CN215687948U - Medical image CT system adopting wireless data transmission - Google Patents

Abstract

The utility model provides a medical image CT system adopting wireless data transmission, which at least comprises a bulb tube, a detector and a wireless communication device connected with the detector, wherein the detector comprises a shell, a DAS module and a main control board communicated with the DAS module are arranged in the shell, the wireless communication device comprises a wireless router, a communication network cable extends out from the port of the main control board to the direction of the shell and is connected and communicated with the port of the wireless router, in a working state, after X rays generated by the bulb tube are received by the detector, the data are converted into electric signals and transmitted to the wireless router through the communication network cable, the wireless router is connected with a fixed router arranged in a CT shielding room in a bridging mode and transmits the data, the fixed router transmits the data to a main control console of a main control room through the network cable, the traditional slip ring data transmission mode is replaced, and the production cost of CT equipment is reduced Powerful, the reduction in production cost compared with prior art.

Description

Medical image CT system adopting wireless data transmission

Technical Field

The utility model belongs to the technical field of CT ray images, and particularly relates to a medical image CT system adopting wireless data transmission.

Background

In China, with the continuous acceleration of economic construction, the living standard of people is greatly improved, and the help of people is more and more obvious in the medical field. In the medical field, a CT machine is an advanced apparatus capable of observing a patient through medical images.

Ct (computed tomography), namely, computed tomography, which uses precisely collimated X-ray beams, gamma rays, ultrasonic waves, etc. to scan sections of a human body one after another around a certain part of the human body together with a detector with extremely high sensitivity, has the characteristics of fast scanning time, clear images, etc., and can be used for the examination of various diseases; the following can be classified according to the radiation used: x-ray CT (X-CT), and gamma-ray CT (gamma-CT).

At present, most of medical image CT equipment adopts slip ring radio frequency communication transmission for data transmission with a main control room, the existing detectors convert received X-rays into electric signals, then transmit the electric signals to a rotor slip ring radio frequency control box through optical fibers, then transmit the electric signals to a stator control box through an antenna of the rotor control box, and then transmit the electric signals to the console of the main control room through the optical fibers. The problems existing at present are that the cost of a slip ring for data transmission of the detector is high, the quality of the slip ring is general, and the shelf life is long.

At present, there is no technical solution for solving the above technical problems, and specifically, there is no medical image CT system using wireless data transmission.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical defects in the prior art, the detector data transmission mode is used for replacing the traditional slip ring data transmission mode, and the TCP Ethernet transmission protocol and the retransmission mechanism are realized in a wireless transmission mode, so that the data transmission reliability is ensured, the production cost of the CT equipment is reduced, and the practical value of the CT equipment is improved. The utility model aims to provide a medical image CT system adopting wireless data transmission, which at least comprises a bulb tube, a detector and a wireless communication device connected with the detector, wherein the detector comprises a shell, a DAS module and a main control board communicated with the DAS module are arranged in the shell, wherein, the wireless communication device comprises a wireless router, a communication network cable extends out from the port of the main control board to the direction of the shell and is connected with the port of the wireless router for communication, in a working state, after the X-ray generated by the bulb tube is received by the detector, the data is converted into an electric signal and transmitted to the wireless router through the communication network cable, the wireless router is connected with a fixed router arranged in the CT shielding room in a bridging mode and transmits data, and the fixed router transmits the data to a master control console of a master control room through a network cable.

Preferably, the fixed metal plate arranged on the shell is fixedly connected with a rack of the CT system.

Preferably, the main control board is fixed to the housing through a back board.

Preferably, the wireless communication device further comprises a low voltage power box electrically connected with the wireless router.

Preferably, the high-voltage transformer is connected with the bulb tube.

Preferably, the ball tube cooling device further comprises an oil cooling system, and the oil cooling system acts on the ball tube.

