CN109758259A - A kind of rodent opening and operation on oral cavity auxiliary device - Google Patents
A kind of rodent opening and operation on oral cavity auxiliary device Download PDFInfo
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- CN109758259A CN109758259A CN201910160724.5A CN201910160724A CN109758259A CN 109758259 A CN109758259 A CN 109758259A CN 201910160724 A CN201910160724 A CN 201910160724A CN 109758259 A CN109758259 A CN 109758259A
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Abstract
The invention discloses a kind of rodent opening and operation on oral cavity auxiliary devices, including upper jaw frame and lower jaw frame, the two buccal mucosa support frames in left and right are connected between upper jaw frame and lower jaw frame, upper jaw frame, lower jaw frame are connected between two buccal mucosa support frames by four the first connectors, and upper jaw frame is between lower jaw frame, between two buccal mucosa support frames at a distance from be adjusted.Rodent cavity interior structure can be effectively exposed using the shedding motion, it is ensured that rodent oral cavity safe operation efficiently, accurately carries out.
Description
Technical field
The present invention relates to shedding motion fields, and in particular to a kind of rodent opening and operation on oral cavity auxiliary device.
Background technique
In mouth disease research, rodent (such as mouse, rat, rabbit) usually need in animal oral cavity into
Row operation, such as tooth pulling surgery, jawbone tooth implantation, building Periodontitis Model, in addition such as perfusion, gastric lavage, sublingual area operation
Deng operation, the good visual field is required to guarantee the accuracy of operation, in order to avoid lead to the failure of an experiment or damaged animal mucous membrane of mouth,
Therefore usually need shedding motion auxiliary to keep its mouth open configuration；Rodent intraoral operation usually requires simultaneously
Lower jaw is strutted for a long time, lower jaw is excessively strutted for a long time and rodent remporomandibular joint discomfort is be easy to cause to even result in
Temporomandibular joint disease；Rodent intraoral operation usually bleeding, due to narrow space in oral cavity, under narcosis
Rodent enter lung through constant error liquid of sucking blood and lead to death by suffocation, it is therefore desirable to go out in timely and effective processing oral cavity
Blood.
In presently disclosed Patents documents, having a kind of lateral shedding motion in clamp rat oral cavity, (Authorization Notice No. is
CN202875527U), but since figure is larger in actual use, occupy more mouth cavity space and be unfavorable for experiment behaviour
Make, is not easy to need to adjust and reform riding position easily according to operating space in surgical procedure.Another pika class experimental animal lip
Shape shedding motion (Publication No. CN 101396306A) can not be effective although the upper lower jaw of pika class experimental animal can be strutted
The soft tissue in mouth week is strutted, therefore cannot sufficiently expose cavity interior structure, such as tooth, is unfavorable for the operation of rodent oral cavity
Safe and efficient, accurate progress.
Summary of the invention
In order to solve the above-mentioned technical problem, the present invention discloses a kind of rodent opening and operation on oral cavity auxiliary device,
Rodent cavity interior structure can effectively be exposed using the device, it is ensured that rodent oral cavity safe operation, efficiently,
Accurately carry out.
The present invention is achieved through the following technical solutions:
A kind of rodent opening and operation on oral cavity auxiliary device, including upper jaw frame and lower jaw frame, upper jaw frame and lower jaw
It is connected with the two buccal mucosa support frames in left and right between frame, passes through four first between upper jaw frame, lower jaw frame and two buccal mucosa support frames
Connector be connected, and upper jaw frame is between lower jaw frame, between two buccal mucosa support frames at a distance from be adjusted.
In the present invention, upper jaw frame and lower jaw frame prevent from being engaged, two cheeks in left and right for strutting the upper and lower jaw of rodent
Mucous membrane support frame is respectively used to strut the buccal mucosa of oral cavity two sides, achievees the effect that sufficiently to expose cavity interior structure, it is ensured that nibble
Tooth class animal oral cavity safe operation efficiently, accurately carries out, meanwhile, between upper jaw frame and lower jaw frame, between two buccal mucosa support frames
Distance it is adjustable, therefore the present invention can be adjusted according to the oval shape and size of operation object between upper jaw frame, lower jaw frame, two
Distance between a buccal mucosa support frame, it is applied widely, and occupy the convenience that oral cavity space is small, and raising oral cavity operates.
The upper jaw frame, lower jaw frame are connect by two connecting rods and a curved rod with two buccal mucosa support frames
At, curved rod both ends are connected with connecting rod, and the one end of connecting rod far from curved rod is connected with the first connector, the upper jaw frame,
The angle adjustable of lower jaw frame and buccal mucosa support frame with respect to the first connector.
