CN115381586A - Experimental animals operation fixing device - Google Patents
Experimental animals operation fixing device Download PDFInfo
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- CN115381586A CN115381586A CN202211330501.7A CN202211330501A CN115381586A CN 115381586 A CN115381586 A CN 115381586A CN 202211330501 A CN202211330501 A CN 202211330501A CN 115381586 A CN115381586 A CN 115381586A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D3/00—Appliances for supporting or fettering animals for operative purposes
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Abstract
The invention discloses a fixing device for experimental animal operation, belonging to the technical field of medical instruments, comprising: the bed body is detachably connected with the fixing component; the bed body comprises a temperature control assembly, a bed framework and a positioning structure, the temperature control assembly is arranged at the top end of the bed body, the positioning structure is arranged at the bottom end of the bed body, and the positioning structure is detachably connected with the bed framework; fixed subassembly includes contact module and coupling assembling, but contact module's bottom and bed body top fixed connection, contact module's top and coupling assembling can dismantle and be connected.
Description
Technical Field
The invention belongs to the technical field of laboratory instruments, and particularly relates to a fixing device for an experimental animal operation.
Background
When doing the operation for experimental animals clinically, often need earlier experimental animals anesthesia, then fixed by the experimental animals that will be anesthetized through fixing device, place fixing device again and carry out the operation on the experiment operation panel, the experimental animals that present clinical usefulness is mainly big mouse.
At present, a large mouse often uses a homemade operation fixing device when oral operation is performed in a laboratory, which often causes the following problems: the self-made fixing device is rough in structure, time-consuming modification is often needed when big and small mice with different volumes are used, the self-made fixing device is easy to damage when being used for fastening the big and small mice, and the whole service life is short; the body temperature of the big mouse is lower after the big mouse is anesthetized, and the body temperature of the big mouse is not convenient to keep by the existing fixing device; the fixed big mouse of the often-used external fine rule of current fixing device appears the winding condition of end of a thread easily, has reduced experimental efficiency.
Therefore, a containing device is needed to solve the above technical problems, and particularly to a fixing device for laboratory animal surgery.
Disclosure of Invention
In order to overcome the problems in the background art, the invention adopts the following technical scheme:
a laboratory animal surgical fixation device, comprising: the bed body is detachably connected with the fixing component; the bed body comprises a temperature control assembly, a bed framework and a positioning structure, the temperature control assembly is arranged at the top end of the bed body, the positioning structure is arranged at the bottom end of the bed body, and the positioning structure is detachably connected with the bed framework; fixed subassembly includes contact module and coupling assembling, but contact module's bottom and bed body top fixed connection, contact module's top and coupling assembling can dismantle and be connected.
Further, the temperature control assembly comprises an energy supply module, a heating module and a protection structure, and the energy supply module and the heating module are arranged inside the protection structure.
Furthermore, the top end of the protection structure is provided with a heat conduction layer, the heat conduction layer is fixedly connected with the protection structure, and the long-term heat preservation effect is achieved through delaying heat dissipation assistance.
Further, the inside of bed skeleton is equipped with the cavity, and the top of bed skeleton is equipped with first through-hole, and the inside of first through-hole intercommunication cavity and the outside of bed skeleton.
Furthermore, one end of the protection structure is connected with the inner wall of the cavity, and the other end of the protection structure is sleeved on the first through hole.
Further, the temperature control assembly further comprises a switch structure and a charging slot, and the switch structure and the charging slot are connected with the protection structure through wires respectively.
Further, the lateral wall of bed skeleton is equipped with two at least second through-holes, and the lateral wall of bed skeleton is worn out through the second through-hole to the switch structure with the slot that charges.
Furthermore, the top of location structure and the bottom fixed connection of bed skeleton, location structure include at least one positioning unit to confirm the location mode according to specific experiment operation panel.
Furthermore, the connection mode of location structure and experiment operation panel is for adsorbing to be connected or compress tightly the connection, and this setting is used for the different experiment operation panels of adaptation.
Further, location structure's height is not more than 500mm, and this setting is used for preventing this operation fixing device from taking place to rock under the fixed state because of the focus is on the high side, and then influences the operation precision.
Further, the connecting assembly comprises a first connecting structure, a drawing structure and a second connecting structure, one end of the first connecting structure is connected with the contact assembly in an inserting mode, the other end of the first connecting structure is fixedly connected with one end of the drawing structure, and the other end of the drawing structure is fixedly connected with the second connecting structure.
Furthermore, the bottom of the first connecting structure is a connector, and the connector is connected with the connecting groove in an adaptive manner.
