CN204274760U - A kind of thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging - Google Patents
A kind of thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging Download PDFInfo
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- CN204274760U CN204274760U CN201420690958.3U CN201420690958U CN204274760U CN 204274760 U CN204274760 U CN 204274760U CN 201420690958 U CN201420690958 U CN 201420690958U CN 204274760 U CN204274760 U CN 204274760U
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- heating cushion
- nuclear magnetic
- thermostat
- magnetic resonance
- imaging
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Abstract
Thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging of the present utility model, comprising: heating cushion body, ingress pipe, delivery line and thermostat.Thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging of the present utility model, in animal NMR (Nuclear Magnetic Resonance)-imaging experimentation, the body temperature of the maintenance animal of Absorbable organic halogens, the situation of animal dead in longer experiment consuming time under greatly reducing dark numb state, effectively ensure that carrying out smoothly of experiment, meanwhile, interference can not be produced to nuclear magnetic signal, ensure that the accuracy of experimental result, overcome thermostat heating cushion of the prior art and in animal NMR (Nuclear Magnetic Resonance)-imaging experimentation, nuclear magnetic signal is produced to interference, affects the problem of the accuracy of experimental result.
Description
Technical field
This utility model relates to animal NMR (Nuclear Magnetic Resonance)-imaging field, is specifically related to a kind of thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging.
Background technology
NMR (Nuclear Magnetic Resonance)-imaging (being called for short NMRI), also known as nuclear magnetic resonance, is a kind of technology utilizing nuclear magnetic resonance principle to obtain molecular structure, organism internal structural information.Its principle is: organism to be detected is placed in magnetic field, make the proton of precession in bio-tissue (i.e. H+) that nutating occur with radio-frequency pulse, produce radiofrequency signal, the nuclear position and kind that form this object can be learnt thus, and be depicted as the structural images of organism inside accordingly.Along with the application of fast-changing gradient magnetic, nmr imaging technique obtains and develops fast, this technology has greatly promoted developing rapidly of medical science, neuro physiology and cognitive neuroscience in the application of clinical diagnosis, field of scientific study, is a major progress of Medical Imaging after CT.At present, the imaging effect of NMR (Nuclear Magnetic Resonance)-imaging to brain is better than other imaging techniques, and as ultrasonic, CT, PET etc., when carrying out imaging to brain, NMR (Nuclear Magnetic Resonance)-imaging is first-selected.
Due to the needs of clinical research, some problems and research need with toy to be object of study, utilize imaging technique research, as required, the continuous data collection of several hours is carried out in experiment sometimes to toy, therefore toy is needed to anaesthetize the long period, and the dark narcotism reaching several hours easily causes the body temperature of toy to reduce, so dead, and this not only can cause experiment to be interrupted, failure, experimental data is lost, and also result in animal and waste of time.
For avoiding the problems referred to above, when carrying out animal imaging experiment, can to toy pad thermostat heating cushion, to keep the body temperature of animal.Thermostat heating cushion is generally made up of resistance wire, for metal material, although, above-mentioned thermostat heating cushion can not cause negative effect in the experiments such as PET imaging, ultra sonic imaging, but, in the experiment of NMR (Nuclear Magnetic Resonance)-imaging, such as, the Brian Imaging of rat, the thermostat heating cushion of metal material then can produce interference to nuclear magnetic signal, affects the accuracy of experimental result.
Utility model content
Technical problem to be solved in the utility model is that thermostat heating cushion of the prior art produces interference to nuclear magnetic signal, affect the problem of the accuracy of experimental result in animal NMR (Nuclear Magnetic Resonance)-imaging experimentation, so provide a kind of can keep in experimentation animal heat, again nuclear magnetic signal is not produced disturb, the thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging with low cost, easy to use.
For solving the problems of the technologies described above, the thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging described in the utility model, comprising:
Heating cushion body, described heating cushion body is made up of nonmetallic materials, is suitable for placing animal, and its inside has cavity, and described cavity is suitable for filling heat transfer medium;
Ingress pipe, the cavity connects of described ingress pipe and described heating cushion body, is suitable for the cavity inside input heat transfer medium to described heating cushion body;
Delivery line, the cavity connects of described delivery line and described heating cushion body, be suitable for the heat transfer medium of discharging the filling of described cavity inside, the heat transfer medium that the heat transfer medium that described ingress pipe is inputted and described delivery line are discharged is formed and circulates;
Thermostat, described thermostat is communicated with described ingress pipe, delivery line, is suitable for the temperature constant keeping described heat transfer medium.
