CN113100744A - Positioning device for animal nuclear magnetic resonance imaging - Google Patents
Positioning device for animal nuclear magnetic resonance imaging Download PDFInfo
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- CN113100744A CN113100744A CN202110335468.6A CN202110335468A CN113100744A CN 113100744 A CN113100744 A CN 113100744A CN 202110335468 A CN202110335468 A CN 202110335468A CN 113100744 A CN113100744 A CN 113100744A
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- 241001465754 Metazoa Species 0.000 title claims abstract description 74
- 238000013421 nuclear magnetic resonance imaging Methods 0.000 title abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 75
- 206010002091 Anaesthesia Diseases 0.000 claims abstract description 30
- 230000037005 anaesthesia Effects 0.000 claims abstract description 30
- 239000007788 liquid Substances 0.000 claims description 12
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 11
- 229920000742 Cotton Polymers 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 239000006059 cover glass Substances 0.000 claims description 2
- 238000002595 magnetic resonance imaging Methods 0.000 claims 10
- 238000003384 imaging method Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 7
- 210000003128 head Anatomy 0.000 description 24
- 230000000694 effects Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 241000699670 Mus sp. Species 0.000 description 1
- 241000283973 Oryctolagus cuniculus Species 0.000 description 1
- 238000010171 animal model Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000002651 drug therapy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D7/00—Devices or methods for introducing solid, liquid, or gaseous remedies or other materials into or onto the bodies of animals
- A61D7/04—Devices for anaesthetising animals by gases or vapours; Inhaling devices
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
The invention provides a positioning device for animal nuclear magnetic resonance imaging, which comprises a positioning plate, wherein guide rails are arranged at two ends of the positioning plate, an ear rod positioning mechanism is arranged on each guide rail in a sliding manner, a leg positioning mechanism is arranged on each guide rail on one side of each ear rod positioning mechanism in a sliding manner, a head positioning mechanism is arranged on the positioning plate on the other side in a sliding manner, an eye protection mechanism is arranged on one side, close to each ear rod positioning mechanism, of each head positioning mechanism, and an anesthesia mechanism is arranged on the positioning plate on the other side in a sliding manner. The invention is suitable for the fixed positioning of the nuclear magnetic imaging of animals with different sizes and body types, is convenient for carrying out the reananesthesia on the animals in the imaging process, and ensures that the positioning position of the animals is not changed.
Description
Technical Field
The invention relates to the technical field of nuclear magnetic resonance imaging, in particular to a positioning device for animal nuclear magnetic resonance imaging.
Background
Experimental animals such as mice and rabbits are widely used for experimental studies such as nuclear magnetic imaging as model animals for clinical studies, and during nuclear magnetic resonance imaging, it is necessary to anesthetize the animals to be in a stationary state and then fix the anesthetized animals to keep the positions of the animals unchanged. In order to observe the development states of simulated diseases, drug therapy and the like, long-time and multi-time nuclear magnetic resonance imaging or even long-term observation is required.
If single nuclear magnetic resonance imaging is long, or a model animal is not in place to be anesthetized, the problem that the animal revives midway is easy to occur, the position of the observed part is easy to change when the animal revives, the image observation effect is achieved, and in addition, the animal is not convenient to be anesthetized again in the imaging process. If the model animal needs imaging at multiple time points, the fixed positioning position is kept unchanged every time, and the error of image observation is favorably reduced. In addition, after the model animal is anesthetized, the eyes are usually in an open and unclosed state, and if the imaging observation time is long, the eyes of the model animal are easily dry and even damaged, so that the long-term observation of the model animal is not facilitated.
Disclosure of Invention
The invention provides a positioning device for animal nuclear magnetic resonance imaging, which is suitable for the fixed positioning of animal nuclear magnetic imaging of different sizes and body types, is convenient for re-anaesthetizing animals in the imaging process and ensures that the positioning position of the animals is unchanged.
