CN112075947B - Real-time X-ray medical image acquisition device and acquisition method - Google Patents
Real-time X-ray medical image acquisition device and acquisition method Download PDFInfo
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- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000004804 winding Methods 0.000 claims abstract description 14
- 230000000903 blocking effect Effects 0.000 claims description 20
- 239000000758 substrate Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000001815 facial effect Effects 0.000 claims 1
- 230000005855 radiation Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 206010034972 Photosensitivity reaction Diseases 0.000 description 1
- 206010070834 Sensitisation Diseases 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
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- 210000003205 muscle Anatomy 0.000 description 1
- 238000010827 pathological analysis Methods 0.000 description 1
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- A61B6/44—Constructional features of apparatus for radiation diagnosis
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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
- A61B6/10—Safety means specially adapted therefor
- A61B6/107—Protection against radiation, e.g. shielding
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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
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Abstract
The invention discloses a real-time X-ray medical image acquisition device and an acquisition method, and relates to the technical field of medical X-rays. In the invention, the following components are added: an X-ray irradiation tube distribution area is arranged on the X-ray irradiation assembly, and a main X-ray irradiation tube is fixedly arranged at the center of the X-ray irradiation tube distribution area; a plurality of first inner ring X-ray irradiation tubes are spirally distributed in the X-ray irradiation tube distribution area; a plurality of second inner ring X-ray irradiation tubes are spirally distributed in the X-ray irradiation tube distribution area; the first inner ring X-ray irradiation tubes and the second inner ring X-ray irradiation tubes on the corresponding positions are distributed in a staggered manner; the interval between the adjacent first inner ring X-ray irradiation tubes on the rotating position is gradually increased; the distance between the adjacent X-ray irradiation tubes of the second inner ring on the spiral position is gradually increased; the external winding mechanism winds and releases the shading soft body downwards. The invention reduces unnecessary X-ray irradiation areas and reduces the damage to human bodies; meanwhile, the centralization of auxiliary irradiation is avoided, and the local irradiation intensity of the point location is reduced.
Description
Technical Field
The invention relates to the technical field of medical X-rays, in particular to a real-time X-ray medical image acquisition device and an acquisition method.
Background
X-rays are used in medical diagnostics, mainly based on the penetration, differential absorption, photosensitivity and fluorescence of X-rays. Since the X-rays are absorbed to different degrees when passing through the human body, if the X-rays absorbed by bones are more than the X-rays absorbed by muscles, the X-rays after passing through the human body are different, so that the information of the density distribution of each part of the human body is carried, and the intensity of fluorescence or sensitization caused on a fluorescent screen or a photographic film is greatly different, so that shadows with different densities are displayed on the fluorescent screen or the photographic film. According to the contrast of shade and shade, the clinical manifestation, the test result and the pathological diagnosis are combined to judge whether a certain part of the human body is normal or not.
In the process of performing X-ray irradiation inspection on a human body, it is self-evident how to adaptively reduce unnecessary X-ray irradiation areas when performing radioactive irradiation on a specific human body part, avoid the point concentration degree of auxiliary X-ray irradiation, and perform X-ray auxiliary irradiation collection in a linearization manner, thereby becoming a problem to be solved in the present application.
Disclosure of Invention
The invention aims to solve the technical problem of providing a real-time X-ray medical image acquisition device and an acquisition method, so that unnecessary X-ray irradiation areas are reduced, and the damage to human bodies is reduced; meanwhile, the centralization of auxiliary irradiation is avoided, and the local irradiation intensity of the point location is reduced.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention provides a real-time X-ray medical image acquisition device, which comprises an irradiation receiving support substrate, wherein an upper installation component is irradiated above the irradiation receiving support substrate, an X-ray irradiation component is arranged on the upper installation component, an X-ray irradiation pipe distribution area is arranged on the X-ray irradiation component, and a main X-ray irradiation pipe is fixedly arranged at the center position of the X-ray irradiation pipe distribution area; a plurality of first inner ring X-ray irradiation tubes are spirally distributed in the X-ray irradiation tube distribution area; a plurality of second inner ring X-ray irradiation tubes are spirally distributed in the X-ray irradiation tube distribution area; the first inner ring X-ray irradiation tubes and the second inner ring X-ray irradiation tubes on the corresponding positions are distributed in a staggered manner; the interval between the adjacent first inner ring X-ray irradiation tubes on the rotating position is gradually increased; the distance between the adjacent second inner ring X-ray irradiation tubes at the spiral position is gradually increased.