Described ingress pipe utilizes circulating pump to provide power to the cavity inside input heat transfer medium of described heating cushion body.
Described heat transfer medium is water.
Described thermostat is thermostatic water bath.
Described ingress pipe and described delivery line are at least respectively equipped with 1.
Described heating cushion body outer surface is arranged with overcoat.Preferably, described overcoat is cotton.
The described thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging of the present utility model has the following advantages compared to existing technology:
(1) thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging described in the utility model, heating cushion body, ingress pipe, delivery line, thermostat.Above-mentioned thermostat heating cushion, in animal NMR (Nuclear Magnetic Resonance)-imaging experimentation, the body temperature of the maintenance animal of Absorbable organic halogens, under greatly reducing dark numb state, the situation of animal dead in longer experiment consuming time, effectively ensure that carrying out smoothly of experiment.Meanwhile, described heating cushion body is that nonmetallic materials are made, and can not produce interference, ensure that the accuracy of experimental result to nuclear magnetic signal.
(2) thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging described in the utility model, adopt circulating pump to provide power, heat transfer medium is inputted the cavity inside of described heating cushion body, whole thermostat heating cushion is easy to use, with low cost.
(3) thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging described in the utility model, described heating cushion body outer surface is arranged with overcoat, the setting of described overcoat, make the sendible temperature of described thermostat heating cushion more stable, when the heat transfer medium inputted and discharge has temperature difference or the fluctuation of heat transfer medium occurrence temperature, the impact on animal can be reduced.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below in conjunction with accompanying drawing, this utility model is described in further detail, wherein,
Fig. 1 is the structural representation of the thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging described in the utility model;
Fig. 2 is the partial structurtes schematic diagram of the thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging described in the utility model;
In figure, Reference numeral is expressed as: 1-heating cushion body; 2-ingress pipe; 3-delivery line; 4-thermostat; 5-circulating pump; 6-overcoat; 7-rat.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Test for the NMR (Nuclear Magnetic Resonance)-imaging of rat, as shown in Figure 1 and Figure 2, the thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging of the present utility model, comprising:
Heating cushion body 1, described heating cushion body 1 is made up of nonmetallic materials, is suitable for placing animal, and its inside has cavity, and described cavity is suitable for filling heat transfer medium; For realizing the purpose of this utility model, the material of described heating cushion body 1 is not unique, as long as do not affect the nonmetallic materials of NMR (Nuclear Magnetic Resonance)-imaging; In the present embodiment, described heating cushion body 1 adopts blood transfusion pressure bag, and its cost is lower, and is convenient to process;
Ingress pipe 2, described ingress pipe 2 and the cavity connects of described heating cushion body 1, be suitable for the cavity inside input heat transfer medium to described heating cushion body 1; It should be noted that, described heat transfer medium is made to be inputted the mode of the cavity inside of described heating cushion body 1 by described ingress pipe 2 not unique, in the present embodiment, the power that described ingress pipe 2 utilizes circulating pump 5 to provide is to the cavity inside input heat transfer medium of described heating cushion body 1;
Delivery line 3, the cavity connects of described delivery line 3 and described heating cushion body 1, be suitable for the heat transfer medium of discharging the filling of described cavity inside, the heat transfer medium that the described heat transfer medium that described ingress pipe 2 is inputted and described delivery line 3 are discharged is formed and circulates;
Thermostat 4, described thermostat 4 is communicated with described ingress pipe 2, delivery line 3, is suitable for the temperature constant keeping described heat transfer medium.
It should be noted that, described ingress pipe 2 and the quantity of described delivery line 3, be at least respectively equipped with 1, for relatively large animal, adaptability multiple ingress pipe 2 and/or delivery line 3 are set.As concrete embodiment, ingress pipe 2 described in the present embodiment and described delivery line 3 are respectively equipped with 1.
