CN109550143B - Protective sleeve for sealing seed particle bin - Google Patents
Protective sleeve for sealing seed particle bin Download PDFInfo
- Publication number
- CN109550143B CN109550143B CN201910040847.5A CN201910040847A CN109550143B CN 109550143 B CN109550143 B CN 109550143B CN 201910040847 A CN201910040847 A CN 201910040847A CN 109550143 B CN109550143 B CN 109550143B
- Authority
- CN
- China
- Prior art keywords
- cover body
- particle bin
- particle
- bin
- sealed seed
- 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.)
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- 239000002245 particle Substances 0.000 title claims abstract description 117
- 230000001681 protective effect Effects 0.000 title claims abstract description 31
- 238000007789 sealing Methods 0.000 title claims abstract description 19
- 238000003825 pressing Methods 0.000 claims abstract description 43
- 238000007906 compression Methods 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims abstract description 7
- 239000000941 radioactive substance Substances 0.000 abstract description 9
- 238000003912 environmental pollution Methods 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 241000276425 Xiphophorus maculatus Species 0.000 description 4
- 238000002513 implantation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003904 radioactive pollution Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1001—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy using radiation sources introduced into or applied onto the body; brachytherapy
- A61N5/1007—Arrangements or means for the introduction of sources into the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1001—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy using radiation sources introduced into or applied onto the body; brachytherapy
- A61N5/1007—Arrangements or means for the introduction of sources into the body
- A61N2005/101—Magazines or cartridges for seeds
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pretreatment Of Seeds And Plants (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention provides a protective sleeve for sealing a seed particle bin, which comprises a cover body assembly and a base, wherein the cover body assembly is connected with the base in a matched manner, the cover body assembly comprises a cover body, a pressing rod, an elastic device and a pressing block, the pressing rod penetrates through the top of the cover body and is connected with the cover body through threads, the elastic device is arranged at the tail end of the pressing rod, and the pressing block is arranged at one end, far away from the pressing rod, of the elastic device; the base is provided with a hollow cavity for containing the particle bin; the compression bar can move relative to the cover body through the threads and can actuate the elastic device to generate elastic force, and the elastic force enables the pressing block to keep contact with one end of the particle bin. The protective sleeve of the sealed seed source particle bin provided by the invention can complete the omnibearing protection of the sealed seed source particle bin, is efficient and safe to transport and move, effectively protects the sealed seed sources in the sealed seed source particle bin from being extruded and deformed, does not generate arrangement dislocation, and avoids environmental pollution caused by the leakage of radioactive substances.
Description
Technical Field
The invention belongs to the field of radioactive substances, and particularly relates to a protective sleeve for sealing a seed source particle bin.
Background
In clinic, the sealed seed particle bin is matched with an implanter to implant the sealed seed. In the prior art, the sealing seed particle bin is not protected in place in the transportation process, the push rod of the sealing seed particle bin is often extruded by external force, the phenomenon that the sealing seed is deformed and arranged in a staggered way is often caused by the extrusion of the push rod, and when the sealing seed particle bin is used with an implanter for implantation, the effect of implantation is greatly influenced, even implantation failure is caused, the treatment process is seriously delayed, and a large amount of sealing seed is damaged and wasted due to the fact that the sealing seed is frequently blocked due to the deformation and the arrangement dislocation of the sealing seed particle bin; because the I-125 contained in the sealed seed source has radioactivity, when the titanium alloy cladding is extruded and damaged, the radioactive substance of the contained I-125 can leak outwards, and the radioactive pollution of human bodies and surrounding environments is caused.
In addition, the reset spring in the sealed seed particle bin, which is in contact with the push rod, keeps the push rod in contact with the sealed seed through elastic force, so that the sealed seed is tightly arranged, but the elastic force of the reset spring in the sealed seed particle bin is smaller, and the sealed seed is prevented from extrusion deformation in a normal state; therefore, in the transportation process, due to the fact that operators are not standard, when throwing, even violent sorting and the like exist, the inertial force of the push rod in the sealed seed source particle bin is larger than the elastic force of the reset spring, the push rod is separated from the sealed seed source, the sealed seed source can be loose, arrangement dislocation is caused, and even the sealed seed source particle bin falls out.
