CN115397333A - Trunk type ray restraint protective device for ray examination - Google Patents
Trunk type ray restraint protective device for ray examination Download PDFInfo
- Publication number
- CN115397333A CN115397333A CN202080098772.7A CN202080098772A CN115397333A CN 115397333 A CN115397333 A CN 115397333A CN 202080098772 A CN202080098772 A CN 202080098772A CN 115397333 A CN115397333 A CN 115397333A
- Authority
- CN
- China
- Prior art keywords
- duct
- parts
- radiation energy
- sub
- ray
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/10—Application or adaptation of safety means
Abstract
An elephant nose type ray restraint protection device used in ray examination comprises a ray examination device (1), a radiation energy consumption duct (2), a protection soft curtain (4), a sensor (5) and a PLC (programmable logic controller) (6), wherein the ray examination device (1) is used for carrying out ray examination on a patient; the top of the radiation energy consumption duct (2) is arranged below a ray source of the ray inspection device (1), and the radiation energy consumption duct (2) can be controlled to stretch out and draw back through the motor (3); the protective soft curtain (4) is arranged in the radiation energy dissipation duct (2); the sensor (5) is arranged at the bottom of the radiation energy consumption duct (2); the PLC (6) is respectively electrically connected with the sensor (5) and the motor (3), and the PLC (6) sends forward rotation, reverse rotation or stop signals to the motor (3) according to parameters detected by the sensor (5). Because the ray irradiates the region to be detected of the patient only through the hollow cylindrical radiation energy consumption duct (2), most of the radiation at the left end and the right end is absorbed by the radiation energy consumption duct (2), and only a small part of the ray irradiates the body of the patient, the radiation dose of the patient is greatly reduced.
Description
The invention relates to the technical field of medical instruments, in particular to an elephant nose type ray restraint protection device for ray examination.
At present, in the radiographic examination of the hospital radiology department, no matter DR examination or CT examination, a patient generally lies on a couch, and the examination is carried out through rays above the couch, and due to the lack of a radiation protection device, the radiation dose suffered by the patient is often large in the examination process; in order to overcome the problem, some hospitals adopt radiation clothes for patients to wear for examination, and the method can reduce radiation, but the examination is very troublesome, the patients need to change clothes, the examination efficiency is seriously affected, and even the patients with inconvenient actions cannot be changed clothes for examination.
Disclosure of Invention
In view of this, the present invention provides an image nose type ray restraint protection device for ray examination.
The technical means adopted by the invention are as follows: a trunk-type radiation containment system for use in radiographic examinations, comprising:
a radiographic inspection device for performing radiographic inspection of a patient.
The top of the radiation energy dissipation duct is arranged below a ray source of the ray inspection device, and the radiation energy dissipation duct can be controlled to stretch through a motor.
The protective soft curtain is installed in the radiation energy dissipation duct.
And the sensor is arranged at the bottom of the radiation energy consumption duct.
And the PLC is respectively electrically connected with the sensor and the motor, and sends forward rotation, reverse rotation or stop signals to the motor according to parameters detected by the sensor.
Preferably, the protective soft curtain is in a ring shape and is vertically arranged on the inner wall of the radiation energy dissipation duct.
Preferably, the soft curtain of protection embeds there is the gasbag body, the air supply is installed to the ray inspection device, the gasbag body is connected with the air supply, the gasbag body is through air supply gassing or the control of admitting air the flexible size of the soft curtain of protection.
Preferably, the radiation energy dissipation duct includes first sub-duct and the sub-duct of second, the sub-duct cover of second is in first sub-duct, motor fixed mounting is on first sub-duct, lead screw slip table has been inlayed to first sub-duct inner wall, the pivot of motor and the lead screw fixed connection of lead screw slip table, the outer wall of the sub-duct of second and the slider fixed connection of lead screw slip table.
Preferably, the sensor comprises an infrared sensor, the infrared sensor is used for detecting a distance parameter M between the lower end surface of the second sub-duct and the surface of the human body right below the lower end surface of the second sub-duct, and transmitting a distance parameter signal to the PLC, and when M is larger than 3cm, the PLC sends a forward rotation signal to the motor to control the second sub-duct to move downwards; when M is larger than or equal to 2cm and smaller than or equal to 3cm, the PLC controller sends a stop signal to the motor to control the position of the second sub-duct to be unchanged, and when M is smaller than 2cm, the PLC controller sends a reverse signal to the motor to control the second sub-duct to move upwards.
