CN206081232U - High accuracy anesthetic syringe - Google Patents
High accuracy anesthetic syringe Download PDFInfo
- Publication number
- CN206081232U CN206081232U CN201620752255.8U CN201620752255U CN206081232U CN 206081232 U CN206081232 U CN 206081232U CN 201620752255 U CN201620752255 U CN 201620752255U CN 206081232 U CN206081232 U CN 206081232U
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- China
- Prior art keywords
- piston
- injection tube
- piston bar
- bar
- high accuracy
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- Expired - Fee Related
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a high accuracy anesthetic syringe, include the injection tube of making by transparent material, be equipped with containing mark on the injection tube, be equipped with the syringe needle on the preceding terminal surface of injection tube, the syringe needle is linked together with the injection tube, be equipped with first piston and second piston in the injection tube, the place ahead of first piston is located to the second piston, be fixed with first piston rod on the first piston, be fixed with the second piston rod on the second piston, the center department of first piston is equipped with a through -hole, the embedding has a drive nut in the first piston rod, the second piston rod passes the through -hole in proper order, drive nut and first piston rod stretch out from the other one end of first piston rod, be equipped with the external screw thread on the second piston rod, be threaded connection between second piston rod and the drive nut, be equipped with locking mechanical system between first piston rod and the injection tube. The beneficial effects of the utility model are that: (1 ) simple structure, (2 )The shot of control narcotic that can be accurate to satisfy the injection requirement of narcotic.
Description
Technical field
This utility model is related to a kind of anesthesia medical apparatus and instruments, particularly a kind of high accuracy anesthetic syringe.
Background technology
In medical practice, the patient for needing operation generally can before the surgery to its operative site injection fiber crops
Liquor-saturated dose, to mitigate pain of the patient in operation process, at present, anesthetis are typically all injected using common syringe,
But existing syringe is when injection, it is difficult to accurately control narcotic injection volume, so being difficult to meet narcotic
Injection is required.
The content of the invention
Problem to be solved in the utility model is:There is provided a kind of simple structure, can precise control narcotic injection volume
High accuracy anesthetic syringe.
In order to solve the above problems, high accuracy anesthetic syringe of the present utility model, including the note being made of clear material
Shooting cylinder, the injection tube are provided with containing mark, and the front end face of the injection tube is provided with syringe needle, the syringe needle and injection tube phase
Connection, is provided with first piston and second piston in the injection tube, the second piston located at the front of first piston, described the
First piston bar is fixed with one piston, second piston bar, the center of the first piston in the second piston, is fixed with
A through hole is provided with, the First piston bar has been embedded in a drive nut, and the second piston bar sequentially passes through through hole, drives
Dynamic nut and First piston bar are simultaneously stretched out from the other end of First piston bar, and the second piston bar is provided with external screw thread, institute
State between second piston bar and drive nut to be threadedly coupled, between the First piston bar and injection tube, be provided with locking mechanism.
For the ease of locking the position of First piston bar, high accuracy anesthetic syringe of the present utility model, the locking machine
Structure includes the spacing tooth bar being arranged on the outer surface of First piston bar and two limited blocks being inserted in injection tube, two limits
Position block is oppositely arranged, and the bottom surface of the limited block is provided with locking teeth, and the locking teeth is matched with spacing tooth bar, described spacing
Tension block is provided with the top of block, between the tension block and injection tube, back-moving spring is provided with.
For the ease of pulling limited block to move up, high accuracy anesthetic syringe of the present utility model, the tension block
Top surface is provided with draw ring.
For the ease of driving second piston bar to rotate, high accuracy anesthetic syringe of the present utility model, the second piston
The end of bar is evenly equipped with several bull sticks.
High accuracy anesthetic syringe of the present utility model, the injection tube are made up of glass or transparent plastic.
This utility model obtain beneficial effect be:(1) simple structure;(2) before injecting anesthetic medicament, first will anesthesia
In medicament suction injection tube, then syringe needle is penetrated the position for needing to anaesthetize on patient body, just patient can be injected afterwards
Anesthetis, when precise control narcotic injection volume is not needed, medical personnel are first by the forefinger and thumb of a handss
Be inserted in two draw rings, pull respectively and draw ring overcome the rubbish of back-moving spring to pull out limited block, with limited block to
Outer movement, the locking teeth on limited block will be separated with the spacing tooth bar in First piston bar, and so, it is right just to relieve
The locking of First piston bar, then promotes First piston bar constantly to move into injection tube, in mobile process, due to first
Piston rod is constantly extruded to first piston and second piston, and second piston is then extruded to anesthetis, so as to note
Anesthetis in shooting cylinder constantly inject the internal of patient by syringe needle, when precise control narcotic injection volume is needed,
Draw ring is unclamped, in the presence of back-moving spring pulling force, spacing block reset, the locking teeth on limited block will be reinserted in spacing
In tooth bar, so as to the position by spacing tooth bar and First piston bar locks, then firmly grasp and constantly rotate bull stick, in bull stick
Under drive, second piston bar constantly will be rotated along drive nut, and second piston bar also constantly can be driven while rotating
Dynamic second piston is constantly moved into injection tube, so as to constantly anesthetis are injected in patient's body, due to externally threaded
Pitch≤1mm, second piston bar are often rotated one week, and the displacement of second piston is less than 1mm, therefore in second piston bar and the
Under the promotion of two pistons, narcotic injection rate is very slow, now referring to the containing mark on injection tube, you can be accurately controlled
Narcotic injection volume, requires so as to meet narcotic injection;(3) top surface for tensing block is provided with draw ring, is easy to pull limit
Position block movement;(4) end of second piston bar is evenly equipped with several bull sticks, is easy to drive second piston bar to rotate;(5) inject
Cylinder is made up of glass or transparent plastic, is easy to the narcotic injection situation of real time inspection.
