CN114903507A - Medical image data processing system and method - Google Patents
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- CN114903507A CN114903507A CN202210527224.2A CN202210527224A CN114903507A CN 114903507 A CN114903507 A CN 114903507A CN 202210527224 A CN202210527224 A CN 202210527224A CN 114903507 A CN114903507 A CN 114903507A
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- 238000002595 magnetic resonance imaging Methods 0.000 description 3
- 238000002600 positron emission tomography Methods 0.000 description 3
- 238000012285 ultrasound imaging Methods 0.000 description 3
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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.A side supporting 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 supporting piece, and a driving structure is arranged between the movable top plate and the base; a focusing mechanism is also arranged between the image data memory and the movable top plate, and the focusing mechanism is connected with the movable top plate and the side supporting 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 imaging part when the imaging part is close to the image mapping part, the images are repeatedly imaged through the image data memory and the imaging part, and the focal length of each imaging is changed, so that the focal length of the image projected on the image mapping part at each time is changed, the boundary and the shadow defect area of the image are fitted and corrected, and the effects of clear imaging and accurate data are achieved.
Description
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 a network processing technology gradually derived based on the current digital development, and can realize more real display of a picture. In medicine, along with the penetration of a digital image processing technology, the digital image presents related diseases, and related data on a picture are processed through the processing technology.
Medical imaging is widely used in several fields, among them CT (computed tomography), PET (positron emission tomography), MRI (magnetic resonance imaging) and UI (ultrasound imaging). In medical imaging, digital images are processed, usually by converting the digital images into relevant data and analyzing the condition of a patient according to the result presented by the relevant data.
The existing medical image processing basically and directly obtains data from CT, PET, MRI and UI, and is not ideal for processing fuzzy boundaries and partial shadow defects of images.
Disclosure of Invention
The present invention is directed to a medical image data processing system and method, which solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a 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 supporting 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 supporting 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 reciprocate close to the image mapping part;
the focusing mechanism is connected with the movable top plate and the side supporting 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 supporting piece.
The invention further defines the scheme as follows: the driving structure comprises an air cylinder vertically and fixedly arranged on the side supporting piece and a piston rod 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; the two sides of the movable top plate are respectively provided with a bulge, the center of the side support piece is provided with a hollow part, and the two sides of the hollow part are respectively provided with a sliding groove which is used for being embedded with the bulges in a sliding manner.
The invention also provides a scheme as follows: the focusing mechanism comprises two lead screws which are rotatably arranged at one end of the movable top plate close to the image data memory, and the two lead screws are arranged in parallel with the side supporting piece;
two thread sleeves which are respectively in threaded connection with the two lead screws are fixed on one side of the image data memory, the thread turning directions of the two lead screws are the same, the two lead screws are connected through a second transmission piece, and the zooming component is connected with one of the lead screws.
The invention further defines the scheme as follows: the zooming component comprises a rotating structure arranged between the movable top plate and the edge supporting piece, a one-way transmission structure connected with the rotating structure, and a transmission structure connected with the one-way transmission structure and one of the lead screws.
The invention also provides a scheme as follows: the rotating structure comprises a toothed plate vertically and fixedly mounted on the side edge supporting piece and a gear which is rotatably mounted 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 arranged on the rotating shaft through a key groove and a key in a matched mode.
The invention further defines the scheme as follows: the one-way 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 mode, and an elastic sheet 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 also provides a scheme as follows: the transmission structure comprises a middle rotating shaft rotatably mounted on the movable top plate, a first transmission piece connected with the middle rotating shaft and the ratchet wheel, and a bevel gear set 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 of the lead screws and meshed with the first bevel gear.
A medical image data processing method, comprising the steps of:
acquiring an image, 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, namely transmitting the image data stored in the step one to an imaging device and exposing the image data on a mapping plate through the imaging device according to the stored image data;
step three, fitting the boundary, repeating the operation in the step two, performing multiple exposure processing on the same image data, gradually increasing or decreasing the focal length of each exposure, performing fitting processing on the images exposed under different focal lengths, and correcting the image boundary and the shadow defect part;
and step four, data entry, namely, re-inputting the image data corrected and fitted in the step three into a database and storing the image data.
Compared with the prior art, the invention has the beneficial effects that: the image data stored in the image data memory is converted into an image by the arranged imaging part, the image is formed on the imaging part when the imaging part is close to the image mapping part, the image is repeatedly formed by the image data memory and the imaging part, and the focal length of each imaging is changed, so that the focal length of the image projected on the image mapping part is changed every time, the boundary and the shadow defect area of the image are fitted and corrected, and the effects of clear imaging and accurate data are achieved.
Drawings
Fig. 1 is a schematic configuration diagram of a medical image data processing system.
Fig. 2 is a schematic diagram of another view of the medical image data processing system.
Fig. 3 is a schematic structural view of the medical image data processing system after the base and the side support are separated from the movable top plate.
