CN206424350U - X-ray blood irradiation instrument apparatus - Google Patents
X-ray blood irradiation instrument apparatus Download PDFInfo
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- CN206424350U CN206424350U CN201620805811.3U CN201620805811U CN206424350U CN 206424350 U CN206424350 U CN 206424350U CN 201620805811 U CN201620805811 U CN 201620805811U CN 206424350 U CN206424350 U CN 206424350U
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Abstract
The utility model discloses a kind of X-ray blood irradiation instrument apparatus, it includes frame, x-ray source, blood bag Container and high pressure generator, x-ray source and blood bag Container are arranged in frame, x-ray source includes x-ray tube component and vacuumizing assembly, x-ray tube component includes anode, negative electrode, first body and the second body, first body and the second body are detachably connected composition X-ray body, negative electrode and anode are arranged in X-ray tube body, anode is detachably connected to the first body, negative electrode and anode just pair and are detachably connected to the second body, vacuumizing assembly is used to vacuumize the X-ray body of x-ray tube component, high pressure generator is connected to negative electrode by high voltage cable.Compared with prior art, the operation cost of the utility model X-ray blood irradiation instrument apparatus is substantially reduced.
Description
Technical field
The utility model is related to blood irradiator technical field, more particularly to a kind of x-ray source blood irradiation device.
Background technology
Transfusion-associated graft versus host disease (TA-GVHD) is immunodeficiency or immunosuppressive patient can not remove it is defeated
Entering has immunocompetent lymphocyte in blood, it is planted living, propagation in vivo, by the histoorgan of patient be identified as it is non-oneself
Material, and carry out immune attack, a kind of mortality complication of blood transfusion destroyed as target.TA-GVHD clinical manifestations lack
Specificity, is easily failed to pinpoint a disease in diagnosis and mistaken diagnosis.
It is the prevention only effective methods of TA-GVHD it is now recognized that being irradiated before blood transfusion to blood product.Its mechanism is：
Lymphocyte is to radiation-sensitive, by the radiation exposure of suitable dosage, can inactivate immunocompetent lymphocytes, loses propagation energy
Power.And little is influenceed on red blood cell, hematoblastic function and coagulation factor activity.
Blood irradiator is exactly that one kind uses radiation exposure blood product, and lymphocyte is inactivated, and prevention blood transfusion is lived
The Medical Devices of TA-GVHD diseases (transfusion-associated graft versus host disease) in dynamic.
From radiographic source point, blood irradiator can be divided into two classes, and a class is (to be mainly Cs-137, Co- using radioactive source
60) the gamma-rays irradiation of blood product produced a, class is the x-ray bombardment blood product produced using X-ray tube.Radioactive source type blood
Liquid irradiation instrument equipment needs assembling hundreds of to the isotope radioactive source of upper kilocurie, and this has potential nuclear leakage risk.X-ray
The source type blood irradiator then risk without nuclear leakage, device powers down is just produced without any ray.
However, the X-ray tube for X-ray blood irradiation instrument apparatus is expensive, restricted lifetime.At present, X-ray blood
The X-ray tube used in irradiation instrument apparatus typically uses the metal-ceramic X-ray tube of longest-lived, and cumulative exposure is small up to 2000
When more than, but also there was only life-span of about one year or so, and price is high.Under normal circumstances, cermet X-ray is caused
The main cause that pipe is scrapped has：Internal material release gas causes vacuum to decline sparking, negative electrode are damaged, anode is damaged etc..
In consideration of it, the utility model urgent need to resolve above-mentioned technical problem.
Utility model content
The utility model is mainly solving the technical problems that provide a kind of X-ray that can be ensured vacuum, be easy to maintenance
Blood irradiation instrument apparatus.
In order to solve the above technical problems, the technical scheme that the utility model is used is：A kind of X-ray blood spoke is provided
According to instrument apparatus, it includes frame, x-ray source, blood bag Container and high pressure generator, and x-ray source and blood bag Container are arranged at
In frame, x-ray source include x-ray tube component and vacuumizing assembly, x-ray tube component include anode, negative electrode, the first body and
Second body, the first body and the second body are detachably connected composition X-ray body, and negative electrode and anode are arranged at X-ray body
Interior, anode is detachably connected to the first body, and negative electrode and anode just pair and are detachably connected to the second body, and vacuumizing assembly is used
Vacuumized in the X-ray body to x-ray tube component, high pressure generator is connected to negative electrode by high voltage cable.
