CN216848169U - Nuclear medicine workshop radiation and security protection integration monitoring system - Google Patents
Nuclear medicine workshop radiation and security protection integration monitoring system Download PDFInfo
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- CN216848169U CN216848169U CN202123415618.9U CN202123415618U CN216848169U CN 216848169 U CN216848169 U CN 216848169U CN 202123415618 U CN202123415618 U CN 202123415618U CN 216848169 U CN216848169 U CN 216848169U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 56
- 230000005855 radiation Effects 0.000 title claims abstract description 53
- 238000009206 nuclear medicine Methods 0.000 title claims abstract description 41
- 230000010354 integration Effects 0.000 title claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 claims abstract description 39
- 239000002901 radioactive waste Substances 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 239000007789 gas Substances 0.000 claims abstract description 17
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- 230000002285 radioactive effect Effects 0.000 claims description 17
- 239000000523 sample Substances 0.000 claims description 11
- 239000000443 aerosol Substances 0.000 claims description 10
- 239000003814 drug Substances 0.000 claims description 9
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- 238000004806 packaging method and process Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012472 biological sample Substances 0.000 description 1
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- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005865 ionizing radiation Effects 0.000 description 1
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Abstract
The utility model provides a nuclear medicine workshop radiation and security protection integration monitoring system, include: personnel surface contamination detection apparatus and personal dosimeters disposed at the entrance to the radionuclide operating chamber; the system comprises a site surface pollution instrument, a fixed external irradiation dose detector, an environment detector and a camera which are arranged in a nuclear medicine production workshop; a radioactive waste liquid detector disposed at the radioactive waste liquid outlet; a radioactive waste gas detector arranged at the radioactive waste gas discharge port; the personnel surface pollution detection equipment, the personal dosemeter, the site surface pollution meter, the fixed external irradiation dose detector, the environment detector, the camera, the radioactive waste liquid detector and the radioactive waste gas detector are all in communication connection with a server. Compared with the prior art, the utility model discloses can realize the all-round real-time supervision in the nuclear medicine production, the relevant workplace of prevention and control pollutes, reduces the risk that the staff received the internal pollution, prevents the influence of radionuclide to the surrounding environment.
Description
Technical Field
The utility model belongs to the technical field of the radiation monitoring technique and specifically relates to a nuclear medicine workshop radiation and security protection integration monitoring system is related to.
Background
Nuclear medicine (radiopharmaceutical) refers to a radionuclide preparation or a labeled drug thereof used for clinical diagnosis or treatment. Nuclear drugs are a special class of drugs that emit penetrating radiation that ionizes tissue as it passes through the body. Therefore, in the nuclear medicine production process, special attention should be paid to the protection of workers, the radiation dose to the workers is reduced as much as possible, and the environment is prevented from being polluted. Because of the judgment of the impact on the staff in the nuclear medicine production process, the amount of radiation hazard to the person, such as the effective dose and the equivalent dose, must be estimated. These quantities are often not directly measurable and must be estimated in a model based on monitoring other quantities that can be measured directly or indirectly. As an implementation means of radiation protection work, a radiation monitoring system provides data for estimation of radiation hazard by monitoring radiation dose in production and circulation field environments.
The existing monitoring system has the following problems in the aspect of radiation protection:
(1) partial monitoring is absent, the ionizing radiation level of a radiation working place is not mastered, and a fixed radiation detector does not play a due role;
(2) personal monitoring of radiation workers is not standard enough, hand and foot pollution monitoring is basically not carried out, and management of nuclear medicine production personnel after production is not standard enough;
(3) the necessary management of the articles used in the production is lacked, and the discharge of radioactive waste liquid is not necessarily detected by different nuclides.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that above-mentioned prior art exists and provide a nuclear medicine workshop radiation and security protection integration monitoring system, this utility model can realize the all-round real-time supervision in the nuclear medicine production, and the prediction pollutes with the relevant workplace of control, reduces the risk that the staff received the internal pollution, prevents the influence of radionuclide to surrounding environment.
