CN105413049B - A kind of bar radioactive particle implanting gun - Google Patents
A kind of bar radioactive particle implanting gun Download PDFInfo
- Publication number
- CN105413049B CN105413049B CN201510955229.5A CN201510955229A CN105413049B CN 105413049 B CN105413049 B CN 105413049B CN 201510955229 A CN201510955229 A CN 201510955229A CN 105413049 B CN105413049 B CN 105413049B
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- China
- Prior art keywords
- gun body
- pin
- gun
- particle
- hole
- Prior art date
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Classifications
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- 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
- A61N5/1027—Interstitial radiation therapy
-
- 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
- A61N2005/1011—Apparatus for permanent insertion of sources
-
- 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
- A61N2005/1019—Sources therefor
- A61N2005/1021—Radioactive fluid
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- 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)
- Prostheses (AREA)
Abstract
The present invention relates to a kind of bar radioactive particle implanting guns, including gun body, the gun body is set on handle, the front end of gun body is equipped with switching holder assembly, the rear end of gun body is equipped with and pushes pin component, is equipped with the cavity for R-clip component in gun body, and the one side wall of gun body sets that there are two the holes penetrated through with gun body, it is equipped with positioning pin wherein in the hole at the top of gun body, positioning pin cap is equipped in the hole of gun body bottom.The superior effect of the present invention is：One is set as using switching holder assembly, gun body and component of pushing pin, primary the problem of could completing to be inserted into and extract will be once directed at by overcoming to push pin often to push away in the prior art, and person easy to operation concentrates one's energy, while improving the compatibility of instrument；Since each parts of the implanting gun are mutually independent, after damage of components, as long as individually to the part replacement of damage, a whole set of the problem of being implanted into equipment scrapping in the prior art is overcome；It is simple in structure, easy to operate, be easy to carry about with one.
Description
Technical field
The present invention relates to the field of medical instrument technology, and in particular to a kind of bar radioactive particle implanting gun.
Background technology
Seeds implantation technology be it is a kind of inside radioactive source implantation tumour, will allow its sustained release emergent ray with
The treatment means of destroyed tumor rely primarily on implanting gun by the accurate intratumor injection of radioactive particle, are sent out by mini-radioactive resource
Go out to continue, short-range radioactive ray, tumor tissues is made to be killed to greatest extent, and normal structure is not damaged or only small damage
Wound.
Currently, the implantation of radioactive particle is completed by manual type, specifically, implant needle is inserted into patient's tumour
Position, the head of implant needle are connected to the implantation needle interface of implanting gun, have particle magazine on implanting gun, in particle magazine most
The particle in front is located in the trajectory of implanting gun, by putting in trajectory by medical worker manually pushes and pulls needle core along trajectory
Penetrating property particle is pushed into patient's knub position along implant needle.Influencing the factor of this Artificial Intervention mode, there are two aspects, when
The experience of medical care user, two be exactly the quality of implantation instrument, and instrument implantation rate smoothly is fast, and success rate is high, will not occur
Interim card, it is accurate using smooth and implantation position.
In addition, the implanting gun type to circulate in market is relatively single, and model is relatively old, not big development and function
It improves.The implant needle model and type of each gun shaped cooperation are only one kind, can not change and replace and are applicable in other implant needles
Function, even the difference in length, may all need replacing other set implanting gun and perform the operation.Hospital when in use, just
Various implanting guns are equipped with to the implant needles of various models according to such situation, virtually bring resource, waste in fund.
Invention content
In order to overcome the defects of the prior art, it is an object of the invention to propose a kind of bar radioactive particle implanting gun.
The present invention is achieved through the following technical solutions：
A kind of bar radioactive particle implanting gun, including gun body, the gun body are set on handle, and the front end of gun body is equipped with switching
The rear end of holder assembly, gun body is equipped with component of pushing pin, and the cavity for R-clip component is equipped in gun body, the one side wall of gun body is set
There are two the holes with gun body perforation, wherein being equipped with positioning pin in the hole at the top of gun body, are set in the hole of gun body bottom
It is useful for the positioning pin cap for preventing positioning pin from being displaced outwardly.
