CN111273698B - Width adjustment system for medical scanner - Google Patents
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- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
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Abstract
The present invention relates to a width adjustment system for a medical scanner, the system comprising: the width receiving equipment is used for sending a first driving command and simultaneously forwarding the instant human body width when the received instant human body width exceeds a preset width threshold value, and otherwise, sending a second driving command; the field adjusting device comprises a distance detecting device and a direct current motor connected with the distance detecting device, wherein the direct current motor is connected with the two side columns of the vertical human body scanning device and used for adjusting the distance between the two side columns so as to be adaptive to the received instant human body width when the first driving command is received. The width adjusting system for the medical scanner is intelligent in control, safe and reliable. The real-time scanning parameters of the human body scanning equipment can be adjusted in a self-adaptive mode according to the characteristics of different human body objects on site, so that the self-adaptive control level of relevant equipment is improved.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a width adjusting system for a medical scanner.
Background
The intelligent equipment is a product combining traditional electrical equipment with computer technology, data processing technology, control theory, sensor technology, network communication technology, power electronic technology and the like.
The intelligent device mainly comprises two key contents: self-detection is the basis for intelligent devices; self-diagnosis is the core of intelligent devices.
The intelligent equipment is highly automated mechanical and electrical integration equipment, and has high requirements on the reliability of the intelligent equipment due to the complex structure and important function in a system. The reliability of the electronic product is determined by the reliability of the components, the technical design, the process level, the technical management and the like. The reliability of the product is improved, the failure rule of the product must be mastered, and effective measures can be taken to improve the reliability of the product only by comprehensively knowing the failure rule of the product.
Disclosure of Invention
In order to solve the technical problems in the related field, the invention provides a width adjusting system for a medical scanner, which can adjust different scanning parameters of a vertical human body scanning device in real time according to different types of human body scanning objects, so that the vertical human body scanning device can adapt to various types of human body scanning objects.
For this reason, the present invention needs to have at least the following important points:
(1) when the fact that the transverse width of the currently scanned human body object is wide is detected, the transverse width of the vertical human body scanning equipment is adjusted in a self-adaptive mode to provide sufficient scanning space, and therefore the vertical human body scanning equipment can adapt to various types of human body objects;
(2) when a scanning end command is received each time, the distance between the two side columns of the vertical human body scanning equipment is recovered to be a default value, so that the influence on normal human body scanning is reduced, and the definition of a scanned image is ensured.
According to an aspect of the present invention, there is provided a width adjustment system for a medical scanner, the system comprising:
the width receiving equipment is used for receiving the instant human body width, and sending a first driving command and simultaneously forwarding the instant human body width when the received instant human body width exceeds a preset width threshold value;
the width receiving equipment is also used for sending a second driving command when the received instant human body width does not exceed the preset width threshold value;
the field adjusting device comprises a distance detecting device and a direct current motor connected with the distance detecting device, wherein the direct current motor is connected with the two side upright posts of the vertical human body scanning device and is used for adjusting the distance between the two side upright posts to be adaptive to the received instant human body width when the first driving command is received;
the direct current motor is also used for maintaining the distance between the two side upright columns unchanged when the second driving command is received;
the monitoring camera equipment is arranged right above the vertical human body scanning equipment and is used for carrying out camera shooting operation on the environment where the vertical human body scanning equipment is located so as to obtain a current camera shooting frame;
the content analysis equipment is respectively connected with the width receiving equipment and the monitoring camera equipment and is used for carrying out content analysis on the imaging pattern of the human body object in the current camera frame so as to obtain the instant human body width;
wherein, in the content analysis device, content analyzing an imaging pattern of a human object in the current camera frame to obtain the instantaneous human width comprises: calculating the instant human body width which is in direct proportion to the number of pixel points based on the number of the pixel points of the longest pixel row in the horizontal direction in the imaging pattern;
wherein, in the field adjustment device, adjusting the distance between the two side columns so as to be adapted to the received instant human body width comprises: the wider the received instant human body width is, the larger the distance between the two side upright posts is adjusted to be;
wherein, in the field adjustment device, adjusting the distance between the two side columns so as to be adapted to the received instant human body width comprises: the distance between the two side upright posts is adjusted to be in direct proportion to the received instant human body width.
