CN110051453A - Animal intradermal injection device and its injection assistor - Google Patents
Animal intradermal injection device and its injection assistor Download PDFInfo
- Publication number
- CN110051453A CN110051453A CN201910473475.5A CN201910473475A CN110051453A CN 110051453 A CN110051453 A CN 110051453A CN 201910473475 A CN201910473475 A CN 201910473475A CN 110051453 A CN110051453 A CN 110051453A
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- intermediate plate
- syringe
- shell
- animal
- fixing seat
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- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 2
- 210000003491 skin Anatomy 0.000 description 44
- 239000003814 drug Substances 0.000 description 32
- 229940079593 drug Drugs 0.000 description 21
- 239000012530 fluid Substances 0.000 description 20
- 239000007788 liquid Substances 0.000 description 20
- 238000003860 storage Methods 0.000 description 17
- 238000009434 installation Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
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- 201000008827 tuberculosis Diseases 0.000 description 3
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- 230000008859 change Effects 0.000 description 2
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- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
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Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/3148—Means for causing or aiding aspiration or plunger retraction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3287—Accessories for bringing the needle into the body; Automatic needle insertion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M2005/3128—Incorporating one-way valves, e.g. pressure-relief or non-return valves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
- A61M2005/3152—Piston or piston-rod constructions, e.g. connection of piston with piston-rod including gearings to multiply or attenuate the piston displacing force
Abstract
The present invention provides a kind of animal intracutaneous injection assistor, including shell, locating piece, skin fixing clamp, flexible handle and driving member.Locating piece, which is installed on shell and penetrates through, offers the pilot hole passed through for syringe needle；Skin fixing clamp includes adjusting intermediate plate, movable intermediate plate and position regulating part, adjusts intermediate plate and movable intermediate plate is assembled on shell, position regulating part adjusts the distance between intermediate plate and pilot hole to adjust；Flexible handle is rotationally installed on shell, it which is provided with press part, driving member is rotationally installed on shell, and the opposite end of driving member can cooperate with press part and movable intermediate plate respectively, with the drive activity intermediate plate direction adjusting intermediate plate movement when flexible handle rotates, and then clamp animal skin.The animal intracutaneous injection assistor can be improved the success rate of animal intracutaneous injection.The present invention also provides a kind of animal intradermal injection devices using the animal intracutaneous injection assistor.
Description
Technical field
The present invention relates to injection utensils in Animal Skin, and in particular to a kind of animal intradermal injection device and its injection auxiliary
Device.
Background technique
Kind ox cultivation especially in milk cattle cultivating, needs to carry out tuberculosis skin test drug note to whole audience kind ox twice every year
It penetrates, to detect whether cows have tuberculosis.Left hand has pinched the skin of ox neck side when injection, and right hand syringes are accurately fixed by syringe needle
In position to ox-hide layer, and along the drug of the direction inserting needle of substantially parallel skin injection predetermined amount, make it in one Huang of intradermal formation
The bulge of beans size, needle pull out rear bulge and do not disappear as successful.During having pinched the skin of ox neck side, ox can be earned
It pricks, syringe needle is caused to be difficult to be positioned on ox-hide skin, it is easy to there is syringe needle and pierces through the case where skin leads to injection failure, from
And need multiple injection.Therefore, this injection requires operator high, only a small number of professional veterinary personnel energy skilled operations,
Bigger difficulty is brought to production.
In addition, the prior art, which generallys use continuous syringe, carries out tuberculosis skin test drug injection to kind of ox, usually wrap
Include injection tube, the piston that is installed in injection tube, the push rod being connect with piston and be installed on injection tube for medicine bottle.Injection
Medical fluid enters injection tube from for medicine bottle, mobile towards syringe needle by push rod band piston, and medical fluid is injected in animal body,
Have the following problems in practical operation: 1, the continuous syringe when in use, passes through the medicine of the mobile distance controlling injection of push rod
Liquid measure, when per injection, requires to keep high concentration, and push rod movement speed cannot be too fast, otherwise easily lead to push rod shifting
It moves not in place, is not only difficult to accurately control the liquid volume of per injection, be also easy to cause fatigue；Its push rod of some continuous syringes
It is threadedly coupled with injection tube, in use, piston motion is driven by rotating push-rod, although can reduce due to pushrod movement too
The probability for causing the liquid volume of injection excessive fastly, however, its extension for also resulting in injection time, in the actual operation process,
Animal can struggle, and the extension of injection time undoubtedly will increase the difficulty of injection；2, the continuous syringe of the prior art, injection tube
Interior liquid volume is commonly greater than liquid volume needed for one injection, and when injection is completed, usually there are also liquor residues in injection tube, leads
Cause the waste of medical fluid resource.
Summary of the invention
Type of the present invention aims to solve at least one of above-mentioned technical problem, provides a kind of animal intradermal injection device, can
Improve the success rate of intracutaneous injection.
In order to achieve the above objectives, the technical scheme adopted by the invention is that:
A kind of animal intradermal injection device, including syringe, the syringe include injection tube, are installed in the injection tube
Interior piston and the push rod connecting with the piston, the animal intradermal injection device further include animal intracutaneous injection assistor,
The animal intracutaneous injection assistor includes:
Shell；
Syringe fixing seat, the syringe fixing seat are installed on the shell, and can stress along a first direction
Movement, the first direction is parallel with the direction of motion of the push rod, and the injection tube is installed in the syringe fixing seat；
Locating piece, the locating piece are installed on the shell, are opened up in the locating piece along first direction perforation
There is the pilot hole that the syringe needle for the syringe passes through；
Skin fixing clamp, the skin fixing clamp and the syringe fixing seat are located at opposite the two of the locating piece
Side, the skin fixing clamp include adjusting intermediate plate, movable intermediate plate and position regulating part, the adjusting intermediate plate and the movable intermediate plate
It is installed on the shell along the second direction compartment of terrain vertical with the first direction, and being capable of the relatively described shell cunning of stress
Dynamic, described adjust surrounds a grasping part placed for animal skin between intermediate plate and the movable intermediate plate, and the position is adjusted
Part is installed on the shell and connect with the adjusting intermediate plate, to drive the adjusting intermediate plate to move along the second direction,
And then adjust the distance between the adjusting intermediate plate and the pilot hole；
Flexible handle, the flexible handle are rotationally installed on shell by a pivot part, on the flexible handle between
It is equipped with press part, the first impeller and the second impeller every ground, the press part, first impeller and described second push
Part is respectively positioned on the same side of the pivot part and is gradually distance from the pivot part, and the flexible handle can be by described when rotating
First impeller pushes the syringe fixing seat to move towards the locating piece to carry out inserting needle, and pushes by described second
Part pushes the push rod of the syringe to be injected；And
Driving member, the driving member are rotationally installed on the shell, and the opposite end of the driving member can be distinguished
Cooperate with the press part and the movable intermediate plate, to drive the movable intermediate plate described in flexible handle rotation
Intermediate plate movement is adjusted, to clamp animal skin.