The present invention is preferably that the positioning pin is ladder-like positioning pin.
The present invention is preferably that the positioning pin cap is L-shape.
The present invention is preferably that the switching holder assembly, component of pushing pin are respectively with gun body using screw thread, buckle, socket mode
In a kind of connection；The cartridge clip component is connect by snap with gun body.
The present invention is preferably that the switching holder assembly includes the first noumenon, and the left part of the first noumenon is tapered, first
Body is internally threaded hole.
The present invention is preferably that the switching holder assembly includes the second ontology, and the second ontology is equipped with centre bore and fixing axle, with
And include the fastener rotated with the center of fixing axle, one end of fastener is equipped with the buckle for fixed sheath assembly of pushing pin
Portion, the other end are equipped with the fastener resetting spring body for making fastener reset.
The present invention is preferably that the component of pushing pin includes pushing pin and for the fixed connector pushed pin.The connector
It is internally provided with centre bore.
The present invention is preferably that the cartridge clip component includes particle storehouse seat, the protective cover for loading particle, the particle storehouse
Seat is threadedly coupled with protective cover, and the top of protective cover is equipped with the mounting hole for fixing push rod, and the end of push rod is equipped with push jack, institute
It states and is equipped with push rod resetting spring body between push rod and protective cover；The particle storehouse seat is equipped with locating slot, hole of pushing pin, accommodating groove.
Further, the sheath assembly of pushing pin includes casing and is set to the fixed part of cannula end, and described sleeve pipe is
One hollow pipe.
The present invention is preferably that the particle storehouse seat is made of metal material or medical grade plastic materials.Using metal material
Manufactured particle storehouse seat can be reused, and particle storehouse seat made of medical grade plastic materials is used to be used as disposable product.
Compared with prior art, superior effect of the invention is：It is set as using switching holder assembly, gun body and component of pushing pin
One, primary the problem of could completing to be inserted into and extract will be once directed at by overcoming to push pin often to push away in the prior art, convenient for behaviour
Author concentrates one's energy, while improving the compatibility of instrument；Since each parts of the implanting gun are mutual indepedent
, after one of those or several damage of components, as long as individually overcoming the prior art to the part replacement of damage
The problem of middle a whole set of implantation equipment scrapping；It is simple in structure, easy to operate, be easy to carry about with one.
Description of the drawings
Fig. 1 is the structural schematic diagram of bar radioactive particle implanting gun first embodiment of the present invention；
Fig. 2 is the structural schematic diagram of switching holder assembly described in Fig. 1；
Fig. 3 is the structural schematic diagram of component of pushing pin described in Fig. 1；
Fig. 4 is the decomposition diagram of cartridge clip component described in Fig. 1；
Fig. 5 is the enlarged structure schematic diagram of seat reverse side in particle storehouse in Fig. 4；
Fig. 6 is the structural schematic diagram of gun body described in Fig. 1；
Fig. 7 is gun body sectional view along A-A described in Fig. 6；
Fig. 8 is the structural schematic diagram of bar radioactive particle implanting gun second embodiment of the present invention；
Fig. 9 is the structural schematic diagram of sheath assembly of pushing pin described in Fig. 8；
Figure 10 is the enlarged structure schematic diagram of switching holder assembly described in Fig. 8.
The reference numerals are as follows：
11- gun bodies, 111- cavitys, 112- positioning pins, 113- positioning pin cap, 114- pin caps positioning screw, 12- handles, 13-
Switching holder assembly, 131- the first noumenons, the second ontologies of 132-, 133- fixing axles, 134- fasteners, 135- clamping parts, 136- cards
Fastener resetting spring body, 14- push pin component, 141- push pin, 142- connectors, 15- cartridge clips component, 151- particles storehouse seat, 1511-
Locating slot, 1512- push pin hole, 1513- accommodating grooves, 152- protective covers, 153- push rods, 154- push jacks, 155- push rod resetting springs
Body, 16- push pin sheath assembly, 161- casings, 162- fixed parts.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific implementation mode invention is further described in detail.