Wherein, x-ray tube component further comprises seal, seal be arranged between the first body and the second body with
The two junction is sealed.
Wherein, the first body is anode end cap, and the mode that anode end cap is connected by screw is relatively fixed with the second body.
Wherein, X-ray blood irradiation instrument apparatus further comprises heat abstractor, and x-ray tube component further comprises heat conduction
Post, anode tap covers setting mounting hole, and anode is relatively fixed with heating column, and heating column passes through external in X-ray tube after mounting hole
Thermally contacted with heat abstractor, the mode that anode is connected by screw is fixed to anode end cap.
Wherein, heat abstractor includes low-temperature receiver, heat exchange case, feed tube and drain pipe, and low-temperature receiver is used to provide heat eliminating medium, entered
Liquid pipe, which connects low-temperature receiver and heat exchange case, is used to heat eliminating medium be delivered to heat exchange case, and drain pipe connection heat exchange case is used to export
Absorb the heat eliminating medium after heat；Heat exchange case is thermally contacted with heating column.
Wherein, the bottom of the second body is recessed towards the boss of the first body and recessed away from the installation of the first body
Groove, the mode that negative electrode is connected by screw is fixed to boss, and high voltage cable is assembled to installation groove.
Wherein, vacuumizing assembly includes vacuum-pumping tube and at least two-stage vacuum pump, and the bottom of the second body sets through hole, taken out
Vacuum tube is fixed to after the second body to be connected by through hole with X-ray body, and vavuum pump, which is arranged at, to be vacuumized on tube wall, for dividing
When or X-ray body is vacuumized simultaneously.
Wherein, at least two-stage vacuum pump includes vacuum mechanical pump, vacuum molecular pump and vacuum ion pump.
Wherein, X-ray blood irradiation instrument apparatus further comprises dose measuring systems, and dose measuring systems stretch into blood bag appearance
Put in device, the X-ray absorption dosage for detecting blood bag.
Wherein, X-ray blood irradiation instrument apparatus further comprises driving member and electric rotating machine, and blood bag Container is arranged at X
The lower section of ray body, blood bag Container includes rotary shaft, bottom plate, and the outer wall and inwall being arranged on bottom plate, outer wall and
The blood bag accommodating cavity of annular is surrounded between inwall, blood bag accommodating cavity is used to place blood bag to be irradiated, the bottom plate of blood bag Container
It is movably set in by rotary shaft in frame, rotary shaft is connected by the output shaft of driving member and electric rotating machine.
The beneficial effects of the utility model are：Compared with prior art, the utility model X-ray blood irradiation instrument apparatus
X-ray source includes x-ray tube component and vacuumizing assembly, and vacuumizing assembly carries out taking out true to the X-ray body of x-ray tube component
It is empty to ensure that x-ray source is not in because vacuum declines the phenomenon scrapped that causes to strike sparks in long-term use；Further, X
Ray tube assembly includes anode, negative electrode, the first body and the second body, and the first body and the second body are detachably connected composition X
Ray body, anode and negative electrode are arranged in X-ray tube body and are detachably connected to the first body and the second body respectively, are easy to
Maintenance and replacing, electrode are overhauled for the replacing of X-ray tube, and cost is substantially reduced.
Brief description of the drawings
Fig. 1 is the stereogram of the preferred embodiment of the utility model X-ray blood irradiation instrument apparatus one；
Fig. 2 is the front view of the x-ray source of the instrument apparatus of X-ray blood irradiation shown in Fig. 1；
Fig. 3 is the sectional structure chart of the x-ray tube component of x-ray source shown in Fig. 2.
Embodiment
Fig. 1 to Fig. 3 is refer to, the utility model X-ray blood irradiation instrument apparatus includes frame 10, x-ray source 20, blood bag
Container 30, high pressure generator 40, heat abstractor 50, driving member 60, electric rotating machine 70 and dose measuring systems 80.