The lower side of the upper mounting component is fixedly provided with a group of side matching plates; the inner side direction of each side matching plate is fixedly provided with a telescopic adjusting device; the telescopic adjusting device is fixedly connected with a light blocking absorbing plate through a telescopic connecting rod at the output end; an external winding mechanism is fixedly arranged at the outer side position of each side matching plate; the external winding mechanism winds and releases the shading soft body downwards.
As a preferable technical scheme of the invention, the interval between the adjacent first inner ring X-ray irradiation tubes at the spiral position is increased in an arithmetic progression; the interval between adjacent second inner ring X-ray irradiation tubes at the spiral position is increased in an arithmetic progression.
As a preferable technical scheme of the invention, the intensity of the X-ray irradiation of the main X-ray irradiation tube is higher than that of the X-ray irradiation of the first inner ring X-ray irradiation tube; the X-ray irradiation intensity of the first inner ring X-ray irradiation tube is higher than that of the second inner ring X-ray irradiation tube.
As a preferable technical scheme of the invention, the light blocking and absorbing plate is provided with a surrounding light blocking plate; the light blocking and absorbing plate and the edge light blocking plate are matched with the position of the distribution area of the X-ray irradiation tube; the inner side of the light-blocking absorption plate is coated with a lead layer coating film; the inner layer of the shading soft body is coated with a lead layer.
A real-time X-ray medical image acquisition method comprises the following steps:
firstly, analyzing the current part to be detected of a human body, and adjusting intensity parameters required by X-ray irradiation according to characteristic data of the height, weight and weight of the human body;
the second step, according to the part needing to be irradiated, the telescopic adjusting device drives and adjusts the light blocking absorbing plate to block the first inner ring X-ray irradiation tube and the second inner ring X-ray irradiation tube which exceed the range of the body part needing to be irradiated;
thirdly, after the human body is conveyed to a designated position, the external winding mechanism starts to put down shading software, and performs external shading on the head and corresponding parts of the human body;
and fourthly, starting the main X-ray irradiation tube, and starting a plurality of first inner ring X-ray irradiation tubes distributed spirally or starting a plurality of second inner ring X-ray irradiation tubes distributed spirally or starting the first inner ring X-ray irradiation tubes and the second inner ring X-ray irradiation tubes simultaneously according to the required X-ray irradiation range and irradiation intensity.
As a preferable technical scheme of the invention, the lower end of the shading software is provided with a pressure sensor or a contact sensing mechanism, and when the lower end of the shading software contacts a human body, the external winding mechanism stops to lower the shading software.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the X-ray shielding device, the position of the light blocking absorbing plate is adjusted through the telescopic adjusting device, the X-ray shielding is carried out on a part of areas which do not need to be irradiated, when the spiral first inner X-ray irradiation tube and the spiral second inner X-ray irradiation tube carry out integral power supply radiation, the first inner X-ray irradiation tube and the second inner X-ray irradiation tube in the non-areas can radiate the parts of a human body, and the shielding is carried out in an exclusionary mode through the shielding software, so that unnecessary X-ray irradiation areas are reduced, and the damage to the human body is reduced;
2. the invention reduces the damage of the surrounding tissues of the human body part to be detected by gradually reducing the auxiliary intensity of the irradiation lamp tube from inside to outside through the equi-differential array parameter interval distribution of the irradiation lamp tube on the spiral line or the corresponding linearization parameter distribution.
3. The first inner X-ray irradiation tube and the second inner X-ray irradiation tube are distributed in a staggered and matched mode, so that auxiliary irradiation centralization is avoided, and the local irradiation intensity of the point location is reduced.