Further, each second connecting structure is connected with at least one pulling structure.
Further, the traction structure further comprises a pull rope and a sleeving structure, and the pull rope and the sleeving structure are integrally connected.
Furthermore, the material for manufacturing the inhaul cable is medical rubber or directly uses polyethylene.
Further, the contact subassembly includes that the top is equipped with the contact plate of a plurality of spread grooves, the spread groove with first connection structure adaptation links to each other, and the quantity of spread groove is one time of first connection structure at least, and the spread groove is arranged in a plurality of directions array, and the suitable grafting position is changed to the spread groove of being convenient for, and then the size mouse of compatible different volumes.
Furthermore, the connection mode of the bottom end of the contact plate and the bed framework is adhesive connection or welding or bayonet connection or sliding connection.
Further, the contact assembly comprises an auxiliary structure, the auxiliary structure is connected with the contact plate, and the auxiliary structure comprises a light-emitting structure used for irradiating the operation position so as to provide illumination according to the operation environment.
Further, the light-emitting structure comprises the shaft joints, the number of the shaft joints is not more than seven, and the arrangement is used for providing enough freedom degree for the light-emitting structure and better realizing illumination on all parts of the bodies of the rats and mice.
Further, the cross-sectional shape of the stay cable along the straightening direction is circular or quadrilateral.
The invention has the beneficial effects that:
1. the bed body is mostly the modular structure with fixed subassembly's component part, is convenient for improve assembly and availability factor, also can damage the part through changing at any time, improves this operation fixing device's whole life, and standardized structure then is favorable to fixed regional size to be adjusted to the not bulky big mouse of adaptation.
2. Through setting up temperature control assembly, provide the heat preservation environment for being settled the big mouse on this operation fixing device.
3. Through setting up, tractive structure, avoided the mutual condition of entangling of end of a thread, improved experimental efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 3 is a schematic view of the overall structure of the temperature control assembly of the present invention;
FIG. 4 is a schematic cross-sectional view of the overall structure of the temperature control assembly of the present invention;
FIG. 5 is a schematic view of the overall structure of the bed frame of the present invention;
FIG. 6 is a schematic view of the overall structure of the contact assembly and the connecting assembly of the present invention;
FIG. 7 is a schematic view of the overall structure of the fixing structure with a suction cup structure according to the present invention;
FIG. 8 is a schematic view of the overall structure of the fixing structure with a vise according to the present invention;
FIG. 9 is a schematic view of the overall structure of the fixing structure with a weight member according to the present invention;
FIG. 10 is a partial schematic view of the contact assembly of the present invention with a connecting chute;
in the figure, 1, a temperature control component; 11. an energy supply module; 111. a rechargeable battery; 12. an electric heating structure; 13. a protective housing; 131. a charging slot; 132. a switch structure; 14. a heat conducting layer; 2. a bed framework; 21. a first through hole; 22. a second through hole; 3. a positioning structure; 31. a suction cup; 32. a vise; 33. a counterweight block; 34. a transfer layer; 4. a contact assembly; 41. a light emitting structure; 42. a girdle; 43. a third through hole; 44. connecting grooves; 441. connecting the sliding chute; 5. a connecting assembly; 51. a first connecting structure; 511. a connector; 512. a pull cable; 513. a socket structure; 52. a second connecting structure.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below by specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and other advantages and effects of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. The present invention can be implemented or applied by other different specific embodiments, and the features in the following embodiments and embodiments can be combined with each other without conflict, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
A laboratory animal surgical fixation device, comprising: the bed body is detachably connected with the fixing component; the bed body comprises a temperature control assembly 1, a bed framework 2 and a positioning structure 3, wherein the temperature control assembly 1 is arranged at the top end of the bed body, the positioning structure 3 is arranged at the bottom end of the bed body, and the positioning structure 3 is detachably connected with the bed framework 2; the fixed component comprises a contact component 4 and a connecting component 5, the bottom end of the contact component 4 is fixedly connected with the top end of the bed body, and the top end of the contact component 4 is detachably connected with the connecting component 5, referring to fig. 1.
In some embodiments of the present application, the energy supply module 11 is a rechargeable battery 111, the heating module is an electric heating structure 12, the electric heating structure 12 is fixed at the top end of the protective casing 13, the top end of the protective casing 13 is a metal sheet beneficial to heat dissipation, the electric heating structure 12 provides a somatosensory temperature for rats not greater than 40 °, the electric heating structure 12 at least comprises a lead, a heating resistor and an insulating adhesive envelope, and the energy supply module 11 is connected with the heating module through the lead; the protection structure is a protection shell 13, the rechargeable battery 111 is fixed inside the protection shell 13 in an embedding manner, or the rechargeable battery 111 and the protection shell 13 are fixedly connected through adhesive, or the rechargeable battery 111 and the protection shell 13 are connected through bolts; the heating module is fixedly connected with the protection structure, refer to fig. 4.
