CN106552317A - A kind of radion carrying device - Google Patents
A kind of radion carrying device Download PDFInfo
- Publication number
- CN106552317A CN106552317A CN201611047678.0A CN201611047678A CN106552317A CN 106552317 A CN106552317 A CN 106552317A CN 201611047678 A CN201611047678 A CN 201611047678A CN 106552317 A CN106552317 A CN 106552317A
- Authority
- CN
- China
- Prior art keywords
- radion
- fixed support
- pipe
- carrying device
- support
- 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
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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
- A61N5/1002—Intraluminal radiation therapy
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
- A61M37/0069—Devices for implanting pellets, e.g. markers or solid medicaments
-
- 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
Abstract
The invention discloses a kind of radion carrying device, including:Portable unit and conveying assembly, portable unit includes the cylindrical shape fixed support of expandable and at least one loading pipe being fixed on the fixed support wall, load for placing the radion of predetermined number in pipe, conveying assembly is for being delivered to the intraluminal predeterminated position of patient by portable unit.A certain number of radion is selected to load to the loading pipe being fixed on fixed support according to the situation of patient first, then portable unit is delivered in patient's focus tube chamber by conveying assembly, then launch fixed support, conventional bracket is inserted inside fixed support, loading pipe is close on the inwall of focus tube chamber, finally withdraw from conveying assembly indwelling portable unit.Therefore can solve the problems, such as to cause important luminal stenosis because of malignant tumour, by the radioactivity irradiation of radion, suppress growth of tumour cell and kill Partial tumors cell.
Description
Technical field
The present invention relates to medical instruments field, more particularly to a kind of radion carrying device.
Background technology
The at present luminal stenosis caused by treatment malignant tumour have Stent Implantation and band radion stenter to implant to control
Treat two methods.Stent Implantation is that narrow tube chamber is strutted by physical support effect again that rely on support, but this method is
A kind of palliative treatment, breeds with the continuation of tumour cell, and after a period of time, tube chamber again can be narrow again.Particle Stent Implantation
The radioactivity for combining particle suppresses, kills the effect of tumour cell and the physical support effect of support, changes palliative treatment
For a kind of active treatment, hence it is evident that improve the existence time limit of patient.
Although particle support serves the effect of active treatment, but as the luminal stenosis situation of different patients is all present
Notable difference, particle and support cluster fix hinder clinician according to the concrete condition of patient select suitable support and
Number of particles and distribution mode.Particle support is caused to have differences the curative effect of different patients, and it is solid using metal elastic spring coil
Determining particle causes the ray energy of particle about 30% to be blocked, and have impact on effect of particle support to a certain extent, while
Frame is fixed together with particle, increases induction system support, have impact on the application of the patient excessively narrow and small for approach.
Therefore, how a kind of radion carrying device is provided, is allow doctor according to the concrete condition of patient, is voluntarily selected
The implantation quantity of radion is selected, is the technical problem that those skilled in the art are badly in need of solving.
The content of the invention
It is an object of the invention to provide a kind of radion carrying device, can allow doctor according to the concrete feelings of patient
Condition, voluntarily the implantation quantity of selective emission particle.
To solve above-mentioned technical problem, the invention provides following technical scheme:
A kind of radion carrying device, including:Portable unit and conveying assembly, the portable unit include radially stretching
It is used for putting in the cylindrical shape fixed support of contracting and at least one loading pipe being fixed on the fixed support wall, the loading pipe
Put the radion of predetermined number, the conveying assembly is for being delivered to the intraluminal default position of patient by the portable unit
Put.
Preferably, described to load the fixing pipe that pipe includes sleeve pipe and is set on the outside of described sleeve pipe, described sleeve pipe is used to hold
Receive the radion, the two ends of the fixing pipe are provided with the telescopic necking for preventing described sleeve pipe from skidding off.
Preferably, the pipe that loads also includes for aiding in placing the guiding tube of the radion, when needing to described
When sleeve pipe places the radion, the tail end of the guiding tube is located in the fixing pipe, and front end is located at outside the fixing pipe,
When the radion is filled in described sleeve pipe, the guiding tube is removed from the fixing pipe.
Preferably, the fixed support includes support body, connecting tube, overlay film, the overlay film be used to fixing it is described load pipe and
The connecting tube, the support body are used to support the overlay film to launch, and the conveying assembly includes push rod, before the push rod
Hold for connecting with the connecting tube.
Preferably, the fixed support also includes one or more groups of static lines, and the static line includes that two one end are fixed
The fake of lateral wall same position on the fixed support, the conveying assembly also include release bracing wire and support tube, described
Release is drawstring through two fakes makes the fixed support keep the less state of external diameter, be provided with the support tube for
Accommodate the release bracing wire chamber of the release bracing wire and the push rod cavity for accommodating the push rod.