Therefore, when the existing sealed seed source particle bin is moved and transported, the problems that the protection performance is poor, the sealed seed source particles are easy to squeeze, deform, damage, arrange and misplace, the implantation effect is poor, and even the sealed seed source particles fall out of the sealed seed source particle bin exist.
Disclosure of Invention
In order to solve the problems, the invention aims to overcome the defects and shortcomings in the prior art, and provide a protective sleeve for a sealed seed particle bin, which can complete the omnibearing protection of the sealed seed particle bin, is efficient and safe to transport and move, effectively protects sealed seed in the sealed seed particle bin from extrusion deformation, does not generate arrangement dislocation, and avoids leakage of radioactive substances and falling of sealed seed particles from the sealed seed particle bin. Meanwhile, the protective sleeve of the sealed seed source particle bin is simple to manufacture, low in cost, safe and convenient to operate and convenient for mass production and application.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the invention provides a protective sleeve for sealing a seed particle bin, which comprises the following components: the cover body assembly is connected with the base in a matched mode, the cover body assembly comprises a cover body, a pressing rod, an elastic device and a pressing block, the pressing rod penetrates through the top of the cover body and is connected with the cover body through threads, the elastic device is arranged at the tail end of the pressing rod, and the pressing block is arranged at one end, far away from the pressing rod, of the elastic device; the base is provided with a hollow cavity for accommodating the particle bin; the pressing rod can move relative to the cover body through the threads and can actuate the elastic device to generate elastic force, and the elastic force enables the pressing block to keep contact with one end of the particle bin;
further, an observation window is arranged on the cover body;
further, a jackscrew hole is formed in the cover body, and jackscrews are arranged in the jackscrew hole;
further, the cover body component is connected with the base through threads;
further, the elastic device is a compression spring;
further, the particle bin comprises a particle bin seat and a particle bin cover assembly, and the particle bin seat is connected with the particle bin cover assembly in a matched manner;
further, a loading cavity is arranged in the particle bin seat, and a pushing hole and a positioning hole are arranged at the lower part of the particle bin seat;
further, the particle bin cover assembly comprises a cover body, a push rod and a return spring, wherein the push rod penetrates through the cover body, the lower end part of the push rod is of a plate-shaped structure, and the return spring is arranged on the upper part of the plate-shaped structure and is sleeved on the push rod;
further, an anti-drop cap is arranged at the upper end part of the push rod, and a baffle ring is arranged in the middle of the push rod;
further, the particle bin seat is connected with the particle bin cover component through threads.
Compared with the prior art, the protective sleeve for the sealed seed particle bin has the beneficial effects that: when the sealed seed source particle bin is moved and transported, the sealed seed source particle bin can be comprehensively protected, radiation of radioactive substances is effectively prevented, extrusion deformation and arrangement dislocation of the sealed seed sources in the particle bin are effectively avoided, leakage of the radioactive substances, falling-out of the sealed seed source particle bin and the like are avoided, and the protective sleeve is safe and convenient to use, simple to manufacture, low in cost and convenient for large-scale production and application.
In a word, the invention provides a protective sleeve for sealing seed particle bins, which has wide application prospect.
Drawings
FIG. 1 is a schematic structural view of a protective sleeve of the sealed seed particle bin of the present invention;
FIG. 2 is a schematic view of the internal structure of the protective sleeve of the sealed seed particle bin of the present invention;
FIG. 3 is a schematic diagram II of the internal structure of the protective sleeve for sealing the seed particle bin of the present invention;
FIG. 4 is a schematic view of the structure of the sealed seed particle bin of the present invention;
FIG. 5 is a schematic view of the internal structure of the seed source particle bin of the present invention;
wherein reference numerals are as follows:
1-cover body component, 2-base seat and 3-particle bin,
1.1-cover body, 1.2-compression bar, 1.3-compression spring, 1.4-pressing block, 1.5-observation window, 1.6-jackscrew hole, 1.7-jackscrew,
3.1-particle bin seat, 3.2-particle bin cover,
3.1.1-loading cavity, 3.1.2-push hole, 3.1.3-positioning hole, 3.1.4-sealed seed source,
3.2.1-cover body, 3.2.2-push rod, 3.2.3-reset spring, 3.2.4-plate structure, 3.2.5-anti-drop cap and 3.2.6-baffle ring.