In the present invention, connecting rod plays connection function, upper jaw frame, lower jaw frame curved rod play and limit rodent or more
The effect of two pairs of front teeth improves the stability that shedding motion of the present invention connects in rodent oral cavity, avoid the occurrence of loosen or
Sliding, the curved rod of two buccal mucosa support frames are used to strut the soft tissue or cheek pouch of the prosperity of rodent oral cavity two sides, sufficiently
Exposure cavity interior structure, the angle adjustable due to upper jaw frame, lower jaw frame and buccal mucosa support frame with respect to the first connector, because
And the angle for the plane that can be made up of adjusting upper jaw frame, lower jaw frame and four the first connectors, to promote upper jaw frame, lower jaw frame
It is fastened on front tooth above and below rodent is stable in curved rod, improves the stability of connection, two buccal mucosa branch are also adjusted
The angle for the plane that support and four the first connectors are constituted, come adjust rodent oral cavity two sides buccal mucosa strut position and
Degree is strutted, thus according to test property adjustments rodent oral cavity exposure position and degree of exposure.
First connector is a polyhedron, and polyhedron is equipped with jaw frame connecting hole and connects with buccal mucosa support frame
Hole, jaw frame connecting hole and buccal mucosa support frame connecting hole be screw hole, vertical each other but be not attached to lead to, and the connecting rod is spiral shell
The screw rod of bar, upper jaw frame and lower jaw frame passes through jaw frame connecting hole, and the screw rod of buccal mucosa support frame is connected across buccal mucosa support frame
Hole, upper jaw frame, lower jaw frame both ends the first connector on jaw frame connecting hole hand of spiral on the contrary, buccal mucosa support frame both ends
Buccal mucosa support frame connecting hole hand of spiral on first connector is opposite.
In order to improve the reliability that screw rod is connect with screw hole, stop screw can also be set on polyhedron.
In the present invention, pass through screw rod and screw hole between upper jaw frame, lower jaw frame, two buccal mucosa support frames and the first connector
Mode be connected, and due to upper jaw frame, lower jaw frame both ends the first connector on jaw frame connecting hole hand of spiral on the contrary, cheek
Buccal mucosa support frame connecting hole hand of spiral on first connector at mucous membrane support frame both ends is on the contrary, thus when manual overturning arc
Shape bar, the adjusting of the distance between realizing its first connector of two sides is simultaneously, moreover it is possible to realize curved rod own layer and four
The adjusting of the angle of the plane of a connection piece structure, shedding motion size, shape adjusting only need to by rotation curved rod can be complete
At operating simpler convenience.
Further, the curved rod periphery is arranged with an elastic protecting sleeve, is connected with elastic cushion in connecting rod one end,
Elastic cushion is set to the one end of connecting rod far from curved rod.Elastic protecting sleeve and elastic cushion can protect rodent oral cavity glutinous
Film avoids its damage by shedding motion.
Further, the upper jaw frame, lower jaw frame and two buccal mucosa support frames surround an oral cavity operating cavity, mouth jointly
A tongue limiting device is equipped in chamber operating cavity, tongue limiting device can flexible modulation and fixed self-position.
Further, the tongue limiting device includes tongue set flexible and two groups of runing rests, two groups of runing rests point
It is not connected to the two sides of tongue set opening, every group of runing rest includes two shafts, and shaft and the tongue set close to tongue set detachably connect
It connects, which can be around another shaft end Universal rotary and the fixed shaft and the first connector that at an arbitrary position, separate tongue covers
Be connected, and the shaft can around the first connector Universal rotary and it is fixed at an arbitrary position, and two groups of runing rests are connected to two
On a non-conterminous first connector.
In the present invention, the tongue set of the tongue limiting device can also be used tongue folder and replace.
In the present invention, for rodent tongue to be inserted in wherein, runing rest is detachably connected tongue set with tongue set, rotates
Bracket is adjusted tongue in intraoral position and fixation, is avoided rodent tongue from stopping the visual field, interfered by itself rotation
The progress of oral cavity operation, due to tongue position can flexible modulation, which is applicable to the operation of a variety of oral cavities and such as pulls out
The operation such as tooth operation, jawbone tooth implantation, area hypoglossi glandula submandibularis and operation on sublingual gland, especially glandula submandibularis and sublingual gland and
Tongue is lifted up and is fixed using tongue limiting device by its operative catheter, exposes sublingual soft tissue sufficiently, improves hand
The efficiency and accuracy of art operation easily facilitate the adjusting of tongue set position since every group of runing rest includes two shafts,
Two groups of runing rests are connected on two non-conterminous first connectors, it is thus possible to rest on tongue set in the operating cavity of oral cavity,
Under, the position of left and right and quadrangle, be more conducive to the exposure in the oral cavity visual field, runing rest is covered with tongue to be detachably connected, therefore works as
One runing rest is in use, can avoid it from hindering the movement of tongue set, occupy oral cavity the connection of another and tongue inner room dismounting
Space.