The technical scheme of the invention is realized as follows: the utility model provides a positioner for animal nuclear magnetic resonance imaging, includes the locating plate, and the both ends of locating plate all set up the guide rail, and it is provided with ear pole positioning mechanism to slide on the guide rail, and it is provided with shank positioning mechanism to slide on the guide rail of ear pole positioning mechanism one side, and it is provided with head positioning mechanism to slide on the locating plate of opposite side, and one side that head positioning mechanism is close to ear pole positioning mechanism is provided with eyeshield mechanism, and it is provided with anesthesia mechanism to slide on the locating plate of opposite side.
Further, ear pole positioning mechanism includes the supporting seat, is provided with ear pole switch module on the supporting seat, and leg positioning mechanism includes the grip slipper, and the upper end of grip slipper articulates through the pivot has the locating lever, and the cover is equipped with the torsional spring in the pivot, is provided with the binding rope on the locating lever, is provided with the positioning switch module on the grip slipper in the locating lever outside, and ear pole switch module and positioning switch module are parallelly connected, and ear pole switch module, positioning switch module and anesthesia mechanism all link to each other with main control unit electricity.
Further, ear pole switch module and location switch module all include urceolus and interior pole, and the one end of interior pole is the free end, and in the urceolus was arranged in to the other end slip, and be fixed with the conducting block, be provided with the spring between the bottom of conducting block and urceolus, all be provided with electrically conductive piece on the urceolus inner wall of conducting block axial both sides, electrically conductive piece includes two conducting strips, and two conducting strip intervals set up in the radial both sides of conducting block.
Furthermore, the head positioning mechanism comprises a positioning ring, an inflation ring is fixed on the inner side of the positioning ring, supporting rods are fixed at the two ends of the positioning ring, a moving seat is fixed at one end, far away from the positioning ring, of each supporting rod, and the moving seat is arranged on the guide rail in a sliding mode.
Further, eyeshield mechanism includes two eyeshield subassemblies, and two eyeshield subassemblies set up respectively in the both ends of holding ring, and the eyeshield subassembly rotates on the connecting seat including sliding the connecting seat that sets up on the bracing piece and is provided with the support clamp, supports to press from both sides and is provided with branch, and branch is close to ear-pole positioning mechanism's one end and is provided with the universal joint, is provided with the cover glass on the universal joint.
Furthermore, the eye-protecting cover comprises a conical cover body, a supporting net is clamped in the conical cover body, liquid storage cotton is filled in the conical cover body on the inner side of the supporting net, and a liquid injection port is formed in the conical cover body.
Furthermore, the anesthesia mechanism comprises a telescopic piece, a breathing mask and an anesthesia machine, the telescopic piece is fixed on the positioning plate, the breathing mask is connected with the working end of the telescopic piece and is connected with the anesthesia machine through a gas pipe, and the opening end of the breathing mask faces the head positioning mechanism.
Furthermore, a supporting hole is formed in the supporting seat, and the ear stem switch assembly penetrates through the supporting hole in a sliding mode and is positioned through the first locking screw rod.
Further, the supporting clamp is provided with a clamping hole, and the supporting rod penetrates through the clamping hole in a sliding mode and is positioned through the second locking screw rod.
Further, a scale or a color mark is arranged on the inner rod.
The invention has the beneficial effects that:
the invention is suitable for the fixed positioning of the nuclear magnetic imaging of animals with different sizes and body types, and is beneficial to keeping the position of the animal positioning unchanged every time when observing at multiple time points by matching the ear rod positioning mechanism, the head positioning mechanism and the like, reduces the imaging error and is beneficial to the successful establishment of models of diseases and the like.