Fig. 4 is a schematic structural view of the movable top plate after the ratchet wheel is separated from the driven wheel.
FIG. 5 is a schematic diagram of a disassembled ratchet and driven wheel in the medical image data processing system.
FIG. 6 is a schematic diagram of a rear side of the medical image data processing system with the ratchet wheel and the driven wheel disassembled.
In the figure: 1. a base; 2. an image mapping section; 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. a 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 lead screw; 23. a threaded sleeve; 24. a second transmission member.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, an element described herein as being "secured to" or "disposed on" another element may be 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 as used herein are for illustrative purposes only and do not represent the only embodiments.
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 is acquired by an image acquisition device (such as CT, X-ray) and stored in an image data memory 4, and then an image is output to an image mapping part 2 on a base 1 for multiple times by an imaging part 3, and an image boundary and a shadow are fitted by means of multiple projections, so that more accurate image data is formed.
A side support 5 perpendicular to the base is fixedly arranged on one side of the base 1, a movable top plate 6 connected with the image data memory 4 is vertically and movably arranged on the side support 5, and a driving structure is arranged between the movable top plate 6 and the base 1 and used for driving the movable top plate 6 and the image data memory 4 to reciprocate close to the image mapping part 2;
every 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 to project an image on the image mapping section 2.
Image data memory 4 with still be provided with focusing mechanism between the activity roof 6, focusing mechanism connects through the subassembly that zooms movable roof 6 with side support piece 5, the subassembly that zooms is in activity roof 6 is relative during the up motion of curb plate support piece 5 through focusing mechanism drive image data memory 4 with imaging portion 3 moves roof 6 that moves relatively, to the focus that exposes when realizing imaging portion 3 and image mapping portion 2 and being close to at every turn changes, and through the border and the defect area of the projection image correction image of exposure under the different focuses, the image that makes the mapping is more accurate.
In this embodiment, the imaging part 3 is arranged to convert the image data stored in the image data memory 4 into an image and image the image on the imaging part 3 when the imaging part 3 is close to the image mapping part 2, the image is repeatedly imaged through the image data memory 4 and the imaging part 3, and the focal length of each imaging is changed, so that the focal length of the image projected on the image mapping part 2 is changed every time, the boundary and shadow defect area of the image are fitted and corrected, and the effects of clear imaging and accurate data are achieved.
As another embodiment of the present invention, the driving structure includes a cylinder 7 vertically and fixedly mounted on the side supporting member 5, and a piston rod 8 hermetically and 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;
in order to improve the stability of the movable top plate 6 relative to the movement of the side support member 5, two sides of the movable top plate 6 are respectively provided with a protrusion 10, the center of the side support member 5 is provided with a hollow part, and two sides of the hollow part are respectively provided with a sliding groove 9 which is used for being embedded with the protrusion 10 in a sliding manner.
In this embodiment, the cylinder 7 drives the piston rod 8 to extend and retract back and forth, so as to drive the movable top plate 6 to move back and forth up and down under the constraint of the protrusion 10 and the sliding groove 9, and finally the focusing mechanism drives the image data memory 4 and the imaging part 3 to move back and forth up and down.
As another embodiment of the present invention, the focusing mechanism includes two lead screws 22 rotatably mounted on one end of the movable top plate 6 adjacent to the image data storage 4, and the two lead screws 22 are arranged in parallel with the side supporting member 5;
two screw sleeves 23 respectively in threaded connection with the two lead screws 22 are fixed on one side of the image data memory 4, the thread turning directions of the two lead screws 22 are the same, the two lead screws 22 are connected through a second transmission member 24, and a zooming assembly is connected with one of the lead screws 22.
In this embodiment, during the process of the movable top plate 6 moving up and down with respect to the side support 5, the zooming assembly drives one of the lead screws 22 to rotate during the process of moving up and down, and drives the image data storage 4 to move up and down with respect to the movable top plate 6 by the screw 23, so as to change the focal length of the image exposed by 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 6 and the roof 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 one-way transmission structure, so that the transmission structure drives one of the lead screws 22 to rotate only when the movable top plate 6 moves upward relative to the side support 5.
As another embodiment of the present invention, the rotating structure comprises a toothed plate 11 vertically and fixedly mounted on the side support 5 and a gear 12 rotatably mounted on the movable top plate 6 and engaged with the toothed plate 11;
a rotating shaft 13 is horizontally and rotatably arranged on the movable top plate 6, and the gear 12 is arranged on the rotating shaft 13 through a key groove and a key in a matching mode.
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 downwards, and the rotating shaft 13 rotates clockwise when the gear 12 moves upwards.
