CN109675148A - A kind of local infiltration anesthesia injection device - Google Patents
A kind of local infiltration anesthesia injection device Download PDFInfo
- Publication number
- CN109675148A CN109675148A CN201811587877.XA CN201811587877A CN109675148A CN 109675148 A CN109675148 A CN 109675148A CN 201811587877 A CN201811587877 A CN 201811587877A CN 109675148 A CN109675148 A CN 109675148A
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- China
- Prior art keywords
- chest
- medicine
- syringe
- bevel gear
- fixed
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
-
- 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
- A61M19/00—Local anaesthesia; Hypothermia
-
- 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
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M5/2066—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically comprising means for injection of two or more media, e.g. by mixing
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- Health & Medical Sciences (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of local infiltration anesthesia injection devices, more particularly to a kind of injection device of a large amount of anaesthetics needed for larger for of imposing stature or local anaesthesia area, to solve existing injection-tube, existing drug storage amount is limited when in use, need biphasic injection, the problem of delaying best operating time, being unfavorable for the timely treatment of sufferer.Specifically, the technical solution used for；Medicine-chest upper end external flanges fix servo motor, and servo motor output end is rotatablely connected agitating shaft；Agitating shaft is vertically arranged with multiple mixing leaves, transmission shaft is provided with outside medicine-chest, by the first synchronous band connection between transmission shaft and agitating shaft top, shaft lower end is fixedly connected with first bevel gear, first bevel gear engages second bevel gear, and second bevel gear is fixed on screw rod；Screw rod front threads connection screw thread loop bar, threaded sleeve rod are socketed retainer, and threaded sleeve rod end is fixedly connected with rubber stopper, and rubber stopper edge seal is slidably connected syringe inner wall.
Description
Technical field
The present invention relates to a kind of Medical Devices, specifically a kind of local infiltration anesthesia injection device.
Background technique
Anesthesia is that patient's entirety or part is made to be temporarily lost with feeling by drug or other methods, to reach painless mesh
, condition is provided for operative treatment or other medical examinations treatment.Anesthesia be when performing a surgical operation or carry out diagnostic test behaviour
As the various methods for eliminating pain, ensureing patient safety, creating good surgical condition and take, it to be also used for control pain.
Most common method has local infiltration anesthesia in anesthesia, and local infiltration anesthesia is directly to be injected to local anesthetic
Operative site, and be uniformly distributed in each layer tissue of entire field of operation, it is that clinical minor operation is normal to block the conduction of pain
Anesthesia.
Existing local infiltration anesthesia carries out in such a way that injection-tube is injected mostly, larger for needing anaesthetic area,
Or for the more tall and big crowd of patient size, a pipe drug is obviously inadequate, needs to carry out biphasic injection at this time, delays best
Operating time is unfavorable for the timely treatment of sufferer.
Summary of the invention
The shortcoming in the prior art being previously mentioned in technology based on the above background, the present invention provides a kind of offices thus
Portion's infiltration anesthesia injection device.
The present invention overcomes the above technical problem by using following technical solution, specifically:
A kind of local infiltration anesthesia injection device, including syringe, medicine-chest, servo motor, agitating shaft, screw rod and rubber stopper；
Medicine-chest, the fixed servo motor of medicine-chest upper end external flanges, the rotation of servo motor output end are fixed at the upper side of syringe
Connect agitating shaft；The agitating shaft is vertically arranged with multiple mixing leaves, is provided with transmission shaft, transmission shaft and agitating shaft outside medicine-chest
Pass through the first synchronous band connection between top；
The syringe side is rotatably connected to shaft, passes through the second synchronous band connection, shaft between shaft upper end and transmission shaft
Lower end is fixedly connected with first bevel gear, and first bevel gear engages second bevel gear, and second bevel gear is fixed on screw rod；It is described
Screw rod front threads connection screw thread loop bar, threaded sleeve rod are socketed retainer, and threaded sleeve rod end is fixedly connected with rubber stopper, rubber stopper
Edge seal is slidably connected syringe inner wall；It is connected between the syringe and medicine-chest by check valve, syringe front, center
It is connected to injection port.