X-ray source 20 and blood bag Container 30 are arranged in frame 10.Specifically, x-ray source 20 includes x-ray tube component
21 and vacuumizing assembly 22, vacuumizing assembly 22 is used to vacuumize the X-ray body of x-ray tube component 21.
X-ray tube component 21 includes anode 211, negative electrode 212, the first body 213, the second body 214, the and of heating column 215
Seal 216.High pressure generator 40 is connected to negative electrode 212 by high voltage cable 41.
First body 213 and the second body 214 are detachably connected composition X-ray body.Anode 211 and negative electrode 212 are set
In in X-ray tube body, anode 211 is detachably connected to the first body 213, and negative electrode 214 and anode 212 just pair and are detachably connected
To the second body 214.
Preferably, the mode that the first body 213 and the second body 214 are connected by screw, which is realized, to be detachably connected, anode
211 modes being connected by screw are fixed to the first body 213, and the mode that negative electrode 212 is connected by screw is fixed to the second pipe
Body 214；First body 213 is anode end cap.Mounting hole (not shown), heating column 215 and anode are set on anode end cap 213
211 are relatively fixed, and heating column 215 is external to heat abstractor 50 in X-ray tube body and thermally contacted after passing through mounting hole；Anode 211 exists
It is fixed to after being relatively fixed with heating column 215 on anode end cap 213.The bottom of second body 214 is recessed towards first and managed
The boss 217 of body 213 and the installation groove 218 away from the first body 213, negative electrode 212 are fixed to boss 217, high pressure generator
40 high voltage cable 41 is assembled to installation groove 218, for applying high voltage to negative electrode 212.
Seal 216 is arranged between the first body 213 and the second body 214 to be sealed to the two junction, is entered
And prevent X-ray from being leaked from junction.
Vacuumizing assembly 22 includes vacuum-pumping tube 221, vaccum seal ring 223, vacuum adapter 224, at least two-stage vacuum pump
And with the one-to-one vacuum valve of vavuum pump 225.The bottom of second body 214 sets through hole (not indicating), vacuum adapter 224
Being arranged at the end of vacuum-pumping tube 221 is used to vacuum-pumping tube 221 being fixed to the second body 214.By the end of vacuum-pumping tube 221
Docked with the periphery of through hole, vaccum seal ring is arranged between the bottom of the end of vacuum-pumping tube 221 and the second body 214 with right
Sealed at the link position of the body 214 of vacuum-pumping tube 221 and second, by fixing screws (not indicating) by vacuum adapter
224 are fixed on the second body 214 vacuum-pumping tube 221 being fixed to the second body 214.
Vacuum valve 225 is used to connect vacuum-pumping tube 221 and vavuum pump.In the present embodiment, at least two-stage vacuum pump is three-level
Vavuum pump, including vacuum mechanical pump 226, vacuum molecular pump 227 and vacuum ion pump 227.
Wherein, the conventional operating pressure of vacuum mechanical pump 226 is 10-2~103Pa, the conventional operating pressure of vacuum molecular pump
For 10-6~10-1Pa, the conventional operating pressure of vacuum ion pump is 10-9~10-2Pa；Therefore, in x-ray source for the first time using preceding or
It is first after person's maintenance to be vacuumized in use, generally first opening vacuum mechanical pump 226, when the pressure in X-ray tube body is less than
10-1During Pa, vacuum mechanical pump 226 can be turned off and open vacuum molecular pump 227 and continue to vacuumize；Pressure in X-ray tube body
It is strong to be less than 10-2During Pa, for the sake of improving operating efficiency, it can open true on the premise of vacuum molecular pump 227 works on
Empty ionic pump 228 is vacuumized together until the pressure in X-ray tube body is less than or equal to 10-6Pa.It is understood that working as X-ray
Pressure in body is less than 10-2During Pa, vacuum molecular pump 227 can also be made to power off only opening vacuum ion pump 228.
The above-mentioned course of work is only merely citing, and when vacuum mechanical pump 226 is vacuum diaphragm pump, vacuum molecular pump 227 is selected
Turbomolecular pump, and vacuum ion pump 228 is when selecting sputter ion pump, when the pressure in X-ray tube body is less than 10-1Pa, using whirlpool
When wheel molecular pump continues to vacuumize, its gas released also needs to discharge by vacuum diaphragm pump, therefore, vacuum mechanical pump
There is also the situation of work simultaneously for both 226 and vacuum molecular pump 227.
