CN110664407B - Protective device for preventing rabbit blindness in magnetic resonance imaging and using method - Google Patents
Protective device for preventing rabbit blindness in magnetic resonance imaging and using method Download PDFInfo
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- CN110664407B CN110664407B CN201910887901.XA CN201910887901A CN110664407B CN 110664407 B CN110664407 B CN 110664407B CN 201910887901 A CN201910887901 A CN 201910887901A CN 110664407 B CN110664407 B CN 110664407B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/04—Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H33/00—Bathing devices for special therapeutic or hygienic purposes
- A61H33/06—Artificial hot-air or cold-air baths; Steam or gas baths or douches, e.g. sauna or Finnish baths
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2203/00—Additional characteristics concerning the patient
- A61H2203/03—Additional characteristics concerning the patient especially adapted for animals
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Abstract
The invention provides a protective device for preventing rabbit blindness by magnetic resonance imaging and a use method, wherein the protective device comprises a fixed connecting mechanism for fixedly supporting the head of a rabbit, an atomizing mechanism arranged on the fixed connecting mechanism and an eye shield connected with the atomizing mechanism, the atomizing mechanism comprises a shell for storing liquid medicine and an atomizing assembly, the atomizing assembly comprises a pneumatic control turbine, an atomizing grid and a fan blade, and the atomizing grid and the fan blade are positioned in the shell and are connected with an output rotating shaft of the pneumatic control turbine; the use method of the invention is that the atomization grating is driven by the pneumatic control turbine to rotate at a high speed, the liquid medicine is impacted into small water drops to be atomized, the atomized small water drops are pulled by the air supply fan blade and discharged from the atomization outlet to reach the periphery of the rabbit eyes along the corrugated pipe, the rabbit eyes do not need to go in and out of the scanning bed, the scanning bed can be repeatedly used, and the rabbit eyes can be kept moist, thereby blindness is avoided.
Description
Technical Field
The invention relates to the technical field of magnetic resonance imaging instrument machinery, in particular to a protection device for preventing rabbit blindness in magnetic resonance imaging and a using method thereof.
Background
Rabbits are widely used in imaging experiments as a disease model animal for preclinical studies. In the magnetic resonance imaging experiment, generally, after the anesthetic is injected, a series of imaging scans are performed, the imaging time is long and lasts for one to two hours or even longer, and after the anesthetic is injected, the eyelids of the experimental rabbit eyes are not closed and are opened all the time. The temperature of the magnetic resonance imaging magnet chamber is generally controlled to be not lower than 20 ℃, the magnetic resonance imaging magnet chamber is relatively dry, and the air between the equipment and the magnet chamber is kept to flow in an interaction manner, so that the eyes of rabbits are easily dry, and finally the eyes of the rabbits are blinded. The model animal needs to repeat the magnetic resonance imaging scanning after a certain time interval in order to observe the occurrence and development process of the disease, however, after the eyes of the rabbit are blind, the diet of the rabbit is affected, and even the rabbit does not eat any more and finally dies, which is not beneficial to the establishment of the disease model and further long-term follow-up research.
The rabbit magnetic resonance imaging process should be on duty and drip eyedrops or take other safeguard procedures, but the magnetic resonance imaging rabbit is in the strong magnetic field center, is unfavorable for exerting the safeguard procedure. If the scanning bed is withdrawn after a scanning sequence is finished, and after protective measures are applied, the next scanning is carried out, the scanning bed is moved in and out, and needs to be repositioned, so that the experimental process is influenced, the position and the direction of the layer surface of the same examination part before and after the scanning bed is moved in and out are difficult to ensure to be consistent, and the later image processing is not facilitated.
At present, the opening and closing state of the rabbit eyes is not considered or only a hood is applied when the magnetic resonance imaging experiment is carried out on the rabbit, the eyes are covered, the wettability of the rabbit eyes is not considered, and blindness cannot be effectively avoided. The invention aims to prevent blindness of the eyes of experimental rabbits, designs the eye protection device with the miniature atomizer on the premise of not influencing the magnetic resonance experiment process, and can atomize eye drops to keep the eyes of the experimental rabbits moist and not dry so as to achieve the aim of preventing blindness of the experimental rabbits caused by anesthesia and long-term eye opening in the magnetic resonance imaging process.
Disclosure of Invention
Aiming at the problems in the experimental process of magnetic resonance examination of rabbits and the defects in the prior art, the invention provides the protective device for preventing rabbit blindness in magnetic resonance imaging and the use method thereof, which do not need to go in and out of a scanning bed, can be repeatedly used, and can keep the eyes of rabbits moist so as to avoid blindness.