Drawings
FIG. 1 is a schematic view of the overall device structure of the present invention;
FIG. 2 is a schematic view of the distribution area of the X-ray tube according to the present invention;
FIG. 3 is a schematic view of the structure of FIG. 2 with a partial enlargement at A;
FIG. 4 is a logic diagram of a real-time X-ray medical image acquisition illumination system according to the present invention;
wherein: 1-irradiating a receiving support substrate; 2-upper mounting assembly; a 3-X light irradiation assembly; 4-X-ray irradiation tube distribution area; 5-side mating plates; 6-a telescopic adjusting device; 7-a light-blocking absorber; 8-a border barrier; 9-an external winding mechanism; 10-shading software; 11-a first inner ring X-ray irradiation tube; 12-a second inner ring X-ray irradiation tube; 13-a main X-ray irradiation tube; m, N-equi-differential distribution intervals.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The invention relates to a real-time X-ray medical image acquisition device, which comprises an irradiation receiving support substrate 1, wherein an upper installation component 2 irradiates above the irradiation receiving support substrate 1, an X-ray irradiation component 3 is arranged on the upper installation component 2, an X-ray irradiation pipe distribution area 4 is arranged on the X-ray irradiation component 3, and a main X-ray irradiation pipe 13 is fixedly arranged at the center position of the X-ray irradiation pipe distribution area 4; a plurality of first inner ring X-ray irradiation tubes 11 are spirally distributed in the X-ray irradiation tube distribution area 4; a plurality of second inner ring X-ray irradiation tubes 12 are spirally distributed in the X-ray irradiation tube distribution area 4; the first inner ring X-ray irradiation tubes 11 and the second inner ring X-ray irradiation tubes 12 at corresponding positions are distributed in a staggered manner; the interval between the adjacent first inner ring X-ray irradiation tubes 11 on the spiral position is gradually increased; the pitch between the adjacent second inner ring X-ray irradiation tubes 12 at the spiral position gradually increases.
A group of side matching plates 5 are fixedly arranged on the lower side of the upper mounting assembly 2; the inner side direction of each side matching plate 5 is fixedly provided with a telescopic adjusting device 6; the telescopic adjusting device 6 is fixedly connected with a light blocking absorbing plate 7 through a telescopic connecting rod at the output end; an external winding mechanism 9 is fixedly arranged at the outer side position of each side matching plate 5;
the external winding mechanism 9 winds and releases the shading software 10 downwards.
Further, the interval between the adjacent first inner ring X-ray irradiation tubes 11 at the spiral position increases in an arithmetic progression; the interval between the adjacent second inner ring X-ray irradiation tubes 12 at the spiral position increases in an arithmetic progression.
Further, the X-ray irradiation intensity of the main X-ray irradiation tube 13 is higher than that of the first inner ring X-ray irradiation tube 11; the first inner ring X-ray irradiation tube 11 has an X-ray irradiation intensity higher than that of the second inner ring X-ray irradiation tube 12.
Further, a side surrounding light barrier 8 is arranged on the light blocking and absorbing plate 7; the light blocking and absorbing plate 7 and the edge surrounding light blocking plate 8 are matched with the position of the X-ray irradiation tube distribution area 4; the inner side of the light-blocking absorbing plate 7 is coated with a lead layer coating film; the inner layer of the shading software 10 is coated with a lead layer.
A real-time X-ray medical image acquisition method comprises the following steps:
firstly, analyzing the current part to be detected of a human body, and adjusting intensity parameters required by X-ray irradiation according to characteristic data of the height, weight and weight of the human body;
the second step, according to the part needing to be irradiated, the telescopic adjusting device 6 drives and adjusts the light blocking absorbing plate 7 to shield the first inner ring X-ray irradiation tube 11 and the second inner ring X-ray irradiation tube 12 beyond the range of the body part needing to be irradiated;
thirdly, after the human body is conveyed to a specified position, the external winding mechanism 9 starts to put down the shading software 10 to perform external shading on the head and the corresponding parts of the human body;
fourth, the main X-ray irradiation tube 13 is started, and according to the required X-ray irradiation range and irradiation intensity, a plurality of first inner ring X-ray irradiation tubes 11 distributed spirally are started, or a plurality of second inner ring X-ray irradiation tubes 12 distributed spirally are started, or the first inner ring X-ray irradiation tubes 11 and the second inner ring X-ray irradiation tubes 12 are started at the same time.