Further, the injection tube includes the embedded cylinder and outer sleeve of coaxial arrangement, the opposite end of the embedded cylinder
It is respectively equipped with and embeds the first port and second port that tube inner chamber is connected to this, the first port is for installing syringe needle；It is described
Piston is slidably installed in the embedded cylinder, and in sealing contact with the internal perisporium of the embedded cylinder；The push rod and the note
Shooting cylinder is parallel, and one end of the push rod enters in the embedded cylinder via the second port, described to connect with the piston
The other end of push rod wears the outer sleeve；The push rod is also threadedly coupled with the outer sleeve；The internal diameter of the outer sleeve is big
In the internal diameter of the embedded cylinder；The embedded wound packages is set in the syringe fixing seat；The syringe further includes syringe
Spring, the syringe spring are arranged in parallel with the outer sleeve, the opposite end of the syringe spring respectively with outer sleeve
And the embedded cylinder connection；The embedded cylinder is moved to along the embedded cylinder by pushing the push rod to be able to drive the piston
First port at.
Further, also perforation offers feeding opening on the peripheral wall of the embedded cylinder, and the feeding opening is close to described first
Port setting, the feeding opening are connected to the inner cavity of the embedded cylinder, are equipped with check valve at the feeding opening；The outer sleeve
It is greater than the maximum distance of the piston to the first port close to the distance of one end of the first port to the feeding opening.
Further, perforation offers bulge and keeps away a hole on the adjusting intermediate plate.
Further, the position regulating part includes adjusting screw rod and elastic component, the adjusting screw rod and the second party
To parallel, the adjusting screw rod is threadedly coupled with the shell, and one end of the adjusting screw rod can be with the adjusting intermediate plate
Side backwards to the movable intermediate plate offsets；The elastic component is sheathed on outside the adjusting screw rod, and the elastic component is opposite
Both ends are connect with the shell and the adjusting intermediate plate respectively.
Further, the guide rod parallel with the second direction, the syringe fixing seat are installed on the shell
On along second direction perforation offer guide hole, the guide rod sliding wears the guide hole；Note in the Animal Skin
Penetrating assistor further includes return unit, and the return unit is socketed on the guide rod, and the opposite end difference of the return unit
It offsets with the shell and the syringe fixing seat.
Further, the driving member is connect by a connecting shaft with the shell, and torsion is also socketed in the connecting shaft
Two ends of spring, the torsional spring are connect with the shell and the driving member respectively.
Further, the movable intermediate plate also passes through a reset spring and connect with the shell.
The present invention also provides a kind of animal intracutaneous injection assistors, comprising:
Shell；
Locating piece, the locating piece are installed on the shell, and are offered along first direction perforation for a syringe
The pilot hole that passes through of syringe needle；
Skin fixing clamp, including intermediate plate, movable intermediate plate and position regulating part are adjusted, the adjusting intermediate plate and the activity folder
Piece is installed on the shell along the second direction compartment of terrain vertical with the first direction, and being capable of the relatively described shell of stress
Sliding, described adjust surround a grasping part placed for animal skin, the position tune between intermediate plate and the movable intermediate plate
Section part is installed on the shell and connect with the adjusting intermediate plate, to drive the adjusting intermediate plate to transport along the second direction
It is dynamic, and then adjust the distance between the adjusting intermediate plate and the pilot hole；
Flexible handle, the flexible handle are rotationally installed on shell by a pivot part, are set on the flexible handle
There is press part；And
Driving member, the driving member are rotationally installed on the shell, and the opposite end of the driving member can be distinguished
Cooperate with the press part and the movable intermediate plate, to drive the movable intermediate plate described in flexible handle rotation
Adjust intermediate plate movement.
Further, the animal intracutaneous injection assistor further includes syringe fixing seat, is used for mounting of syringe, described
Syringe fixing seat is installed on the shell, and can stress moved along the first direction；It is also set on the flexible handle
There are the first impeller and the second impeller, the press part, first impeller and second impeller are respectively positioned on described
The same side of pivot part and it is gradually distance from the pivot part, the flexible handle can be pushed away when rotating by first impeller
It moves the syringe fixing seat to be moved towards the locating piece to carry out inserting needle, and the note is pushed by second impeller
The push rod of emitter is to be injected.
Due to the adoption of the above technical scheme, the invention has the following advantages:
1, animal skin when injection, is clamped in skin by above-mentioned animal intradermal injection device and animal intracutaneous injection assistor
Between the adjusting intermediate plate of skin fixing clamp and movable intermediate plate, it is oriented to using syringe needle of the pilot hole to syringe, it is ensured that syringe needle
Inserting needle direction is parallel with skin, adjusts the distance between intermediate plate and pilot hole by position regulating part, realizes syringe needle in skin
The adjusting of the enterprising pin position of skin avoids syringe needle from piercing through skin, reduces syringe needle and pierces through the probability that skin causes injection to fail, Jin Erti
The high success rate of intracutaneous injection.
2, above-mentioned animal intradermal injection device, flexible handle are able to drive movable intermediate plate and transport towards intermediate plate is adjusted when rotating
It is dynamic, to clamp animal skin, and push syringe fixing seat edge to move towards locating piece to carry out inserting needle by the first impeller,
And push the push rod of syringe to be injected by the second impeller, realize skin be fixedly clamped, inserting needle, injection operation
It works continuously, further improves the working efficiency of animal injection.
3, above-mentioned animal intradermal injection device, after the completion of injection, additionally it is possible to be moved back automatically by return unit, torsional spring realization
Needle, use is more convenient, further improves working efficiency.