Further, a ramus of mandible support is equipped with below the lower jaw frame, ramus of mandible support includes level board, branch
Strut and supporting plate, the support rod are two and are fixed on level board that the support rod can be around the connection of itself and level board
Point rotation, animal opening position when cooperating different experiments to operate, the company of two support rods and upper jaw frame and lower jaw frame both ends
Extension bar is connected by the second connector, and a short axle is respectively connected on the inside of two support rods between lower jaw frame and level board, described
Supporting plate is connected between two short axles, and supporting plate can be overturn around short axle, and the supporting plate is equipped with neonychium, and the short axle can be along support
Bar slides up and down.
Further, second connector includes sleeve, L shape axis and lantern ring, and sleeve is vertically fixed on the inside of support rod,
It can be connected in the shape axis one end L insertion sleeve and around sleeve radial rotary, the other end with lantern ring, lantern ring is set in connecting rod far from arc
One end of shape bar, the lantern ring internal diameter are greater than connection shank diameter.
In the present invention, supporting plate is used to carry the mandibular of rodent, and rodent is avoided excessively to strut mouth for a long time
Remporomandibular joint caused by chamber, mouth Maxillary region muscle damage, the existing oral cavity for rodent lack mandibular in operating
Support device, it usually needs use hand to hold rodent lower jaw bony site as support, be easy because of grinding tooth caused by undue force
Animal death by suffocation effectively can avoid rodent from suffocating using supporting plate, and supporting plate can be overturn around short axle, thus can flexible modulation
The contact site of supporting plate and rodent lower jaw avoids that tracheae is blocked to cause to suffocate, and neonychium can further increase operation pair
The comfort level and safe coefficient of elephant.
Further, the support bar top is connected with a head bone fixation frame, skull fixed frame include cross bar, pressing plate and
Two locating rods, two locating rods are connected to two supporting bar tops, and locating rod can be overturn around supporting bar top, in locating rod
Side is equipped with vertical sliding slot, and cross bar both ends are placed in sliding slot, and cross bar passes through the fixed position from sliding slot of positioning screw, institute
It states pressing plate and is connected to cross bar lower surface, pressing plate lower surface is connected with the pressure pad of arc.
In the present invention, the cross bar of skull fixed frame can slide up and down on the securing lever, and pressing plate and pressure pad below is straight
It connecing and acts on above rodent skull, skull fixed frame fixes rodent head with ramus of mandible support collective effect,
It is more favorable for going on smoothly for operation, since locating rod can be overturn around supporting bar top, pressing plate and skull can be adjusted
Active position improves head fixed stability and reliability.
Further, a hemospast, hemospast are connected on the inside of first connector connecting with the lower jaw frame
Including once connected head of sucking blood, conduit, suck blood ball and drain pipe, head of sucking blood is equipped with several inlet openings, and head of sucking blood is hollow
Ball, be equipped with non-return valve on the conduit and drain pipe, non-return valve flow direction is towards the side of drain pipe end.
In the operation of rodent oral cavity, operation object oral cavity is easy bleeding, and blood is easy to flow into rodent narrow carefully
It in narrow tracheae, causes to suffocate, intraoral blood can be discharged in hemospast of the invention in time, and rodent is avoided to test
In due to bleeding death by suffocation, when operation, head of sucking blood is placed in oral cavity, when oral hemorrhage, need to only press ball of sucking blood repeatedly
It can be discharged blood, protect operation object life security, when blood drawing, gas is squeezed out in the ball that will first suck blood, and ball of sucking blood restores shape
Afterwards, the negative pressure of generation makes sucked blood head, conduit of blood enter and suck blood in ball, squeezes ball of sucking blood again for blood and air from drain
Pipe discharge, operates repeatedly, persistently arranges blood.
It is connected between the locating rod and support rod by universal joint.