According to the invention, the ear rod switch assembly and the positioning switch assembly are connected in parallel, and the main controller and the anesthesia mechanism are matched to observe the state of an animal in real time, if the animal wakes up midway and the head or four limbs shake, the ear rod switch assembly or the positioning switch assembly can be communicated, and as long as one of the ear rod switch assembly and the positioning switch assembly is in a communicated state, the main controller can control the anesthesia mechanism to start, so that the animal is anesthetized again, the animal does not need to be temporarily observed, and the animal is withdrawn from the instrument; when the head or the leg of the animal does not shake any more, the main controller does not receive the signal of the circuit conduction within the set time, and then the anesthesia machine is closed. And the head resets under the effect of two ear pole switch subassemblies, and the circuit disconnection of ear pole switch subassembly, and the shank resets under the torsional spring effect of locating lever, and the circuit disconnection of locating switch subassembly, above-mentioned process can also ensure that final animal position remains unchanged simultaneously.
According to the anesthesia mechanism, the breathing mask is connected with the telescopic piece, when an animal needs anesthesia, the telescopic piece extends to drive the face of the animal on the mask part of the breathing mask to perform anesthesia, and after the anesthesia is completed, the telescopic piece contracts to drive the breathing mask to reset, so that the normal breathing of the animal is not influenced; the inflation ring of the head positioning mechanism is suitable for the head sizes of different animals; the eye protection mechanism is that the eyes of the animal are in a wet state, so that the eyes are prevented from being dry or damaged during imaging, and the position of the eye shield can be adjusted conveniently according to the positions of the eyes of the animal.
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 schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a schematic diagram of the structure of the ear stem switch assembly;
FIG. 4 is a schematic circuit diagram of a plurality of switch assemblies;
fig. 5 is a schematic structural view of an eye protection assembly;
FIG. 6 is a schematic view of the structure of the inflation ring;
fig. 7 is a schematic structural view of the eye protector.
Locating plate 1, guide rail 2, eyeshield mechanism 3, anesthesia mechanism 4, supporting seat 5, positioning switch subassembly 6, first locking screw 7, grip slipper 8, locating lever 9, bind rope 10, urceolus 11, interior pole 12, conducting block 13, spring 14, conducting strip 15, scale 16, extensible member 17, respirator 18, locating ring 19, aerify ring 20, bracing piece 21, remove seat 22, connecting seat 23, support clamp 24, branch 25, second locking screw 26, universal joint 27, cover for eye 28, the cover for the cone shape body 29, supporting network 30, stock solution cotton 31.
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 1
As shown in fig. 1, a positioning device for animal nuclear magnetic resonance imaging, including locating plate 1, guide rail 2 is all fixed at the both ends of locating plate 1, and the sliding is provided with ear pole positioning mechanism on guide rail 2, and the sliding is provided with two shank positioning mechanism on the guide rail 2 of ear pole positioning mechanism one side, and the sliding is provided with head positioning mechanism on locating plate 1 of opposite side, and one side that head positioning mechanism is close to ear pole positioning mechanism is provided with eyeshield mechanism 3, and the sliding is provided with anesthesia mechanism 4 on locating plate 1 of opposite side.
The application method of the embodiment comprises the following steps: after anaesthetizing the animal, lie prostrate and arrange in locating plate 1 on, adopt the position of ear pole positioning mechanism location animal, according to the size of animal, along 2 adjustment leg positioning mechanism's of guide rail positions, and the four limbs through the fixed animal of leg positioning mechanism, according to the size of animal, along 2 adjustment head positioning mechanism's of guide rail positions, fix a position the head of animal, arrange eye protection mechanism 3 in the eyes department of animal, and protect the eyes, if be imaging midway, the animal awakens, accessible anesthesia mechanism 4 anaesthetizes.
Example 2
This embodiment is substantially the same as embodiment 1, except that, as shown in fig. 1-4, the ear-pin positioning mechanism includes a support base 5 installed on the guide rail 2, the support base 5 may be a U-shaped clamping groove with a downward opening, and is slidably disposed on the guide rail 2, or may be fixed on the guide rail 2, and the support base 5 is provided with an ear-pin switch assembly and a support hole, and the ear-pin switch assembly slidably passes through the support hole and is positioned by a first locking screw 7.