4, above-mentioned animal intradermal injection device, in use, passing through rotating push-rod according to the liquid volume of required injection first
Piston is pushed to the predeterminated position of embedded cylinder, at this point, the liquid volume in the drug storage space that embedded cylinder is surrounded with piston is as every
The liquid volume injected needed for secondary；Then, push rod is directly shifted onto the end of embedded cylinder, can will utilize piston will be in drug storage space
Medical fluid be fully injected into animal body.Since the liquid volume of its per injection is completed to adjust before the injection, it is injecting
When, without the distance that should be noted that push rod advances, more convenient to use, injection efficiency is higher；Meanwhile per injection can be by drug storage sky
Interior medical fluid is pushed completely into animal body, not will cause the waste to medical fluid.After the completion of injection, syringe spring is enabled to
Outer sleeve and piston reset, it is ensured that the liquid volume of per injection is identical.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of animal intradermal injection device in a better embodiment of the invention.
Fig. 2 is the structural schematic diagram of syringe in better embodiment of the present invention.
Fig. 3 is schematic cross-sectional view of the Fig. 2 in line A-A.
Fig. 4 is the structural schematic diagram of syringe jacket cylinder in better embodiment of the present invention.
Fig. 5 is the part-structure figure of Fig. 1.
Fig. 6 is the structural schematic diagram of syringe fixing seat in animal intradermal injection device shown in Fig. 1.
Fig. 7 is enlarged drawing of the Fig. 5 at B.
Fig. 8 is the part-structure figure of Fig. 7.
Cross-sectional structure schematic diagram of the Fig. 9 for adjusting screw rod in Fig. 8 in indicator installation place.
Figure 10 is the top view that intermediate plate is adjusted in animal intradermal injection device shown in Fig. 1.
Figure 11 is the usage state diagram of animal intradermal injection device in better embodiment of the present invention.
Main element symbol description
100- animal intradermal injection device, 2- syringe, 21- injection tube, 212- embed cylinder, 2121- first port,
2124- second port, 2126- feeding opening, 2127- connecting plate, 214- outer sleeve, 2141- end plate, 2143- cylinder, 2144- are kept away
Position notch, 2145- connector, 23- piston, 24- push rod, 26- push rod knob, 25- syringe spring, 26- syringe needle, 27- buffering
Part, 28,29- check valve, 3- are led for medicine bottle, 4- animal intracutaneous injection assistor, 41- shell, 411- guide rod, 412- fixing seat
Rail, 414- installation sliding rail, 416- install sliding rail, 418- graduated scale, 42- syringe fixing seat, 421- guide hole, 423- fixing seat
Slideway, 43- locating piece, 431- pilot hole, 44- skin fixing clamp, 441- adjust intermediate plate, 4411- installs guide rail, 4413- bulge
Keep away a hole, 443- activity intermediate plate, 4431- clip body, 4432- trigger unit, 4434- installing guide rail, the position 445- regulating part,
4451- adjusting screw rod, 4453- elastic component, 4454- indicator, 4455- limiting slot, 4456- sleeve, 4457- indicating arm, 446-
Grasping part, 447- flexible layer, 45- flexible handle, 451- pivot part, 46- driving member, 461- connecting shaft, 463- torsional spring, 471-
Press part, the first impeller of 472-, the second impeller of 473-, 48- return unit, 49- reset spring, 5- screw, 200- ox-hide.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Referring to Figure 1, a better embodiment of the invention provides a kind of animal intradermal injection device 100, including syringe 2
And animal intracutaneous injection assistor 4, animal intracutaneous injection assistor 4 is used for mounting of syringe 2, with the injection of auxiliary syringe 2
Operation.
Please also refer to Fig. 2, in the present embodiment, syringe 2 includes injection tube 21, the work being installed in injection tube 21
Plug 23, the push rod 24 and a syringe spring 25 being connect with piston 23.Injection tube 21 includes the embedded cylinder 212 of coaxial arrangement and outer
Sleeve 214.The opposite end of embedded cylinder 212, which is respectively equipped with, embeds the first port 2121 and second that 212 inner cavity of cylinder is connected to this
Port 2124, first port 2121 is for installing syringe needle 26.In the present embodiment, syringe needle 26 and embedded cylinder 212 pass through screw thread
Connection, in order to the disassembly and replacement of syringe needle 26.Check valve 29 is installed, which only allows medicine at first port 2121
Liquid is flowed out from embedded cylinder 212 to 26 direction of syringe needle, without allowing medical fluid to flow back.Also perforation offers on the peripheral wall of embedded cylinder 212
Feeding opening 2126, feeding opening 2126 are connected to the inner cavity of embedded cylinder 212, and for installing for medicine bottle 3, the installation for medicine bottle 3 belongs to
The prior art is not described in detail here to omit length.Check valve 28 is installed, the check valve 28 is only at feeding opening 2126
Medical fluid is allowed to flow out from for medicine bottle 3 to embedded 212 direction of cylinder, without allowing medical fluid to flow back.The structure and installation of check valve 28,29
Belong to the prior art, to omit length, is not described in detail here.Preferably, the first of the close embedded cylinder 212 of feeding opening 2126
Port 2121 is arranged.
Piston 23 is slidably installed in embedded cylinder 212, and in sealing contact with the internal perisporium of embedded cylinder 212, in preventing
Medical fluid in embedding cylinder 212 is revealed from the second port 2124 of embedded cylinder 212.Piston 23 and embedded cylinder 212 surround a storage jointly
Medicine space, drug storage space is for storing medical fluid.Embedded cylinder 212 is preferably made of transparent material, in order to observe drug storage space
Interior medical fluid.It is additionally provided with containing mark on embedded cylinder 212, convenient for knowing the liquid volume in drug storage space.Push rod 24 is screw rod,
Push rod 24 is parallel with injection tube 2, and one end of push rod 24 enters in embedded cylinder 212 via second port 2124, and connects with piston 23
It connects, the other end of push rod 24 wears outer sleeve 214.
