CN202136701U - Tumor radiation treatment experiment apparatus used for animal experiment - Google Patents
Tumor radiation treatment experiment apparatus used for animal experiment Download PDFInfo
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- CN202136701U CN202136701U CN 201120210899 CN201120210899U CN202136701U CN 202136701 U CN202136701 U CN 202136701U CN 201120210899 CN201120210899 CN 201120210899 CN 201120210899 U CN201120210899 U CN 201120210899U CN 202136701 U CN202136701 U CN 202136701U
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Abstract
The utility model belongs to the field of a life science experiment apparatus, and relates to a tumor radiation treatment experiment apparatus used for an animal experiment, comprising a lead block, a dish and a fixed plate. The dish and the fixed plate are arranged below the lead block in sequence. The lead block is provided with a lead block radiation field hole; the side wall of the dish is engraved with water level scales, the edge is provided with an elevating adjusting screw, and the periphery of the bottom is provided with a positioning pin; the dish is also provided with a dish radiation field hole; the bottom of the dish radiation field hole is bonded with a latex film; and the fixed plate is engraved with reference scales and a positioning hole. When the tumor radiation treatment experiment apparatus used for an animal experiment is in use, X ray can only irradiate the limb portion planted with tumor of an experiment animal through the lead block radiation field hole. The usage result shows that in the utility model the structure is simple, the operation is convenient, accurate positioning can be realized, stable establishment is provided for X ray, and the tumor radiation treatment experiment apparatus used for an animal experiment can be applied for the radiation treatment experiment of an experiment animal after tumor plantation.
Description
Technical field
This utility model belongs to Life Science Experiment device field, relates to a kind of tumour radiotherapy experimental provision that is used for laboratory animal.
Background technology
At present; When the radiotherapy behind the animal plantation tumor line that experimentizes is tested; Usually a plurality of animals are accepted the roentgenotherapia test simultaneously, and X-ray production apparatus often is split into rectangular field, therefore produces following three problems: the body of (1) laboratory animal is except the plantation tumor locus; Other healthy body also receives x-ray bombardment, and the extent of injury that receives with each individual its healthy body of a collection of laboratory animal is inequality; (2) because rectangular field, it leaves axial ratio and is not quite similar because of effective irradiated site with each animal of a collection of experiment, causes effective exposure dose inconsistent; (3) can not provide and have the stable tissue filler that builds up, when especially laboratory animal is toy (like nude mice etc.), the problems referred to above are particularly outstanding.The problems referred to above often cause experimental result deviation to occur.
Summary of the invention
The purpose of this utility model is defective and the deficiency that overcomes prior art, and a kind of tumour radiotherapy experimental provision that is used for laboratory animal is provided; This device can improve the degree of accuracy and the credibility of experimental result for being exclusively used in the device of animal radiotherapy experiment.
Particularly, the tumour radiotherapy experimental provision that is used for laboratory animal of this utility model is characterized in that, is made up of retaining lead 1, plate 2 and fixed flat planar 3, keeps off plumbous 1 below plate 2 and fixed flat planar 3 are installed successively.
In this utility model; Described retaining plumbous 1 is provided with the plumbous launched field of retaining hole 4; Make X ray shine the limbs position that laboratory animals are planted tumor line through keeping off plumbous launched field hole 4, the healthy body of other of laboratory animal then can be covered by retaining lead, can not receive x-ray bombardment; The plumbous 1 employing low melting point lead of retaining (low melting-point alloy lead, LML) casting is processed;
In this utility model, described plate 2 adopts transparent organic glass to process, and is carved with level scale 5 on its sidewall, the edge is provided with up-down set screw 6, bottom periphery and establishes alignment pin 7 symmetrically, also is provided with plate launched field hole 8 on this plate 2;
Described level scale 5 can make things convenient for the staff to observe the water filling height in the plate 2, thereby provides needed, stable X ray to build up; The bottom of described up-down set screw 6 adjustable leveling wares 2 and the distance between the animal fixed flat planar 3 are to adapt to the different-thickness of laboratory animal limbs; Described alignment pin 7 can make plate 2 be accurately positioned on the animal fixed flat planar 3; Described plate launched field hole 8 is corresponding with the plumbous launched field of retaining hole 4; One deck latex thin film is pasted in its bottom; Make the launched field position of plate and laboratory animal limbs to fit better; To reduce reflection and the refraction of interface to ray, the flexibility of said latex thin film is good simultaneously, has reduced the pessimal stimulation to the laboratory animal limbs.