Preferably, the radiation energy dissipation duct is composed of the following materials in parts by weight:
9000-10000 parts of nano lead powder, 4500-5000 parts of barium sulfate, 8-10 parts of magnesium oxide, 1-3 parts of graphene, 45-50 parts of magnesium sulfate and 1800-2000 parts of water.
Preferably, the radiation energy dissipation duct is composed of the following materials in parts by weight:
10000 parts of nano lead powder, 5000 parts of barium sulfate, 10 parts of magnesium oxide, 1 part of graphene, 50 parts of magnesium sulfate and 2000 parts of water.
Preferably, the protective soft curtain comprises two PVC layers and an energy consumption layer sandwiched between the two PVC layers, wherein the energy consumption layer is composed of the following materials in parts by weight:
9-10 parts of nano lead powder, 4-5 parts of barium sulfate, 9-10 parts of ethylene propylene diene monomer and 1-2 parts of DCP.
Preferably, the energy consumption layer consists of the following materials in parts by weight:
10 parts of nano lead powder, 5 parts of barium sulfate, 10 parts of ethylene propylene diene monomer and 1 part of DCP.
The invention provides a trunk-type ray restraining and protecting device for radiographic inspection, which is characterized in that a radiation energy consumption duct and a protecting soft curtain are added, the radiation energy consumption duct and the protecting soft curtain are both mainly made of lead powder which can absorb rays, most of the radiation at the left end and the right end of a region to be inspected of a patient is absorbed by the radiation energy consumption duct after the rays only pass through the hollow cylindrical radiation energy consumption duct, and only a small part of the rays are irradiated on the patient, so that the radiation dose of the patient is greatly reduced.
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of a radiant energy dissipating duct according to the present invention;
fig. 3 is a perspective schematic view of the radiant energy dissipation duct of the present invention.
The principles and features of this invention are described below in conjunction with examples which are set forth to illustrate, but are not to be construed to limit the scope of the invention.
Example 1
As shown in fig. 1 to 3, a trunk-type radiation containment device for use in radiographic examinations comprises:
a radiographic inspection device 1, wherein the radiographic inspection device 1 is used for radiographic inspection of a patient, a couch 9 is arranged below the radiographic inspection device, the patient lies on the couch 9, and the patient is irradiated with radiation from above, and the radiographic inspection device can be DR or CT.
The energy dissipation device comprises a radiation energy dissipation duct 2, wherein the top of the radiation energy dissipation duct 2 is installed below a ray source of the ray inspection device 1, and the radiation energy dissipation duct 2 can be controlled to stretch through a motor 3. The radiation energy consumption duct 2 is in a hollow cylinder shape, an opening above the radiation energy consumption duct 2 is aligned to a ray source, and an opening above the radiation energy consumption duct 2 is aligned to a region to be detected of a patient to be detected. The radiation energy consumption duct 2 is mainly made of lead powder which can absorb rays, most of the radiation at the left end and the right end of the radiation energy consumption duct 2 is absorbed by the to-be-detected region of the patient irradiated by the rays only through the hollow cylindrical radiation energy consumption duct 2, and only a small part of the rays are irradiated on the patient, so that the radiation dose of the patient is greatly reduced. As shown in fig. 2, in this embodiment, the radiation energy dissipation duct 2 includes a first sub-duct 21 and a second sub-duct 22, the second sub-duct 22 is sleeved in the first sub-duct 21, the motor 3 is fixedly mounted on the first sub-duct 21, the inner wall of the first sub-duct 21 is embedded with a screw rod sliding table 23, the rotating shaft of the motor 3 is fixedly connected with the screw rod of the screw rod sliding table 23, and the outer wall of the second sub-duct 22 is fixedly connected with the slider of the screw rod sliding table 23. When the motor 3 rotates forwards, the lead screw of the lead screw sliding table 23 rotates to drive the sliding block to move downwards, and then the second sub-duct 22 is controlled to move downwards.