The width adjusting system for the medical scanner is intelligent in control, safe and reliable. The real-time scanning parameters of the human body scanning equipment can be adjusted in a self-adaptive mode according to the characteristics of different human body objects on site, so that the self-adaptive control level of relevant equipment is improved.
Detailed Description
An embodiment of the width adjustment system for a medical scanner of the present invention will be described in detail below.
The human body scanning is a method of forming an image by irradiating a human body with light or radiation. CT is a short term for computed tomography and uses a beam of X-rays that is continuously rotated around a patient moving slowly forward to obtain a series of pictures of different slices for diagnosing morphologically or structurally altered diseases.
The human body three-dimensional scanning system is also called a three-dimensional human body measuring system and a human body digital system, and is widely applied to the fields of clothes, animation, human engineering, medicine and the like. The human body model identification tool is an ideal tool for developing human body (face) model identification, special clothing design (such as aerospace suits and diving suits), human body special equipment (human body artificial limbs and personalized weapon equipment) and developing human engineering research.
The method utilizes the advantages of rapidness of optical three-dimensional scanning and harmlessness of white light to a human body, and carries out multi-angle and multi-azimuth instantaneous scanning on the whole body or half body of the human body within 3-5 seconds. The human body whole body (half body) scanning system carries out linkage control rapid scanning on a plurality of optical three-dimensional scanners through a computer, and then realizes automatic splicing through computer software to obtain accurate and complete human body point cloud data.
The human body point cloud data acquired by the human body whole body (half body) scanning system contains accurate three-dimensional information of each part of the whole human body (the whole accuracy reaches 0.5 mm). A complete human body mesh model, namely a patch model, can be generated based on human body point cloud data, namely a point cloud data model; based on the human body point cloud data, accurate human body parameter sizes of different parts can be obtained through human body parametric digital processing software.
In the prior art, the application of human body scanning equipment is wide, wherein the most common equipment type is vertical human body scanning equipment comprising upright columns at the left side and the right side. In actual use, because the human body object that is scanned is different in size, lead to when meetting the human body object of wider size, can fill up the space between the left and right sides stand of vertical human body scanning equipment, do not provide abundant scanning space for the scanning instrument that sets up in the stand.
In order to overcome the defects, the invention builds a width adjusting system for the medical scanner and can effectively solve the corresponding technical problem.
A width adjustment system for a medical scanner is shown according to an embodiment of the present invention, including:
the width receiving equipment is used for receiving the instant human body width, and sending a first driving command and simultaneously forwarding the instant human body width when the received instant human body width exceeds a preset width threshold value;
the width receiving equipment is also used for sending a second driving command when the received instant human body width does not exceed the preset width threshold value;
the field adjusting device comprises a distance detecting device and a direct current motor connected with the distance detecting device, wherein the direct current motor is connected with the two side upright posts of the vertical human body scanning device and is used for adjusting the distance between the two side upright posts to be adaptive to the received instant human body width when the first driving command is received;
the direct current motor is also used for maintaining the distance between the two side upright columns unchanged when the second driving command is received;
the monitoring camera equipment is arranged right above the vertical human body scanning equipment and is used for carrying out camera shooting operation on the environment where the vertical human body scanning equipment is located so as to obtain a current camera shooting frame;
the content analysis equipment is respectively connected with the width receiving equipment and the monitoring camera equipment and is used for carrying out content analysis on the imaging pattern of the human body object in the current camera frame so as to obtain the instant human body width;
wherein, in the content analysis device, content analyzing an imaging pattern of a human object in the current camera frame to obtain the instantaneous human width comprises: calculating the instant human body width which is in direct proportion to the number of pixel points based on the number of the pixel points of the longest pixel row in the horizontal direction in the imaging pattern;
wherein, in the field adjustment device, adjusting the distance between the two side columns so as to be adapted to the received instant human body width comprises: the wider the received instant human body width is, the larger the distance between the two side upright posts is adjusted to be;
wherein, in the field adjustment device, adjusting the distance between the two side columns so as to be adapted to the received instant human body width comprises: the distance between the two side upright posts is adjusted to be in direct proportion to the received instant human body width.