Outer sleeve 214 is socketed on push rod 24, and is threadedly coupled with push rod 24.The internal diameter of outer sleeve 214 is greater than embedded cylinder
212 outer diameter, so that embedded cylinder 212 can be inserted in outer sleeve 214.Rotating push-rod 24 is able to drive piston 23 along embedded
Cylinder 212 moves, and to adjust the size in drug storage space, and then realizes the adjusting to each injecting liquid drug amount.Push push rod 24 can
It drives outer sleeve 214 and piston 23 to move along embedded cylinder 212, and piston 23 can be pushed to the first port of embedded cylinder 212
At 2121, the medical fluid in drug storage space is injected into animal body completely.In the present embodiment, outer sleeve 214 is close to
One end of Single port 212 is greater than the maximum distance of piston 23 to first port 212 to the distance of feeding opening 216, to ensure piston
23 can be pushed at the first port 2121 of embedded cylinder 212 by push rod 24, so that the medical fluid in drug storage space be injected completely
In precession object.It is appreciated that in other embodiments, can also be equipped on outer sleeve 214 for keeping away a feeding opening 216
Keep away a hole, to prevent feeding opening 216 from causing to hinder to the movement of outer sleeve 214.
Specifically, in the present embodiment, outer sleeve 214 includes end plate 2141, connect with 2141 edge perpendicular of end plate
Cylinder 2143 and the connector 2145 being installed in cylinder 2143.Connector 2145 is substantially in disk-shaped, the fixation of connector 2145
It on the inner wall of cylinder 2143, and is spaced and is arranged with end plate 2141, in the present embodiment, connector 2145 is remote to cylinder 2143
It is greater than the distance of feeding opening 216 to embedded 21 second port 214 of cylinder with a distance from 2141 one end of end plate, connector 2145 is avoided to hinder
Hinder the relative motion of outer sleeve 214 Yu embedded cylinder 212.Push rod 24 successively wears end plate 2141 and connector 2145, and and end plate
2141 and connector 2145 be threadedly coupled.The setting of connector 2145 enables to the movement of push rod 24 more stable.Push rod
Push rod knob 6 is further fixed on 24, push rod knob 6 is located at outside outer sleeve 214, in order to rotating push-rod 24.
Syringe spring 25 is arranged in parallel with outer sleeve 214, and the opposite end of syringe spring 25 respectively with outer sleeve
214 and embedded cylinder 212 connect, for make after the completion of injection outer sleeve 214 reset.In the present embodiment, syringe spring
25 are sheathed on push rod 24, and the opposite end of syringe spring 25 is equipped with second port with connector 2145 and embedded cylinder 21 respectively
214 one end connection.When syringe spring 25 descends in the raw, cylinder 2143 is sheathed on interior far from one end of end plate 2141
On embedding cylinder 212, so that the movement of outer sleeve 214 is more stable.
In the present embodiment, syringe further includes buffer spring 9, and buffer spring 9 is located in outer sleeve 214, is arranged
In on push rod 24, and the opposite end of buffer spring 9 offsets with connector 2145 and end plate 2141 respectively.
The syringe 2 is pushed away piston 23 by rotating push-rod 24 in use, first according to the required liquid volume injected every time
It moves to the predeterminated position of embedded cylinder 212, at this point, the liquid volume in drug storage space is every time the required liquid volume injected, is set as
L1；Then, push rod 24 is pushed, push rod 24 drives outer sleeve 214 and piston 23 to move together towards 26 direction of syringe needle, in this process
In, syringe spring 25 is compressed, so that embedded cylinder 212 is inserted into the partial variable-length in outer sleeve 214,2 length of injection tube shortens,
The end (at the first port 2121 of i.e. embedded cylinder 212) until piston 23 to be shifted onto embedded cylinder 212, can will be in drug storage space
Medical fluid be fully injected into animal body.After the completion of injection, when the external force revocation on push rod 24, syringe spring 25 is able to drive
Outer sleeve 214 and piston 23 reset, and drug storage space is in negative pressure, so that it is refilled with drug storage space for the medical fluid in medicine bottle 3, this
When, the liquid volume in drug storage space be it is each set by last time needed for the liquid volume L1 that injects.
When being injected using the syringe 2, injection operation identical for same batch injection volume, it is only necessary to before first time injects
The liquid volume injected needed for regulating every time adjusts injection volume without being both needed in per injection, can be improved work
Efficiency.Simultaneously as the liquid volume of its per injection is completed to adjust before the injection, therefore, in injection, nothing should be noted push rod
24 distances advanced, it is more convenient to use；Pushing rather than move by way of rotating push-rod 24 with piston 23 to be infused
It penetrates, injection time is shorter, and it is more efficient, reduce the difficulty injected to animal.Meanwhile per injection can will be in embedded cylinder 212
Medical fluid be pushed completely into animal body, not will cause the waste to medical fluid.
Please referring also to Fig. 1, Fig. 5 and Fig. 7, animal intracutaneous injection assistor 4 include shell 41, syringe fixing seat 42,
Locating piece 43, skin fixing clamp 44, flexible handle 45 and driving member 46.Syringe fixing seat 42 is installed on shell 41, and energy
Hard to bear power is moved along a first direction X, and first direction X is parallel with the direction of motion of push rod 24.Syringe fixing seat 42 and injection
The embedded cylinder 212 of device 2 connects.Locating piece 43 is installed on shell 41, is offered along first direction X perforation for note in locating piece 43
The pilot hole 431 (Fig. 7) that the syringe needle 26 of emitter 2 passes through, pilot hole 431 is for being oriented to the inserting needle direction of syringe needle 26.Skin
Skin fixing clamp 44 and syringe fixing seat 42 are located at the opposite sides of locating piece 43, and skin fixing clamp 44 includes adjusting intermediate plate
441, movable intermediate plate 443 and position regulating part 445.Intermediate plate 441 and movable intermediate plate 443 are adjusted along vertical with first direction X the
The two directions compartment of terrain Y are installed on shell 41, and can stress with respect to shell 41 slide.Adjust intermediate plate 441 and movable intermediate plate 443
Between surround one for animal skin place grasping part 446.Position regulating part 445 be installed on shell 41 and with adjust intermediate plate
441 connections adjust the Y motion in a second direction of intermediate plate 441 with driving, so to adjust between intermediate plate 441 and pilot hole 431 away from
From being adjusted.Flexible handle 45 is rotationally installed on shell 41 by a pivot part 451, and compartment of terrain is set on flexible handle 45
There are press part 471, the first impeller 472 and the second impeller 473, press part 471, the first impeller 472 and the second impeller
473 are respectively positioned on the same side of pivot part 451 and are gradually distance from pivot part 451.In the present embodiment, pivot part 451 is installing
Installation axle on shell 41, flexible handle 45 are rotationally socketed in installation axle, can be by the when flexible handle 45 rotates
One impeller 472 pushes syringe fixing seat 42 to carry out inserting needle along moving towards locating piece 43, and passes through the second impeller 473
Push the push rod 24 of syringe 2 to be injected.The rotation of driving member 46 is installed on shell 41, the opposite end energy of driving member 46
It is enough to cooperate respectively with press part 471 and movable intermediate plate 443, with when flexible handle 45 rotates drive activity intermediate plate 443 towards tune
It saves intermediate plate 441 to move, and then clamps animal skin.