Detailed Description
In order to enable those skilled in the art to better understand the technical scheme of the present invention, the present invention will be further described in detail with reference to specific embodiments. It is noted that the embodiments described below are exemplary only for explaining the present invention, and are not to be construed as limiting the present invention. The examples are not to be construed as limiting the specific techniques or conditions described in the literature in this field or as per the specifications of the product.
In the description of the present invention, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The following will describe a protective cover for sealing seed source particle bins according to the present invention in detail by means of specific embodiments:
as shown in fig. 1 to 5, the protective sleeve for sealing the seed source particle bin according to the invention comprises: the cover body assembly 1 comprises a cover body 1.1, a pressing rod 1.2, a compression spring 1.3 and a pressing block 1.4, wherein the pressing rod 1.2 penetrates through the top of the cover body 1.1 and is connected with the cover body 1.1 through threads, a bulge is arranged on the pressing block 1.4, the compression spring 1.3 is fixedly connected to the tail end of the pressing rod 1.2, one end of the compression spring 1.3, far away from the pressing rod 1.2, is fixedly connected with the bulge of the pressing block 1.4, the pressing rod 1.4 can move relative to the cover body 1.1 through the threads, when the pressing rod 1.2 moves towards the direction close to the sealed seed source particle bin, the pressing block 1.4 continuously moves after contacting with the sealed seed source particle bin, the pressing rod 1.2 is actuated to generate elastic force, and the pressing block 1.4 is actuated to keep contacting with one end of the particle bin 3 through the elastic force; the cover body is also provided with an observation window 1.5 for observing the contact condition of the pressing block 1.4 and the particle bin 3, the cover body 1.1 is also provided with a jackscrew hole 1.6, and jackscrews 1.7 for fixing the position of the pressing rod 1.4 are arranged in the jackscrew hole 1.6.
According to the invention, the inside of the base 2 is a hollow cavity for accommodating the particle bin 3, the inner side of the upper part of the base 2 is provided with internal threads for being connected with the particle bin 3, and the outer side of the upper end part of the base 2 is provided with external threads for being matched and connected with the internal threads inside the bottom end of the cover body 1.1; the bottom of the base 2 is arc-shaped; the cover body 1.1 and the base 2 are both cylinders;
the sealed seed source particle bin 3 comprises a particle bin seat 3.1 and a particle bin cover 3.2;
according to the invention, the particle bin seat 3.1 is of a cuboid structure, a loading cavity 3.1.1 is arranged in the particle bin seat 3.1, and the loading cavity 3.1.1 is used for loading the sealed seed source 3.1.4; the lower part of the particle bin seat is provided with a pushing hole 3.1.2 and a positioning hole 3.1.3, the pushing hole 3.1.2 is used for pushing out a sealed seed source 3.1.4 in the particle bin seat 3.1 in a matched manner with the implanter, and the positioning hole 3.1.3 is used for clamping and positioning when the particle bin seat 3.1 is inserted into the implanter; the upper end of the particle bin seat 3.1 is provided with a connecting part, the cross section of the connecting part is rectangular, the side wall of the short side of the cross section of the connecting part is provided with external threads, and the external threads are connected with the internal threads of the lower end of the particle bin cover 3.2 in a matched mode.
The particle bin cover 3.2 comprises a cover body 3.2.1, a push rod 3.2.2 and a return spring 3.2.3, wherein a through hole is formed in the upper part of the cover body 3.2.1, the push rod 3.2.2 penetrates through the cover body 3.2.1, an anti-falling cap 3.2.5 is arranged at the upper end part of the push rod 3.2.2, a baffle ring 3.2.6 is arranged in the middle part of the push rod, and the anti-falling cap 3.2.5 and the baffle ring 3.2.6 are used for limiting the movement of the push rod 3.2.2 in the cover body 3.2.1; the lower end part of the push rod 3.2.2 is a plate-shaped structure 3.2.4, and the plate-shaped structure 3.2.4 is inserted into the loading cavity 3.1.1 of the particle bin seat 3.1 and is used for pressing the sealed seed source 3.1.4; the reset spring 3.2.3 is arranged between the baffle ring 3.2.6 and the plate-shaped structure 3.2.4, the upper end of the reset spring 3.2.3 is connected with the baffle ring 3.2.6, the baffle ring 3.2.6 is used for stopping the reset spring 3.2.3, and the lower end of the reset spring 3.2.3 is clamped with the upper part of the plate-shaped structure 3.2.4 and is used for resetting the push rod 3.2.2; an internal thread is arranged on the inner side of the lower end part of the cover body 3.2.1 and used for being connected with the particle bin seat 3.1, an external thread is arranged on the outer side of the lower end part of the cover body 3.2.1 and used for being in threaded connection with the base 2 of the protective sleeve; the outside of the cover body 3.2.1 is of a hexagonal prism structure, so that the operation and the installation of the cover body 3.2.1 are convenient.