Preferably, the tail end of the tail end of the push rod and the release bracing wire is equipped with safety lock.
Preferably, the fixed support is also included for accommodating the containing tube for discharging end of pulling.
Preferably, being additionally provided with the fixed support prevents conventional bracket from moving freely non-slip hook.
Preferably, the front end of the guiding tube is provided with for guiding the radion to enter its internal angle or taper
Mouth or horn mouth.
Compared with prior art, above-mentioned technical proposal has advantages below:
A kind of radion carrying device provided by the present invention, including:Portable unit and conveying assembly, portable unit bag
The cylindrical shape fixed support and at least one loading pipe being fixed on the fixed support wall of expandable are included, is loaded in pipe
For placing the radion of predetermined number, conveying assembly is for being delivered to the intraluminal predeterminated position of patient by portable unit.
A certain number of radion is selected to load to the loading being fixed on fixed support according to the situation of patient first
In pipe, then portable unit is delivered in patient's focus tube chamber by conveying assembly, then launches fixed support, at fixed
Conventional bracket is inserted inside frame, loading pipe is close on the inwall of focus tube chamber, finally withdraw from conveying assembly indwelling carrying group
Part.Therefore can solve the problems, such as to cause important luminal stenosis because of malignant tumour, by the radioactivity irradiation of radion, suppress swollen
Tumor cell growth simultaneously kills Partial tumors cell.Importantly, doctor can be according to the concrete condition of patient, by varying number
Load pipe to be fixed on fixed support, plurality of loading pipe can be uniformly distributed along support bracket fastened circumference, it is also possible to uneven
Even distribution, depending on the situation with specific reference to patient's tube chamber.In addition by being applied in combination with conventional bracket or support tube, reduce
Apparatus cost.Wherein conventional bracket refers to the support that can play physical support effect adopted by conventional stent implanted treatment.
Description of the drawings
In order to be illustrated more clearly that technical scheme of the invention or of the prior art, below will be to embodiment or prior art
Needed for description, accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are some of the present invention
Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can be with attached according to these
Figure obtains other accompanying drawings.
A kind of structural representation of radion carrying device that Fig. 1 is provided by a kind of specific embodiment of the invention;
Main structure diagrams of the Fig. 2 for the portable unit in Fig. 1;
A kind of structure of the loading pipe that Fig. 3 is provided by a kind of specific embodiment of the invention when radion is loaded is shown
It is intended to;
Fig. 4 is that the loading pipe in Fig. 3 loads the structural representation after full radion;
Structural representations of the Fig. 5 for the conveying assembly in Fig. 1;
Fig. 6 be Fig. 2 in portable unit fixed support be in deployed condition when left view structural representation;
Fig. 7 be Fig. 2 in portable unit fixed support be in bound state when left view structural representation.
Reference is as follows:
1 is portable unit, and 2 is conveying assembly, and 3 to load pipe, and 4 is fixed support, and 5 is sleeve pipe, and 6 is guiding tube, and 7 is solid
Fixed tube, 8 is support body, and 9 is non-slip hook, and 10 is connecting tube, and 11 is overlay film, and 12 is static line, and 121 is fake, and 13 is containing tube, 14
To discharge bracing wire, 15 is support tube, and 16 is push rod, and 17 is radion.
Specific embodiment
Just as described in the background section, the radion in current radion support be with support be monoblock type
, doctor is difficult to select suitable radion support according to the situation of patient.
On the basis of based on the studies above, a kind of radion carrying device is embodiments provided, first will dress
The loading pipe for being loaded with radion is fixed on the support bracket fastened outer wall of cylindrical shape, then portable unit is defeated by conveying assembly
Deliver in patient's focus tube chamber, then launch fixed support, conventional bracket is inserted inside fixed support, be close to loading pipe
On the inwall of focus tube chamber, conveying assembly indwelling portable unit is finally withdrawn from.Therefore can solve to cause important because of malignant tumour
Luminal stenosis problem, by the radioactivity irradiation of radion, suppresses growth of tumour cell and kills Partial tumors cell.It is important
, doctor can be according to the concrete condition of patient, the portable unit and each dress of regulation of loading pipe of the selection with varying number
Carry the filling quantity of radion in pipe.In addition by being applied in combination with conventional bracket or support tube, reduce apparatus cost.
Wherein conventional bracket refers to the support that can play physical support effect adopted by conventional stent implanted treatment.