For realizing the purpose of this utility model, the selection of described heat transfer medium is also unique, those skilled in the art can select according to actual needs air, oil or other can the medium of heat conduction.As preferred embodiment, described heat transfer medium is water.
In the present embodiment, described thermostat 4 is thermostatic water bath.Certainly, the selection of described thermostat 4 is not unique yet, and including but not limited to thermostatic water bath, can also be the devices such as calorstat.
Described more stable for the sendible temperature of the thermostat heating cushion of animal NMR (Nuclear Magnetic Resonance)-imaging for ensureing, described heating cushion body 1 outer surface is arranged with overcoat 6.As preferred implementation, described overcoat 6 is cotton.
The using method of the described thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging is as follows: the water temperature of described thermostat 4 is set as 25-37 DEG C, after described circulating pump 5 is opened, described heat transfer medium is packed into the cavity inside of described heating cushion body 1 by the described ingress pipe 2 being communicated with described circulating pump 5, after being full of, too much heat transfer medium comes back in thermostat 4 by delivery line 3, form circulation, make the temperature of described thermostat heating cushion remain on 25-37 DEG C; The top that experimental subject rat 7 is positioned over described heating cushion body 1 can be tested.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among protection domain of the present utility model.
Claims (7)
1. for a thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging, it is characterized in that, comprising:
Heating cushion body (1), described heating cushion body (1) is made up of nonmetallic materials, is suitable for placing animal, and its inside has cavity, and described cavity is suitable for filling heat transfer medium;
Ingress pipe (2), described ingress pipe (2) and the cavity connects of described heating cushion body (1), be suitable for the cavity inside input heat transfer medium to described heating cushion body (1);
Delivery line (3), the cavity connects of described delivery line (3) and described heating cushion body (1), be suitable for the heat transfer medium of discharging the filling of described cavity inside, the heat transfer medium that the described heat transfer medium that described ingress pipe (2) is inputted and described delivery line (3) are discharged is formed and circulates;
Thermostat (4), described thermostat (4) is communicated with described ingress pipe (2), delivery line (3), is suitable for the temperature constant keeping described heat transfer medium.
2. the thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging according to claim 1, is characterized in that, the power that described ingress pipe (2) utilizes circulating pump (5) to provide is to the cavity inside input heat transfer medium of described heating cushion body (1).
3. the thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging according to claim 2, is characterized in that, described heat transfer medium is water.
4. the thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging according to claim 3, is characterized in that, described thermostat (4) is thermostatic water bath.
5. the thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging according to claim 4, is characterized in that, described ingress pipe (2) and described delivery line (3) are at least respectively equipped with 1.
6., according to the described thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging arbitrary in claim 1-5, it is characterized in that, described heating cushion body (1) outer surface is arranged with overcoat (6).
7. the thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging according to claim 6, is characterized in that, described overcoat (6) is cotton.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420690958.3U CN204274760U (en) | 2014-11-18 | 2014-11-18 | A kind of thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420690958.3U CN204274760U (en) | 2014-11-18 | 2014-11-18 | A kind of thermostat heating cushion for animal NMR (Nuclear Magnetic Resonance)-imaging |
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| CN204274760U true CN204274760U (en) | 2015-04-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110638452A (en) * | 2019-09-17 | 2020-01-03 | 哈尔滨医科大学 | Small animal nuclear magnetic resonance scanning, fixing and anaesthesia integrated device and using method |
| US11399733B2 (en) * | 2017-09-22 | 2022-08-02 | Advanced Imaging Research, Inc. | Advanced safe infant MRI system comprising MRI compatible infant warming mattress |
-
2014
- 2014-11-18 CN CN201420690958.3U patent/CN204274760U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11399733B2 (en) * | 2017-09-22 | 2022-08-02 | Advanced Imaging Research, Inc. | Advanced safe infant MRI system comprising MRI compatible infant warming mattress |
| CN110638452A (en) * | 2019-09-17 | 2020-01-03 | 哈尔滨医科大学 | Small animal nuclear magnetic resonance scanning, fixing and anaesthesia integrated device and using method |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20151118 |
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| EXPY | Termination of patent right or utility model |