As a further solution of the present invention: injection hose, the conducting of injection hose end are tightly connected at the injection port
And it is fixed with syringe needle.
As further scheme of the invention: the injection hose is fixed with sticker close to syringe needle side.
As further scheme of the invention: the medicine-chest upper interior is fixed with sealing partition, and agitating shaft passes through close
Packing plate is rotationally connected and is sealed by sealing ring.
As further scheme of the invention: being fixed with graduation apparatus on the medicine-chest outer wall.
As further scheme of the invention: the servo motor wire connecting power and switch.
As further scheme of the invention: the retainer upper and lower side is fixed by the connecting rod in syringe inner wall
On.
As further scheme of the invention: the medicine-chest upper portion side wall is connected to and is fixed with chemical feed pipe.
After using the above structure, the present invention compared to the prior art, has following advantages:
Firstly, the device drives agitating shaft rotation by servo motor to drive mixing leaf rotation to carry out the drug in medicine-chest
Dispersion mixing prevents to precipitate；
Secondly, the agitating shaft of rotation drives transmission shaft and shaft and first bevel gear rotation, first bevel gear drives the second cone
Gear and screw rod rotation push threaded sleeve rod and rubber stopper mobile, realize the automatic injection function of drug；
Again, for the volume of medicine-chest is compared to traditional injection-tube, the amount that can hold drug is bigger, complete convenient for one injection
At；
Finally, driving in the application using servo motor, manpower is avoided to drive, the low problem of control precision.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of local infiltration anesthesia injection device.
Fig. 2 is the structural schematic diagram of retainer in local infiltration anesthesia injection device.
Fig. 3 is the structural schematic diagram of rubber stopper in local infiltration anesthesia injection device.
Fig. 4 is the structural schematic diagram of threaded sleeve rod in local infiltration anesthesia injection device.
In figure: 1- syringe；2- medicine-chest；3- chemical feed pipe；4- seals partition；5- servo motor；6- agitating shaft；7- mixing
Leaf；The first synchronous belt of 8-；9- transmission shaft；10- graduation apparatus；The second synchronous belt of 11-；12- shaft；13- first bevel gear；14-
Two bevel gears；15- screw rod；16- threaded sleeve rod；17- retainer；18- rubber stopper；19- check valve；20- injection hose；21- needle
Head；22- sticker；23- connecting rod.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give better embodiment of the invention.But the present invention can be realized with many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
In addition, the element in the present invention referred to as " is fixed on " or " being set to " another element, it can be directly another
On one element or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.Term as used herein " vertically ", " level
", "left", "right" and similar statement for illustrative purposes only, be not meant to be the only embodiment.
Embodiment 1
Please refer to Fig. 1~4, in the embodiment of the present invention, a kind of local infiltration anesthesia injection device, including syringe 1, medicine-chest 2,
Servo motor 5, agitating shaft 6, screw rod 15 and rubber stopper 18；Medicine-chest 2 is fixed at the upper side of syringe 1,2 upper portion side wall of medicine-chest connects
Lead to and be fixed with chemical feed pipe 3, wherein 2 upper interior of medicine-chest is fixed with sealing partition 4, the fixed servo of 2 upper end external flanges of medicine-chest
Motor 5,5 output end of servo motor are rotatablely connected agitating shaft 6, and agitating shaft 6 passes through 2 upper wall of medicine-chest and rotationally connected, servo
5 wire connecting power of motor and switch, forward direction press switch and drive agitating shaft 6 to rotate forward so that servo motor 5 is powered on,
It reversely presses switch and drives agitating shaft 6 to rotate backward so that servo motor 5 is powered on；The agitating shaft 6 is vertically arranged with more
A mixing leaf 7,6 lower end of agitating shaft are rotatablely connected 2 bottom of medicine-chest, it should be noted that agitating shaft 6 passes through sealing partition 4 therewith
It being rotatablely connected and is sealed by sealing ring, transmission shaft 9 is provided with outside medicine-chest 2,9 top of transmission shaft is rotatablely connected 2 side wall of medicine-chest,
9 lower end of transmission shaft is rotatablely connected 1 outer wall of syringe, is connected between 6 top of transmission shaft 9 and agitating shaft by the first synchronous belt 8, tool
Body, 2 top side wall of medicine-chest offers the through-hole passed through for the first synchronous belt 8, and the agitating shaft 6 of rotation drives mixing leaf 7 to rotate
Anaesthetic in medicine-chest 2 is mixed, the stirring that precipitating causes the phenomenon of drug effect unevenness to occur, while rotating is prevented
Axis 6 drives transmission shaft 9 to follow rotation by the first synchronous belt 8.