Please also refer to Fig. 6, syringe fixing seat 42 is installed on shell 41, and can stress transported along a first direction X
It is dynamic, specifically: the guide rod 411 parallel with second direction Y is also installed on shell 41；Along second party in syringe fixing seat 42
Guide hole 421 is offered to Y perforation, the sliding of guide rod 411 is worn guide hole 421, led with the movement to syringe fixing seat 42
To.Animal intracutaneous injection assistor 4 further includes return unit 48, and return unit 48 is socketed on guide rod 411, and the phase of return unit 48
It offsets respectively with shell 41 and syringe fixing seat 42 to both ends.In the present embodiment, return unit 48 is spring, quantity two
Root, two springs are socketed on guide rod 411, and are located at the opposite sides of syringe fixing seat 42, each spring
Opposite end is connect with shell 41 and syringe fixing seat 42 respectively.
Syringe fixing seat 42 is connect with the embedded cylinder 212 of syringe 2, specifically: please also refer to Fig. 3, syringe 2
Connecting plate 2127 is further fixed on embedded cylinder 212, connecting plate 2127 is connect by screw 5 with syringe fixing seat 42, so that
The stable connection of syringe 2 and syringe fixing seat 42, and it is convenient for subsequent disassembly.Please also refer to Fig. 4, in present embodiment
In, the bottom of outer sleeve 214, which is equipped with, keeps away a notch 2144 for what syringe fixing seat 42 passed through, and syringe is solid when preventing injection
The movement of the influence outer sleeve 214 of reservation 42, it is ensured that piston 23 can be shifted onto the first port 2121 of embedded cylinder 212 by push rod 24
Place.It is appreciated that in other embodiments, when syringe spring 25 descends in the raw, outer sleeve 214 is far from end plate
2141 one end can be spaced with embedded cylinder 212 to be arranged, and makes the one end of outer sleeve 214 far from end plate 2141 solid to syringe
The distance between reservation 42 is greater than the maximum distance of piston 23 to first port 2121, can equally play injection when preventing injection
Device fixing seat 42 influences the purpose that outer sleeve 214 moves.It is appreciated that other modes can also be used syringe fixing seat 42
It links together with the embedded cylinder 212 of syringe 2.
Referring again to Fig. 6, it is also installed with several fixing seat guide rails 412 in the present embodiment, on shell 41, if solid
Y is alternatively arranged reservation guide rail 412 in a second direction, and each fixing seat guide rail 412 is parallel with first direction X；Syringe fixing seat
The fixing seat slideway 423 being used cooperatively with fixing seat guide rail 412, fixing seat guide rail 412 and fixing seat slideway are correspondingly provided on 42
One of 423 be protruding rail, another sliding slot to be slidably connected with the protruding rail.Pass through fixing seat slideway 423 and fixing seat guide rail
412 cooperation, with the motion guide to syringe fixing seat 42, so that the movement of syringe fixing seat 42 is more stable.
Referring again to Fig. 5 and Fig. 7, in the present embodiment, the substantially square plate of intermediate plate 441 is adjusted, adjust intermediate plate
441 connect with shell 41, and can stress Y motion in a second direction, specifically: adjust side of the intermediate plate 441 towards shell 41
Equipped with installation guide rail 4411, corresponding on shell 41 to be installed with the installation sliding rail 414 being used cooperatively with installation guide rail 4411, installation is led
Rail 4411 and the installation in a second direction Y of sliding rail 414 extend, and installing one of guide rail 4411 and installation sliding rail 414 is protruding rail,
Another sliding slot to be slidably connected with the protruding rail by installation guide rail 4411 and is installed being slidably matched for sliding rail 414, will be adjusted
Intermediate plate 441 and shell 41 are slidably connected together.Please also refer to Figure 10, adjusts on intermediate plate 441 also perforation and offer bulge and keep away
Position hole 4413, in order to which the bulge after injecting is heaved.
In the present embodiment, movable intermediate plate 443 includes clip body 4431 and connect with 4431 one end of clip body
Trigger unit 4432.The substantially square plate of clip body 4431 is arranged, to surround jointly with 441 relative spacing of intermediate plate is adjusted
The grasping part 446, grasping part 446 are connected to pilot hole 431 and the external world.Clip body 4431 and trigger unit 4432 are and shell
Body 41 connects, and can stress Y motion in a second direction, specifically: clip body 4431 and trigger unit 4432 are towards shell 41
Side be equipped with installing guide rail 4434, it is corresponding on shell 41 to be installed with the installing sliding rail being used cooperatively with installing guide rail 4434
416, it installs guide rail 4434 and the installing in a second direction Y of sliding rail 416 extends, install guide rail 4434 and installing sliding rail 416 wherein
One of be protruding rail, another sliding slot for being slidably connected with the protruding rail, by installing guide rail 4434 and installing sliding rail 416 sliding match
It closes, clip body 4431 and trigger unit 4432 is slidably connected together with shell 41 respectively.Clip body 4431 is gone back and shell
Body 41 is connected by reset spring 49, specifically: Y is arranged reset spring 49 in a second direction, one end of reset spring 49 and folder
Backwards to the side connection for adjusting intermediate plate 441, one end of reset spring 49 is connect piece ontology 4431 with shell 41.
In the present embodiment, clip body 4431 towards the side for adjusting intermediate plate 441 and adjusts 441 facing movament of intermediate plate
The side of intermediate plate 443 is equipped with flexible layer 447, to improve comfort level.Preferably, flexible layer 447 is layer of silica gel.