The purpose of the utility model can be realized through the following technical scheme:
a nuclear medicine workshop radiation and security protection integration monitoring system includes:
personnel surface contamination detection equipment and personal dosimeters disposed at the entrance to the radionuclide operating chamber;
the system comprises a site surface pollution instrument, a fixed external irradiation dose detector, an environment detector and a camera which are arranged in a nuclear medicine production workshop;
a radioactive waste liquid detector disposed at the radioactive waste liquid outlet;
a radioactive waste gas detector arranged at the radioactive waste gas discharge port;
the personnel surface pollution detection equipment, the personal dosemeter, the site surface pollution meter, the fixed external irradiation dose detector, the environment detector, the camera, the radioactive waste liquid detector and the radioactive waste gas detector are all in communication connection with a server.
Further, the personnel surface pollution detection equipment is a hand and foot pollution meter.
Further, the fixed external radiation dose detector is arranged outside the door of the nuclide operating room, the entrance and exit of the control area and the supervision area and the entrance of the office area.
Furthermore, the environment detector comprises an environment detector host and an environment detection probe, wherein the environment detector host has a function of detecting the concentration of radioactive aerosol in the air, and is connected with the environment detection probe.
Further, the radioactive waste liquid detector comprises a decay pool monitor, a pressure type liquid level meter and a flow detector.
Further, the radioactive waste liquid outlet comprises a waste water pool outlet and a waste water main discharge port.
Further, the radioactive waste gas detector is a probe with a radioactive aerosol concentration detection function.
Further, the system also comprises a radiation patrol instrument arranged in the nuclear medicine production workshop, and the radiation patrol instrument is in communication connection with the server.
Further, the system also comprises a remote card reader in communication connection with the lead tank for placing the medicine, and the remote card reader is in communication connection with the server.
Further, the server is also connected with a display and an alarm device.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model provides a nuclear medicine workshop radiation and security protection integration monitoring system can realize the all-round real-time supervision in the nuclear medicine production, and the prevention pollutes with the relevant workplace of control, reduces the risk that the staff received the internal pollution, prevents the influence of radionuclide to surrounding environment. At the same time, the system can also significantly provide the quality and efficiency of the management of radioactivity by the regulatory agencies.
2. The system can be used for autonomous monitoring of a company nuclear medicine production department, and monitoring quality and efficiency are improved; secondly, the monitoring platform is used as a security mechanism of a company to monitor the conditions of all departments in production in real time, so that the monitoring efficiency is obviously improved; finally, the system can be used as a management tool of a nuclear medicine production department by a company administration department, ensures that the radiation level of a nuclear medicine production place and the personal dose of a worker meet the requirements of national regulation standards, and simultaneously meets novel management systems such as intelligent identification of security protection, management of fire alarm, management of personal dose entering and exiting and the like.
Drawings
Fig. 1 is a schematic structural diagram of an integrated radiation and security monitoring system for a nuclear medicine production workshop according to this embodiment;
fig. 2 is an overall layout diagram of the radiation and security integrated monitoring system in the nuclear medicine production workshop according to the embodiment;
FIG. 3 is a first partial schematic view of FIG. 2;
FIG. 4 is a second partial schematic view of FIG. 2;
fig. 5 is a third partial schematic view of fig. 2.
Labeled as: 1. the device comprises a hand and foot pollution instrument, 2, a personal dosimeter, 3, a place surface pollution instrument, 4, a radiation patrol instrument, 5, a fixed external irradiation dose detector, 6, an environment detection probe, 7, a camera, 8, a decay cell monitor, 9, a force type liquid level instrument, 10, a flow detector, 11, a radioactive waste gas detector, 12, a remote card reader, 13, a server, 14, a display, 15, an external server, 16 and an external data reporting interface.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
The embodiment provides a nuclear medicine workshop radiation and security protection integration monitoring system, realizes all-round real-time supervision in the nuclear medicine production, and the prevention and the relevant workplace of control pollute, reduces the risk that the staff received the internal pollution, prevents the influence of radionuclide to surrounding environment.
The system comprises the following structures:
1. personal monitoring equipment for radiological staff
Nuclear medicine production personnel may be exposed to surface contamination, external irradiation and internal irradiation during the work process. The monitoring method of internal pollution includes three methods of direct measurement of radioactive nuclide in whole body or organ, analysis of radioactive nuclide in excrement and other biological samples and air sampling analysis. The system indirectly reflects the irradiation condition in the radioactive workers by measuring the radioactive aerosol in the workplace.