Compared with prior art, the present invention having the following advantages and benefits:
1, a kind of rodent opening of the present invention and operation on oral cavity auxiliary device, upper jaw frame and lower jaw frame are nibbled for strutting
The upper and lower jaw of tooth animal, prevents from being engaged, and the two buccal mucosa support frames in left and right are respectively used to strut the buccal mucosa of oral cavity two sides, reaches
To the effect of abundant exposure cavity interior structure, it is ensured that rodent oral cavity safe operation efficiently, accurately carries out, meanwhile,
Upper jaw frame between lower jaw frame, between two buccal mucosa support frames at a distance from be adjusted, therefore the present invention can be according to operation object
Oval shape and size adjust between upper jaw frame, lower jaw frame, the distance between two buccal mucosa support frames, applied widely, and accounts for
It is small with oral cavity space, improve the convenience of oral cavity operation；
2, a kind of rodent opening of the present invention and operation on oral cavity auxiliary device, connecting rod play connection function, the upper jaw
Frame, lower jaw frame curved rod play the role of limiting rodent two pairs of front teeth up and down, improve shedding motion of the present invention in grinding tooth
The stability connected in animal oral cavity, avoids the occurrence of and loosens or slide, and the curved rod of two buccal mucosa support frames is nibbled for strutting
The soft tissue or cheek pouch of tooth animal oral cavity two sides prosperity, sufficiently exposure cavity interior structure, since upper jaw frame, lower jaw frame and cheek are viscous
Film support frame with respect to the first connector angle adjustable, thus can by adjusting upper jaw frame, lower jaw frame be connect with four first
The angle for the plane that part is constituted, to promote upper jaw frame, lower jaw frame to be fastened on front tooth above and below rodent is stable in curved rod,
The stability of connection is improved, the angle for the plane that two buccal mucosa support frames and four the first connectors are constituted also is adjusted, comes
It adjusts strutting for rodent oral cavity two sides buccal mucosa and position and struts degree, to need to adjust rodent mouthful according to experiment
Chamber exposure position and degree of exposure；
3, a kind of rodent opening of the present invention and operation on oral cavity auxiliary device, upper jaw frame, lower jaw frame, two buccal mucosas
Be connected by way of screw rod and screw hole between support frame and the first connector, and due to upper jaw frame, lower jaw frame both ends
Jaw frame connecting hole hand of spiral on a connection piece is on the contrary, the buccal mucosa on first connector at buccal mucosa support frame both ends supports
Frame connecting hole hand of spiral is on the contrary, thus when manual overturning curved rod, the tune of the distance between realizing its first connector of two sides
Section is simultaneously, moreover it is possible to realize the adjusting of the angle of the plane of curved rod own layer and four the first connector structures, shedding motion ruler
Very little, shape adjusting need to only be can be completed by rotating curved rod, operate simpler convenience.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the first connector schematic diagram of the invention；
Fig. 3 is side view of the present invention；
Fig. 4 is hemospast schematic diagram of the present invention；
Fig. 5 is level board of the present invention and support rod connection schematic diagram.
Label and corresponding parts title in attached drawing:
1- upper jaw frame, 2- lower jaw frame, 3- buccal mucosa support frame, the first connector of 4-, 41- polyhedron, the connection of 42- jaw frame
Hole, 43- buccal mucosa support frame connecting hole, 51- connecting rod, 52- curved rod, 53- elastic protecting sleeve, 54- elastic cushion, 6- tongue limit
Position device, 61- tongue set, 62- runing rest, 63- shaft, 7- ramus of mandible support, 71- level board, 72- support rod, 73- support
Plate, 74- short axle, 75- neonychium, the second connector of 8-, 81- sleeve, 82-L shape axis, 83- lantern ring, 9- skull fixed frame, 91- are horizontal
Bar, 92- pressing plate, 93- locating rod, 94- pressure pad, 95- positioning screw, 10- hemospast, 101- suck blood head, 102- conduit, and 103- inhales
Blood cell, 104- drain pipe, 105- non-return valve.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment 1
As shown in Figure 1, a kind of rodent opening of the present invention and operation on oral cavity auxiliary device, including upper jaw frame 1 is under
Jaw frame 2, is connected with the two buccal mucosa support frames 3 in left and right between upper jaw frame 1 and lower jaw frame 2, upper jaw frame 1, lower jaw frame 2 and two cheeks are viscous
It is connected between film support frame 3 by four the first connectors 4, and between upper jaw frame 1 and lower jaw frame 2, between two buccal mucosa support frames 3
Distance is adjustable.