In this utility model, described fixed flat planar 3 is carved with reference to groove 9 on it, and is provided with locating hole 10, adopts transparent organic glass to process;
Described cross point with reference to groove 9 is corresponding with the central point of launched field; Described alignment pin 7 inserts locating hole 10.
In this utility model; The quantity in the plumbous launched field of said retaining hole 4 and plate launched field hole 8 can be confirmed according to the quantity with a collection of laboratory animal; Its size confirms according to the required irradiated area of laboratory animal body, and the quantity of keeping off plumbous launched field hole 4 and plate launched field hole 8 usually equals or more than laboratory animal quantity, diameter 10～20 ﹪ greater than the required irradiated area of laboratory animal body; Described plate 2 all adopts lucite to process with fixed flat planar 3, and concrete size can be confirmed according to the individual size of laboratory animal.
Among the embodiment of this utility model, the thickness of said retaining plumbous 1 is 8cm, is to design according to 5 half stratum of X ray 6MV; Waterline height on the described plate 2 (waterline scale 5 to plate bottom distance) is the depth of water (various X-ray production apparatus are all inequality, need through actual measurement) of X ray 100 ﹪ Metrology Divisions; When making said plate 2 and pasting the latex thin film, all should prevent to leak.
During use, the retaining described in this utility model plumbous 1 is installed on the carriage of radiography unit; Then laboratory animal is fixed on the fixed flat planar 3; Regulate the bottom of up-down set screw 6 adjustment plates 2 and the distance between the fixed flat planar 3, alignment pin 7 cooperatively interacts with locating hole 10, and plate 2 is accurately positioned on the fixed flat planar 3; In plate 2, be filled to level scale 5 places; Open said radiography unit, make X ray, shine the limbs position that laboratory animal is planted tumor line, the tumour radiotherapy experiment of the animal that experimentizes by the plumbous launched field of retaining hole 4 and plate launched field hole 8.
The result shows; When using the tumour radiotherapy experiment isolated plant of this laboratory animal; X ray can only be planted the limbs position of tumor line through the plumbous launched field of described retaining hole 4 irradiation laboratory animals, and the healthy body of other of laboratory animal then can be covered by retaining lead, can not receive x-ray bombardment; Simultaneously, level scale 5 can make things convenient for the staff to observe the water filling height in the plate 2, thereby provides needed, stable X ray to build up; The bottom of up-down set screw 6 adjustable leveling wares 2 and the distance between the animal fixed flat planar 3 are to adapt to the different-thickness of laboratory animal limbs; One deck latex thin film that paste 8 bottoms, plate launched field hole; Make the launched field position of plate and laboratory animal limbs to fit better; To reduce reflection and the refraction of interface to ray, the flexibility of said latex thin film is good, has reduced the pessimal stimulation to the laboratory animal limbs.
In addition, by the plumbous electronics line that is produced of excitation of X-rays retaining, be mapped to the launched field place of laboratory animal body; Produced the electronics line and polluted, increased distance and can avoid the electronics line to pollute, therefore; In this utility model, the source holder is confirmed by the structure of radiography unit that apart from (being the distance of radiographic source to the plumbous bottom of retaining) source-skin distance is the distance on radiographic source to laboratory animal body launched field surface; When distance＞15cm is held in the palm in source-skin distance-source, can prevent that the electronics line from polluting.