And the protective soft curtain 4 is arranged in the radiation energy dissipation duct 2, as shown in figure 3. The protective soft curtains 4 are annular, the protective soft curtains 4 are vertically arranged on the inner wall of the radiation energy dissipation duct 2, namely the radiation energy dissipation duct is vertically arranged, and the single protective soft curtain 4 is horizontally arranged. If the area to be detected of the patient is smaller, the radiation energy consumption duct 2 still appears larger, at the moment, the radiation area irradiating the patient is further reduced by adding the protective soft curtain 4 on the inner wall of the radiation energy consumption duct 2, and then the radiation dose of the patient is reduced, and the protective soft curtain 4 is mainly made of lead powder which can absorb the radiation. As shown in fig. 1 and fig. 3, in this embodiment, the protective soft curtain 4 is provided with an air bag body 7 inside, the ray inspection device 1 is provided with an air source 8, the air bag body 7 is connected with the air source 8, and the air bag body 7 is deflated or controlled by air intake through the air source 8 to control the expansion and contraction size of the protective soft curtain 4. Because the protective soft curtain 4 has certain toughness, the protective soft curtain 4 can be expanded or reduced along with the air bag body 7, in practical application, the expansion or reduction degree of the air bag body 7 is usually set according to the size of the region to be detected of a patient in advance, for example, the region to be detected is smaller, the radius of a hollow ring formed by the protective soft curtain 4 is controlled to be reduced after the air bag body 7 is expanded, and therefore, rays are blocked and absorbed by the protective soft curtain 4 through the radiation energy consumption duct 2, and the radiation dose of the patient can be reduced.
And the sensor 5 is arranged at the bottom of the radiation energy consumption duct 2. In this embodiment, the sensor 5 is an infrared sensor, and the infrared sensor is configured to detect a distance parameter M between a lowermost end surface of the second sub-duct 22 of the radiation energy dissipation duct 2 and a surface of a human body right below the lowermost end surface, and transmit a distance parameter signal to the PLC controller 6.
And the PLC controller 6 is respectively and electrically connected with the sensor 2 and the motor 3, and the PLC controller 6 sends forward rotation, reverse rotation or stop signals to the motor 3 according to parameters detected by the sensor 5. Specifically, when M is larger than 3cm, the PLC 6 sends a forward rotation signal to the motor 3 to control the second sub-duct 22 to move downwards; when the M is more than or equal to 2cm and less than or equal to 3cm, the PLC 6 sends a stop signal to the motor 3 to control the position of the second sub-duct 22 to be unchanged, and when the M is less than 2cm, the PLC 6 sends a reverse signal to the motor 3 to control the second sub-duct 22 to move upwards.
Example 2
In example 1, the radiant energy dissipating duct is composed of the following materials:
100kg of nano lead powder, 50kg of barium sulfate, 0.1kg of magnesium oxide, 0.01kg of graphene, 0.5kg of magnesium sulfate and 20kg of water.
Example 3
In example 1, the radiation energy dissipation duct consists of the following materials:
90kg of nano lead powder, 45kg of barium sulfate, 0.08kg of magnesium oxide, 0.03kg of graphene, 0.45kg of magnesium sulfate and 18kg of water.
Example 4
In example 1, the radiation energy dissipation duct consists of the following materials:
95kg of nano lead powder, 48kg of barium sulfate, 0.09kg of magnesium oxide, 0.02kg of graphene, 0.47kg of magnesium sulfate and 19kg of water.
Example 5
In example 3, the protective soft curtain comprises two PVC layers and an energy dissipation layer sandwiched between the two PVC layers, the energy dissipation layer consisting of:
10kg of nano lead powder, 5kg of barium sulfate, 10kg of ethylene propylene diene rubber and 11dcpp.
Example 6
In example 4, the protective soft curtain comprises two PVC layers and an energy dissipation layer sandwiched between the two PVC layers, the energy dissipation layer consisting of:
9kg of nano lead powder, 4kg of barium sulfate, 9kg of ethylene propylene diene monomer rubber and DCP2kg.
Example 7
In example 2, the protective soft curtain comprises two PVC layers and an energy dissipation layer sandwiched between the two PVC layers, the energy dissipation layer consisting of:
9.5kg of nano lead powder, 4.5kg of barium sulfate, 9.5kg of ethylene propylene diene monomer rubber and 1.5kg of DCP.
Test for detecting radiation dose
1. Set up the test group
The technical schemes of the embodiment 1 to the embodiment 7 and the conventional CT machine (without a radiation energy consumption duct) are respectively adopted to carry out CT basic examination on the patient. A total of 8 test groups.