Further, a pressure sensor or a contact sensing mechanism is arranged at the lower end of the shading software 10, and when the lower end of the shading software 10 is contacted with a human body, the external winding mechanism 9 stops the lowering of the shading software.
In the present invention:
after the corresponding body part of the human body reaches the distribution area 4 of the X-ray irradiation tube, the telescopic adjusting device 6 adjusts the position of the light blocking absorbing plate 7, and performs X-ray shielding on the area which is not required to be irradiated (the normal radiation of other X-ray irradiation tubes is not influenced), as shown in fig. 2, when the light blocking absorbing plate 7 shields the part except for the S-T, the first inner X-ray irradiation tube 11 and the second inner X-ray irradiation tube 12 in the spiral shape perform integral power supply radiation, the first inner X-ray irradiation tube 11 and the second inner X-ray irradiation tube 12 in the S-T area can radiate the body part, so that the unnecessary X-ray irradiation area is reduced, and the damage to the human body is reduced.
In the distribution state of the first inner ring X-ray tube 11 and the second inner ring X-ray tube 12, the helically distributed light tubes are distributed along the helical line, as shown in fig. 3, the intervals among the X-ray tubes 12d, 12e, 12f in the second inner ring X-ray tube 12 are M, N, N > M, and the intervals on the helical line represent an arithmetic series parameter distribution, or a corresponding linearization parameter distribution, and the auxiliary intensity of the light tubes is gradually reduced from inside to outside, so as to reduce the damage of the tissues around the human body part to be detected.
As shown in fig. 2 and 3, the first inner-ring X-ray irradiation tube 11 and the second inner-ring X-ray irradiation tube 12 are distributed in a staggered and matched manner, so that the concentration of auxiliary irradiation is avoided, and the local irradiation intensity of the point location is reduced.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (6)
1. The utility model provides a real-time X line medical image acquisition device, is including shining and receiving supporting substrate (1), it has upper portion installation component (2) to shine and receive supporting substrate (1) top irradiation, upper portion installation component (2) facial make-up is equipped with X light irradiation subassembly (3), be equipped with X light irradiation pipe distribution area (4), its characterized in that on X light irradiation subassembly (3):
a main X-ray irradiation tube (13) is fixedly arranged at the center of the X-ray irradiation tube distribution area (4);
a plurality of first inner ring X-ray irradiation tubes (11) are spirally distributed in the X-ray irradiation tube distribution area (4);
a plurality of second inner ring X-ray irradiation tubes (12) are spirally distributed in the X-ray irradiation tube distribution area (4);
the first inner ring X-ray irradiation tubes (11) and the second inner ring X-ray irradiation tubes (12) at corresponding positions are distributed in a staggered manner;
the interval between the adjacent first inner ring X-ray irradiation tubes (11) on the spiral position is gradually increased;
the interval between the adjacent second inner ring X-ray irradiation tubes (12) on the spiral position is gradually increased;
a group of side matching plates (5) are fixedly arranged on the lower side of the upper mounting assembly (2);
a telescopic adjusting device (6) is fixedly arranged at the inner side position of each side matching plate (5);
the telescopic adjusting device (6) is fixedly connected with a light blocking absorbing plate (7) through a telescopic connecting rod at the output end;
an external winding mechanism (9) is fixedly arranged at the outer side position of each side matching plate (5);
the external winding mechanism (9) winds and releases the shading software (10) downwards.
2. The real-time X-ray medical image acquisition apparatus of claim 1, wherein:
the interval between adjacent first inner ring X-ray irradiation tubes (11) at the spiral position is increased in an arithmetic progression;
the interval between the adjacent second inner ring X-ray irradiation tubes (12) at the spiral position is increased in an arithmetic progression.