In the present embodiment, upper jaw frame 1 and lower jaw frame 2 prevent from being engaged, left and right two for strutting the upper and lower jaw of rodent
A buccal mucosa support frame 3 is respectively used to strut the buccal mucosa of oral cavity two sides, achievees the effect that sufficiently to expose cavity interior structure, really
It protects rodent oral cavity safe operation, efficiently, accurately carry out, meanwhile, between upper jaw frame 1 and lower jaw frame 2, two buccal mucosa branch
Distance between support 3 is adjustable, thus the present invention can be adjusted according to the oval shape and size of operation object upper jaw frame 1, under
Distance between jaw frame 2, between two buccal mucosa support frames 3, it is applied widely, and it is small to occupy oral cavity space, improves oral cavity operation
Convenience.
Embodiment 2
As shown in Figure 1, the present embodiment the difference from embodiment 1 is that, increase following technical characteristic:
The upper jaw frame 1, lower jaw frame 2 and two buccal mucosa support frames 3 pass through two connecting rods 51 and a curved rod
52 are formed by connecting, and 52 both ends of curved rod are connected with connecting rod 51, the one end of connecting rod 51 far from curved rod 52 and the first connector 4
It is connected, the angle adjustable of the upper jaw frame 1, lower jaw frame 2 and buccal mucosa support frame 3 with respect to the first connector 4.
In the present embodiment, connecting rod 51 plays connection function, upper jaw frame 1, lower jaw frame 2 curved rod 52 play restriction grinding tooth
The effect of two pairs of front teeth above and below animal improves the stability that shedding motion of the present invention connects in rodent oral cavity, avoids out
It now loosens or slides, the curved rod 52 of two buccal mucosa support frames 3 is used to strut the soft tissue of rodent oral cavity two sides prosperity
Or cheek pouch, cavity interior structure is sufficiently exposed, since upper jaw frame 1, lower jaw frame 2 and buccal mucosa support frame 3 are with respect to the first connector 4
Angle adjustable, thus can by adjust upper jaw frame 1, lower jaw frame 2 and four the first connectors 4 composition plane angle,
Promote upper jaw frame 1, lower jaw frame 2 to be fastened on front tooth above and below rodent is stable in curved rod 52, improves the firm of connection
Property, the angle for the plane that two buccal mucosa support frames 3 and four the first connectors 4 are constituted is adjusted, also to adjust rodent
Strutting for oral cavity two sides buccal mucosa and struts degree at position, thus according to test property adjustments rodent oral cavity exposure position and
Degree of exposure.
Embodiment 3
As shown in Figure 1, 2, the present embodiment the difference from example 2 is that, increase following technical characteristic:
First connector 4 is a polyhedron 41, and polyhedron 41 is equipped with jaw frame connecting hole 42 and buccal mucosa supports
Frame connecting hole 43, jaw frame connecting hole 42 and buccal mucosa support frame connecting hole 43 be screw hole, vertical each other but be not attached to lead to, institute
Connecting rod 51 is stated as screw rod, the screw rod of upper jaw frame 1 and lower jaw frame 2 passes through jaw frame connecting hole 42, and the screw rod of buccal mucosa support frame 3 is worn
Cross buccal mucosa support frame connecting hole 43.
Further, 52 periphery of curved rod is arranged with an elastic protecting sleeve 53, is connected in 51 one end of connecting rod
Elastic cushion 54, elastic cushion 54 are set to the one end of connecting rod 51 far from curved rod 52.
In the present embodiment, pass through screw rod between upper jaw frame 1,2, two buccal mucosa support frames 3 of lower jaw frame and the first connector 4
Be connected with the mode of screw hole, and due to upper jaw frame 1,2 both ends of lower jaw frame the first connector 4 on 42 screw thread of jaw frame connecting hole
It is contrary, 43 hand of spiral of buccal mucosa support frame connecting hole on first connector 4 at 3 both ends of buccal mucosa support frame on the contrary,
Thus work as manual overturning curved rod 52, the adjusting of the distance between realizing its first connector of two sides 4 is simultaneously, moreover it is possible to realize arc
The adjusting of the angle of the plane of 52 own layer of bar and four 4 structures of the first connector, the adjusting of shedding motion size, shape only need
It can be completed by rotating curved rod 52, operate simpler convenience.
Embodiment 4
As shown in Figure 1-3, the present embodiment and the difference of embodiment 3 are, following technical characteristic is increased:
Further, the upper jaw frame 1, lower jaw frame 2 and two buccal mucosa support frames 3 surround an oral cavity operation jointly
Chamber, oral cavity operating cavity is interior to be equipped with a tongue limiting device 6, and tongue limiting device 6 can flexible modulation and fixed self-position.