2. Test method
Taking CT basic examination as an example, the duration of irradiating the patient to-be-examined region by adopting X-rays lasts for 5min, the to-be-examined region is the abdomen, the diameter of the to-be-examined region is about 10cm, after the examination of the patient is finished, a radiation dose detector is adopted to detect the radiation dose of the abdomen every 10min, the detection times are 5 times, and finally the average value of the 5 times is calculated. The results are shown in table 1:
TABLE 1 radiation dose data for different test groups
3. Conclusion of the experiment
As can be seen from table 1, after the technical solutions of embodiments 1 to 7 are adopted, the radiation dose of a patient after CT examination is reduced, which is mainly beneficial to the adoption of the radiation energy consumption duct 2 and the protective soft curtain 4, and the specific structures and materials of the radiation energy consumption duct 2 and the protective soft curtain 4, and the structures and materials effectively block the radiation dose of X-rays, absorb part of radiation, and effectively reduce the radiation dose of the patient to be examined while normal CT examination is not affected.
In summary, the trunk-like ray restraining and protecting device for radiographic examination provided by the invention is characterized in that the radiation energy consumption duct 2 and the protecting soft curtain 4 are additionally arranged, and both are mainly made of lead powder which can absorb rays, and since the rays only pass through the to-be-detected region of the patient irradiated by the hollow cylindrical radiation energy consumption duct 2, most of the radiation at the left end and the right end is absorbed by the radiation energy consumption duct 2, and only a small part of the rays are irradiated on the patient, the radiation dose of the patient is greatly reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
- A trunk-type radiation containment system for use in radiographic examinations, comprising:a radiographic inspection device for performing radiographic inspection on a patient;the top of the radiation energy dissipation duct is arranged below a ray source of the radiographic inspection device, and the radiation energy dissipation duct can be controlled to stretch through a motor;the protective soft curtain is installed in the radiation energy dissipation duct;the sensor is arranged at the bottom of the radiation energy consumption duct;and the PLC is respectively electrically connected with the sensor and the motor, and sends forward rotation, reverse rotation or stop signals to the motor according to parameters detected by the sensor.
- The device for protecting against radiation damage in radiographic inspection of claim 1, wherein said soft protective curtain is in the shape of a ring and is vertically disposed on the inner wall of said radiant energy dissipating duct.
- The trunk-type ray restraint device for radiographic inspection according to claim 2, wherein an air bag body is arranged in the soft protective curtain, the radiographic inspection device is provided with an air source, the air bag body is connected with the air source, and the air bag body is deflated or inflated through the air source to control the expansion and contraction size of the soft protective curtain.
- The trunk-type ray restraint protection device for radiographic inspection of claim 1, wherein the radiation energy dissipation duct comprises a first sub duct and a second sub duct, the second sub duct is sleeved in the first sub duct, the motor is fixedly installed on the first sub duct, a screw rod sliding table is embedded in the inner wall of the first sub duct, a rotating shaft of the motor is fixedly connected with a screw rod of the screw rod sliding table, and the outer wall of the second sub duct is fixedly connected with a sliding block of the screw rod sliding table.
- The trunk-like ray restraining and protecting device for radiographic inspection according to claim 4, wherein the sensor includes an infrared sensor, the infrared sensor is configured to detect a distance parameter M between a lower end surface of the second sub-duct and a surface of a human body right below the second sub-duct, and transmit a distance parameter signal to the PLC controller, and when M > 3cm, the PLC controller sends a forward rotation signal to the motor to control the second sub-duct to move downward; when M is larger than or equal to 2cm and smaller than or equal to 3cm, the PLC controller sends a stop signal to the motor to control the position of the second sub-duct to be unchanged, and when M is smaller than 2cm, the PLC controller sends a reverse signal to the motor to control the second sub-duct to move upwards.
- The device of claim 1, wherein the radiation energy dissipation duct is made of the following materials in parts by weight:9000-10000 parts of nano lead powder, 4500-5000 parts of barium sulfate, 8-10 parts of magnesium oxide, 1-3 parts of graphene, 45-50 parts of magnesium sulfate and 1800-2000 parts of water.
- The device of claim 6, wherein the radiation energy dissipation duct is made of the following materials by weight:10000 parts of nano lead powder, 5000 parts of barium sulfate, 10 parts of magnesium oxide, 1 part of graphene, 50 parts of magnesium sulfate and 2000 parts of water.