1.1 radiation worker surface pollution monitoring equipment
A direct measurement and reading type digital surface pollution detection device is arranged in a radioactive nuclide operating room to measure the pollution condition of hands and feet of a radiological worker. And when the radiation worker leaves the workplace, surface pollution detection is carried out. In the embodiment, the hand and foot pollution meter 1 is arranged at the entrance of the radionuclide operating room to realize the surface pollution detection of personnel, the hand and foot pollution meter 1 is a floor type, and the equipment model is Berthold LB147 of Germany.
Preferably, each functional area related to radionuclide operation is provided with a hand and foot pollution detector for measuring the hand and foot pollution condition of workers and further detecting the surface pollution of the workers in work.
1.2 personal dose monitoring device for radiological staff
While the conventional thermoluminescent personal dose monitoring is carried out, the digital personal dose meter is worn by the radiation staff. The digital personal dosimeter has the functions of realizing real-time monitoring, finding problems existing in protection as early as possible and taking effective corrective measures in time. The digital personal dosimeter has an identification function and can record the dosage rate and the accumulated dosage at the same time.
In this embodiment, a plurality of digital personal dosimeters 2 are installed at the entrance of the radionuclide operating room for the radiation staff to wear when entering the nuclear medicine production workshop.
2. Accelerator medicine-discharging production place monitoring equipment
The monitoring of the medicine placing production workplace is an important measure for controlling occupational irradiation. The monitoring of the radiation workplace arranged by the system comprises three aspects of surface pollution, external irradiation dosage rate, radioactive aerosol and the like.
2.1 surface contamination monitoring device
And setting a surface pollution detection circuit and a key control point. The key control points are arranged at the positions most likely to generate pollution, and mainly comprise: nuclide production and synthesis, split charging, inspection, packaging and other areas.
The embodiment is provided with a site surface pollution instrument 3 and a multifunctional radiation patrol instrument 4.
Preferably, a site surface contamination meter 3 and a multifunctional radiation patrol meter 4 can be arranged in each functional area related to radionuclide operation.
2.2 external irradiation dose rate monitoring equipment
And respectively monitoring the external irradiation dose rate of the radiation workplace in a fixed detector and inspection modes. Fixed detector mainly used key position's monitoring mainly includes: the accelerator operating room is out of door, the entrance and exit of the control area and the supervision area, the entrance of the working personnel office area, etc. The main function of the fixed detector is to monitor the flow direction of the radionuclide, and avoid unnecessary influence on surrounding personnel and the public.
In the present embodiment, a fixed external radiation dose detector 5 is provided for detecting the external radiation dose, and the fixed external radiation dose detector 5 includes a plurality of probes for detecting the external radiation dose.
2.3 Radioactive Aerosol monitoring device
Sampling is carried out by a large-flow air sampling device, and the concentration of the radioactive aerosol at the key position is monitored on line. The distribution positions mainly comprise: nuclide production and synthesis, a subpackaging area, a nuclide inspection and packaging area and the like. Sampling frequency: working time, monitoring every 30 min.
The environment detecting instrument is arranged in the embodiment and comprises an environment detecting instrument host and an environment detecting probe 6, wherein the environment detecting instrument host has a function of detecting the concentration of radioactive aerosol in air, and is connected with the environment detecting probe 6.
2.4 monitor equipment for lead tank for putting medicine
In the embodiment, a remote card reader 12 is arranged and is in communication connection with the lead pot for putting the medicine, and the remote card reader 12 is in communication connection with a server 13 to monitor the operation condition in the lead pot for putting the medicine.
2.5 Security protection supervisory equipment
In the embodiment, the camera 7 is arranged in the nuclear medicine production workshop, so that the monitoring of the whole nuclear medicine production workshop is realized.
3. Radioactive waste monitoring device
3.1 Radioactive waste liquid monitoring facilities
Waste liquid on-line monitoring detectors are respectively arranged at an outlet of the waste water pool and a main waste water discharge port to monitor the types and activity of the radioactive nuclides in the waste water. Sampling frequency: working time, monitoring every 30 min.
In this embodiment, the waste liquid on-line monitoring detector includes a decay pool monitor 8 for detecting the dosage of the radioactive waste liquid, a pressure level gauge 9 for detecting the liquid level of the radioactive waste liquid, and a flow detector 10 for detecting the flow of the radioactive waste liquid.
3.2 Radioactive exhaust gas monitoring device
And an exhaust gas on-line monitoring detector is arranged at an exhaust gas outlet to monitor the species and activity of the radioactive nuclide in the exhaust gas. Sampling frequency: working time, monitoring every 30 min.