Further, the tongue limiting device 6 includes tongue flexible set 61 and two groups of runing rests 62, two groups of rotation branch
Frame 62 is connected to the two sides of 61 opening of tongue set, and every group of runing rest 62 includes two shafts 63, close to the shaft of tongue set 61
63 61 are detachably connected with tongue set, the shaft 63 can around another 63 end Universal rotary of shaft and it is fixed at an arbitrary position, it is separate
Tongue set 61 shaft 63 be connected with the first connector 4, and the shaft 63 can around 4 Universal rotary of the first connector and fix it is in office
Meaning position, and two groups of runing rests 62 are connected on two non-conterminous first connectors 4.
In the present embodiment, for tongue set 61 for rodent tongue to be inserted in wherein, runing rest 62 and tongue set 61 are detachable
It is connected, runing rest 62 adjusts tongue in intraoral position and fixation, rodent tongue is avoided to hinder by itself rotation
Keep off the visual field, interfere the progress of oral cavity operation, due to tongue position can flexible modulation, which is applicable to a variety of mouths
Chamber operation such as tooth pulling surgery, jawbone tooth implantation, area hypoglossi glandula submandibularis and operation on sublingual gland operation, especially glandula submandibularis
With sublingual gland and its operative catheter, tongue is lifted up and is fixed using tongue limiting device, keeps sublingual soft tissue abundant
Exposure, improves the efficiency and accuracy of surgical procedure, since every group of runing rest 62 includes two shafts, easily facilitates tongue
The adjusting of 61 positions is covered, two groups of runing rests 62 are connected on two non-conterminous first connectors 4, it is thus possible to tongue be made to cover 61
Rest on that oral cavity operating cavity is upper and lower, position of left and right and quadrangle, be more conducive to the exposure in the oral cavity visual field, runing rest 62 with
Tongue set 61 is detachably connected, therefore works as a runing rest 62 in use, can remove another connection between tongue set 61, keeps away
Exempt from it and hinders the movement of tongue set 61, occupancy oral cavity space.
Embodiment 5
As shown in Figure 1-3, the present embodiment and the difference of embodiment 4 are, following technical characteristic is increased:
Further, a ramus of mandible support 7 is equipped with below the lower jaw frame 2, ramus of mandible support 7 includes level board
71, support rod 72 and supporting plate 73, the support rod 72 are two and are fixed on level board 71 that the support rod 72 can be around it
It is rotated with the tie point of level board 71, animal opening position when cooperating different experiments to operate, two support rods 72 and the upper jaw
Frame 1 is connected with the connecting rod 51 at 2 both ends of lower jaw frame by the second connector 8, two between lower jaw frame 2 and level board 71 piece support
72 inside of bar respectively connects a short axle 74, and the supporting plate 73 is connected between two short axles 74, and supporting plate 73 can be overturn around short axle 74,
The supporting plate 73 is equipped with neonychium 75, and the short axle 74 can be slided up and down along support rod 72.
Further, second connector 8 includes that sleeve 81, L shape axis 82 and lantern ring 83, sleeve 81 are vertically fixed on branch
72 inside of strut, 82 one end of L shape axis insertion sleeve 81 is interior and can be connected around 81 radial rotary of sleeve, the other end with lantern ring 83, covers
Ring 83 is set in the one end of connecting rod 51 far from curved rod 52, and 83 internal diameter of lantern ring is greater than 51 diameter of connecting rod.
Further, be connected with a head bone fixation frame 9 at the top of the support rod 72, skull fixed frame 9 include cross bar 91,
Pressing plate 92 and two locating rods 93, two locating rods 93 are connected to two 72 tops of support rod, and locating rod 93 can be around support rod
72 tops are overturn, and vertical sliding slot is equipped on the upside of locating rod 93, and 91 both ends of cross bar are placed in sliding slot, and cross bar 91 passes through positioning screw
The 95 fixed positions from sliding slot, the pressing plate 92 are connected to 91 lower surface of cross bar, and 92 lower surface of pressing plate is connected with arc
Pressure pad 94.
In the present embodiment, supporting plate 73 is used to carry the mandibular of rodent, avoids rodent excessively support for a long time
Remporomandibular joint caused by atrium, mouth Maxillary region muscle damage, the existing oral cavity for rodent lack lower jaw in operating
The support device of bone, it usually needs use hand to hold rodent lower jaw bony site as support, caused by being easy because of undue force
Rodent death by suffocation effectively can avoid rodent from suffocating using supporting plate 73, and supporting plate 73 can be overturn around short axle, thus can
The contact site of flexible modulation supporting plate 73 and rodent lower jaw avoids that tracheae is blocked to cause to suffocate, and neonychium can be further
Improve the comfort level and safe coefficient of operation object.