As another embodiment of the present invention, the one-way transmission structure includes a driven wheel 14 fixed on the rotating shaft 13, a ratchet wheel 15 rotatably disposed on the outer periphery of the driven wheel 14, a pawl 16 swingably disposed on one side of the driven wheel 14, and a spring 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 rotating shaft 13 drives the driven wheel 14 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 15 to drive the ratchet 15 to rotate clockwise;
conversely, when the rotating shaft 13 drives the driven wheel 14 to rotate counterclockwise, the driven wheel 14 drives the pawl 16 to rotate counterclockwise, and at this time, the pawl 16 can pass through the ratchet groove on the inner wall of the ratchet wheel 15 by means of the yielding spring piece 17, that is, when the rotating shaft 13 rotates counterclockwise, the ratchet wheel 15 does not rotate.
As another embodiment of the present invention, the transmission structure includes a middle rotating shaft 19 rotatably mounted on the movable top plate 6, a first transmission member 18 connecting the middle rotating shaft 19 and the ratchet wheel 15, and a bevel gear set connecting the middle rotating shaft 19 and one of the lead screws 22;
the bevel gear set includes a first bevel gear 20 fixed to the central rotating shaft 19 and a second bevel gear 21 fixed to an upper end of one of the lead screws 22 and engaged with the first bevel gear 20.
In this embodiment, when the ratchet wheel 15 rotates, the first transmission member 18 drives the middle rotating shaft 19 to rotate, the rotating middle rotating 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 as to realize the zooming function.
The invention also discloses a medical image data processing method, which comprises the following steps:
acquiring an image, 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, namely transmitting the image data stored in the step one to an imaging device and exposing the image data on a mapping plate through the imaging device according to the stored image data;
step three, fitting the boundary, repeating the operation in the step two, performing multiple exposure processing on the same image data, gradually increasing or decreasing the focal length of each exposure, performing fitting processing on the images exposed under different focal lengths, and correcting the image boundary and the shadow defect part;
and step four, data entry, namely, re-inputting the image data corrected and fitted in the step three into a database and storing the 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 attributes 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A medical image data processing system comprises a base (1) and an imaging part (3) movably arranged on the base (1), wherein an image data memory (4) is integrally arranged on the imaging part (3), and an image mapping part (2) is arranged on the base (1), and is characterized in that one side of the base (1) is fixedly provided with a side support (5) perpendicular to the side support, a movable top plate (6) connected with the image data memory (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 memory (4) to be in reciprocating 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 supporting piece (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 supporting piece (5).
2. A medical image data processing system according to claim 1, wherein the driving structure comprises a cylinder (7) vertically and fixedly mounted on the side support (5) and a piston rod (8) 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); the two sides of the movable top plate (6) are respectively provided with a bulge (10), the center of the side supporting piece (5) is provided with a hollow part, and the two sides of the hollow part are respectively provided with a sliding groove (9) which is used for being embedded with the bulge (10) in a sliding manner.
3. A medical image data processing system according to claim 2, wherein the focusing mechanism comprises two lead screws (22) rotatably mounted on the movable top plate (6) at an end adjacent to the image data memory (4), the two lead screws (22) being arranged in parallel with the side support (5);
two thread 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 thread turning 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 assembly is connected with one of the lead screws (22).
4. A medical image data processing system according to claim 3, wherein the zoom assembly comprises a rotational structure provided between the movable roof (6) and the edge 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 rotary structure comprises a toothed plate (11) vertically fixedly mounted on the side support (5) and a gear (12) rotatably mounted on the movable top plate (6) and engaged with the toothed plate (11);
the movable top plate (6) is horizontally and rotatably provided with a rotating shaft (13), and the gear (12) is arranged on the rotating shaft (13) through a key groove and a key in a matched mode.
6. A medical image data processing system according to claim 5, wherein the one-way transmission structure comprises a driven wheel (14) fixed on the rotating shaft (13), a ratchet wheel (15) rotatably arranged on the periphery of the driven wheel (14), a pawl (16) arranged on one side of the driven wheel (14) in a swinging manner, 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 central axis (19) rotatably mounted on the movable top plate (6), a first transmission member (18) connecting the central axis (19) and the ratchet wheel (15), and a bevel gear set connecting the central axis (19) and one of the lead screws (22);
the bevel gear set comprises a first bevel gear (20) fixed on the middle rotating 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).
8. A method of processing medical image data using a system as claimed in any one of claims 1 to 7, comprising the steps of:
acquiring an image, namely acquiring image data of a focus of a patient through image acquisition equipment and storing the image data;
step two, image presentation, namely transmitting the image data stored in the step one to an imaging device and exposing the image data on a mapping plate through the imaging device according to the stored image data;
step three, fitting the boundary, repeating the operation in the step two, performing multiple exposure processing on the same image data, gradually increasing or decreasing the focal length of each exposure, performing fitting processing on the images exposed under different focal lengths, and correcting the boundary of the image and the shadow defect part;
and step four, data entry, namely, re-inputting the image data corrected and fitted in the step three into a database and storing the image data.
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