Graduation apparatus 10 is fixed on 2 outer wall of medicine-chest, syringe side is rotatably connected to shaft 12, and shaft 12 passes through note
1 upper wall of emitter and therewith bearing are rotatablely connected, and are connected between 12 upper end of shaft and transmission shaft 9 by the second synchronous belt 11, shaft
12 lower ends are fixedly connected with first bevel gear 13, and first bevel gear 13 engages second bevel gear 14, and second bevel gear 14 is fixed on
On screw rod 15,15 end bearing of screw rod is rotatably connected on 1 inner wall of syringe, and the transmission shaft 9 of rotation passes through the second synchronous belt 11
Drive the rotation of shaft 12 to drive first bevel gear 13 to rotate, first bevel gear 13 drives second bevel gear 14 and 15 turns of screw rod
It is dynamic；The 15 front threads connection screw thread loop bar 16 of screw rod, 16 center of threaded sleeve rod offers the through-hole with silk tooth, thread bush
Bar 16 is socketed retainer 17, and 17 upper and lower side of retainer is fixed on 1 inner wall of syringe by connecting rod 23, and 16 end of threaded sleeve rod
Portion is fixedly connected with rubber stopper 18, and 18 edge seal of rubber stopper is slidably connected 1 inner wall of syringe, and the screw rod 15 of rotation drives thread bush
Bar 16 is realized under the position-limiting action of retainer 17 to be moved forward and backward and then drives rubber stopper 18 that back-and-forth motion is followed to carry out injection work
Make；It is connected between the syringe 1 and medicine-chest 2 by check valve 19,1 front, center of syringe is connected to injection port, by unidirectional
Valve 19 realizes that the medical fluid in medicine-chest 2 can enter in syringe 1, and the drug in syringe 1 cannot be back in medicine-chest 2, from
And realize the function of injection of drug.
Embodiment 2
In order to which further above-mentioned local infiltration anesthesia is explained with injection device, the application provides another embodiment,
Local infiltration anesthesia in the embodiment has following technical characteristic with injection device: it is soft that injection is tightly connected at the injection port
Pipe 20,20 end of injection hose is connected and is fixed with syringe needle 21, and is fixed with sticker close to 21 side of syringe needle in injection hose 20
22, entered in injection hose 20 by the drug that rubber stopper 18 squeezes out by injection port and entered in vivo from syringe needle 21, passed through
Syringe needle 21 is pasted at patient's epidermis by sticker 22, facilitates the firm of syringe needle 21.