In order that the above objects, features and advantages of the present invention can become apparent from it is understandable, below in conjunction with the accompanying drawings to this
Bright specific embodiment is described in detail.
Elaborate detail in order to fully understand the present invention in the following description.But the present invention can with it is various not
It is same as alternate manner described here to implement, those skilled in the art can do class in the case of without prejudice to intension of the present invention
Like popularization.Therefore the present invention is not limited by following public specific embodiment.
Refer to Fig. 1-Fig. 5, a kind of radion carrying device that Fig. 1 is provided by a kind of specific embodiment of the invention
Structural representation;Main structure diagrams of the Fig. 2 for the portable unit in Fig. 1;Fig. 3 is a kind of specific embodiment of the invention
A kind of structural representation of the loading pipe for being provided when radion is loaded;Fig. 4 is that the loading pipe in Fig. 3 loads full axiolite
Structural representation after son;Structural representations of the Fig. 5 for the conveying assembly in Fig. 1;Fixations of the Fig. 6 for the portable unit in Fig. 2
Support is in left view structural representation during deployed condition;Fig. 7 is in bound state for the fixed support of the portable unit in Fig. 2
When left view structural representation.
A kind of specific embodiment of the present invention provides a kind of radion carrying device, including:Portable unit 1 and defeated
Sending component 2, portable unit 1 includes the cylindrical shape fixed support 4 of expandable and at least one is arranged at the fixed support 4
The loading pipe 3 of outer wall, 4 inwall of fixed support are used to fix conventional bracket, load for placing radion 17 in pipe 3, convey
Component 2 is for being delivered to the intraluminal predeterminated position of patient by portable unit 1.
During a kind of radion carrying device provided using the present embodiment, the dress of radion 17 is will be loaded with first
Carry pipe 3 to be fixed on the outer wall of cylindrical shape fixed support 4, portable unit 1 is delivered to by patient's tube chamber by conveying assembly 2 then
Interior predeterminated position, wherein predeterminated position be need by carrying device be implanted into position, with specific reference to the situation of patient depending on, so
Launch fixed support 4 afterwards, conventional bracket is implanted into inside fixed support 4, loading pipe 3 is close on the inwall of focus tube chamber,
2 indwelling portable unit 1 of conveying assembly is withdrawn from finally.Therefore can solve the problems, such as to cause important luminal stenosis because of malignant tumour, lead to
The radioactivity irradiation of radion 17 is crossed, is suppressed growth of tumour cell and is killed Partial tumors cell.Importantly, doctor can be with
According to the concrete condition of patient, select the portable unit 1 of the loading pipe 3 with varying number and adjust to load in each loading pipe 3
17 quantity of radion, plurality of loading pipe 3 can be uniformly distributed along the circumference of fixed support 4, it is also possible to uneven point
Cloth, depending on the situation with specific reference to patient's tube chamber.In addition by being applied in combination with conventional bracket or support tube 15, reduce device
Tool cost.Wherein conventional bracket refers to the support that can play physical support effect adopted by conventional stent implanted treatment.
Further, loading pipe 3 includes sleeve pipe 5 and the fixing pipe 7 being set on the outside of sleeve pipe 5, and sleeve pipe 5 is used to accommodate radiation
Particle 17, the two ends of fixing pipe 7 are provided with the telescopic necking for preventing sleeve pipe 5 from skidding off.The internal diameter of its middle sleeve 5 is slightly larger than radiation
The external diameter of particle 17, and the preferred radioactivity irradiation of material of sleeve pipe 5 stops the thin-walleds such as less PEEK, PTFE, PET and has one
The macromolecular material pipe for determining support strength is made, and its length is 20-180mm, and internal diameter is 0.82-1mm, and wall thickness is 0.1-
0.3mm.Wherein, the length of sleeve pipe 5 is preferably the integral multiple of 17 length of radion.Fixing pipe 7 is elastic tubing, such as silicon rubber
Pipe, the internal diameter in its natural state of fixing pipe 7 are less than 17 external diameter of radion, and the internal diameter of fixing pipe 7 is 0.3-0.7mm, its length
Degree than 5 long 4-20mm of sleeve pipe, after radion 17 are filled, can recover to original in the presence of elasticity by the two ends of fixing pipe 7
The size come, to prevent radion 17 from skidding off.