In addition to the example above, in practical application, at least two-stage vacuum pump can also use other combinations, for example：
The combination of reciprocating vacuum pump (or rotating vane pump), Roots vaccum pump and titanium sublimation pump；Or only with vacuum diaphragm pump in whirlpool
Take turns combination of molecular pump etc..
Blood bag Container 30 is by rotary shaft, bottom plate, and outer wall and the inwall composition being arranged on bottom plate, outer wall and inwall
Between surround the blood bag accommodating cavity of annular, blood bag accommodating cavity is used to place and fill blood or blood in blood bag to be irradiated, blood bag
Product, the bottom plate of blood bag Container is movably set in frame by rotary shaft, and rotary shaft passes through driving member 60 and electric rotating machine
70 output shaft is connected.In the utility model, multiple blood bags can be placed in the blood bag accommodating cavity so that under X-ray tube
Side is by multiple blood bags around it sufficiently uses the irradiation area of X-ray, improves irradiation efficiency.
Due to blood bag 4 as blood bag Container is quickly rotated, it allows the blood or blood product in blood bag Container
It can be flowed in blood bag, the blood or blood product of regional is carried out evolution each other so that irradiation energy
It is enough more uniform.
Preferably, outer wall and inwall are parallel, and it is tilted with bottom plate, and angle of inclination is entered between being spent 0 to 90
Row selection.
Preferably, the distance between the outer wall and inwall match with blood bag thickness, the distance between outer wall and inwall
Only allow to place one bag of blood bag.Make it using the distance between outer wall and inwall, the thickness of blood bag is limited, reduce blood
The heterogeneity of liquid or blood product ectonexine surface emissivity dosage.
Preferably, the inwall of blood bag Container 30 is made up of roentgenolucen material.
Dose monitoring device 80 is arranged in frame and stretched into blood bag Container 30, for detecting that the X-ray of blood bag is inhaled
Receive dosage.
Heat abstractor 50 includes low-temperature receiver 51, heat exchange case 52, feed tube 53 and drain pipe 54.Low-temperature receiver 51 is used to provide radiating
Medium, for example, water or oil etc.；Feed tube 53, which connects low-temperature receiver 51 and heat exchange case 52, is used to heat eliminating medium be delivered to heat exchange case
52, the connection heat exchange case 52 of drain pipe 54 is used to export the heat eliminating medium absorbed after heat.Heat exchange case 52 is arranged at heating column
215 top is thermally contacted with heating column 215.
Prior art is different from, the x-ray source 20 of the utility model X-ray blood irradiation instrument apparatus includes X-ray tube group
Part 21 and vacuumizing assembly 22, vacuumizing assembly 22 are vacuumized to ensure that X is penetrated to the X-ray body of x-ray tube component 21
Line source 20 is not in because vacuum declines the phenomenon scrapped that causes to strike sparks when being used for a long time；Further, x-ray tube component
21 include anode 211, negative electrode 212, the first body 213 and the second body 214, and the first body 213 and the second body 214 are detachable
X-ray body is connected and composed, anode 211 and negative electrode 212 are arranged in X-ray tube body and are detachably connected to the first body respectively
213 and second body 214, easy access and replacing, electrode is overhauled for the replacing of X-ray tube, and cost is substantially reduced.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is all
It is the equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or directly or indirectly uses
In other related technical fields, similarly it is included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of X-ray blood irradiation instrument apparatus, it is characterised in that the X-ray blood irradiation instrument apparatus includes frame, X and penetrated
Line source, blood bag Container and high pressure generator, the x-ray source and blood bag Container are arranged in the frame, the X-ray
Source includes x-ray tube component and vacuumizing assembly, and the x-ray tube component includes anode, negative electrode, the first body and the second pipe
Body, first body and the second body are detachably connected composition X-ray body, and the negative electrode and anode are arranged at the X and penetrated
In spool body, the anode is detachably connected to first body, and the negative electrode and the anode just pair and are detachably connected
To second body, the vacuumizing assembly is used to vacuumize the X-ray body of the x-ray tube component, the high pressure
Generator is connected to the negative electrode by high voltage cable.