Embodiment 1
If attached drawing 1 is to shown in Fig. 7, a kind of bar radioactive particle implanting gun of the present invention, including gun body 11, the gun body 11
It is set on handle 12, the front end of gun body 11 is equipped with switching holder assembly 13, and the rear end of gun body 11 is equipped with component 14 of pushing pin, gun body 11
The one side wall of the interior cavity 111 being equipped with for R-clip component 15, gun body 11 is set there are two the hole penetrated through with gun body 11,
In positioning pin 112 is equipped in the hole at the top of gun body 11, equipped with for preventing positioning pin 112 in the hole of 11 bottom of gun body
The positioning pin cap 113 being displaced outwardly；The positioning pin 112 is ladder-like positioning pin, and the positioning pin cap 113 is L-shape.
In the present embodiment, the switching holder assembly 13, component 14 of pushing pin are connect with gun body 11 using engagement thread respectively,
The cartridge clip component 15 is connect by snap with gun body 11.Further, as shown in Fig. 2, the switching holder assembly 13 wraps
The first noumenon 131 is included, the left part of the first noumenon 131 is tapered, and the first noumenon 131 is internally threaded hole.Such as Fig. 3 institutes
Show, the component 14 of pushing pin include push pin 141 and for it is fixed push pin 141 connector 142, connector 142 is internally provided with
Centre bore.As shown in Figure 4,5, the cartridge clip component 15 includes particle storehouse seat 151, the protective cover 152 for loading particle, described
Particle storehouse seat 151 is threadedly coupled with protective cover 152, and the top of protective cover 152 is equipped with the mounting hole (figure for fixing push rod 153
In do not show), the end of push rod 153 is equipped with push jack 154, and push rod resetting spring body is equipped between the push rod 153 and protective cover 152
155；The particle storehouse seat 151 is equipped with the cooperation of 111 positioned internal pin 112 of cavity locating slot 1511, hole 1512 of pushing pin, for holding
Receive the accommodating groove 1513 of push jack 154 and push rod 153, movable passageway of the accommodating groove 1513 as push jack 154, moving direction with push away
The direction of pin hole 1512 is vertical, event accommodating groove 1513 is vertical with hole 1512 of pushing pin and intersects, and the locating slot 1511 is then set to
The back of accommodating groove 1513.Wherein, the centre bore of the switching threaded hole of holder assembly 13, component 14 of pushing pin is as pushing pin 141
Insertion, extract channel, therefore the centre bore of the switching threaded hole of holder assembly 13 of the present invention, component 14 of pushing pin and hole of pushing pin
1512 3 holes are arranged concentrically.
It when specific operation, is needing to load particle (not shown), institute in the accommodating groove 1513 of cartridge clip component 15 in advance
The particle storehouse seat 151 for stating cartridge clip component 15 is threadedly coupled with protective cover 152, described under the action of push rod resetting spring body 155
Push jack 154 compresses particle, and the particle is made to be in the intersection in push pin hole 1512 and accommodating groove 1513；By that will push pin
141 are inserted into, when it is described push pin 141 with particle contact when, push particle to far from the direction in hole 1512 of pushing pin under external force
It is mobile, and the particle is moved to designated position through the first noumenon 131；And after 141 extractions of pushing pin, the push jack
154 under the action of push rod resetting spring body 155, the intersection in next particle is pushed into push pin hole 1512 and accommodating groove 1513
For use.
In the present embodiment, the particle struck capacity of the particle storehouse seat 151 is 13, can also be changed according to actual needs
The size of particle storehouse seat 151, to achieve the purpose that increase particle struck capacity.The number of the particle is determined according to actual demand
Amount compares existing particle loading pocket, improves the shipped quantity of particle, easy to operate.
In addition, when the cartridge clip component 15 is fixed with gun body 11, by the chamber that particle storehouse seat 151 is inserted into 11 top of gun body
In body 111, due to the particle storehouse seat 151 be equipped with locating slot 1511, when the particle storehouse seat 151 be inserted into after in cavity 111
Portion's positioning pin 112 coordinates, i.e., the positioning pin 112 slides into the locating slot 1511, is simultaneously emitted by the metal bump sound of " clatter ",
To prove that particle storehouse seat 151 is installed in place.