Further, loading pipe 3 is also included for aiding in placing the guiding tube 6 of radion 17, when needing to sleeve pipe 5
When placing radion 17, the tail end of guiding tube 6 is located in fixing pipe 7, and front end is located at outside fixing pipe 7, is put when filling in sleeve pipe 5
During radion 17, guiding tube 6 is removed from fixing pipe 7.Wherein the size of the tail end inner chamber of guiding tube 6 should be with 5 inner chamber of sleeve pipe
Size is consistent with each other, in order to guide in reflective particle sleeve pipe 5.After guiding tube 6 is removed, the end of fixing pipe 7
Recover in the presence of elasticity to original size
A kind of radion carrying device that a kind of specific embodiment of the present invention is provided, fixed support 4 include support body 8,
Connecting tube 10, overlay film 11, overlay film 11 are used for fixed loading pipe 3 and connecting tube 10, and support body 8 is used to support overlay film 11 to launch, conveys
Component 2 includes push rod 16, and the front end of push rod 16 is used to connect with connecting tube 10.Wherein support body 8 is by Nitinol pipe laser
Cutting or nitinol alloy wire thermal finalization are formed, and which has shape memory function, and less chi can be compressed in the presence of external force
Very little, after external force is removed, which can recover to original shape.Connecting tube 10 can be made using thermoplastic macromolecule material.Push
16 front end of bar can be with connecting tube 10 closely or interference fit connection, to ensure the stability of course of conveying.
Further, fixed support 4 also includes one or more groups of static lines 12, and static line 12 includes that two one end are fixed on
The fake 121 of lateral wall same position on fixed support, conveying assembly also include release bracing wire 14 and support tube 15, discharge bracing wire
14 make fixed support 4 keep the less state of external diameter through two fakes 121, are provided with for accommodating release bracing wire in support tube 15
14 release bracing wire chamber and the push rod cavity for accommodating push rod 16.
Wherein multigroup static line can be uniformly distributed along the axial direction of fixed support 4, when needing to launch fixed support 4,
Pull release bracing wire 14, you can unmuzzle the fake 121 on fixed support 4, and then fixed support 4 is launched.In addition
Two fakes 121 can be the fake 121 of same size size, when fixed support 4 is fettered, two fakes 121 half be wound
In the support bracket fastened left and right sides, then fake 121 is inserted through by discharging bracing wire 14.Bracing wire 14 is discharged wherein preferably hard
The steel wire of matter or other hard filiforms.
Wherein, the tail end of the tail end of push rod 16 and release bracing wire 14 is equipped with safety lock.Can be prevented by safety lock
Situation about just launching portable unit 1 when also not conveying portable unit 1 in place occurs.After conveying in place, unscrew release
The safety lock of 14 tail end of bracing wire, post-tensioning release bracing wire 14, you can portable unit 1 is launched, unscrews the safety of 16 tail end of push rod
Lock, fixed support tube 15 withstand connecting tube 10 by 15 front end of support tube, and push rod 16 can be withdrawn from by recession push rod 16,
Then support tube 15 is withdrawn from the separation for being capable of achieving portable unit 1 and conveying assembly 2.The wherein safety lock of 16 tail end of push rod
First tapered portion of 16 tail end of push rod and the second tapered portion of 15 end of support tube, the first tapered portion are arranged on including being arranged on
Can stop that the second tapered portion is displaced outwardly, the safety lock of release 14 tail end of bracing wire can also be adopted the structure certainly.
It should be noted that safety lock can also be the form of other structures, as long as conveying assembly 2 can be prevented also not
Portable unit 1 is conveyed and is just withdrawn by place, the present invention is not limited to this, is specifically depended on the circumstances.
Additionally, fixed support 4 is also included for accommodating the containing tube 13 for discharging 14 end of bracing wire.By accommodate pipe can in case
Release bracing wire 14 is drawn only during, damage tube chamber.
Further, the non-slip hook 9 for preventing conventional bracket from moving freely is additionally provided with fixed support 4.Wherein 9 court of non-slip hook
To the inner side of fixed support 4, it is to avoid after implantation portable unit 1, fixed support 4 produces relative movement relative to conventional bracket.
For the ease of placing radion 17, the front end of guiding tube 6 is provided with for guiding radion 17 to enter inside which
Angle or bell.Wherein angle and bell are a kind of preferred mode, for example, can also be tubaeform mouth etc., specifically
Depend on the circumstances, the present invention is not specifically limited to this.
Above a kind of radion carrying device provided by the present invention is described in detail.Tool used herein
Body example is set forth to the principle and embodiment of the present invention, and the explanation of above example is only intended to help and understands this
Bright core concept.It should be pointed out that for those skilled in the art, before without departing from the principle of the invention
Put, some improvement and modification can also be carried out to the present invention, these improve and modification also falls into the guarantor of the claims in the present invention
In the range of shield.