The utility model provides a medical image CT system adopting wireless data transmission, which adopts the working principle that a bulb tube is exposed to generate X rays, a detector converts the received X rays into electric signals, and then the electric signals are transmitted to a wireless router through a network cable interface of a main control board of the detector, the wireless router is connected with a fixed router arranged in a CT shielding room in a bridging mode and transmits data, and the fixed router transmits the data to a main control console of a main control room through a network cable, thereby replacing the traditional slip ring data transmission mode, realizing the transmission protocol and retransmission mechanism of a TCP Ethernet, ensuring the reliable transmission of the data, reducing the production cost of CT equipment and improving the practical value of the CT equipment. The utility model has simple structure and powerful function, reduces the production cost compared with the prior art, and is safe and convenient.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic diagram illustrating a connection structure of a medical image CT system using wireless data transmission according to an embodiment of the present invention; and

fig. 2 shows a cross-sectional view of the internal structure of the probe in an operating state, according to a first embodiment of the utility model;

in fig. 1 and 2: a detector 1; a low-voltage power supply box 2; a wireless router 3; an oil cooling system 4; a bulb 5; a high-voltage transformer tank 6; fixing the metal plate 7; a main control board 8; a back plate 9; a DAS module 10; a fixed router 11; a console 12.

Detailed Description

In order to better and clearly show the technical scheme of the utility model, the utility model is further described with reference to the attached drawings.

Fig. 1 is a schematic diagram illustrating a connection structure of a medical image CT system using wireless data transmission according to an embodiment of the present invention; and fig. 2 shows a cross-sectional view of the internal structure of the detector in a working state according to the first embodiment of the present invention, wherein the detector includes a housing, and a DAS module and a main control board communicating with the DAS module are disposed in the housing. It is understood by those skilled in the art that the present invention is intended to specifically describe the operation principle and mechanical structure of the significant progress involved in the present application, so that some unimportant structures and components such as screws, rotation shafts, etc. are not labeled and shown in fig. 1 to fig. 2 of the present application, but this does not mean that these components are not present in the actual operation, and all technical solutions formed by combining the CT system of the prior art are technical solutions that need to be protected by the present application on the premise of having the technical means described in the present application, and this does not affect the technical implementation of the present application, and therefore, no detailed description is given here.

In the first embodiment of the present application, a medical image CT system using wireless data transmission at least includes a ball tube 5, a detector 1 and a wireless communication device connected to the detector 1, wherein the detector 1 includes a housing, the housing is provided with a DAS module 10 and a main control board 8 communicating with the DAS module 10, wherein the wireless communication device includes a wireless router 3, a communication network cable extends from a port of the main control board 8 to the housing direction and communicates with a port of the wireless router 3, in a working state, after an X-ray generated by the ball tube 5 is received by the detector 1, the X-ray converts the data into an electrical signal and transmits the electrical signal to the wireless router 3 through the communication network cable, the wireless router 3 is connected to a fixed router 11 arranged in a CT shield room in a bridging manner and transmits the data, the fixed router 11 transmits data to a main console 12 of a main control room through a network cable.

The technical personnel understand that when the medical image CT system adopting wireless data transmission works, the bulb tube 5 is a ray generating device, X rays are generated by exposure, the DAS module 10 of the detector 1 receives the X rays and converts the X rays into electric signals, and then the electric signals are transmitted to the wireless router 3 through the network cable interface of the main control board 8 of the detector 1, the wireless router 3 is connected with the fixed router 11 arranged in the CT shielding room in a bridging mode and transmits data, the fixed router 11 transmits the data to the main control console 12 of the main control room through the network cable for data processing, and the traditional slip ring data transmission mode is replaced，And a TCP Ethernet transmission protocol and a retransmission mechanism are realized, and the reliable transmission of data is ensured.

Further, on the basis of the first embodiment, the fixing metal plate 7 arranged on the shell is fixedly connected with the rack of the CT system, that is, the shell of the detector 1 is fixedly connected with the rack of the CT system through the fixing metal plate 7, so that the stability of the detector 1 is improved.

Further, on the basis of the first embodiment, the main control board 8 is fixed to the housing through the back plate 9, so that the stability of the main control board 8 is improved.

Further, on the basis of the first embodiment, the wireless communication device further includes a low-voltage power supply box 2, the low-voltage power supply box 2 is electrically connected with the wireless router 3, and the low-voltage power supply box 2 provides power for the wireless router 3, so that the wireless router 3 is ensured to be normally used.

Further, on the basis of the first embodiment, the high-voltage transformer 6 is further included, the high-voltage transformer 6 is connected with the bulb 5, and the high-voltage transformer 6 is mainly used for generating stable high-frequency inverted direct-current high-voltage supply bulb 5 with sufficient power under the control of a computer program of a CT system main console and providing voltage for a rotating anode driving circuit; the filament current control circuit supplies the bulb tube filament to generate stable tube current.