Referring again to Fig. 7, in the present embodiment, position regulating part 445 includes adjusting screw rod 4451 and elastic component
4453.Adjusting screw rod 4451 is parallel with second direction Y, and adjusting screw rod 4451 is threadedly coupled with shell 41, and adjusting screw rod 4451
One end can offset with intermediate plate 441 is adjusted backwards to the side of movable intermediate plate 443.Elastic component 4453 is sheathed on adjusting screw rod 4451
Outside, and the opposite end of elastic component 4453 is connect with shell 41 and adjusting intermediate plate 441 respectively.In the present embodiment, elastic component
4453 be preferably spring.When adjusting screw rod 4451 rotates, adjusting screw rod 4451 is enabled to move towards intermediate plate 441 is adjusted, into
And push and adjust the movable movement of intermediate plate 443 of Y direction in a second direction of intermediate plate 441, at this point, elastic component 4453 is compressed；Adjust spiral shell
When rotating adjusting screw rod 4451 can also move bar 4451 towards far from the direction for adjusting intermediate plate 441, at this point, adjusting intermediate plate 441
It moves under the elastic restoring force effect of elastic component 4453 towards the direction far from movable intermediate plate 443 to reset.Therefore, pass through adjusting
The rotation of screw rod 4451 is able to drive and adjusts the Y motion in a second direction of intermediate plate 441, and then adjusts 441 bottom surface of intermediate plate and lead
Vertical range between hole 431.
Please also refer to Fig. 7 to Fig. 9, in the present embodiment, graduated scale 418 is additionally provided on shell 41.Graduated scale 418 with
Shell 41 is fixedly connected, and neighbouring adjusting screw rod 4451 is arranged.Adjusting screw rod 4451 is equipped with indicator 4454, carves for being directed toward
The scale on ruler 418 is spent, specifically: circumferentially arranged with limiting slot 4455 on adjusting screw rod 4451, indicator 4454 includes sleeve
4456 and the indicating arm 4457 that is connect with sleeve 4456.Sleeve 4456 is socketed on adjusting screw rod 4451, and is contained in limiting slot
In 4455.Prevent indicator 4454 along the axial movement of adjusting screw rod 4451 by limiting slot 4455.Meanwhile 4456 stress of sleeve
Can relative adjustment screw rod 4451 rotate, to adjust the direction of indicating arm 4457, so that indicating arm 4457 can point at graduated scale
Scale on 418.When the elastic component 4453 of position regulating part 445 in the raw when, adjust intermediate plate 441 be located at initial bit
It sets, adjusts 441 bottom surface of intermediate plate and the distance between pilot hole 431 is maximum, it is assumed that be 5mm, at this point, the finger on adjusting screw rod 4451
Show that the scale on graduated scale 418 pointed by needle 4454 is 5mm.It is pressed from both sides with adjusting screw rod 4451 towards activity when adjusting intermediate plate 441
When piece 443 moves, indicator 4454 is driven to move along graduated scale 418, so that scale value indicated by indicator 4454 is to adjust
Save the distance between intermediate plate 441 and pilot hole 431.
Referring again to Fig. 1, in the present embodiment, flexible handle 45 is substantially rod-shaped in one.Substantially it is in upper casting die 471
Rod-shaped, the first impeller 472 is substantially convex, and the second impeller 473 is substantially in long strip, and press part 471, first pushes
Part 472 and the second impeller 473 are integrally formed with flexible handle 45.In the present embodiment, under original state, press part
471, the first impeller 472 and the second impeller 473 are gradually distance from skin fixing clamp 44, and press part 471 and driving member 46 are remote
One end from trigger unit 4432 is in contact, and the first impeller 472 is close to syringe fixing seat 42 and between syringe fixing seat 42
It is arranged every one first pre-determined distance, and the first impeller 472 is located at opposite the two of syringe fixing seat 42 with press part 471
Side, the second impeller 473 close to 2 push rod 24 of syringe free terminal and with the interval of syringe fixing seat 42 one second it is default away from
From setting, so that when flexible handle 45 rotates, successively by press part 471, the first impeller 472 and the second impeller 473
Driving member 46, syringe fixing seat 42 and push rod 24 is triggered to operate.First pre-determined distance and the second pre-determined distance can be according to reality
It needs to be configured.
Referring again to Fig. 5, in the present embodiment, driving member 46 is substantially elongated, by a connecting shaft 461 with
Shell 41 connects.In the present embodiment, one end of driving member 46 is arranged close to the trigger unit 4432 of movable intermediate plate 443, another
End is in contact with press part 471.Also be installed with torsional spring 463 in connecting shaft 461, two ends of torsional spring 463 respectively with shell 41
And driving member 46 connects, so that driving member 46 resets.The structure of torsional spring 463 and installation belong to the prior art, to omit length,
Here it is not described in detail.
Animal intradermal injection device 100 in use, the following steps are included:
Firstly, syringe 2 is installed in syringe fixing seat 42, the syringe needle 26 disinfected is mounted on embedded cylinder 212
On, and be inserted at the pilot hole 431 of locating piece 43；Required injection volume is adjusted by push rod knob 26；In feeding opening 2126
Upper installation is for medicine bottle 3；Counter clockwise direction in Fig. 1 view pulls flexible handle 45, and in the process, press part 471 is downward
One end of driving member 46 is compressed, so that driving member 46 rotates, so that driving member 46 is tilted far from one end of press part 471,
It is moved with drive activity intermediate plate 443 towards intermediate plate 441 is adjusted, and to 49 accumulation of energy of torsional spring 463 and reset spring；Flexible handle 45 after
Continuous rotation, subsequent first impeller 472 push syringe fixing seat 42 to move along towards locating piece 43,48 accumulation of energy of return unit；It is living
Fixed handle 45 continues to rotate, so that the second impeller 473 offsets with push rod 24, pushes the push rod 24 of syringe 2 solid towards skin
Clamp 44 moves, and then moves to towards syringe needle 26 with piston 23 at the first port 2121 of embedded cylinder 212, embedded to be discharged
Air in cylinder 212, and 23 accumulation of energy of piston is made to injection spring；Flexible handle 45 is unclamped, torsional spring 463 makes driving member 46 multiple
Position, and then flexible handle 45 is driven to reset；Return unit 48 resets syringe fixing seat 42, and injection spring makes piston 23 multiple
Position, reset spring 49 reset movable intermediate plate 443, at this point, being in negative pressure in embedded cylinder 212, make to enter for the medical fluid in medicine bottle 3
In the drug storage space that embedded cylinder 212 is surrounded with piston 23.