Claims (9)
1. a kind of radion carrying device, it is characterised in that include:Portable unit and conveying assembly, the portable unit bag
Include the cylindrical shape fixed support and at least one loading pipe being fixed on the fixed support wall of expandable, the loading
For placing the radion of predetermined number in pipe, the conveying assembly is for the portable unit is delivered in patient's tube chamber
Predeterminated position.
2. radion carrying device according to claim 1, it is characterised in that the loading pipe includes sleeve pipe and is arranged
Fixing pipe on the outside of described sleeve pipe, described sleeve pipe are used to accommodate the radion, and the two ends of the fixing pipe are provided with and prevent
The telescopic necking that described sleeve pipe is skidded off.
3. radion carrying device according to claim 2, it is characterised in that the loading pipe is also included for aiding in
The guiding tube of the radion is placed, when needing to place the radion to described sleeve pipe, the tail end of the guiding tube
In the fixing pipe, front end is located at outside the fixing pipe, when the radion is filled in described sleeve pipe, is drawn described
Conduit is removed from the fixing pipe.
4. radion carrying device according to claim 3, it is characterised in that the fixed support includes support body, even
Adapter, overlay film, the overlay film are used to fix the loading pipe and the connecting tube, and the support body is used to support the overlay film exhibition
Open, the conveying assembly includes push rod, the front end of the push rod is used for and connecting tube connection.
5. radion carrying device according to claim 4, it is characterised in that the fixed support also include one group or
Multigroup static line, the static line include that two one end are fixed on the fake of lateral wall same position on the fixed support, institute
Stating conveying assembly also includes release bracing wire and support tube, and the release is drawstring through two fakes protects the fixed support
The less state of external diameter is held, is provided with the support tube for accommodating the release bracing wire chamber of the release bracing wire and being used to accommodate institute
State the push rod cavity of push rod.
6. radion carrying device according to claim 5, it is characterised in that the tail end of the push rod and described release
The tail end for putting bracing wire is equipped with safety lock.
7. radion carrying device according to claim 6, it is characterised in that the fixed support is also included for holding
Receive it is described release end of pulling containing tube.
8. radion carrying device according to claim 7, it is characterised in that being additionally provided with the fixed support prevents
The non-slip hook that conventional bracket is moved freely.
9. radion carrying device according to claim 8, it is characterised in that the front end of the guiding tube be provided with for
The radion is guided to enter its internal angle or bell or horn mouth.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611047678.0A CN106552317A (en) | 2016-11-23 | 2016-11-23 | A kind of radion carrying device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611047678.0A CN106552317A (en) | 2016-11-23 | 2016-11-23 | A kind of radion carrying device |
Publications (1)
Publication Number | Publication Date |
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CN106552317A true CN106552317A (en) | 2017-04-05 |
Family
ID=58445045
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201611047678.0A Pending CN106552317A (en) | 2016-11-23 | 2016-11-23 | A kind of radion carrying device |
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CN (1) | CN106552317A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022022576A1 (en) * | 2020-07-28 | 2022-02-03 | 南京融晟医疗科技有限公司 | Intracavitary radiotherapy apparatus and use method thereof |
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US6192271B1 (en) * | 1999-04-20 | 2001-02-20 | Michael Hayman | Radiotherapy stent |
CN201798827U (en) * | 2010-09-28 | 2011-04-20 | 上海交通大学医学院附属瑞金医院卢湾分院 | Biliary tract internal exposure support |
CN104706448A (en) * | 2015-03-26 | 2015-06-17 | 湖南埃普特医疗器械有限公司 | Covered stent and conveying system for covered stent |
CN205181985U (en) * | 2015-11-30 | 2016-04-27 | 山东创新医疗器械科技有限公司 | Device is implanted in biliary tract drainage radiation |
-
2016
- 2016-11-23 CN CN201611047678.0A patent/CN106552317A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6192271B1 (en) * | 1999-04-20 | 2001-02-20 | Michael Hayman | Radiotherapy stent |
CN201798827U (en) * | 2010-09-28 | 2011-04-20 | 上海交通大学医学院附属瑞金医院卢湾分院 | Biliary tract internal exposure support |
CN104706448A (en) * | 2015-03-26 | 2015-06-17 | 湖南埃普特医疗器械有限公司 | Covered stent and conveying system for covered stent |
CN205181985U (en) * | 2015-11-30 | 2016-04-27 | 山东创新医疗器械科技有限公司 | Device is implanted in biliary tract drainage radiation |
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Publication number | Priority date | Publication date | Assignee | Title |
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WO2022022576A1 (en) * | 2020-07-28 | 2022-02-03 | 南京融晟医疗科技有限公司 | Intracavitary radiotherapy apparatus and use method thereof |
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