The invention provides a protective sleeve for a sealed seed source particle bin, which has the following working principle:
firstly, loading sealed seed sources 3.1.4 into a loading cavity 3.1.1 of a particle bin seat 3.1, wherein the number of the loaded sealed seed sources 3.1.4 in the loading cavity 3.1.1 is 7-13, then inserting a platy structure 3.2.4 at the lower end of a push rod 3.2.2 of a particle bin cover 3.2 into the loading cavity 3.1.1 of the particle bin seat 3.1, rotatably connecting the particle bin cover 3.2 with the particle bin seat 3.1 through threads, compressing the platy structure 3.2.4 to the sealed seed sources 3.1.4 in the screwing process, and enabling the reaction force of the sealed seed sources 3.1.4 to push the whole push rod 3.2.2.2 to move upwards, wherein the platy structure 3.2.4 compresses a reset spring 3.2.3, and the screwing position is controlled according to the number of the sealed seed sources 3.1.4 in the particle bin seat 3.2 so that the platy structure 3.2.4 is pressed against the upper part of the sealed seed sources 3.1.4, and the sealed seed sources 3.4 are fixed, as shown in the figure 5.1.4 are completed;
in order to efficiently and safely transport and move the sealed seed source particle bin 3, the base 2 of the protective sleeve is sleeved on the outer side of the particle bin 3, the base 2 of the protective sleeve is connected with the particle bin 3 through threads, the protection of the particle bin seat 3.1 is completed, the particle bin seat 3.1 is fixed by the base 2, the particle bin seat 3.1 is prevented from loosening from the particle bin cover 3.2, and the leakage of radioactive substances of the sealed seed source 3.1.4 in the particle bin seat 3.1 is effectively prevented.
In the process of transportation and movement, if the anti-drop cap 3.2.5 on the top of the push rod 3.2.2 of the particle bin cover 3.2 is extruded by external force, excessive extrusion will be generated on the sealed seed source 3.1.4 in the particle bin seat 3.1 through the plate-shaped structure 3.2.4, deformation, arrangement dislocation and even extrusion leakage of the sealed seed source 3.1.4 will be caused, and therefore, the particle bin 3 is fixed and protected through the cover body assembly 1.
The cover body assembly 1 of the protective sleeve is assembled on the base 2, the cover body 1.1 is fixed on the upper portion of the base 2 through the connection of the internal thread at the bottom of the cover body 1.1 and the external thread at the upper portion of the base 2, the pressing block 1.4 is lowered through the rotary pressing rod 1.2, in the process of rotating the pressing rod 1.2, an operator observes the contact condition of the pressing block 1.4 and the anti-falling cap 3.2.5 on the particle bin 3 through the observation window 1.5 arranged on the cover body 1.1, the pressing block 1.4 is pressed on the anti-falling cap 3.2.5 through the elastic force of the compression spring 1.3, the anti-falling cap 3.2.5 does not move up and down, the rotary pressing rod is stopped immediately, the pressing rod 1.7 is screwed into the top thread 1.7 from the top thread hole 1.6, the position of the pressing rod 1.2 is fixed by the top thread 1.7, and the installation of the whole protective sleeve is completed, and the condition is shown in the specification 1.
Compared with the prior art, the protective sleeve for the sealed seed particle bin has the beneficial effects that: when the sealed seed source particle bin is moved and transported, the sealed seed source particle bin can be comprehensively protected, radiation of radioactive substances is effectively prevented, extrusion, deformation and arrangement dislocation of the sealed seed sources in the particle bin are effectively avoided, leakage of the radioactive substances, falling of the sealed seed source particles from the sealed seed source particle bin and the like are avoided, and the protective sleeve is safe and convenient to use, simple to manufacture, low in cost and convenient for large-scale production and application.