Next, a detailed description of the structure of the width adjustment system for a medical scanner according to the present invention will be further continued.
In the width adjustment system for a medical scanner:
the distance detection equipment is used for detecting the distance between the two side upright posts and feeding back the distance to the direct current motor.
In the width adjustment system for a medical scanner:
calculating the instant human body width in direct proportion to the number of the pixel points based on the number of the pixel points of the longest pixel row in the horizontal direction in the imaging pattern comprises: and calculating the instant human body width which is in direct proportion to the number of the pixel points based on the number of the pixel points of the longest pixel row in the horizontal direction in the imaging pattern, the real-time depth of field of the human body object in the current camera shooting frame and the shooting parameters of the monitoring camera shooting equipment.
In the width adjustment system for a medical scanner:
and the direct current motor is also used for restoring the distance between the two side upright posts to be a default value when receiving a scanning ending command every time.
The width adjustment system for a medical scanner may further include:
and the flash lamp controller is positioned on one side of the monitoring camera equipment and is used for controlling the on-off of the flash lamp based on the real-time environment brightness.
In the width adjustment system for a medical scanner:
controlling the flash to turn on and off based on the real-time ambient brightness includes: and when the real-time environment brightness is less than or equal to the preset brightness threshold value, the flash lamp is turned on.
In the width adjustment system for a medical scanner:
the flash controller controlling the flash to be turned on and off based on the real-time ambient brightness includes: and when the real-time environment brightness is greater than the preset brightness threshold value, the flash lamp is turned off.
In the width adjustment system for a medical scanner:
the flash controller controlling the flash to be turned on and off based on the real-time ambient brightness includes: and when the real-time environment brightness is less than or equal to the preset brightness threshold, turning on the flash lamp and adjusting the flash brightness of the flash lamp according to the real-time environment brightness, wherein the lower the real-time environment brightness is, the higher the flash brightness of the flash lamp is.
The width adjustment system for a medical scanner may further include:
and the GPS positioning device is arranged at one side of the content analysis device and is used for providing the current GPS position of the content analysis device.
In addition, the initial GPS program was born under the leadership of the united states program office, which places 24 satellites in three orbits at 120 degrees from each other. There are 8 satellites in each orbit, and 6 to 9 satellites can be observed at any point on the earth. Thus, the coarse code precision can reach 100m, and the fine code precision is 10 m. Due to budget compression, GPS planning has to reduce the number of satellite transmissions and instead distribute 18 satellites in 6 orbits at 60 degrees from each other, however this solution does not guarantee satellite reliability. The last modification was made in 1988: the 21 working stars and the 3 spare stars work on 6 orbits at 60 degrees to each other. This is also the mode of operation used by GPS satellites.
The GPS navigation system is a radio navigation positioning system which is based on 24 global positioning artificial satellites and provides information such as three-dimensional position, three-dimensional speed and the like to all parts of the world all the time. The ground control part consists of a main control station, a ground antenna, a monitoring station and a communication auxiliary system. The second is a space part which is composed of 24 satellites and distributed on 6 orbit planes. And the third is a user device part which consists of a GPS receiver and a satellite antenna. The civil positioning precision can reach within 10 meters.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc. Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (9)
1. A width adjustment system for a medical scanner, comprising:
the width receiving equipment is used for receiving the instant human body width, and sending a first driving command and simultaneously forwarding the instant human body width when the received instant human body width exceeds a preset width threshold value;
the width receiving equipment is also used for sending a second driving command when the received instant human body width does not exceed the preset width threshold value;
the field adjusting device comprises a distance detecting device and a direct current motor connected with the distance detecting device, wherein the direct current motor is connected with the two side upright posts of the vertical human body scanning device and is used for adjusting the distance between the two side upright posts to be adaptive to the received instant human body width when the first driving command is received;
the direct current motor is also used for maintaining the distance between the two side upright columns unchanged when the second driving command is received;
the monitoring camera equipment is arranged right above the vertical human body scanning equipment and is used for carrying out camera shooting operation on the environment where the vertical human body scanning equipment is located so as to obtain a current camera shooting frame;
the content analysis equipment is respectively connected with the width receiving equipment and the monitoring camera equipment and is used for carrying out content analysis on the imaging pattern of the human body object in the current camera frame so as to obtain the instant human body width;
wherein, in the content analysis device, content analyzing an imaging pattern of a human object in the current camera frame to obtain the instantaneous human width comprises: calculating the instant human body width which is in direct proportion to the number of pixel points based on the number of the pixel points of the longest pixel row in the horizontal direction in the imaging pattern;
wherein, in the field adjustment device, adjusting the distance between the two side columns so as to be adapted to the received instant human body width comprises: the wider the received instant human body width, the greater the distance between the two side uprights that is adjusted.