It should be noted that push pin 141 particle is pushed into designated position when, it is described push pin 141 length beyond switching
The outlet 1.5mm-2mm of holder assembly 13, the purpose is to can be completely out by particle.In addition, the switching holder assembly 13
Threaded hole, the centre bore for component 14 of pushing pin and hole 1512 of pushing pin can make to push pin with 141 realization clearance fits of pushing pin to reach
141 purposes be smoothly inserted into, extracted.
Embodiment 2
As shown in attached drawing 8,9,10, a kind of bar radioactive particle implanting gun offer second embodiment of the present invention, with implementation
The distinguishing characteristics of example 1 is that the switching holder assembly 13 includes the second ontology 132, and the second ontology 132 is equipped with centre bore and fixing axle
133, axis and 133 spatial vertical of fixing axle of the centre bore；And include the fastener rotated with the center of fixing axle 133
134, one end of fastener 134 is equipped with the clamping part 135 for fixed sheath assembly 16 of pushing pin, and the other end is equipped with for making buckle
The fastener resetting spring body 136 that part 134 resets.Wherein, the sheath assembly 16 of pushing pin including casing 161 and is set to casing
The fixed part 162 of 161 ends, described sleeve pipe 161 are a hollow pipe, and described sleeve pipe 161 pushes pin 141 for accommodating, and is also used as grain
The transfer passage of son；The fixed part 162 is used to coordinate with clamping portion 135.The sheath assembly 16 of pushing pin is matched with clamping part 135
Closing realizes the quick-replaceable for sheath assembly 16 of pushing pin.
In the present embodiment, as shown in fig. 6, the switching holder assembly 13 is threadedly coupled with gun body 11, and in adapter
Sheath assembly 16 of pushing pin is arranged in component 13；Specifically, the fixed part 162 and the clamping part 135 of switching holder assembly 13 are coordinated
It pushes pin described in fixation sheath assembly 16.The push distance of particle is expanded by the way that sheath assembly 16 of pushing pin is arranged；By this implementation
Switching holder assembly 13 described in example two realizes multiple types and pushes pin the connection of sheath assembly 16, can meet it is different directly
The push of particle, and fixed by fastener 134, operation is flexible.
Present invention is not limited to the embodiments described above, without departing from the essence of the present invention, this field skill
Any deformation, improvement, the replacement that art personnel are contemplated that each fall within the scope of the present invention.
Claims (7)
1. a kind of bar radioactive particle implanting gun, including gun body, which is characterized in that the gun body is set on handle, before gun body
End is equipped with switching holder assembly, and the rear end of gun body is equipped with component of pushing pin, the cavity for R-clip component, gun body are equipped in gun body
One side wall set that there are two the holes that penetrate throughs with the cavity of gun body, it is close wherein equipped with positioning pin in the hole at the top of gun body
The positioning pin cap for preventing positioning pin from being displaced outwardly is equipped in the hole of gun body bottom；The switching holder assembly includes first
Body, the second ontology, the left part of the first noumenon is tapered, and the first noumenon is internally threaded hole；Second ontology is equipped with center
Hole and fixing axle, and include the fastener rotated with the center of fixing axle, one end of fastener is equipped with for fixed set of pushing pin
The clamping part of tube assembly, the other end are equipped with the fastener resetting spring body for making fastener reset；The cartridge clip component includes
Particle storehouse seat, protective cover for loading particle, the particle storehouse seat are threadedly coupled with protective cover, and the top of protective cover, which is equipped with, to be used
It is equipped with push jack in the end of the mounting hole of fixed push rod, push rod, push rod resetting spring body is equipped between the push rod and protective cover；
The particle storehouse seat is equipped with locating slot, hole of pushing pin, accommodating groove.
2. a kind of bar radioactive particle implanting gun according to claim 1, which is characterized in that the switching holder assembly is pushed pin
Component is respectively with gun body using a kind of connection in screw thread, buckle, socket mode；The cartridge clip component passes through snap and rifle
Body connects.