In this embodiment, the online exhaust gas monitoring detector is a probe with a radioactive aerosol concentration detection function.
4. Data transmission and management
All the collected data can be transmitted to the server 13 through a wired line or in a wireless local area network for data summarization and monitoring. The server 13 is also connected with a display 14 for realizing the visual interface presentation of the acquired data; the server 13 can be connected with an alarm, threshold judgment can be carried out on the collected data through the alarm, and therefore when the monitored data exceed a set threshold, light and sound alarm signals are sent out through the alarm on the spot or between controls, on-site workers are warned, and safety of the workers is guaranteed.
The server 13 can also be accessed to an external platform, such as an external server 15 or an external data reporting interface 16, so that the radiation and security integrated monitoring system in the nuclear medicine production workshop becomes a remote monitoring platform, and remote monitoring is realized.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the principles of this invention without the use of inventive faculty. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. The utility model provides a nuclear medicine workshop radiation and security protection integration monitoring system which characterized in that includes:
personnel surface contamination detection equipment and a personal dosimeter (2) arranged at an entrance of a radionuclide operating room;
the device comprises a site surface pollution instrument (3), a fixed external irradiation dose detector (5), an environment detector and a camera (7), wherein the site surface pollution instrument, the fixed external irradiation dose detector and the camera are arranged in a nuclear medicine production workshop;
a radioactive waste liquid detector disposed at the radioactive waste liquid outlet;
a radioactive waste gas detector (11) arranged at the radioactive waste gas discharge port;
the personnel surface pollution detection device, the personal dosemeter (2), the place surface pollution instrument (3), the fixed external irradiation dose detector (5), the environment detector, the camera (7), the radioactive waste liquid detector and the radioactive waste gas detector (11) are all in communication connection with a server (13).
2. The nuclear medicine production workshop radiation and security integrated monitoring system according to claim 1, wherein the personnel surface pollution detection device is a hand-foot pollution meter (1).
3. The nuclear medicine production workshop radiation and security integrated monitoring system as claimed in claim 1, wherein the fixed external radiation dose detector (5) is arranged outside a nuclear species operation room door, a control area and supervision area entrance and exit and an office area entrance.
4. The nuclear medicine production workshop radiation and security integrated monitoring system according to claim 1, wherein the environment detector comprises an environment detector host and an environment detection probe (6), the environment detector host is connected with the environment detection probe (6), and the environment detector host has a function of detecting the concentration of radioactive aerosol in air.
5. The integrated nuclear medicine production workshop radiation and security monitoring system according to claim 1, wherein the radioactive waste liquid detector comprises a decay pool monitor (8), a pressure type liquid level meter (9) and a flow detector (10).
6. The integrated nuclear medicine production workshop radiation and security monitoring system according to claim 1, wherein the radioactive waste liquid outlet comprises a waste water pool outlet and a waste water main discharge port.
7. The integrated nuclear medicine production workshop radiation and security monitoring system according to claim 1, wherein the radioactive waste gas detector (11) is a probe with radioactive aerosol concentration detection function.
8. The nuclear medicine production workshop radiation and security integrated monitoring system according to claim 1, further comprising a radiation patrol instrument (4) arranged in the nuclear medicine production workshop, wherein the radiation patrol instrument (4) is in communication connection with the server (13).
9. The integrated radiation and security monitoring system for a nuclear medicine production plant according to claim 1, characterized in that the system further comprises a remote card reader (12) communicatively connected to the lead tank for dispensing the medicine, the remote card reader (12) being communicatively connected to the server (13).
10. The nuclear medicine production workshop radiation and security integrated monitoring system as claimed in claim 1, wherein the server (13) is further connected with a display (14) and an alarm device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123415618.9U CN216848169U (en) | 2021-12-31 | 2021-12-31 | Nuclear medicine workshop radiation and security protection integration monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123415618.9U CN216848169U (en) | 2021-12-31 | 2021-12-31 | Nuclear medicine workshop radiation and security protection integration monitoring system |
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| Publication Number | Publication Date |
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| CN216848169U true CN216848169U (en) | 2022-06-28 |
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| CN202123415618.9U Active CN216848169U (en) | 2021-12-31 | 2021-12-31 | Nuclear medicine workshop radiation and security protection integration monitoring system |
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- 2021-12-31 CN CN202123415618.9U patent/CN216848169U/en active Active
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