2. X-ray blood irradiation instrument apparatus according to claim 1, it is characterised in that the x-ray tube component is further
Including seal, the seal is arranged between first body and second body close to be carried out to the two junction
Envelope.
3. X-ray blood irradiation instrument apparatus according to claim 2, it is characterised in that first body is anode tap
Lid, the mode that the anode end cap is connected by screw is relatively fixed with second body.
4. X-ray blood irradiation instrument apparatus according to claim 3, it is characterised in that the X-ray blood irradiator dress
Put and further comprise heat abstractor, the x-ray tube component further comprises heating column, the anode tap covers setting and installed
Hole, the anode is relatively fixed with the heating column, the heating column pass through the mounting hole after the X-ray tube in vitro with
The heat abstractor thermo-contact, the mode that the anode is connected by screw is fixed to the anode end cap.
5. X-ray blood irradiation instrument apparatus according to claim 4, it is characterised in that the heat abstractor include low-temperature receiver,
Heat exchange case, feed tube and drain pipe, the low-temperature receiver are used to provide heat eliminating medium, and the feed tube connects the low-temperature receiver and described
Heat exchange case is used to heat eliminating medium be delivered to the heat exchange case, and the drain pipe, which connects the heat exchange case, to be used to export suction
Receive the heat eliminating medium after heat；The heat exchange case is thermally contacted with the heating column.
6. X-ray blood irradiation instrument apparatus according to claim 1, it is characterised in that in the bottom of second body
Spill is connected by screw into the boss towards first body and the installation groove away from first body, the negative electrode
Mode be fixed to the boss, the high voltage cable is assembled to the installation groove.
7. X-ray blood irradiation instrument apparatus according to claim 1, it is characterised in that the vacuumizing assembly includes taking out
Vacuum tube and at least two-stage vacuum pump, the bottom of second body set through hole, and the vacuum-pumping tube is fixed to the second body
Connected afterwards by the through hole with the X-ray body, the vavuum pump be arranged at it is described vacuumize on tube wall, for timesharing or
The X-ray body is vacuumized simultaneously.
8. X-ray blood irradiation instrument apparatus according to claim 7, it is characterised in that at least two-stage vacuum pump bag
Include vacuum mechanical pump, vacuum molecular pump and vacuum ion pump.
9. X-ray blood irradiation instrument apparatus according to claim 1, it is characterised in that the X-ray blood irradiator enters
One step includes dose measuring systems, and the dose measuring systems are stretched into the blood bag Container, the X-ray for detecting blood bag
Absorbed dose of radiation.
10. X-ray blood irradiation instrument apparatus according to claim 1, it is characterised in that the X-ray blood irradiator
Device further comprises driving member and electric rotating machine, and the blood bag Container is arranged at the lower section of the X-ray body, the blood
Bag Container includes rotary shaft, bottom plate, and the outer wall and inwall being arranged on the bottom plate, is enclosed between the outer wall and inwall
The blood bag accommodating cavity circularized, the blood bag accommodating cavity is used to place blood bag to be irradiated, and the bottom plate of the blood bag Container leads to
Cross rotary shaft to be movably set in the frame, the rotary shaft is connected by the output shaft of the driving member and the electric rotating machine
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620805811.3U CN206424350U (en) | 2016-07-28 | 2016-07-28 | X-ray blood irradiation instrument apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620805811.3U CN206424350U (en) | 2016-07-28 | 2016-07-28 | X-ray blood irradiation instrument apparatus |
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| Publication Number | Publication Date |
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| CN206424350U true CN206424350U (en) | 2017-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620805811.3U Active CN206424350U (en) | 2016-07-28 | 2016-07-28 | X-ray blood irradiation instrument apparatus |
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| CN (1) | CN206424350U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106139276A (en) * | 2016-07-28 | 2016-11-23 | 江苏摩科特医疗科技有限公司 | X-ray blood irradiation instrument apparatus |
-
2016
- 2016-07-28 CN CN201620805811.3U patent/CN206424350U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106139276A (en) * | 2016-07-28 | 2016-11-23 | 江苏摩科特医疗科技有限公司 | X-ray blood irradiation instrument apparatus |
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