- The device for protecting against the restraint of rays like the nose used in the radiographic inspection of claim 1, wherein the soft protective curtain comprises two PVC layers and an energy dissipation layer sandwiched between the two PVC layers, the energy dissipation layer being composed of the following materials in parts by weight:9-10 parts of nano lead powder, 4-5 parts of barium sulfate, 9-10 parts of ethylene propylene diene monomer and 1-2 parts of DCP.
- The device of claim 8, wherein the energy consuming layer comprises the following materials by weight:10 parts of nano lead powder, 5 parts of barium sulfate, 10 parts of ethylene propylene diene monomer and 1 part of DCP.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/116182 WO2022056834A1 (en) | 2020-09-18 | 2020-09-18 | Elephant trunk type ray-restraint protective device for use in radiographic examinations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115397333A true CN115397333A (en) | 2022-11-25 |
Family
ID=80775853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080098772.7A Pending CN115397333A (en) | 2020-09-18 | 2020-09-18 | Trunk type ray restraint protective device for ray examination |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115397333A (en) |
| WO (1) | WO2022056834A1 (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE524458C2 (en) * | 2002-03-01 | 2004-08-10 | Mamea Imaging Ab | Protective device by an X-ray apparatus |
| CN101024108A (en) * | 2006-02-24 | 2007-08-29 | 周路定 | Automatic air-inflating-storing-supplying device |
| CN202776347U (en) * | 2012-06-21 | 2013-03-13 | 郝久营 | Bedside X-ray radiography ray-leakage prevention cover |
| CN204581317U (en) * | 2015-04-17 | 2015-08-26 | 北京大学深圳医院 | CT radiation-resistant bed |
| CN107731332A (en) * | 2017-08-31 | 2018-02-23 | 深圳市斯玛仪器有限公司 | A kind of protection against X-ray and radioactive device |
| CN109124676A (en) * | 2018-10-15 | 2019-01-04 | 海口市人民医院（中南大学湘雅医学院附属海口医院） | Mobile DR intelligent radiation protection device and control method thereof |
| CN111110267A (en) * | 2020-02-16 | 2020-05-08 | 袁国玉 | Multifunctional ray radiation protection device |
| CN111436964A (en) * | 2020-05-08 | 2020-07-24 | 廊坊市摩科特医疗科技有限公司 | Protective cover of movable CT scanner |
-
2020
- 2020-09-18 WO PCT/CN2020/116182 patent/WO2022056834A1/en active Application Filing
- 2020-09-18 CN CN202080098772.7A patent/CN115397333A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022056834A1 (en) | 2022-03-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5490981B2 (en) | X-ray apparatus and method of operating the same | |
| US10405812B2 (en) | Extremity imaging apparatus for cone beam computed tomography | |
| US10441226B2 (en) | Medical systems with patient supports | |
| CN108095750A (en) | The method of system and operation medical imaging apparatus with rack and radiation protection cabin | |
| CN115397333A (en) | Trunk type ray restraint protective device for ray examination | |
| US7945020B2 (en) | Medical inspection apparatus | |
| CN206434341U (en) | Box x-ray imaging device | |
| JP2009183448A (en) | Diagnostic system | |
| JP4559312B2 (en) | Radiography equipment | |
| CN213606441U (en) | X-ray automatic protection device for examinee in CT (computed tomography) examination | |
| Mese | The potential for photon-counting computed tomography and deep learning to reduce radiation dose in paediatric radiology: reply to Nagy et al. | |
| JP2007307125A (en) | Image diagnostic apparatus | |
| CN111544024A (en) | Mobile scanning device for 3D imaging of body type of patient in imaging department | |
| CN206183291U (en) | Infant radiation shielding protective housing | |
| CN111493923B (en) | Infant CT (computed tomography) examination safety protection and radiation protection device | |
| WO2018086048A1 (en) | Movable oral ct machine | |
| CN204813931U (en) | Multiray source X ray scanner | |
| CN219814154U (en) | X-ray scanner with multiple radiation sources | |
| CN217285824U (en) | Anti-collision device for C-arm bulb tube generator of angiography machine | |
| CN216535330U (en) | Isolation protection device for CT scanning | |
| CN213097957U (en) | Neonate DR inspection integration antiradiation equipment | |
| CN104921746A (en) | Orthopedics department X-ray scanner | |
| CN104921749A (en) | Orthopedics department tomoscanner | |
| CN204839559U (en) | Multiray source CT of portion machine | |
| CN111166370A (en) | Air bag type medical protection device and use method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |