in a matched mode.
The invention is still further defined as: the unidirectional transmission structure comprises a driven wheel fixed on the rotating shaft, a ratchet wheel rotatably arranged on the periphery of the driven wheel, a pawl arranged on one side of the driven wheel in a swinging way, and a spring plate elastically connecting the pawl and the driven wheel;
the inner ring of the ratchet wheel is provided with a ratchet groove, and the pawl is matched with the ratchet groove.
The invention is still further defined as: the transmission structure comprises a middle rotating shaft rotatably arranged on the movable top plate, a first transmission piece connected with the middle rotating shaft and the ratchet wheel, and a bevel gear group connected with the middle rotating shaft and one of the lead screws;
the bevel gear set comprises a first bevel gear fixed on the middle rotating shaft and a second bevel gear fixed at the upper end of one screw rod and meshed with the first bevel gear.
A medical image data processing method, comprising the steps of:
step one, image acquisition, namely acquiring and storing image data of a focus of a patient through image acquisition equipment, wherein the image acquisition equipment comprises but is not limited to CT, X-ray and the like;
step two, image presentation, which is to transmit the image data stored in the step one to imaging equipment and expose the image data to a mapping plate through the imaging equipment according to the stored image data;
step three, boundary fitting, namely repeating the operation in the step two, performing multiple exposure treatment on the same image data, gradually increasing or decreasing the focal length of each exposure, performing fitting treatment on the exposed images under different focal lengths, and correcting the image boundary and the shadow defect part;
and step four, data entry, namely re-inputting the corrected and fitted image data in the step three into a database and storing the corrected and fitted image data.
Compared with the prior art, the invention has the beneficial effects that: the imaging part is used for converting the image data stored in the image data memory into images and imaging the images on the images when the imaging part is close to the image mapping part, the imaging is carried out repeatedly through the image data memory and the imaging part, and the focal length of each imaging is changed, so that the focal length of each image projected on the image mapping part is changed, the boundary and shadow defect area of the image are corrected in a fitting way, and the effects of clear imaging and accurate data are achieved.
Drawings
Fig. 1 is a schematic diagram of a medical image data processing system.
FIG. 2 is a schematic diagram of a structure of another view of the medical image data processing system.
FIG. 3 is a schematic view of a structure of a medical image data processing system with a base and side supports separated from a movable top plate.
Fig. 4 is a schematic view of the structure of the ratchet wheel on the movable top plate after being separated from the driven wheel.
Fig. 5 is a schematic diagram of a disassembled structure of a ratchet wheel and a driven wheel in a medical image data processing system.
FIG. 6 is a schematic view of a back side structure of a ratchet wheel and driven wheel disassembled in a medical image data processing system.
In the figure: 1. a base; 2. an image mapping unit; 3. an imaging section; 4. an image data memory; 5. a side support; 6. a movable top plate; 7. a cylinder; 8. a piston rod; 9. a chute; 10. a protrusion; 11. a toothed plate; 12. a gear; 13. a rotating shaft; 14. driven wheel; 15. a ratchet wheel; 16. a pawl; 17. a spring plate; 18. a first transmission member; 19. a middle rotating shaft; 20. a first bevel gear; 21. a second bevel gear; 22. a screw rod; 23. a screw sleeve; 24. and a second transmission member.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In addition, an element in the present disclosure may be referred to as being "fixed" or "disposed" on another element or being directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1-6, as an embodiment of the present invention, the medical image data processing system includes a base 1 and an imaging part 3 movably disposed on the base 1, an image data memory 4 is integrally disposed on the imaging part 3, and an image mapping part 2 is disposed on the base 1;
image data are acquired by image acquisition equipment (such as CT (computed tomography) and X-ray) and stored in an image data memory 4, and then the imaging part 3 outputs images to the image mapping part 2 on the base 1 for multiple times, and the boundaries and shadows of the images are fitted by multiple projections so as to form more accurate image data.
A side support 5 perpendicular to the base 1 is fixedly arranged on one side of the base 1, a movable top plate 6 connected with the image data storage 4 is vertically and movably arranged on the side support 5, a driving structure is arranged between the movable top plate 6 and the base 1, and the driving structure is used for driving the movable top plate 6 and the image data storage 4 to reciprocally approach the image mapping part 2;
each time the image data memory 4 brings the imaging section 3 close to the image mapping section 2, the imaging section 3 is exposed once, and an image is projected on the image mapping section 2.
The image data memory 4 with still be provided with focusing mechanism between the movable roof 6, focusing mechanism passes through the zoom subassembly and connects movable roof 6 with side support 5, the zoom subassembly is in movable roof 6 is relative when side support 5 up-movement drives image data memory 4 with imaging unit 3 moves relatively movable roof 6 through focusing mechanism to realize the focus change of exposing when imaging unit 3 and image mapping unit 2 are close to at every turn, the projection image through exposing under the different focuses revises boundary and defect area of image, makes the image of mapping more accurate.
In this embodiment, the image data stored in the image data memory 4 is converted into a video by the imaging section 3 provided and imaged thereon when the imaging section 3 approaches the image mapping section 2, and imaging is performed repeatedly by the image data memory 4 and the imaging section 3, and the focal length of each imaging is changed, so that the focal length of the image projected on the image mapping section 2 is changed each time to fit the boundary and shadow defect region of the corrected image, thereby achieving the effects of clear imaging and accurate data.
As another embodiment of the invention, the driving structure comprises a cylinder 7 vertically and fixedly arranged on the side support 5 and a piston rod 8 which is hermetically and movably connected with an output port at the upper end of the cylinder 7;
the upper end of the piston rod 8 is fixed with the lower surface of the movable top plate 6;
in order to improve the stability of the movable top plate 6 relative to the movement of the side support 5, a protrusion 10 is respectively arranged at two sides of the movable top plate 6, a hollow part is arranged at the center of the side support 5, and a sliding groove 9 for sliding and jogging with the protrusion 10 is respectively arranged at two sides of the hollow part.
In this embodiment, the cylinder 7 drives the piston rod 8 to reciprocate, so that the movable top plate 6 is driven to reciprocate up and down under the constraint of the protrusion 10 and the chute 9, and finally the image data memory 4 and the imaging part 3 are driven to reciprocate up and down by the focusing mechanism.
As still another embodiment of the present invention, the focusing mechanism includes two lead screws 22 rotatably mounted at one end of the movable top plate 6 adjacent to the image data memory 4, the two lead screws 22 being disposed in parallel with the side support 5;
two threaded sleeves 23 which are respectively in threaded connection with the two lead screws 22 are fixed on one side of the image data memory 4, the threads of the two lead screws 22 are in the same direction, the two lead screws 22 are connected through a second transmission piece 24, and the zooming component is connected with one lead screw 22.
In this embodiment, during the up and down movement of the movable top plate 6 relative to the side support 5, one of the screws 22 is driven to rotate during the up movement by the zoom assembly, and the image data storage 4 is driven to move up or down relative to the movable top plate 6 by the screw sleeve 23, so as to change the focal length of the exposing image of the imaging part 3 at the image mapping part 2 each time.
As still another embodiment of the present invention, the zoom assembly includes a rotating structure provided between the movable roof panel 6 and the side support 5, a one-way transmission structure connecting the rotating structure, and a transmission structure connecting the one-way transmission structure and one of the lead screws 22.
In this embodiment, when the movable top plate 6 moves relative to the side support 5, the rotating structure is driven to act, and the rotating structure is matched with the unidirectional transmission structure, so that the transmission structure drives one of the screw rods 22 to rotate only when the movable top plate 6 moves upwards relative to the side support 5.