In some embodiments of the present application, the heat conducting layer 14 completely covers the top end of the protective housing 13, the material of the heat conducting layer 14 is pure cotton and/or fine hair which is not beneficial for heat dissipation, the heat conducting layer 14 is fixedly connected with the protective housing 13 through viscose, or at least one circle of groove is arranged on the side wall of the protective housing 13, and a shrinking structure is arranged at the edge of the heat conducting layer 14, the shrinking structure is a coil made of rubber and/or latex, so that the heat conducting layer 14 can be sleeved on the top end of the protective housing 13, which facilitates the replacement and cleaning of the heat conducting layer 14, refer to fig. 3 and 4.
In other embodiments of the application, the temperature control component 1 is a large and small mouse body temperature maintaining instrument embedded on the surface of the bed body, the large and small mouse body temperature maintaining instrument is the prior art and is provided with a touch screen for regulating and displaying temperature, the minimum value of the temperature measuring and controlling range is not lower than 20 ℃, the maximum value of the temperature measuring and controlling range is not higher than 45 ℃, the regulating precision of the temperature is 0.1 ℃, and the heating mode is far infrared heating with small stimulation to the large and small mice. When the fixing device is used, the constant temperature structure and the touch screen of the body temperature maintaining instrument for the rats and the mice are exposed outside the fixing device. The rat body temperature maintaining instrument also comprises an anal temperature sensor with the diameter not more than 2 mm.
In some embodiments of the present application, the bed frame 2 is an integrated or at least two pieces of a base platform, which can be a box or a cover or a slotted plate, and which comprises at least three sides in addition to a top side and a bottom side corresponding to the top side. There is the cavity bed frame 2's inside, the cavity be used for placing can with external connection's temperature control component 1, consequently be equipped with a plurality of through-hole between cavity and bed frame 2's the outside, wherein first through-hole 21 sets up on bed frame 2's top, the protecting sheathing 13 of the module that generates heat is followed first through-hole 21 and is stretched out bed frame 2 and contact with heat-conducting layer 14, this embodiment is favorable to improving thermal transmission efficiency. In the embodiment that the bed frame 2 is integrally formed, the protective shell 13 is connected with the bed frame 2 in a clamping way through the first through hole 21; in the embodiment that the bed frame 2 is formed by splicing a plurality of components, the protective housing 13 is connected to the top end of the inner wall of the cavity of the bed frame 2 or the bottom end of the inner wall of the cavity of the bed frame 2, and the connection modes include but are not limited to bonding, bolt connection and clamping realized by elastic buckles, refer to fig. 1 and 2.
In some embodiments of the present application, the switch structure 132 and the charging slot 131 are both connected to the temperature control assembly 1 through wires, the switch structure 132 and the charging slot 131 are respectively disposed through the two second through holes 22 and connected to the side wall of the bed frame 2, and one side of the bed frame 2 not including the wires is exposed outside the bed frame. The charging slot 131 includes an input interface, which is a USB interface or a typec interface, and the switch structure 132 is a key switch or a boat-shaped switch or a lever switch, referring to fig. 3.
In some embodiments of this application, location structure 3's top is the link, and the link is connected with bed skeleton 2, and the connected mode is bolted connection or rivet pressing connection or sucking disc 31 connection, and location structure 3's bottom is the stiff end, and the stiff end can be dismantled with the experiment operation panel and be connected, and location structure 3's bottom is for being used for centre gripping experiment operation panel edge in order to realize fixed vice 32, and this embodiment is applicable to the condition that the top of experiment operation panel has longer flange, refers to fig. 8.
In other embodiments of the present application, the bottom end of the positioning structure 3 is provided with a plurality of suction cups 31 for fixing the bed frame 2 on the experiment operating table, and the embodiments are suitable for the case that the edge of the experiment operating table is not provided with a flange long enough, but the surface of the experiment operating table is smooth enough, and refer to fig. 7.
In other embodiments of the present application, the bottom end of the positioning structure 3 is a plurality of weight blocks 33, and the weight of each weight block 33 is not greater than 5KG, which is suitable for the case where there is no smooth surface or the flange is long enough on the experiment operating platform, refer to fig. 9.