The technical scheme of the invention is realized as follows: the utility model provides a protector for be used for magnetic resonance imaging to prevent rabbit blindness, including the fixed connection mechanism that is used for the fixed stay rabbit head, set up atomizing mechanism on fixed connection mechanism and the eye-shade that links to each other with atomizing mechanism, atomizing mechanism is including casing and the atomizing subassembly that is used for storing liquid medicine, and atomizing subassembly includes gas accuse turbine, atomizing grid and air supply fan leaf, and atomizing grid and air supply fan leaf are located the casing, and all link to each other with the output axis of rotation of gas accuse turbine.
Further, fixed connection mechanism includes the horizontally fixed plate, and the fixed plate links to each other with the lower extreme of casing, and the both sides of fixed plate all are provided with folding baffle, are provided with the elastic bandage that is used for fixed rabbit head on the fixed plate.
Further, the air control turbine is arranged at the upper end of the shell, the output rotating shaft is arranged in the shell downwards, and the air supply fan and the atomization grating are sequentially connected with the output rotating shaft from top to bottom.
Furthermore, the upper surface of the shell is provided with a water filling port for filling liquid medicine and two atomization outlets communicated with the inner cavity of the shell, the atomization outlets are connected with the small end of the eyeshade through a corrugated pipe without magnetic plasticity, the large end of the eyeshade is an open end, and the diameter of the small end of the eyeshade is smaller than that of the large end of the eyeshade.
Further, the upper surface of fixed plate is provided with the slipmat that prevents the rabbit head slip.
Furthermore, the four corners of the fixed plate are provided with arc-shaped grooves for air circulation.
A use method of a protective device for preventing rabbit blindness in magnetic resonance imaging comprises the following steps:
(1) Before magnetic resonance scanning, eye drops are filled into the shell, and the water level of the eye drops is lower than the air supply fan blades;
(2) Placing the head of the rabbit in the center of the fixing plate, erecting the baffles on the two sides, fixing the head of the rabbit on the fixing plate by using the elastic bandage, and adjusting the corrugated pipe to enable the large end of the eye patch to cover the eyes of the rabbit;
(3) The gas accuse turbine links to each other with the air outlet valve of high-pressure gas cylinder, and the high-pressure gas cylinder is placed in the outside of magnet room, opens and adjusts the rotational speed that the air outlet valve is used for controlling gas accuse turbine, and gas accuse turbine rotates at a high speed under the atmospheric pressure effect, drives the high-speed rotation of atomizing grid and realizes the liquid medicine atomizing, and air supply fan accelerates the atomizing liquid medicine and discharges along the bellows, the eyes of moist rabbit.
Further, the pneumatic control turbine is driven by air pressure, and the used air is dry compressed air or nitrogen.
The invention has the beneficial effects that:
the working principle of the invention is as follows: the atomizing grid rotates at a high speed under the action of the pneumatic control turbine, liquid medicine is impacted into small water drops for atomization, and the atomized small water drops are discharged from the atomizing outlet and then reach the periphery of the eyes of the rabbits along the corrugated pipe under the pulling of the air supply fan blade.
The protective device for preventing rabbit blindness through magnetic resonance imaging is simple in structure, convenient to use and small in size, atomized liquid medicine is delivered to the periphery of the rabbit eyes by the atomization device, the liquid medicine does not need to enter or exit a scanning bed, the protective device can be repeatedly used, and the rabbit eyes can be kept moist, so that the rabbit blindness in the long-term experiment process is effectively prevented.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a top view of a guard of the present invention;
fig. 2 is a front view of the guard of the present invention.
The air-conditioner comprises an eye patch 1, a corrugated pipe 2, a shell 3, an air control turbine 4, a turbine air inlet 4-1, a turbine air outlet 4-2, a turbine shell 4-3, an atomization outlet 5, a water injection port 6, a fixing plate 7, an anti-slip mat 8, a baffle plate 9, an elastic bandage 10, a turbine output rotating shaft 11, an atomization grid 12, an air supply fan blade 13 and an arc-shaped groove 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Example one
The utility model provides a protector for be used for magnetic resonance imaging to prevent rabbit blindness, including the fixed connection mechanism who is used for the fixed stay rabbit head, set up atomizing mechanism on fixed connection mechanism and the eye-shade 1 that links to each other with atomizing mechanism, atomizing mechanism is including casing 3 and the atomizing subassembly that is used for storing liquid medicine, casing 3 is vertical columniform, atomizing subassembly sets up in casing 3, atomizing subassembly includes gas accuse turbine 4, atomizing grid 12 and air supply fan leaf 13 are located casing 3, and all link to each other with the output axis of rotation 11 of gas accuse turbine 4, gas accuse turbine 4 drive atomizing grid 12 is high-speed rotatory.