As a further embodiment of the present invention, the rotating structure includes a toothed plate 11 vertically fixedly installed on the side support 5 and a gear 12 rotatably installed on the movable top plate 6 and engaged with the toothed plate 11;
the movable top plate 6 is horizontally rotatably provided with a rotating shaft 13, and the gear 12 is mounted on the rotating shaft 13 through key grooves and keys in a matching manner.
In this embodiment, when the movable top plate 6 moves relative to the side support 5, the gear 12 follows the movement, and the gear 12 drives the rotating shaft 13 to rotate bidirectionally under the action of the fixed toothed plate 11, specifically, the rotating shaft 13 rotates counterclockwise when the gear 12 moves downward, and the rotating shaft 13 rotates clockwise when the gear 12 moves upward.
As still another embodiment of the present invention, the unidirectional transmission structure includes a driven wheel 14 fixed on the rotation shaft 13, a ratchet wheel 15 rotatably provided on the outer circumference of the driven wheel 14, a pawl 16 swingably provided on one side of the driven wheel 14, and a spring plate 17 elastically connecting the pawl 16 and the driven wheel 14;
the inner ring of the ratchet wheel 15 is provided with a ratchet groove, and the pawl 16 is matched with the ratchet groove.
In this embodiment, when the driven wheel 14 is driven by the rotating shaft 13 to rotate clockwise, the driven wheel 14 drives the pawl 16 to rotate clockwise, and at this time, the pawl 16 cooperates with the ratchet groove on the inner wall of the ratchet wheel 15 to drive the ratchet wheel 15 to rotate clockwise;
conversely, when the rotating shaft 13 drives the driven wheel 14 to rotate anticlockwise, the driven wheel 14 drives the pawl 16 to rotate anticlockwise, and at this time, the pawl 16 can be unseated by the compression spring piece 17 to pass through the ratchet groove on the inner wall of the ratchet wheel 15, that is, when the rotating shaft 13 rotates anticlockwise, the ratchet wheel 15 does not rotate.
As a further embodiment of the present invention, the transmission structure includes a middle shaft 19 rotatably installed on the movable top plate 6, a first transmission member 18 connecting the middle shaft 19 with the ratchet 15, and a bevel gear set connecting the middle shaft 19 with one of the lead screws 22;
the bevel gear set includes a first bevel gear 20 fixed on the intermediate rotary shaft 19 and a second bevel gear 21 fixed on the upper end of one of the lead screws 22 and meshed with the first bevel gear 20.
In this embodiment, when the ratchet wheel 15 rotates, the first transmission member 18 drives the intermediate shaft 19 to rotate, the rotating intermediate shaft 19 drives the first bevel gear 20 to rotate, and the first bevel gear 20 drives the second bevel gear 21 and one of the lead screws 22 to rotate, so that the zooming function is realized.
The invention also discloses a medical image data processing method, which comprises the following steps:
step one, image acquisition, namely acquiring and storing image data of a focus of a patient through image acquisition equipment, wherein the image acquisition equipment comprises but is not limited to CT, X-ray and the like;
step two, image presentation, which is to transmit the image data stored in the step one to imaging equipment and expose the image data to a mapping plate through the imaging equipment according to the stored image data;
step three, boundary fitting, namely repeating the operation in the step two, performing multiple exposure treatment on the same image data, gradually increasing or decreasing the focal length of each exposure, performing fitting treatment on the exposed images under different focal lengths, and correcting the image boundary and the shadow defect part;
and step four, data entry, namely re-inputting the corrected and fitted image data in the step three into a database and storing the corrected and fitted image data.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. The medical image data processing system comprises a base (1) and an imaging part (3) movably arranged on the base (1), wherein an image data storage (4) is integrally arranged on the imaging part (3), an image mapping part (2) is arranged on the base (1), and the medical image data processing system is characterized in that a side support (5) perpendicular to the side support is fixedly arranged on one side of the base (1), a movable top plate (6) connected with the image data storage (4) is vertically and movably arranged on the side support (5), a driving structure is arranged between the movable top plate (6) and the base (1), and the driving structure is used for driving the movable top plate (6) and the image data storage (4) to be reciprocally close to the image mapping part (2);
a focusing mechanism is further arranged between the image data memory (4) and the movable top plate (6), the focusing mechanism is connected with the movable top plate (6) and the side support (5) through a zooming component, and the zooming component drives the image data memory (4) and the imaging part (3) to move relative to the movable top plate (6) through the focusing mechanism when the movable top plate (6) moves upwards relative to the side support (5);
the application method of the system comprises the following steps:
step one, image acquisition, namely acquiring and storing image data of a focus of a patient through image acquisition equipment; step two, image presentation, which is to transmit the image data stored in the step one to imaging equipment and expose the image data to a mapping plate through the imaging equipment according to the stored image data;
step three, boundary fitting, namely repeating the operation in the step two, performing multiple exposure treatment on the same image data, gradually increasing or decreasing the focal length of each exposure, performing fitting treatment on the exposed images under different focal lengths, and correcting the image boundary and the shadow defect part;
and step four, data entry, namely re-inputting the corrected and fitted image data in the step three into a database and storing the corrected and fitted image data.