Shank positioning mechanism includes grip slipper 8, grip slipper 8 is U type centre gripping groove with opening down, slide and arrange in on the guide rail 2, adopt locking screw to fix a position, need the shift position, unscrew locking screw can, grip slipper 8's upper end articulates through the pivot has locating lever 9, the cover is equipped with the torsional spring in the pivot, be connected with on the locating lever 9 and tie rope 10, be fixed with positioning switch subassembly 6 on the grip slipper 8 in the locating lever 9 outside, two ear pole switch subassemblies and four positioning switch subassemblies 6 all connect in parallel, and all establish ties with anesthesia mechanism 4, ear pole switch subassembly, positioning switch subassembly 6 and anesthesia mechanism 4 all link to each other with main control unit (not shown in the figure) electricity, main control unit is the PLC controller.
Ear pole switch module and location switch module 6 all include urceolus 11 and interior pole 12, and the one end of interior pole 12 is the free end, and in urceolus 11 was arranged in to the other end slides, and is fixed with conducting block 13, is provided with spring 14 between the bottom of conducting block 13 and urceolus 11, all is fixed with electrically conductive piece on the urceolus 11 inner wall of conducting block 13 axial both sides, and electrically conductive piece includes two conducting strips 15, and two conducting strips 15 intervals are fixed in on the urceolus 11 inner wall of conducting block 13 radial both sides. The inner rod 12 is provided with a scale 16 or a color mark to facilitate the confirmation of the length of the inner rod 12 extending out of the outer cylinder 11.
Anesthesia mechanism 4 includes extensible member 17, respirator 18 and anesthesia machine, and extensible member 17 can be telescopic cylinder or electric telescopic handle, and extensible member 17 is fixed in on locating plate 1, and respirator 18 links to each other with extensible member 17's work end, and links to each other with the anesthesia machine through the gas-supply pipe, and respirator 18's open end is towards head positioning mechanism. The conducting strip 15, the anesthesia machine and the telescopic piece 17 are all electrically connected with the main controller.
The application method of the embodiment comprises the following steps: in the process of positioning the animal, an inner rod 12 of the ear rod switch component is abutted against the position of the ear of the animal, and by adjusting the length of the ear rod switch component penetrating through the support hole, a conductive block 13 on the inner rod 12 is positioned between the two conductive pieces and is popped up to be in a compressed state, and the ear rod switch component is in a disconnected state;
adopt the fixed animal's of binding rope 10 shank, locating lever 9 is in vertical state, and the interior pole 12 of while location switch module 6 offsets with the outside of locating lever 9, and spring 14 compresses, makes conducting block 13 on interior pole 12 be located between two electrically conductive pieces, and location switch module 6 is in the off-state.
When the animal revives in the imaging process, if the head shakes, the inner rod 12 of the ear rod switch assembly moves along the outer cylinder 11 under the action of the spring 14, and when the conductive block 13 moves to the position of the conductive sheet 15, the ear rod switch assembly is in a connected state; similarly, if the leg portion shakes, the positioning rod 9 is driven to rotate, so that the conductive block 13 of the positioning switch assembly 6 moves along the outer barrel 11 under the action of the spring 14, and the positioning switch assembly 6 is in a conducting state. Because of two ear pole switch module and four positioning switch module 6 all connect in parallel, and all establish ties with anesthesia mechanism 4, as long as ear pole switch module and positioning switch module 6 have one to be in the connected state, then the circuit switches on, and transmission signal to main control unit, main control unit control extensible member 17 extends, make respirator 18 remove to head positioning mechanism department, cover the face of animal, the anesthesia machine starts, anaesthetize the animal, when animal head or shank no longer rock, main control unit does not receive the signal that the circuit switched on again in the time of settlement, then close the anesthesia machine, extensible member 17 shrink simultaneously, it keeps away from animal face to drive respirator 18, do not influence the normal breathing of animal. The head resets under two ear pole switch module's effect, and ear pole switch module's circuit disconnection, and the shank resets under the torsional spring effect of locating lever 9, and the circuit disconnection of locating switch module 6, above-mentioned process can also ensure that final animal position remains unchanged simultaneously.