Secondly, the region shaving that the animals such as ox are needed to inject, disinfection；Adjusting screw rod 4451 is adjusted, pushes and adjusts intermediate plate
441 move towards movable intermediate plate 443, so that it is thick for the animal bilayer skin at a distance from pilot hole 431 to adjust 441 bottom surface of intermediate plate
1/4 or so of degree: by taking the intracutaneous injection of ox as an example, usual one layer of ox-hide is about 4 to 5mm thick, and the thickness of the double-deck ox-hide is about
For 8-10mm.Adjusting screw rod 4451 is rotated, adjusting intermediate plate 441 is pushed to move towards movable intermediate plate 443, so that adjusting intermediate plate 441
Bottom surface is 1/4 or so of ox-hide bilayer skin thickness at a distance from pilot hole 431, i.e., about 2-2.5mm.
Please also refer to Figure 11, then, ox-hide 200 being pinched on the other hand and lifts about 1cm high, the ox-hide 200 pinched is the double-deck ox
Skin thickness；Double-deck 200 edge of ox-hide is shifted onto the grasping part 446 of skin fixing clamp 44, flexible handle 45 of holding with a firm grip, and the inverse time
Needle direction is quickly held on earth, and in the process, flexible handle 45 rotates in the counterclockwise direction, so that press part 471 compresses downwards
One end of driving member 46, to drive driving member 46 to rotate, so that driving member 46 is tilted far from one end of press part 471, with
Drive activity intermediate plate 443 is moved towards intermediate plate 441 is adjusted, and then realizes the clamping of animal skin, and to 463 accumulation of energy of torsional spring；It is living
Fixed handle 45 continues to rotate, and subsequent first impeller 472 pushes syringe fixing seat 42 to move along towards locating piece 43 to carry out
Inserting needle；Flexible handle 45 continues to rotate, so that the second impeller 473 offsets with push rod 24, and pushes 24 edge of push rod of syringe 2
First direction X is moved towards locating piece 43, and push rod 24 pushes piston 23 that the medical fluid in drug storage space is fully injected into animal body
It to be injected, realizes that skin is fixedly clamped, inserting needle, injection operation are worked continuously, further improves working efficiency.Together
When, due to being adjusted using position regulating part 445 pairs of adjustings the distance between intermediate plates 441 and pilot hole 431, and pass through skin
Skin fixing clamp 44 fixes ox-hide, while being positioned using locating piece 43 to inserting needle direction, therefore, can effectively solve
Certainly animal is difficult to position syringe needle 26 during struggling, and syringe needle 26 is caused to cause along the intermediate weak location piercing of the double-deck ox-hide 200
Puncture ox-hide 200, injection failure the problem of.
After the completion of injection, loose flexible handle 45, return unit 48 resets syringe fixing seat 42, and syringe needle 26 automatically exits from
Ox-hide 200；Torsional spring 463 resets driving member 46, and flexible handle 45 resets under the action of driving member 46；Movable intermediate plate 443
Under the action of return spring 49 towards the movement far from adjusting intermediate plate 441 to reset, so that skin fixing clamp 44 unclamps ox
Skin 200；Syringe spring 25 drives outer sleeve 214 and piston 23 to reset.It detects in the epidermis of ox-hide 200 and intradermal drum whether occurs
Packet, has, indicates to inject successfully.
Syringe needle 26 is needed to change before carrying out the injection of next animal, is operated according still further to above-mentioned steps.Replace syringe needle 26
When can carry out as steps described below: firstly, first direction X moves right syringe fixing seat 42 along Fig. 1 view, so that injection
Device fixing seat 42 is separated by a distance with syringe needle 26, in order to take out syringe needle 26, in the process, is located at syringe fixing seat 42
The return unit 48 in left side is stretched, and the return unit 48 positioned at 42 right side of syringe fixing seat is compressed；Then rotation syringe needle 26, makes
After syringe needle 26 separates with embedded cylinder 212, take out used syringe needle 26, the syringe needle 26 after disinfection tightened with embedded cylinder 212；
Finally, slowly unclamping syringe fixing seat 42, return unit 48 resets syringe fixing seat 42 along first direction X, herein mistake
Cheng Zhong, syringe fixing seat 42 push press part 471, so that flexible handle 45 resets.
It is appreciated that it can also be socketed torsional spring on the pivot part 451 of flexible handle 45, it is multiple with special operations handle 45
Position.
It is appreciated that the animal intradermal injection device 100 can be also used for the intracutaneous injection of other animals.
It is appreciated that in other embodiments, syringe fixing seat 42 can be omitted, in use, being fixed using skin
Folder 44 by ox-hide 200 it is fixed after, then use hand syringes, 431 defensive position of pilot hole of the syringe needle of another syringe across locating piece 43
It is dynamic to be injected.At this point, the first impeller 472 and the second impeller 473 can omit.
Above description is the detailed description for the present invention preferably possible embodiments, but embodiment is not limited to this hair
Bright patent claim, it is all the present invention suggested by technical spirit under completed same changes or modifications change, should all belong to
In the covered the scope of the patents of the present invention.
Claims (10)
1. a kind of animal intradermal injection device, including syringe, the syringe includes injection tube, is installed in the injection tube
Piston and the push rod that is connect with the piston, which is characterized in that the animal intradermal injection device further includes note in Animal Skin
Assistor is penetrated, the animal intracutaneous injection assistor includes:
Shell；
Syringe fixing seat, the syringe fixing seat are installed on the shell, and can stress moved along a first direction,
The first direction is parallel with the direction of motion of the push rod, and the injection tube is installed in the syringe fixing seat；
Locating piece, the locating piece are installed on the shell, offer confession along first direction perforation in the locating piece
The pilot hole that the syringe needle of the syringe passes through；
Skin fixing clamp, the skin fixing clamp and the syringe fixing seat are located at the opposite sides of the locating piece,
The skin fixing clamp includes adjusting intermediate plate, movable intermediate plate and position regulating part, the adjusting intermediate plate and the movable intermediate plate edge
The second direction compartment of terrain vertical with the first direction is installed on the shell, and being capable of the relatively described shell cunning of stress
Dynamic, described adjust surrounds a grasping part placed for animal skin between intermediate plate and the movable intermediate plate, and the position is adjusted
Part is installed on the shell and connect with the adjusting intermediate plate, to drive the adjusting intermediate plate to move along the second direction,
And then adjust the distance between the adjusting intermediate plate and the pilot hole；
Flexible handle, the flexible handle are rotationally installed on shell by a pivot part, compartment of terrain on the flexible handle
Equipped with press part, the first impeller and the second impeller, the press part, first impeller and second impeller are equal
Positioned at the pivot part the same side and be gradually distance from the pivot part, the flexible handle rotate when can pass through described first
Impeller pushes the syringe fixing seat to move towards the locating piece to carry out inserting needle, and is pushed away by second impeller
The push rod of the syringe is moved to be injected；And
Driving member, the driving member are rotationally installed on the shell, the opposite end of the driving member can respectively with institute
It states press part and the movable intermediate plate cooperates, to drive the movable intermediate plate towards the adjusting in flexible handle rotation
Intermediate plate movement, to clamp animal skin.