2. A medical image data processing system according to claim 1, wherein the driving structure comprises a cylinder (7) vertically fixedly mounted on the side support (5) and a piston rod (8) sealingly movably connected to an output port at the upper end of the cylinder (7);
the upper end of the piston rod (8) is fixed with the lower surface of the movable top plate (6); two sides of the movable top plate (6) are respectively provided with a bulge (10), the center of the side support piece (5) is provided with a hollowed-out part, and two sides of the hollowed-out part are respectively provided with a sliding groove (9) which is used for being in sliding fit with the bulge (10).
3. A medical image data processing system according to claim 2, wherein said focusing mechanism comprises two lead screws (22) rotatably mounted at one end of said movable top plate (6) adjacent to said image data storage (4), two of said lead screws (22) being arranged parallel to said side support (5);
two threaded sleeves (23) which are respectively in threaded connection with the two lead screws (22) are fixed on one side of the image data storage (4), the threaded directions of the two lead screws (22) are the same, the two lead screws (22) are connected through a second transmission piece (24), and the zooming component is connected with one lead screw (22).
4. A medical image data processing system according to claim 3, wherein the zoom assembly comprises a rotational structure arranged between the movable top plate (6) and the side support (5), a unidirectional transmission structure connecting the rotational structure, and a transmission structure connecting the unidirectional transmission structure with one of the lead screws (22).
5. A medical image data processing system according to claim 4, wherein the rotating structure comprises a toothed plate (11) fixedly mounted vertically on the side support (5) and a gear wheel (12) rotatably mounted on the movable top plate (6) and engaging with the toothed plate (11);
the movable top plate (6) is horizontally rotatably provided with a rotating shaft (13), and the gear (12) is arranged on the rotating shaft (13) in a matching way through a key groove and a key.
6. A medical image data processing system according to claim 5, wherein the unidirectional transmission structure comprises a driven wheel (14) fixed on the rotation shaft (13), a ratchet wheel (15) rotatably provided on the outer periphery of the driven wheel (14), a pawl (16) swingably provided on one side of the driven wheel (14), and a spring piece (17) elastically connecting the pawl (16) and the driven wheel (14);
the inner ring of the ratchet wheel (15) is provided with a ratchet groove, and the pawl (16) is matched with the ratchet groove.
7. A medical image data processing system according to claim 6, wherein the transmission structure comprises a hub (19) rotatably mounted on the movable top plate (6), a first transmission member (18) connecting the hub (19) with the ratchet wheel (15), and a bevel gear set connecting the hub (19) with one of the lead screws (22);
the bevel gear set comprises a first bevel gear (20) fixed on the transfer shaft (19) and a second bevel gear (21) fixed at the upper end of one screw (22) and meshed with the first bevel gear (20).
CN202210527224.2A 2022-05-16 2022-05-16 Medical image data processing system and method Active CN114903507B (en)

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