3. a kind of bar radioactive particle implanting gun according to claim 1 or 2, which is characterized in that the component of pushing pin includes
It pushes pin and for the fixed connector pushed pin.
4. a kind of bar radioactive particle implanting gun according to claim 1, which is characterized in that the sheath assembly of pushing pin includes
Casing and the fixed part for being set to cannula end, described sleeve pipe are a hollow pipe.
5. a kind of bar radioactive particle implanting gun according to claim 1, which is characterized in that the particle storehouse seat uses metal
Material or medical grade plastic materials are made.
6. a kind of bar radioactive particle implanting gun according to claim 1, which is characterized in that the positioning pin is ladder-like fixed
Position pin.
7. a kind of bar radioactive particle implanting gun according to claim 1, which is characterized in that the positioning pin cap is L-shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510955229.5A CN105413049B (en) | 2015-12-17 | 2015-12-17 | A kind of bar radioactive particle implanting gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510955229.5A CN105413049B (en) | 2015-12-17 | 2015-12-17 | A kind of bar radioactive particle implanting gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105413049A CN105413049A (en) | 2016-03-23 |
| CN105413049B true CN105413049B (en) | 2018-08-24 |
Family
ID=55491872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510955229.5A Active CN105413049B (en) | 2015-12-17 | 2015-12-17 | A kind of bar radioactive particle implanting gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105413049B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512198A (en) * | 2016-11-15 | 2017-03-22 | 天津赛德生物制药有限公司 | Radioactive particle implanting device |
| CN107469227B (en) * | 2017-09-12 | 2023-04-14 | 北京大学深圳医院 | Automatic radioactive particle implantation equipment |
| WO2022155834A1 (en) * | 2021-01-21 | 2022-07-28 | 苏州市立普医疗科技有限公司 | Radioactive particle implantation device |
| WO2023165250A1 (en) * | 2022-03-03 | 2023-09-07 | 杭州大士科技有限公司 | Particle or particle chain delivery mechanism with retraction functionality |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1648496A1 (en) * | 1988-12-20 | 1991-05-15 | Украинский научно-исследовательский ветеринарный институт | Device for subcutaneous inserting of tablets to animals |
| US6007474A (en) * | 1997-10-20 | 1999-12-28 | Ablation Technologies, Inc. | Radioactive and/or thermal seed implantation device |
| CN1644224A (en) * | 2005-01-25 | 2005-07-27 | 乐志仪 | Implantating device of implantating mini-radioactive resource |
| CN2882662Y (en) * | 2005-07-20 | 2007-03-28 | 邹子杨 | Easy-to-operate radioactive particle planter |
| CN1846804A (en) * | 2006-05-17 | 2006-10-18 | 孔万成 | Radiotherapeutic particle implanting gun |
| CN101219253B (en) * | 2008-02-03 | 2010-06-09 | 天津赛德生物制药有限公司 | Radioactivity seed source implantation equipment |
| CN201426919Y (en) * | 2009-06-04 | 2010-03-24 | 柴非 | Gun type radioactive particle implantation device |
| CN201807075U (en) * | 2010-08-03 | 2011-04-27 | 天津市同仁和医用科技有限公司 | Gun-type radioactive particle implantation device |
| CN202554742U (en) * | 2012-05-18 | 2012-11-28 | 张芳 | Miniature radioactive source implantation device |
| CN202920815U (en) * | 2012-12-03 | 2013-05-08 | 天津赛德生物制药有限公司 | Simple internal radiotherapy particle implanter |
| CN203898926U (en) * | 2013-12-26 | 2014-10-29 | 上海欣科医药有限公司 | Radioactive confinement seed source implantation gun for endoscope |
| CN205235163U (en) * | 2015-12-17 | 2016-05-18 | 北京智博高科生物技术有限公司 | Active particles implants rifle |
-
2015
- 2015-12-17 CN CN201510955229.5A patent/CN105413049B/en active Active
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| CN105413049A (en) | 2016-03-23 |
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