Example 3
The present embodiment is substantially the same as embodiment 1 or 2, except that, as shown in fig. 1 and 5-7, the head positioning mechanism includes a positioning ring 19, an air-filled ring 20 is fixed on the inner side of the positioning ring 19, support rods 21 are fixed on both ends of the positioning ring 19, a moving seat 22 is fixed on one end of the support rod 21 away from the positioning ring 19, the moving seat 22 is slidably disposed on the guide rail 2, the moving seat 22 is a U-shaped clamping groove with a downward opening, and is slidably disposed on the guide rail 2, and the positioning is performed by using a locking screw.
Eye-protecting mechanism 3 includes two eyeshield subassemblies, and two eyeshield subassemblies set up respectively in the both ends of holding ring 19, and the eyeshield subassembly sets up connecting seat 23 on bracing piece 21 including sliding, and connecting seat 23 is opening U type centre gripping groove down, and on guide rail 2 was arranged in to the slip, adopt locking screw to fix a position. Connecting seat 23 is last to rotate and be connected with supporting clamp 24, is provided with branch 25 and centre gripping hole on the supporting clamp 24, and branch 25 slides and passes the centre gripping hole, and fixes a position through second locking screw 26. One end of the supporting rod 25 close to the ear rod positioning mechanism is connected with a universal joint 27, the universal joint 27 is connected with an eye shield 28, the universal joint 27 is a spherical universal joint and the like, the spherical universal joint 27 comprises a spherical cover fixed on the supporting rod 25, a rotating ball is arranged in the spherical cover, and the ball is connected with the eye shield 28.
The eye shield 28 comprises a conical shield body 29, a support net 30 is clamped in the conical shield body 29, liquid storage cotton 31 is filled in the conical shield body 29 on the inner side of the support net 30, a liquid injection port is formed in the conical shield body 29, and the liquid injection port corresponds to the position of the liquid storage cotton 31.
The application method of the embodiment comprises the following steps: the head positioning mechanism is used for positioning the head position at the front side of the eyes, the inflation ring 20 is sleeved on the head of the animal, and the inflation amount in the inflation ring 20 is adjusted according to the size of the head of the animal; according to the position of the eyes of the animal, the position of the eye shield 28 is adjusted, the eye shield 28 covers the eyes of the animal, liquid is injected into the liquid storage cotton 31 through the liquid injection port, a humid environment required by the eyes of the animal is provided, and the problems that the eyes of the animal are dry or damaged due to long-time opening are avoided. The supporting net 30 is clamped in the conical cover body 29 and can be detached, so that the liquid storage cotton 31 can be replaced conveniently.
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 (10)
1. The utility model provides a positioner for animal magnetic resonance imaging, includes the locating plate, its characterized in that: the both ends of locating plate all set up the guide rail, and the guide rail is gone up to slide and is provided with ear pole positioning mechanism, and the guide rail of ear pole positioning mechanism one side is gone up to slide and is provided with shank positioning mechanism, and the locating plate of opposite side is gone up to slide and is provided with head positioning mechanism, and one side that head positioning mechanism is close to ear pole positioning mechanism is provided with eyeshield mechanism, and the sliding is provided with anesthesia mechanism on the locating plate of opposite side.