2. animal intradermal injection device as described in claim 1, it is characterised in that: the injection tube includes the interior of coaxial arrangement
Embedding cylinder and outer sleeve, the opposite end of the embedded cylinder, which is respectively equipped with, embeds the first port and second end that tube inner chamber is connected to this
Mouthful, the first port is for installing syringe needle；The piston is slidably installed in the embedded cylinder, and with the embedded cylinder
Internal perisporium is in sealing contact；The push rod is parallel with the injection tube, and one end of the push rod enters institute via the second port
It states in embedded cylinder, to connect with the piston, the other end of the push rod wears the outer sleeve；The push rod also with it is described outer
Bush whorl connection；The internal diameter of the outer sleeve is greater than the internal diameter of the embedded cylinder；The embedded wound packages is set to the syringe
In fixing seat；The syringe further includes syringe spring, and the syringe spring is arranged in parallel with the outer sleeve, the note
The opposite end of emitter spring is connect with outer sleeve and the embedded cylinder respectively；By pushing the push rod to be able to drive the work
Plug is along the first port that the embedded cylinder moves to the embedded cylinder.
3. animal intradermal injection device as described in claim 1, it is characterised in that: also perforation is opened on the peripheral wall of the embedded cylinder
Equipped with feeding opening, the feeding opening is arranged close to the first port, and the feeding opening is connected to the inner cavity of the embedded cylinder, institute
It states and check valve is installed at feeding opening；The outer sleeve is greater than close to the distance of one end of the first port to the feeding opening
The piston to the first port maximum distance.
4. animal intradermal injection device as described in claim 1, it is characterised in that: perforation offers drum on the adjusting intermediate plate
Packet keeps away a hole.
5. animal intradermal injection device as described in claim 1, it is characterised in that: the position regulating part includes adjusting screw rod
And elastic component, the adjusting screw rod is parallel with the second direction, and the adjusting screw rod is threadedly coupled with the shell, and described
One end of adjusting screw rod can offset with the adjusting intermediate plate backwards to the side of the movable intermediate plate；The elastic component is sheathed on institute
It states outside adjusting screw rod, and the opposite end of the elastic component is connect with the shell and the adjusting intermediate plate respectively.
6. animal intradermal injection device as described in claim 1, it is characterised in that: be installed on the shell and described second
The parallel guide rod in direction offers guide hole, the guide rod along second direction perforation in the syringe fixing seat
Sliding wears the guide hole；The animal intracutaneous injection assistor further includes return unit, and the return unit is socketed on described lead
To on bar, and the opposite end of the return unit is connect with the shell and the syringe fixing seat respectively.
7. animal intradermal injection device as described in claim 1, it is characterised in that: the driving member passes through a connecting shaft and institute
State shell connection, be also socketed with torsional spring in the connecting shaft, two ends of the torsional spring respectively with the shell and the biography
Moving part connection.
8. animal intradermal injection device as described in claim 1, it is characterised in that: the activity intermediate plate also passes through a reset bullet
Spring is connect with the shell.
9. a kind of animal intracutaneous injection assistor characterized by comprising
Shell；
Locating piece, the locating piece are installed on the shell, and offer the needle for a syringe along first direction perforation
The pilot hole that head passes through；
Skin fixing clamp, including intermediate plate, movable intermediate plate and position regulating part are adjusted, the adjusting intermediate plate and the movable intermediate plate edge
The second direction compartment of terrain vertical with the first direction is installed on the shell, and being capable of the relatively described shell cunning of stress
Dynamic, described adjust surrounds a grasping part placed for animal skin between intermediate plate and the movable intermediate plate, and the position is adjusted
Part is installed on the shell and connect with the adjusting intermediate plate, to drive the adjusting intermediate plate to move along the second direction,
And then adjust the distance between the adjusting intermediate plate and the pilot hole；
Flexible handle, the flexible handle are rotationally installed on shell by a pivot part, and the flexible handle is equipped with and supports
Casting die；And
Driving member, the driving member are rotationally installed on the shell, the opposite end of the driving member can respectively with institute
Press part and the movable intermediate plate cooperation are stated, to drive the movable intermediate plate towards the adjusting in flexible handle rotation
Intermediate plate movement.
10. animal intracutaneous injection assistor as claimed in claim 9, it is characterised in that: the animal intracutaneous injection assistor
Further include syringe fixing seat, be used for mounting of syringe, the syringe fixing seat is installed on the shell, and being capable of stress
It is moved along the first direction；It is additionally provided with the first impeller and the second impeller on the flexible handle, it is the press part, described
First impeller and second impeller are respectively positioned on the same side of the pivot part and are gradually distance from the pivot part, the work
Fixed handle can be pushed by first impeller when rotating the syringe fixing seat towards the locating piece move with into
Traveling needle, and push the push rod of the syringe to be injected by second impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910473475.5A CN110051453B (en) | 2019-05-31 | 2019-05-31 | Intradermal injection device for animals and injection aid therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910473475.5A CN110051453B (en) | 2019-05-31 | 2019-05-31 | Intradermal injection device for animals and injection aid therefor |
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| CN110051453A true CN110051453A (en) | 2019-07-26 |
| CN110051453B CN110051453B (en) | 2024-04-16 |
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| CN110051453B (en) | 2024-04-16 |
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