The tumour radiotherapy experiment isolated plant of the laboratory animal of this utility model is for a kind of life sciences that is used for is tested, especially for tumour radiotherapy device experiment, in order to provide stable X ray to build up; This device has the following advantages:
(1) depth of water of employed X ray 100 ﹪ Metrology Divisions is consistent in described level scale 5 and the experiment, so that when experiment, accurately inject institute's water requirement, for X ray provides stable building up;
(2) bottom of described up-down set screw 6 scalable plates and the distance between the fixed flat planar make the latex thin film and the laboratory animal limbs of plate bottom fit better;
(3) described alignment pin can accurately be located, so that plate launched field hole 8 covers on the position of the required irradiation of laboratory animal limbs exactly;
(4) plate launched field hole 8 is pasted, is covered by the latex thin film, can provide stable and builds up thereby make plate 2 can hold a certain amount of water, can well fit with the laboratory animal limbs again, thereby reduce the pessimal stimulation to laboratory animal launched field position.
This utility model is simple in structure, easy to operate, can accurately locate, stable building up is provided for X ray; Described experiment isolated plant can be used for radiotherapy pinpoint accuracy, that laboratory animal is planted behind the tumor line and tests.
For the ease of understanding, through accompanying drawing and specific embodiment the tumour radiotherapy experimental provision of the laboratory animal of this utility model is carried out detailed description below.What need particularly point out is, specific embodiment and accompanying drawing only are in order to explain that obviously those skilled in the art can explain according to this paper, and this utility model is carried out various corrections or change, and these corrections and changing also will be included within the scope.
Description of drawings
Fig. 1 is the tumour radiotherapy experiment isolated plant structural representation of the novel laboratory animal of this enforcement,
Wherein, the 1st, retaining lead, the 2nd, plate, the 3rd, fixed flat planar, the 4th keeps off plumbous launched field hole, the 5th, level scale, the 6th, up-down set screw, the 7th, alignment pin, the 8th, plate launched field hole, the 9th, with reference to groove, the 10th, locating hole.
The specific embodiment
As shown in Figure 1, the tumour radiotherapy experiment isolated plant of this laboratory animal is made up of retaining lead 1, plate 2 and fixed flat planar 3, keeps off plumbous 1 below plate 2 and fixed flat planar 3 are installed successively.
Described retaining plumbous 1 is processed by the plumbous casting of low melting point, and its thickness is 8cm, is to design according to 5 half stratum of X ray 6MV; Retaining plumbous 1 is provided with the plumbous launched field of retaining hole 4, and X ray can only be through keeping off the limbs position that plumbous launched field hole 4 irradiation laboratory animals are planted tumor line, and the healthy body of other of laboratory animal then can be covered by retaining lead, can not receive x-ray bombardment; Described plate 2 adopts transparent organic glass to process, and is carved with level scale 5 on its sidewall, the edge is provided with up-down set screw 6, bottom periphery and establishes alignment pin 7 symmetrically, also is provided with plate launched field hole 8 on this plate 2; Wherein, the distance of waterline scale 5 to plate bottom is the depth of water of X ray 100 ﹪ Metrology Divisions (various X-ray production apparatus is all inequality, need through actual measurement); Level scale 5 can make things convenient for the staff to observe the water filling height in the plate 2, thereby provides needed, stable X ray to build up; The bottom of up-down set screw 6 adjustable leveling wares 2 and the distance between the animal fixed flat planar 3 are to adapt to the different-thickness of laboratory animal limbs; Alignment pin 7 can make plate 2 be accurately positioned on the animal fixed flat planar 3; Plate launched field hole 8 is corresponding with the plumbous launched field of retaining hole 4; One deck latex thin film is pasted in its bottom; Make the launched field position of plate and laboratory animal limbs to fit better; To reduce reflection and the refraction of interface to ray, the flexibility of said latex thin film is good simultaneously, has reduced the pessimal stimulation to the laboratory animal limbs; When making plate 2 and pasting the latex thin film, all should prevent to leak.