The cross bar 91 of skull fixed frame 9 can slide up and down in locating rod 93, and pressing plate 92 and pressure pad 94 below is straight
It connecing and acts on rodent skull, skull fixed frame 9 fixes rodent head with 7 collective effect of ramus of mandible support,
Be more favorable for operation go on smoothly, since locating rod 93 can overturn around 72 top of support rod, can adjust pressing plate 92 and
The active position of skull improves head fixed stability and reliability.
Embodiment 6
As shown in Figs. 1-5, the present embodiment and the difference of embodiment 5 are, increase following technical characteristic:
Further, it is connected with a hemospast 10 on the inside of first connector 4 connecting with the lower jaw frame 2, is taken out
Blood device 10 includes once connected first 101, conduit 102 of sucking blood, suck blood ball 103 and drain pipe 104, first 101 is equipped with if sucking blood
Dry inlet opening sucks blood first 101 as hollow ball, is equipped with non-return valve 105, check on the conduit 102 and drain pipe 104
The flow direction of valve 105 is the side towards 104 end of drain pipe.
In the present embodiment, in the operation of rodent oral cavity, operation object oral cavity is easy bleeding, and blood is easy to flow into grinding tooth
It in the narrow narrow tracheae of animal, causes to suffocate, intraoral blood can be discharged in hemospast 10 of the invention in time, avoid nibbling
The tooth animal death by suffocation due to bleeding in an experiment, when operation, sucking blood first 101 is placed in oral cavity, when oral hemorrhage, is only needed
Pressing ball 103 of sucking blood can be discharged blood repeatedly, protect operation object life security, when blood drawing, gas in the ball 103 that will first suck blood
Squeeze out, ball 103 of sucking blood restore shape after, the negative pressure of generation make blood sucked blood first 101, conduit 102 enter suck blood in ball 103,
Ball 103 of sucking blood is squeezed again blood and air are discharged from drain pipe 104, operate repeatedly, persistently arrange blood.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of rodent opening and operation on oral cavity auxiliary device, which is characterized in that including upper jaw frame (1) and lower jaw frame
(2), be connected between upper jaw frame (1) and lower jaw frame (2) left and right two buccal mucosa support frames (3), upper jaw frame (1), lower jaw frame (2) with
Be connected between two buccal mucosa support frames (3) by four the first connectors (4), and between upper jaw frame (1) and lower jaw frame (2), two
Distance between buccal mucosa support frame (3) is adjustable.
2. a kind of rodent opening according to claim 1 and operation on oral cavity auxiliary device, which is characterized in that described
Upper jaw frame (1), lower jaw frame (2) and two buccal mucosa support frames (3) pass through two connecting rod (51) He Yigen curved rods (52)
It is formed by connecting, curved rod (52) both ends are connected with connecting rod (51), the one end and first of connecting rod (51) far from curved rod (52)
Connector (4) is connected, the angle of the upper jaw frame (1), lower jaw frame (2) and buccal mucosa support frame (3) with respect to the first connector (4)
It is adjustable.
3. a kind of rodent opening according to claim 2 and operation on oral cavity auxiliary device, which is characterized in that described
First connector (4) is a polyhedron (41), and polyhedron (41) is equipped with jaw frame connecting hole (42) and buccal mucosa support frame connects
It connecing hole (43), jaw frame connecting hole (42) and buccal mucosa support frame connecting hole (43) be screw hole, vertical each other but be not attached to lead to,
The connecting rod (51) is screw rod, and the screw rod of upper jaw frame (1) and lower jaw frame (2) passes through jaw frame connecting hole (42), and buccal mucosa supports
The screw rod of frame (3) pass through buccal mucosa support frame connecting hole (43), upper jaw frame (1), lower jaw frame (2) both ends the first connector (4)
On jaw frame connecting hole (42) hand of spiral on the contrary, buccal mucosa branch on first connector (4) at buccal mucosa support frame (3) both ends
Support connecting hole (43) hand of spiral is opposite.
4. a kind of rodent opening according to claim 2 and operation on oral cavity auxiliary device, which is characterized in that described
Curved rod (52) periphery is arranged with an elastic protecting sleeve (53), is connected with elastic cushion (54) in connecting rod (51) one end, elasticity
Pad (54) is set to the one end of connecting rod (51) far from curved rod (52).
5. a kind of rodent opening according to claim 1 and operation on oral cavity auxiliary device, which is characterized in that described
Upper jaw frame (1), lower jaw frame (2) and two buccal mucosa support frames (3) surround an oral cavity operating cavity jointly, set in the operating cavity of oral cavity
There is a tongue limiting device (6), tongue limiting device (6) can flexible modulation and fixed self-position.