According to the specific descriptions of above-described embodiment, being apparent from the working principle of the invention is: forward direction presses switch so that servo
Motor 5, which is powered on, drives agitating shaft 6 to rotate forward, and reversely presses switch so that servo motor 5, which is powered on, drives agitating shaft 6
It rotates backward, the agitating shaft 6 of rotation drives the mixing rotation of leaf 7 to mix the anaesthetic in medicine-chest 2, prevents to precipitate
The agitating shaft 6 for causing the phenomenon of drug effect unevenness to occur, while rotating drives transmission shaft 9 to follow rotation by the first synchronous belt 8, turns
Dynamic transmission shaft 9 drives the rotation of shaft 12 to drive first bevel gear 13 to rotate by the second synchronous belt 11, first bevel gear
13 drive second bevel gear 14 and screw rod 15 to rotate, and the screw rod 15 of rotation drives threaded sleeve rod 16 in the position-limiting action of retainer 17
Lower realization is moved forward and backward and then drives rubber stopper 18 that back-and-forth motion is followed to carry out injection work, realizes medicine-chest 2 by check valve 19
In medical fluid can enter in syringe 1, and the drug in syringe 1 cannot be back in medicine-chest 2, to realize the note of drug
Function is penetrated, is entered in injection hose 20 by the drug that rubber stopper 18 squeezes out by injection port and is entered from syringe needle 21 in vivo,
Syringe needle 21 is pasted at patient's epidermis by sticker 22, facilitates the firm of syringe needle 21.
It should be noted that servo motor and check valve are the application of the prior art in the application, servo motor band is utilized
Dynamic agitating shaft rotation prevents to precipitate, turn simultaneously to drive mixing leaf rotation to carry out dispersion mixing to the drug in medicine-chest
Dynamic agitating shaft drives transmission shaft and shaft and first bevel gear rotation, and first bevel gear drives second bevel gear and screw rod to turn
It is dynamic to push threaded sleeve rod and rubber stopper mobile, it realizes that the function of injection of drug is the innovative point of the application, efficiently solves existing
The problem of some syringe volumes are limited, can not achieve primary all injections.
Only highly preferred embodiment of the present invention is described above, but is not to be construed as limiting the scope of the invention.This
Invention is not limited only to above embodiments, and specific structure is allowed to vary.In every case in the protection model of independent claims of the present invention
Interior made various change is enclosed to be within the scope of the invention.
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
Any and all combinations of relevant listed item.
Claims (8)
1. a kind of local infiltration anesthesia injection device, including syringe (1), medicine-chest (2), servo motor (5), agitating shaft (6),
Screw rod (15) and rubber stopper (18)；Medicine-chest (2) are fixed at the upper side of syringe (1), which is characterized in that on the medicine-chest (2)
Hold external flanges fixed servo motor (5), servo motor (5) output end is rotatablely connected agitating shaft (6)；The agitating shaft (6) is vertical
To multiple mixing leaves (7) are provided with, it is provided with transmission shaft (9) outside medicine-chest (2), between transmission shaft (9) and agitating shaft (6) top
It is connected by the first synchronous belt (8)；
The syringe side is rotatably connected to shaft (12), synchronous by second between shaft (12) upper end and transmission shaft (9)
Band (11) connects, and shaft (12) lower end is fixedly connected with first bevel gear (13), and first bevel gear (13) engages second bevel gear
(14), second bevel gear (14) is fixed on screw rod (15)；Screw rod (15) the front threads connection screw thread loop bar (16), screw thread
Loop bar (16) is socketed retainer (17), and threaded sleeve rod (16) end is fixedly connected rubber stopper (18), rubber stopper (18) edge seal
Be slidably connected syringe (1) inner wall；It is connected between the syringe (1) and medicine-chest (2) by check valve (19), syringe (1)
Front, center is connected to injection port.
2. a kind of local infiltration anesthesia injection device according to claim 1, which is characterized in that close at the injection port
Envelope connection injection hose (20), injection hose (20) end is connected and is fixed with syringe needle (21).
3. a kind of local infiltration anesthesia injection device according to claim 2, which is characterized in that the injection hose
(20) sticker (22) are fixed with close to syringe needle (21) side.