2. A positioning device for magnetic resonance imaging of animals according to claim 1, characterized in that: ear pole positioning mechanism includes the supporting seat, is provided with ear pole switch module on the supporting seat, and leg positioning mechanism includes the grip slipper, and the upper end of grip slipper articulates through the pivot has the locating lever, and the cover is equipped with the torsional spring in the pivot, is provided with the binding rope on the locating lever, is provided with the positioning switch module on the grip slipper in the locating lever outside, and ear pole switch module and positioning switch module are parallelly connected, and ear pole switch module, positioning switch module and anesthesia mechanism all link to each other with main control unit electricity.
3. A positioning device for magnetic resonance imaging of animals according to claim 2, characterized in that: ear pole switch module and location switch module all include urceolus and interior pole, and the one end of interior pole is the free end, and in the urceolus was arranged in to the other end slip, and be fixed with the conducting block, be provided with the spring between the bottom of conducting block and urceolus, all be provided with electrically conductive piece on the urceolus inner wall of conducting block axial both sides, electrically conductive piece includes two conducting strips, and two conducting strip intervals set up in the radial both sides of conducting block.
4. A positioning device for magnetic resonance imaging of animals according to claim 1, characterized in that: the head positioning mechanism comprises a positioning ring, an inflation ring is fixed on the inner side of the positioning ring, supporting rods are fixed at the two ends of the positioning ring, a moving seat is fixed at one end, far away from the positioning ring, of each supporting rod, and the moving seat is arranged on the guide rail in a sliding mode.
5. A positioning device for magnetic resonance imaging of animals according to claim 1, characterized in that: the eye-protecting mechanism comprises two eye-protecting assemblies, the two eye-protecting assemblies are respectively arranged at two ends of the positioning ring, the eye-protecting assemblies comprise connecting seats which are arranged on the supporting rods in a sliding mode, supporting clamps are arranged on the connecting seats in a rotating mode, supporting rods are arranged on the supporting clamps, one ends, close to the ear pole positioning mechanisms, of the supporting rods are provided with universal joints, and eye-protecting covers are arranged on the universal joints.
6. A positioning device for magnetic resonance imaging of animals according to claim 5, characterized in that: the cover glass includes the toper cover body, and the internal card of toper cover is equipped with the supporting network, and the inboard toper cover body intussuseption of supporting network is filled with the liquid storage cotton, is provided with on the toper cover body and annotates the liquid mouth.
7. A positioning device for magnetic resonance imaging of animals according to claim 1, characterized in that: the anesthesia mechanism comprises a telescopic piece, a breathing mask and an anesthesia machine, the telescopic piece is fixed on the positioning plate, the breathing mask is connected with the working end of the telescopic piece and is connected with the anesthesia machine through a gas pipe, and the opening end of the breathing mask faces the head positioning mechanism.
8. A positioning device for magnetic resonance imaging of animals according to claim 2, characterized in that: be provided with the supported hole on the supporting seat, ear pole switch module slides and passes the supported hole, and fixes a position through first locking screw.
9. A positioning device for magnetic resonance imaging of animals according to claim 5, characterized in that: the supporting clamp is provided with a clamping hole, and the supporting rod penetrates through the clamping hole in a sliding mode and is positioned through the second locking screw rod.
10. A positioning device for magnetic resonance imaging of animals according to claim 3, characterized in that: the inner rod is provided with a scale or a color mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110335468.6A CN113100744A (en) | 2021-03-29 | 2021-03-29 | Positioning device for animal nuclear magnetic resonance imaging |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110335468.6A CN113100744A (en) | 2021-03-29 | 2021-03-29 | Positioning device for animal nuclear magnetic resonance imaging |
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| CN113100744A true CN113100744A (en) | 2021-07-13 |
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| CN202110335468.6A Pending CN113100744A (en) | 2021-03-29 | 2021-03-29 | Positioning device for animal nuclear magnetic resonance imaging |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114699204A (en) * | 2021-11-17 | 2022-07-05 | 武汉联影生命科学仪器有限公司 | Animal experiment operation platform and magnetic resonance imaging laboratory |
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Application publication date: 20210713 |