In other embodiments of this application, it is first direction to establish the direction of bed skeleton 2 top to bed skeleton 2 bottom, bed skeleton 2 bottom is equipped with the sliding tray, location structure 3's top is equipped with the slide rail, location structure 3 realizes the quick sliding connection with bed skeleton 2 through slide rail and sliding tray, the inner wall both sides of sliding tray are equipped with soft spacing array structure, soft spacing array structure is the sine function curve along the interior profile in each cross-section of first direction, the both sides wall of slide rail is equipped with the curve profile that corresponds with soft spacing array structure, this setting is favorable to improving the stability of location structure 3 and bed skeleton 2 even time.
In some embodiments of the present application, an adapter portion is disposed between the top end of the positioning structure 3 and the bottom end of the positioning structure 3, the adapter portion is an integrally formed adapter layer 34 or an adapter layer 34 with a telescopic function, and the integrally formed adapter plate is a homogeneous epoxy resin plate or PVC plate, which is easy to open holes and is tough in material; the maximum height of the adapter part along the first direction does not exceed 500mm, so that the operation precision of the operation fixing device is prevented from being influenced by the higher gravity center, and the reference is made to fig. 8 and 9.
In some embodiments of this application, big mouse is settled on this operation fixing device through two kinds of fixed approaches, the binding structure of fixed big mouse truck respectively with have the coupling assembling 5 of opening functions such as big mouse oral cavity, first binding structure is at least a set of clitellum 42, every clitellum 42 of group is two clitellums 42, the one end of clitellum 42 is fixed on the contact plate, the other end of clitellum 42 is equipped with the magic subsides or the buckle that are used for the butt joint, place anesthesia big mouse in on the contact plate, make clitellum 42 dock above big mouse, can realize the fixed to the truck of big mouse. The contact plate is also provided with a third through hole 43 for exposing the heat conduction layer 14, so that the fixed big mouse and the fixed small mouse can be directly contacted with the heat conduction layer 14, and the heat transfer efficiency is effectively improved. The connecting groove 44 is disposed at the top end of the contact plate, the depth of the connecting groove 44 is not greater than the thickness of the contact plate, the connecting groove 44 is a groove with the same cross section along the first direction, and the cross section is circular or quadrilateral. The direction from the head to the tail of the big mouse when the big mouse is placed is taken as the second direction, then the positions of the connecting grooves 44 on the contact plate are distributed along the second direction in an array manner, the connecting grooves 44 are specifically two groups, the number of each group of connecting grooves 44 is at least one, the connecting grooves 44 close to the head of the big mouse are respectively arranged on the two sides of the big mouse in the second direction and are used for being matched with the connecting component 5 for fixing the upper teeth of the big mouse, the connecting grooves 44 close to the tail of the big mouse are specifically used for being matched with the first connecting structure 51, the connecting grooves 44 close to the tail of the big mouse are used for being matched with the connecting component 5 for fixing the lower teeth of the big mouse, and the first connecting structure 51 is specifically used for being matched with the first connecting structure 51, refer to fig. 1, 2 and 6.
In other embodiments of the present application, the connecting groove 44 is a connecting sliding groove 441, one end of the first connecting structure 51 is slidably connected to the connecting sliding groove 441, and through the connecting sliding groove, the position of the first connecting structure 51 is more precisely and finely controlled, the connecting sliding groove 441 is at least disposed in one group on the contact plate, each group of connecting sliding grooves 441 at least includes two connecting sliding grooves 441, the two connecting sliding grooves 441 are symmetrically arranged along the second direction, an included angle between the two sliding grooves is less than 30 °, an included angle between the two sliding grooves is specifically 15 ° to 20 °, refer to fig. 10.
In other embodiments of the present application, both ends of the first connection structure 51 are integrally connected to the contact plate, the first connection structure 51 includes an elastic belt-shaped structure for pulling open the mouth of a rat or a small rat, the material of the elastic belt-shaped structure may be medical rubber, or one end of the first connection structure 51 is integrally connected to the contact plate, and the other end of the first connection structure 51 is an elastic belt-shaped structure with a tooth socket.
In some embodiments of the present application, the first connecting structure 51 is a cylinder having the same outer profile along each cross section in the first direction, the bottom end of the connecting head 511 is a plane, and the top end of the cylinder is provided with an inner hole or a connecting hole for fixing the cable 512, referring to fig. 6.
In other embodiments of the present application, a rotating structure, specifically a universal wheel, is further disposed between the connection head 511 and the top end of the column, which is beneficial to reduce the pressure of the connection head 511 on the connection groove 44 when the mouth of the rat or small mouse is pulled open.