4. a kind of local infiltration anesthesia injection device according to claim 1, which is characterized in that on the medicine-chest (2)
Side is internal to be fixed with sealing partition (4), and agitating shaft (6) is rotationally connected across sealing partition (4) and is sealed by sealing ring.
5. a kind of local infiltration anesthesia injection device according to claim 1, which is characterized in that the medicine-chest (2) is outside
Graduation apparatus (10) are fixed on wall.
6. a kind of local infiltration anesthesia injection device according to claim 1, which is characterized in that the servo motor
(5) wire connecting power and switch.
7. a kind of local infiltration anesthesia injection device according to claim 1, which is characterized in that the retainer (17)
Upper and lower side is fixed on syringe (1) inner wall by connecting rod (23).
8. -7 any a kind of local infiltration anesthesia injection device according to claim 1, which is characterized in that the medicine-chest
(2) upper portion side wall is connected to and is fixed with chemical feed pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811587877.XA CN109675148A (en) | 2018-12-25 | 2018-12-25 | A kind of local infiltration anesthesia injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811587877.XA CN109675148A (en) | 2018-12-25 | 2018-12-25 | A kind of local infiltration anesthesia injection device |
Publications (1)
| Publication Number | Publication Date |
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| CN109675148A true CN109675148A (en) | 2019-04-26 |
Family
ID=66189201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811587877.XA Pending CN109675148A (en) | 2018-12-25 | 2018-12-25 | A kind of local infiltration anesthesia injection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109675148A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124155A (en) * | 2019-06-01 | 2019-08-16 | 青岛大学附属医院 | A kind of department of anesthesia's concentration adjustable type anesthesia outfit |
| CN110208202A (en) * | 2019-06-27 | 2019-09-06 | 浙江泰达安全技术有限公司 | The silver nitrate colorimetric estimation method of hydrogen sulfide and the support frame of the fritted glass disk bubbler for this method in a kind of workshop air |
| CN112022421A (en) * | 2020-09-22 | 2020-12-04 | 张旭峰 | Animal doctor irritates medicine device with efficient |
| CN113018565A (en) * | 2021-04-25 | 2021-06-25 | 日照市岚山区人民医院(日照市第二人民医院) | Special cardiovascular radiography injector device of intracardiac branch of academic or vocational study |
| CN113350620A (en) * | 2020-03-05 | 2021-09-07 | 深圳索感科技有限公司 | Anesthesia injector control method and system |
| CN115429976A (en) * | 2022-10-08 | 2022-12-06 | 核工业总医院 | Self-locking ultrasonic contrast agent injection mechanism and injection method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124155A (en) * | 2019-06-01 | 2019-08-16 | 青岛大学附属医院 | A kind of department of anesthesia's concentration adjustable type anesthesia outfit |
| CN110208202A (en) * | 2019-06-27 | 2019-09-06 | 浙江泰达安全技术有限公司 | The silver nitrate colorimetric estimation method of hydrogen sulfide and the support frame of the fritted glass disk bubbler for this method in a kind of workshop air |
| CN113350620A (en) * | 2020-03-05 | 2021-09-07 | 深圳索感科技有限公司 | Anesthesia injector control method and system |
| CN112022421A (en) * | 2020-09-22 | 2020-12-04 | 张旭峰 | Animal doctor irritates medicine device with efficient |
| CN113018565A (en) * | 2021-04-25 | 2021-06-25 | 日照市岚山区人民医院(日照市第二人民医院) | Special cardiovascular radiography injector device of intracardiac branch of academic or vocational study |
| CN115429976A (en) * | 2022-10-08 | 2022-12-06 | 核工业总医院 | Self-locking ultrasonic contrast agent injection mechanism and injection method thereof |
| CN115429976B (en) * | 2022-10-08 | 2023-12-01 | 核工业总医院 | Pushing mechanism with self-locking ultrasonic contrast agent and pushing method thereof |
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Application publication date: 20190426 |
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| RJ01 | Rejection of invention patent application after publication |