6. a kind of rodent opening according to claim 5 and operation on oral cavity auxiliary device, which is characterized in that described
Tongue limiting device (6) includes tongue set (61) flexible and two groups of runing rests (62), and two groups of runing rests (62) are separately connected
In the two sides of tongue set (61) opening, every group of runing rest (62) includes two shafts (63), the shaft (63) close to tongue set (61)
Be detachably connected with tongue set (61), the shaft (63) can around another shaft (63) end Universal rotary and it is fixed at an arbitrary position,
Shaft (63) far from tongue set (61) is connected with the first connector (4), and the shaft (63) can be universal around the first connector (4)
It rotates and fixes at an arbitrary position, and two groups of runing rests (62) are connected on two non-conterminous first connectors (4).
7. a kind of rodent opening according to claim 2 and operation on oral cavity auxiliary device, which is characterized in that described
A ramus of mandible support (7) is equipped with below lower jaw frame (2), ramus of mandible support (7) includes level board (71), support rod (72)
With supporting plate (73), the support rod (72) is two and is fixed on level board (71), two support rods (72) and upper jaw frame (1)
It is connected with the connecting rod (51) at lower jaw frame (2) both ends by the second connector (8), between lower jaw frame (2) and level board (71)
A short axle (74) is respectively connected on the inside of two support rods (72), the supporting plate (73) is connected between two short axles (74), and supporting plate
(73) it can be overturn around short axle (74), the supporting plate (73) is equipped with neonychium (75), and the short axle (74) can be along support rod (72)
It slides up and down.
8. a kind of rodent opening according to claim 7 and operation on oral cavity auxiliary device, which is characterized in that described
Second connector (8) includes sleeve (81), L shape axis (82) and lantern ring (83), and sleeve (81) is vertically fixed in support rod (72)
Side, L shape axis (82) one end insertion sleeve (81) is interior and can be connected around sleeve (81) radial rotary, the other end with lantern ring (83), covers
Ring (83) is set in the one end of connecting rod (51) far from curved rod (52), and it is straight that lantern ring (83) internal diameter is greater than connecting rod (51)
Diameter.
9. a kind of rodent opening according to claim 7 and operation on oral cavity auxiliary device, which is characterized in that described
It is connected with a head bone fixation frame (9) at the top of support rod (72), skull fixed frame (9) includes cross bar (91), pressing plate (92) and two
Root locating rod (93), two locating rods (93) are connected to two support rod (72) tops, and locating rod (93) can be around support rod
(72) top is overturn, and vertical sliding slot is equipped on the upside of locating rod (93), and cross bar (91) both ends are placed in sliding slot, and cross bar (91) passes through
The fixed position from sliding slot of positioning screw (95), the pressing plate (92) are connected to cross bar (91) lower surface, pressing plate (92)
Lower surface is connected with the pressure pad (94) of arc.
10. a kind of rodent opening according to claim 1 and operation on oral cavity auxiliary device, which is characterized in that with
A hemospast (10) is connected on the inside of one the first connector (4) of lower jaw frame (2) connection, hemospast (10) includes one
Secondary connected head of sucking blood (101), conduit (102), ball of sucking blood (103) and drain pipe (104), head of sucking blood (101) are equipped with several
Inlet opening, head of sucking blood (101) are hollow ball, are equipped with non-return valve on the conduit (102) and drain pipe (104)
(105), non-return valve (105) flow direction is the side towards drain pipe (104) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910160724.5A CN109758259B (en) | 2019-03-04 | 2019-03-04 | Rodent opening and oral surgery auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910160724.5A CN109758259B (en) | 2019-03-04 | 2019-03-04 | Rodent opening and oral surgery auxiliary device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109758259A true CN109758259A (en) | 2019-05-17 |
| CN109758259B CN109758259B (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910160724.5A Active CN109758259B (en) | 2019-03-04 | 2019-03-04 | Rodent opening and oral surgery auxiliary device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109758259B (en) |
Cited By (2)
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| CN110575123A (en) * | 2019-09-30 | 2019-12-17 | 安徽理工大学 | Oral cavity supporter convenient to adjust |
| RU220059U1 (en) * | 2022-12-13 | 2023-08-23 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет ветеринарной медицины" (ФГБОУ ВО СПбГУВМ) | Cattle mouth opener |
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| Publication number | Publication date |
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| CN109758259B (en) | 2023-10-20 |
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