2. A width adjustment system for a medical scanner as defined in claim 1, wherein:
the distance detection equipment is used for detecting the distance between the two side upright posts and feeding back the distance to the direct current motor.
3. A width adjustment system for a medical scanner as defined in claim 2, wherein:
calculating the instant human body width in direct proportion to the number of the pixel points based on the number of the pixel points of the longest pixel row in the horizontal direction in the imaging pattern comprises: and calculating the instant human body width which is in direct proportion to the number of the pixel points based on the number of the pixel points of the longest pixel row in the horizontal direction in the imaging pattern, the real-time depth of field of the human body object in the current camera shooting frame and the shooting parameters of the monitoring camera shooting equipment.
4. A width adjustment system for a medical scanner as defined in claim 3, wherein:
and the direct current motor is also used for restoring the distance between the two side upright posts to be a default value when receiving a scanning ending command every time.
5. The width adjustment system for a medical scanner of claim 4, wherein the system further comprises:
and the flash lamp controller is positioned on one side of the monitoring camera equipment and is used for controlling the on-off of the flash lamp based on the real-time environment brightness.
6. The width adjustment system for a medical scanner of claim 5, wherein:
controlling the flash to turn on and off based on the real-time ambient brightness includes: and when the real-time environment brightness is less than or equal to the preset brightness threshold value, the flash lamp is turned on.
7. A width adjustment system for a medical scanner as defined in claim 6, wherein:
the flash controller controlling the flash to be turned on and off based on the real-time ambient brightness includes: and when the real-time environment brightness is greater than the preset brightness threshold value, the flash lamp is turned off.
8. A width adjustment system for a medical scanner as defined in claim 7, wherein:
the flash controller controlling the flash to be turned on and off based on the real-time ambient brightness includes: and when the real-time environment brightness is less than or equal to the preset brightness threshold, turning on the flash lamp and adjusting the flash brightness of the flash lamp according to the real-time environment brightness, wherein the lower the real-time environment brightness is, the higher the flash brightness of the flash lamp is.
9. A width adjustment system for a medical scanner as set forth in claim 8, further comprising:
and the GPS positioning device is arranged at one side of the content analysis device and is used for providing the current GPS position of the content analysis device.
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| CN202010073271.5A CN111273698B (en) | 2020-01-22 | 2020-01-22 | Width adjustment system for medical scanner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240193980A1 (en) * | 2022-12-10 | 2024-06-13 | Hon Hai Precision Industry Co., Ltd. | Method for recognizing human body area in image, electronic device, and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7003070B1 (en) * | 2004-08-03 | 2006-02-21 | William Barry Chen | Upright CT scanner |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103040480A (en) * | 2012-12-11 | 2013-04-17 | 北京天海元科技有限公司 | Digital X-ray medical treatment image system |
| CN203506735U (en) * | 2013-07-24 | 2014-04-02 | Mt&T有限公司 | Vertical CT machine |
| CN105300469A (en) * | 2015-09-16 | 2016-02-03 | 河海大学常州校区 | Moving gantry type measuring system and method for vehicle-mounted material volume |
| CN105472199A (en) * | 2015-11-14 | 2016-04-06 | 合肥骇虫信息科技有限公司 | Vertical scanner |
| CN105852893A (en) * | 2016-04-14 | 2016-08-17 | 杭州美诺瓦医疗科技股份有限公司 | Human body parameter detector for medical imaging system and intelligent digital X-ray machine |
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| US20240193980A1 (en) * | 2022-12-10 | 2024-06-13 | Hon Hai Precision Industry Co., Ltd. | Method for recognizing human body area in image, electronic device, and storage medium |
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