The air control turbine 4 comprises a closed turbine shell 4-3, and a turbine air inlet 4-1 and a turbine air outlet 4-2 are arranged on the turbine shell 4-3. The air control turbine 4 is fixed at the upper end of the center of the shell 3, the output rotating shaft 11 is vertically and downwards arranged in the shell 3, the air supply fan and the atomization grating 12 are fixedly connected with the turbine output rotating shaft 11 from top to bottom in sequence, the atomization grating 12 is fixed at the lower end of the output rotating shaft 11, the air supply fan is installed on the output rotating shaft 11 above the atomization grating 12 and used for accelerating the discharge of atomized liquid medicine, and the air supply fan can be of any structure as long as atomized particles can be rapidly discharged from the atomization outlet 5.
Eye-shade 1 is divided into main aspects and tip, and the diameter of eye-shade 1 tip is less than the diameter of eye-shade 1 main aspects, and the upper surface of casing 3 is provided with a water filling port 6 that is used for annotating liquid medicine and two and the communicating export of atomizing 5 of 3 inner chambers of casing, and export of atomizing 5 links to each other through the tip of bellows 2 that does not have the magnetic plasticity and eye-shade 1, and the main aspects of eye-shade 1 is the open end.
Fixed connection mechanism includes horizontally fixed plate 7, fixed plate 7 passes through the rivet with the lower extreme of casing 3 and fixes continuously, the both sides of fixed plate 7 all are provided with folding baffle 9, fixed plate 7 and baffle 9 structure as an organic whole, the suppression has the foldable line between fixed plate 7 and the baffle 9, the baffle is used for preventing to rock about the rabbit head, be fixed with the elastic bandage 10 that is used for fixed rabbit head on the fixed plate, the free end of elastic bandage 10 is fixed with the felt, the upper surface of fixed plate 7 is provided with prevents the gliding slipmat 8 of rabbit head. The four corners of fixed plate 7 all is provided with the arc wall, is favorable to the circulation of air, is that the rabbit breathes required.
Example two
A method for using the shielding device for magnetic resonance imaging to prevent rabbit blindness as described in the first embodiment, comprising the following steps:
(1) Before magnetic resonance scanning, eye drop is filled into the shell 3, and the water level of the eye drop is ensured to be lower than the air supply fan blade 13;
(2) Placing the head of a rabbit in the center of a fixing plate 7, erecting baffle plates on two sides, fixing the head of the rabbit on the fixing plate 7 by using an elastic bandage 10 and a felt, and adjusting the corrugated pipe 2 to enable the large end of the eyepatch 1 to cover the eyes of the rabbit;
(3) The turbine air inlet 4-1 is connected with the air outlet of the high-pressure air cylinder through an air pipe, the high-pressure air cylinder is placed outside the magnet chamber, a valve of the high-pressure air cylinder is opened, the air output is adjusted, the air control turbine 4 rotates at a high speed under the action of air pressure to drive the atomization grid 12 to rotate at a high speed, the atomization grid 12 impacts liquid medicine at a high speed to atomize and then sprays out, and the air supply fan 13 accelerates the atomized liquid medicine to be discharged along the corrugated pipe 2 to wet eyes of rabbits.
The gas stored in the high-pressure gas cylinder is dry compressed air or nitrogen. The high-pressure gas cylinder is arranged in a scanning room outside the magnet chamber and is positioned near an operator, so that the turbine can be conveniently adjusted and controlled to rotate.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides a protector that is used for magnetic resonance imaging to prevent rabbit blindness which characterized in that: the rabbit head atomizing device comprises a fixed connecting mechanism for fixedly supporting the head of a rabbit, an atomizing mechanism arranged on the fixed connecting mechanism and an eye mask connected with the atomizing mechanism, wherein the atomizing mechanism comprises a shell for storing liquid medicine and an atomizing assembly, the atomizing assembly comprises a pneumatic control turbine, an atomizing grid and a blowing fan blade, and the atomizing grid and the blowing fan blade are positioned in the shell and are connected with an output rotating shaft of the pneumatic control turbine;
the upper surface of casing is provided with a water filling port and two and the communicating atomizing export of casing inner chamber that are used for the filling liquid medicine, and the atomizing export links to each other through the little end of no magnetic plasticity bellows and eye-shade, and the main aspects of eye-shade is the open end, and the diameter of eye-shade small end is less than the diameter of eye-shade main aspects.