In a word, the invention provides a protective sleeve for sealing seed particle bins, which has wide application prospect.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
Claims (6)
1. A protective sheath for sealing a seed particle bin, comprising: the device comprises a cover body assembly and a base, and is characterized in that the cover body assembly comprises a cover body, a pressure rod, an elastic device and a pressing block, wherein the pressure rod penetrates through the top of the cover body and is connected with the cover body through threads, the elastic device is arranged at the tail end of the pressure rod, and the pressing block is arranged at one end, far away from the pressure rod, of the elastic device; the base is provided with a hollow cavity for accommodating the particle bin; the pressing rod can move relative to the cover body through the threads and can actuate the elastic device to generate elastic force, and the elastic force enables the pressing block to keep contact with one end of the particle bin;
an observation window is arranged on the cover body;
the cover body is provided with a jackscrew hole, and jackscrews are arranged in the jackscrew hole;
the particle bin comprises a particle bin seat and a particle bin cover assembly, and the particle bin seat is connected with the particle bin cover assembly in a matched manner;
the particle bin cover assembly comprises a cover body, a push rod and a reset spring, wherein the push rod penetrates through the cover body, the lower end part of the push rod is of a plate-shaped structure, and the reset spring is arranged on the upper part of the plate-shaped structure and is sleeved on the push rod.
2. The protective cover for a sealed seed particle bin of claim 1, wherein said cover assembly is threadably connected to said base.
3. The protective sheath of sealed seed particle magazine of claim 1, wherein said resilient means is a compression spring.
4. The protective sleeve for sealing seed source grain bins according to claim 1, wherein a loading cavity is arranged in the grain bin seat, and a pushing hole and a positioning hole are arranged at the lower part of the grain bin seat.
5. The protective cover for a sealed seed source particle bin of claim 4, wherein the upper end of the push rod is provided with an anti-drop cap, and the middle of the push rod is provided with a baffle ring.
6. The protective sheath of sealed seed source particle cartridge of claim 5, wherein said particle cartridge seat is threadably connected to said particle cartridge cover assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910040847.5A CN109550143B (en) | 2019-01-16 | 2019-01-16 | Protective sleeve for sealing seed particle bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910040847.5A CN109550143B (en) | 2019-01-16 | 2019-01-16 | Protective sleeve for sealing seed particle bin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109550143A CN109550143A (en) | 2019-04-02 |
| CN109550143B true CN109550143B (en) | 2023-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910040847.5A Active CN109550143B (en) | 2019-01-16 | 2019-01-16 | Protective sleeve for sealing seed particle bin |
Country Status (1)
| Country | Link |
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| CN (1) | CN109550143B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111658243A (en) * | 2020-06-15 | 2020-09-15 | 上海长海医院 | Intraoperative feeding bone grafting device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101219253A (en) * | 2008-02-03 | 2008-07-16 | 天津赛德生物制药有限公司 | Radioactivity seed source implantation equipment |
| CN202010369U (en) * | 2011-01-28 | 2011-10-19 | 宁波君安药业科技有限公司 | Radioactive sealed particle chamber with particle source sealed |
| CN202933383U (en) * | 2012-09-28 | 2013-05-15 | 宁波君安药业科技有限公司 | Radioactive sealed seed source particle bin |
| CN209790597U (en) * | 2019-01-16 | 2019-12-17 | 北京智博高科生物技术有限公司 | Protective sleeve for sealed seed source particle bin |
-
2019
- 2019-01-16 CN CN201910040847.5A patent/CN109550143B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101219253A (en) * | 2008-02-03 | 2008-07-16 | 天津赛德生物制药有限公司 | Radioactivity seed source implantation equipment |
| CN202010369U (en) * | 2011-01-28 | 2011-10-19 | 宁波君安药业科技有限公司 | Radioactive sealed particle chamber with particle source sealed |
| CN202933383U (en) * | 2012-09-28 | 2013-05-15 | 宁波君安药业科技有限公司 | Radioactive sealed seed source particle bin |
| CN209790597U (en) * | 2019-01-16 | 2019-12-17 | 北京智博高科生物技术有限公司 | Protective sleeve for sealed seed source particle bin |
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| CN109550143A (en) | 2019-04-02 |
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