In some embodiments of the present application, the socket structure 513 is an elastic belt-like structure, the material of the elastic belt-like structure includes, but is not limited to, medical rubber, the socket structure 513 is used for contacting teeth and soft tissue near the tooth root of the rat, the elastic belt-like structure is connected with at least one pull rope 512, the specific material includes, but is not limited to, polyethylene fiber or nylon, the elastic belt-like structure is used for being sleeved on the incisors of the rat in a winding or clamping manner, and this embodiment is beneficial to avoiding the injury and the effect on the experiment that may be caused when the root of the rat is tightened with the rope in the conventional operation process, refer to fig. 6.
In some embodiments of the present application, the second connection structure 52 is the same as the first connection structure 51, and functions as a spare first connection structure 51, and when the first connection structure 51 and the second connection structure 52 are fixed in the connection groove 44 at the same time, the first connection structure 51, the second connection structure 52 and the socket structure 513 form a triangular layout, which is beneficial to enhancing the fixation of rats and mice, referring to fig. 2 and 6.
In some embodiments of the present application, the top end of the contact assembly 4 includes an auxiliary structure, the auxiliary structure includes several confinement rings for fixing the trunk of the rat and a light emitting structure 41 for illuminating the operation site, so as to prevent the rat from being revived and separated from the fixing device during the experiment process, and provide light according to the operation environment. The light emitting structure 41 includes the axle joints, the number of the axle joints is not more than seven, and the arrangement is used for providing enough freedom degree for the light emitting structure 41, and better realizing the illumination of all parts of the bodies of the rats and mice, and refer to fig. 1, 2 and 6.
Claims (10)
1. The utility model provides an experimental animals operation fixing device, its includes fixed subassembly, its characterized in that, fixed subassembly includes contact element and coupling assembling, but contact element's bottom and bed body top fixed connection, and contact element's top and coupling assembling can dismantle and be connected.
2. The experimental animal surgery fixing device as claimed in claim 1, wherein the connection assembly comprises a first connection structure, a pulling structure and a second connection structure, one end of the first connection structure is connected with the contact assembly in an inserting manner, the other end of the first connection structure is fixedly connected with one end of the pulling structure, and the other end of the pulling structure is fixedly connected with the second connection structure.
3. The experimental animal surgery fixing device as claimed in claim 2, wherein the bottom end of the first connecting structure is a connector, and the connector is connected with the connecting groove in a matching manner.
4. The experimental animal surgical fixing device according to claim 3, wherein at least one pulling structure is connected to each second connecting structure.
5. The experimental animal surgery fixing device of claim 4, wherein the pulling structure further comprises a pulling cable and a sleeving structure, and the pulling cable and the sleeving structure are integrally connected.
6. The experimental animal surgery fixing device of claim 5, wherein the material of the inhaul cable is medical rubber or polyethylene.
7. The experimental animal surgery fixing device as claimed in claim 2, wherein the contact assembly includes a contact plate having a plurality of connection grooves formed at a top end thereof, the connection grooves being adapted to be connected to the first connection structure, and the number of the connection grooves is at least twice as large as that of the first connection structure.
8. The experimental animal surgery fixing device according to claim 7, wherein the connection mode of the bottom end of the contact plate and the bed frame is adhesive connection or welding or bayonet connection or sliding connection.
9. The laboratory animal surgical fixation device according to claim 7, wherein the contact assembly comprises auxiliary structures, the auxiliary structures are connected to the contact plate, and the auxiliary structures comprise light emitting structures for irradiating the surgical site.
10. The experimental animal surgical fixation device of claim 9, wherein the light emitting structure comprises an axial joint, and the number of the axial joints is not more than seven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211330501.7A CN115381586A (en) | 2022-10-28 | 2022-10-28 | Experimental animals operation fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211330501.7A CN115381586A (en) | 2022-10-28 | 2022-10-28 | Experimental animals operation fixing device |
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| CN115381586A true CN115381586A (en) | 2022-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211330501.7A Pending CN115381586A (en) | 2022-10-28 | 2022-10-28 | Experimental animals operation fixing device |
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| CN (1) | CN115381586A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117598743A (en) * | 2024-01-22 | 2024-02-27 | 中国人民解放军军事科学院军事医学研究院 | Tissue traction instrument for vascular surgery of experimental animals |
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| CN117598743B (en) * | 2024-01-22 | 2024-05-24 | 中国人民解放军军事科学院军事医学研究院 | Tissue traction instrument for vascular surgery of experimental animals |
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