2. The shielding device for preventing rabbit blindness in magnetic resonance imaging according to claim 1, wherein: fixed connection mechanism includes the horizontally fixed plate, and the fixed plate links to each other with the lower extreme of casing, and the both sides of fixed plate all are provided with folding baffle, are provided with the elastic bandage that is used for fixed rabbit head on the fixed plate.
3. A shielding device for magnetic resonance imaging against rabbit blindness according to claim 1 or 2, characterized in that: the air control turbine is arranged at the upper end of the shell, the output rotating shaft is arranged in the shell downwards, and the air supply fan and the atomization grating are sequentially connected with the output rotating shaft from top to bottom.
4. A shielding device for magnetic resonance imaging for preventing blindness of rabbits according to claim 2, characterized in that: the upper surface of fixed plate is provided with the slipmat that prevents the rabbit head slip.
5. A shielding device for magnetic resonance imaging for preventing blindness of rabbits according to claim 2, characterized in that: the four corners of the fixed plate are provided with arc-shaped grooves for air circulation.
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| CN201910887901.XA CN110664407B (en) | 2019-09-19 | 2019-09-19 | Protective device for preventing rabbit blindness in magnetic resonance imaging and using method |
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| CN201910887901.XA CN110664407B (en) | 2019-09-19 | 2019-09-19 | Protective device for preventing rabbit blindness in magnetic resonance imaging and using method |
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| CN110664407A CN110664407A (en) | 2020-01-10 |
| CN110664407B true CN110664407B (en) | 2023-03-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111803067B (en) * | 2020-02-18 | 2024-05-28 | 哈尔滨医科大学 | Animal magnetic resonance imaging eye protection device and use method |
| CN113262365B (en) * | 2021-05-19 | 2023-06-23 | 西安交通大学医学院第二附属医院 | Atomizing device for emergency department |
Citations (2)
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| CN205814528U (en) * | 2016-04-27 | 2016-12-21 | 惠春艳 | A kind of atomization safety goggles |
| CN208243866U (en) * | 2017-07-20 | 2018-12-18 | 毛潇雨 | A kind of atomising device of anti-eye fatigue |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101167673A (en) * | 2007-11-26 | 2008-04-30 | 四川大学华西医院 | Eye protecting paste for anaesthesia |
| CN201905894U (en) * | 2011-01-17 | 2011-07-27 | 路慧敏 | Goggles for magnetic resonance examination |
| CN203252650U (en) * | 2013-03-26 | 2013-10-30 | 青岛市市立医院 | Eye patch used for magnetic resonance examination |
| US20140352703A1 (en) * | 2013-05-29 | 2014-12-04 | The Cleveland Clinic Foundation | Apparatus and methods for preventing ocular dehydration in anesthetized small animals |
| CN203724307U (en) * | 2014-02-11 | 2014-07-23 | 刘传强 | Radiology department patch |
| CN206597146U (en) * | 2016-06-29 | 2017-10-31 | 贺天庆 | A kind of eyeshade for psychological experiments |
| CN206198143U (en) * | 2016-08-26 | 2017-05-31 | 吉林省国鹿生物科技有限公司 | One kind anesthesia animal in deer family eye-shade |
| CN107157923A (en) * | 2017-07-03 | 2017-09-15 | 武汉瑞福宁科技有限公司 | A kind of zoopery protection eye ointment and its application device |
| CN208492387U (en) * | 2017-12-27 | 2019-02-15 | 中国科学院深圳先进技术研究院 | A kind of ointment dauber |
| CN209122233U (en) * | 2018-08-13 | 2019-07-19 | 四川大学华西医院 | Magnetic resonance examination light-shading sound-insulating integrated apparatus |
| CN109846601A (en) * | 2019-04-17 | 2019-06-07 | 山东大学第二医院 | The humidifying massage machine for treating severe neurological system lesion |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205814528U (en) * | 2016-04-27 | 2016-12-21 | 惠春艳 | A kind of atomization safety goggles |
| CN208243866U (en) * | 2017-07-20 | 2018-12-18 | 毛潇雨 | A kind of atomising device of anti-eye fatigue |
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