Described fixed flat planar 3 adopts transparent organic glass to process, and is carved with on it with reference to groove 9, and is provided with locating hole 10; Cross point with reference to groove 9 is corresponding with the central point of launched field, and described alignment pin 7 inserts locating hole 10.
The size in the plumbous launched field of said retaining hole 4 and plate launched field hole 8 confirms according to the required irradiated area of laboratory animal body, and the quantity of keeping off plumbous launched field hole 4 and plate launched field hole 8 equals or more than laboratory animal quantity, diameter 10～20 ﹪ greater than the required irradiated area of laboratory animal body.
During use, the retaining described in this utility model plumbous 1 is installed on the carriage of radiography unit; Then laboratory animal is fixed on the fixed flat planar 3; Regulate the bottom of up-down set screw 6 adjustment plates 2 and the distance between the fixed flat planar 3, alignment pin 7 cooperatively interacts with locating hole 10, and plate 2 is accurately positioned on the fixed flat planar 3; In plate 2, be filled to level scale 5 places; Open said radiography unit, the x-ray source of the 6MV that is provided by X-ray production apparatus shines the limbs position that laboratory animal is planted tumor line by the plumbous launched field of retaining hole 4 and plate launched field hole 8, the tumour radiotherapy experiment of the animal that experimentizes.
As shown in Figure 1, the tumour radiotherapy experiment isolated plant of this laboratory animal is made up of retaining lead 1, plate 2 and fixed flat planar 3, keeps off plumbous 1 below plate 2 and fixed flat planar 3 are installed successively.
Described retaining plumbous 1 is provided with the plumbous launched field of retaining hole 4; Be carved with level scale 5 on plate 2 sidewalls, the edge is provided with up-down set screw 6, bottom periphery and establishes alignment pin 7 symmetrically; Also be provided with plate launched field hole 8 on this plate 2; Wherein, the distance of waterline scale 5 to plate bottom is the depth of water of X ray 100 ﹪ Metrology Divisions; The bottom of up-down set screw 6 adjustable leveling wares 2 and the distance between the animal fixed flat planar 3; Alignment pin 7 can make plate 2 be accurately positioned on the animal fixed flat planar 3; Plate launched field hole 8 is corresponding with the plumbous launched field of retaining hole 4, and the latex thin film is pasted in its bottom; When making plate 2 and pasting the latex thin film, all should prevent to leak.
Described fixed flat planar 3 adopts transparent organic glass to process, and is carved with on it with reference to groove 9, and is provided with locating hole 10; Cross point with reference to groove 9 is corresponding with the central point of launched field, and described alignment pin 7 inserts locating hole 10; The quantity in the plumbous launched field of said retaining hole 4 and plate launched field hole 8 equals or more than laboratory animal quantity, diameter 10～20 ﹪ greater than the required irradiated area of laboratory animal body.
Source holder in this utility model is confirmed by the structure of radiography unit that apart from (being that radiographic source is to the distance of keeping off plumbous bottom) source-skin distance is the distance on radiographic source to laboratory animal body launched field surface, when distance＞15cm is held in the palm in source-skin distance-source, can prevent that the electronics line from polluting.
During use, the retaining described in this utility model plumbous 1 is installed on the carriage of radiography unit; Then laboratory animal is fixed on the fixed flat planar 3; Regulate the bottom of up-down set screw 6 adjustment plates 2 and the distance between the fixed flat planar 3, alignment pin 7 cooperatively interacts with locating hole 10, and plate 2 is accurately positioned on the fixed flat planar 3; In plate 2, be filled to level scale 5 places; Open said radiography unit, make X ray, shine the limbs position that laboratory animal is planted tumor line, the tumour radiotherapy experiment of the animal that experimentizes by the plumbous launched field of retaining hole 4 and plate launched field hole 8.