3. The real-time X-ray medical image acquisition apparatus of claim 1, wherein:
the X-ray irradiation intensity of the main X-ray irradiation tube (13) is higher than that of the first inner ring X-ray irradiation tube (11);
the X-ray irradiation intensity of the first inner ring X-ray irradiation tube (11) is higher than that of the second inner ring X-ray irradiation tube (12).
4. The real-time X-ray medical image acquisition apparatus of claim 1, wherein:
the light blocking and absorbing plate (7) is provided with a border light blocking plate (8);
the light blocking and absorbing plate (7) and the edge surrounding light blocking plate (8) are matched with the position of the X-ray irradiation tube distribution area (4);
the inner side of the light-blocking absorption plate (7) is coated with a lead layer coating film;
the inner layer of the shading software (10) is coated with a lead layer.
5. A real-time X-ray medical image acquisition method is characterized in that:
firstly, analyzing the current part to be detected of a human body, and adjusting intensity parameters required by X-ray irradiation according to characteristic data of the height, weight and weight of the human body;
the second step, according to the part needing to be irradiated, the telescopic adjusting device (6) drives and adjusts the light blocking absorbing plate (7) to block the first inner ring X-ray irradiation tube (11) and the second inner ring X-ray irradiation tube (12) beyond the range of the body part needing to be irradiated;
thirdly, after the human body is conveyed to a designated position, the external winding mechanism (9) starts to put down the shading software (10) to carry out external shading on the head and the corresponding parts of the human body;
starting a main X-ray irradiation tube (13), and starting a plurality of first inner ring X-ray irradiation tubes (11) in spiral distribution, or starting a plurality of second inner ring X-ray irradiation tubes (12) in spiral distribution, or starting the first inner ring X-ray irradiation tubes (11) and the second inner ring X-ray irradiation tubes (12) at the same time according to the required X-ray irradiation range and irradiation intensity;
wherein, the interval between adjacent first inner ring X-ray irradiation tubes (11) on the spiral position is gradually increased;
the distance between the adjacent second inner ring X-ray irradiation tubes (12) on the spiral position is gradually increased.
6. The method for acquiring real-time X-ray medical images according to claim 5, wherein:
the lower end of the shading software (10) is provided with a pressure sensor or a contact sensing mechanism, and when the lower end of the shading software (10) is contacted with a human body, the external winding mechanism (9) stops releasing the shading software.
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| CN202010853760.2A CN112075947B (en) | 2020-08-24 | 2020-08-24 | Real-time X-ray medical image acquisition device and acquisition method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101919701A (en) * | 2006-07-14 | 2010-12-22 | Ge医疗系统环球技术有限公司 | X-ray hybrid diagnosis system |
| CN103829960A (en) * | 2012-11-19 | 2014-06-04 | 三星电子株式会社 | Radiation imaging apparatus, computed tomography apparatus, and radiation imaging method |
| CN104337540A (en) * | 2013-07-31 | 2015-02-11 | 西门子公司 | X-ray unit with slit aperture |
| JP2015047392A (en) * | 2013-09-03 | 2015-03-16 | 株式会社島津製作所 | X-ray tomography apparatus |
| CN107647878A (en) * | 2017-11-15 | 2018-02-02 | 上海联影医疗科技有限公司 | Method, system and the computer equipment of CT imagings |
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2020
- 2020-08-24 CN CN202010853760.2A patent/CN112075947B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101919701A (en) * | 2006-07-14 | 2010-12-22 | Ge医疗系统环球技术有限公司 | X-ray hybrid diagnosis system |
| CN103829960A (en) * | 2012-11-19 | 2014-06-04 | 三星电子株式会社 | Radiation imaging apparatus, computed tomography apparatus, and radiation imaging method |
| CN104337540A (en) * | 2013-07-31 | 2015-02-11 | 西门子公司 | X-ray unit with slit aperture |
| JP2015047392A (en) * | 2013-09-03 | 2015-03-16 | 株式会社島津製作所 | X-ray tomography apparatus |
| CN107647878A (en) * | 2017-11-15 | 2018-02-02 | 上海联影医疗科技有限公司 | Method, system and the computer equipment of CT imagings |
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