Further, on the basis of the first embodiment, the CT bulb tube comprises an oil cooling system 4, wherein the oil cooling system 4 acts on the bulb tube 5, a tube core of the CT bulb tube mainly comprises a filament, a rotating target disc and a vacuum cavity, the working principle of the CT bulb tube is that the filament is heated to generate hot electrons, the heavy metal target disc is bombarded under the action of a high-voltage direct-current electric field to generate X rays, 99% of electric energy is converted into heat energy and 1% of electric energy is converted into ray energy when the CT bulb tube is exposed, the main reason for damage of the CT bulb tube is overheating, the oil cooling system 4 is arranged, the heat is absorbed by insulating oil between the tube core and a tube shell, the heat is circulated through an oil path, the heat is exchanged with air inside a rack where the CT bulb tube is located through a heat exchanger, and the heat is discharged through an air heat exchange system inside the rack.

Those skilled in the art understand that, in order to better and faster realize the data transmission in the wireless router to the master station in the master room, a signal amplifier and the like can be added on the wireless router to enhance the data reception of the master station in the master room.

More specifically, since the CT data has real-time performance, it needs to add protection for data security and prevent data loss, in a preferred embodiment of the present application, two or more wireless routers may be provided, and accordingly, a plurality of network cables may extend from the main control board 8 to connect with a plurality of wireless routers, and this has the advantages that:

firstly, the wireless router can be set to be in a main standby mode, namely when the main wireless router is used, the standby wireless router does not work, and when the main wireless router is damaged or fails, a plurality of standby wireless routers work;

secondly, the data transmission rate is increased, specifically, the CT data is preferably divided into a plurality of fragment data, the plurality of wireless routers respectively transmit the plurality of fragment data, and finally the data integration is completed in a master console of a master control room, so that the transmission load of a single wireless router can be further reduced, and the data transmission efficiency is improved;

and thirdly, other functions can be conveniently expanded, when data upgrading of the wireless transmission CT system exists, data transmission from the CT end to the main control room main control station end can be completed under the condition of working at one side, and data transmission from upgrading data and instruction data of the main control room main control station end to the CT end is completed in other wireless routers, so that signal and channel interference is prevented.

In the description provided herein, certain specific details are set forth. It is understood, however, that embodiments of the utility model may be practiced without these specific details. In some embodiments, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Furthermore, those of skill in the art will understand that although some embodiments described herein include some features included in other embodiments, not others, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments. For example, in the claims, any of the claimed embodiments may be used in any combination.

It should be noted that the above-mentioned embodiments illustrate rather than limit the utility model, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. The word "comprising" does not exclude the presence of elements not listed in a claim.

The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the utility model.

Claims (6)

1. A medical image CT system adopting wireless data transmission is characterized by at least comprising a bulb tube (5), a detector (1) and a wireless communication device connected with the detector (1), wherein the detector (1) comprises a shell, a DAS (data acquisition System) module (10) and a main control board (8) communicated with the DAS module (10) are arranged in the shell, the wireless communication device comprises a wireless router (3), a communication network cable extends out from a port of the main control board (8) to the direction of the shell and is connected and communicated with a port of the wireless router (3), in a working state, after X-rays generated by the bulb tube (5) are received by the detector (1), data are converted into electric signals and transmitted to the wireless router (3) through the communication network cable, and the wireless router (3) is connected with a fixed router (11) arranged in a CT shielding room in a bridging mode and transmits the data, and the fixed router (11) transmits data to a main control console (12) of a main control room through a network cable.

2. The medical image CT system according to claim 1, wherein a fixing sheet metal (7) provided on the housing is fixedly connected with a frame of the CT system.

3. The medical image CT system of claim 1, wherein the main control board (8) is fixed to the housing by a back board (9).

4. The medical image CT system according to claim 1, wherein the wireless communication device further comprises a low voltage power box (2), the low voltage power box (2) being electrically connected to the wireless router (3).

5. The medical image CT system according to claim 1 or 4, further comprising a high voltage transformer (6), wherein the high voltage transformer (6) is connected with the bulb (5).

6. Medical image CT system according to claim 1, further comprising an oil cooling system (4), the oil cooling system (4) acting on the bulb (5).

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