The result of the foregoing description shows, described experiment isolated plant is simple in structure, easy to operate, can accurately locate, stable building up is provided for X ray; During use, X ray can only be planted the limbs position of tumor line through the plumbous launched field of described retaining hole 4 irradiation laboratory animals, and the healthy body of other of laboratory animal then can be covered by retaining lead, can not receive x-ray bombardment.This utility model can be used for radiotherapy pinpoint accuracy, that laboratory animal is planted behind the tumor line and tests.
Claims (10)
1. a tumour radiotherapy experimental provision that is used for laboratory animal is characterized in that, is made up of retaining plumbous (1), plate (2) and fixed flat planar (3), and retaining plumbous (1) below is installed plate (2) and fixed flat planar (3) successively.
2. by the described tumour radiotherapy experimental provision that is used for laboratory animal of claim 1, it is characterized in that described retaining plumbous (1) which is provided with retaining plumbous launched field hole (4).
3. by the described tumour radiotherapy experimental provision that is used for laboratory animal of claim 1; It is characterized in that; Be carved with on its sidewall of described plate (2) that level scale (5), edge are provided with up-down set screw (6), bottom periphery is established alignment pin (7) symmetrically, this plate also is provided with plate launched field hole (8) on (2).
4. by claim 2 or the 3 described tumour radiotherapy experimental provisions that are used for laboratory animal, it is characterized in that described plate launched field hole (8) is corresponding with retaining plumbous launched field hole (4).
5. by the described tumour radiotherapy experimental provision that is used for laboratory animal of claim 3, it is characterized in that the latex thin film is pasted in bottom, described plate launched field hole (8).
6. by the described tumour radiotherapy experimental provision that is used for laboratory animal of claim 1, it is characterized in that described fixed flat planar (3) is carved with reference to groove (9) on it, and is provided with locating hole (10).
7. by the described tumour radiotherapy experimental provision that is used for laboratory animal of claim 6, it is characterized in that described cross point with reference to groove (9) is corresponding with the central point of launched field; Described alignment pin (7) inserts locating hole (10).
8. by the described tumour radiotherapy experimental provision that is used for laboratory animal of claim 1, it is characterized in that the thickness of described retaining plumbous (1) is 8cm.
9. by the described tumour radiotherapy experimental provision that is used for laboratory animal of claim 1; It is characterized in that; The quantity in the plumbous launched field of described retaining hole (4) and plate launched field hole (8) equals or more than laboratory animal quantity, keeps off 10～20 ﹪s of the diameter in plumbous launched field hole (4) and plate launched field hole (8) greater than the required irradiated area of laboratory animal body.
10. by the described tumour radiotherapy experimental provision that is used for laboratory animal of claim 1, it is characterized in that the distance of described waterline scale (5) to plate (2) bottom is consistent with the depth of water of X ray 100 ﹪ Metrology Divisions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120210899 CN202136701U (en) | 2011-06-21 | 2011-06-21 | Tumor radiation treatment experiment apparatus used for animal experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120210899 CN202136701U (en) | 2011-06-21 | 2011-06-21 | Tumor radiation treatment experiment apparatus used for animal experiment |
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| Publication Number | Publication Date |
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| CN202136701U true CN202136701U (en) | 2012-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201120210899 Expired - Fee Related CN202136701U (en) | 2011-06-21 | 2011-06-21 | Tumor radiation treatment experiment apparatus used for animal experiment |
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| CN (1) | CN202136701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103830849A (en) * | 2013-04-19 | 2014-06-04 | 上海市第一人民医院 | Same-source multiple-radiation-field X-ray projector |
-
2011
- 2011-06-21 CN CN 201120210899 patent/CN202136701U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103830849A (en) * | 2013-04-19 | 2014-06-04 | 上海市第一人民医院 | Same-source multiple-radiation-field X-ray projector |
| CN103830849B (en) * | 2013-04-19 | 2016-08-03 | 上海市第一人民医院 | Homology many launched fields X-ray dropping feeder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120208 Termination date: 20140621 |
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| EXPY | Termination of patent right or utility model |