Description of the drawings
Fig. 1 is sectional view of the present utility model.
Fig. 2 is front view of the present utility model.
In figure:1st, syringe needle, 2, injection tube, 3, second piston, 4, first piston, 5, First piston bar,
6th, spacing tooth bar, 7, drive nut, 8, draw ring, 9, limited block, 10, back-moving spring, 11, locking teeth,
12nd, second piston bar, 13, bull stick, 14, through hole, 15, tense block, 16, containing mark.
Specific embodiment
As depicted in figs. 1 and 2, high accuracy anesthetic syringe of the present utility model, including the injection being made of clear material
Cylinder 2, the injection tube 2 are provided with containing mark 16, and the front end face of the injection tube 2 is provided with syringe needle 1, the syringe needle 1 and note
Shooting cylinder 2 is connected, and first piston 4 and second piston 3 are provided with the injection tube 2, and the second piston 3 is located at first piston 4
Front, First piston bar 5 is fixed with the first piston 4, second piston bar 12, institute in the second piston 3, is fixed with
The center for stating first piston 4 is provided with a through hole 14, and the First piston bar 5 has been embedded in a drive nut 7, and described
Two piston rods 12 sequentially pass through through hole 14, drive nut 7 and First piston bar 5 and the other end from First piston bar 5 is stretched out,
The second piston bar 12 is provided with external screw thread, the externally threaded pitch≤1mm, the second piston bar 12 and drive nut
It is threaded connection between 7, between the First piston bar 5 and injection tube 2, is provided with locking mechanism;The locking mechanism includes arranging
Spacing tooth bar 6 and two limited blocks 9 being inserted in injection tube 2 on the outer surface of First piston bar 5, two limited blocks 9
It is oppositely arranged, the bottom surface of the limited block 9 is provided with locking teeth 11, and the locking teeth 11 is matched with spacing tooth bar 6, the limit
The top of position block 9 is provided with tension block 15, is provided with back-moving spring 10 between the tension block 15 and injection tube 2;The tension block 15
Top surface be provided with draw ring 8;The end of the second piston bar 12 is evenly equipped with several bull sticks 13;The injection tube 2 is by glass
Glass or transparent plastic are made.
High accuracy anesthetic syringe of the present utility model, simple structure, before injecting anesthetic medicament, first by anaesthetic
In suction injection tube 2, then syringe needle 1 is penetrated the position for needing to anaesthetize on patient body, afterwards just can be to patient injection fiber crops
Liquor-saturated dose, when precise control narcotic injection volume is not needed, the forefinger and thumb of a handss are inserted by medical personnel first
Enter in two draw rings 8, pull draw ring 8 respectively and overcome the rubbish of back-moving spring 10 to pull out limited block 9, with limited block
9 are displaced outwardly, and the locking teeth 11 on limited block 9 will be separated with the spacing tooth bar 6 in First piston bar 5, so, just
The locking to First piston bar 5 is relieved, then promotes First piston bar 5 constantly to move into injection tube 2, mobile process
In, as First piston bar 5 is constantly extruded to first piston 4 and second piston 3, second piston 3 is then entered to anesthetis
Row extruding, so as to the anesthetis in injection tube 2 are injected the internal of patient by syringe needle 1 constantly, anaesthetizes when precise control is needed
When the injection volume of agent, draw ring 8 is unclamped, in the presence of 10 pulling force of back-moving spring, limited block 9 resets, the lock on limited block 9
Determine tooth 11 to reinsert in spacing tooth bar 6, so as to the position by spacing tooth bar 6 and First piston bar 5 locks, then grab
Bull stick 13 is rotated tightly and constantly, under the drive of bull stick 13, second piston bar 12 constantly will be rotated along drive nut 7,
Second piston bar 12 can also constantly drive second piston 3 constantly to move into injection tube 2, so as to not while rotating
Disconnected is injected into anesthetis in patient's body, and due to externally threaded pitch≤1mm, second piston bar 12 often rotates one week, and second
The displacement of piston 3 is less than 1mm, therefore under the promotion of second piston bar 12 and second piston 3, narcotic injection rate
It is very slow, now referring to the containing mark 16 on injection tube 2, you can be accurately controlled narcotic injection volume, so as to meet anesthesia
The injection of agent is required.
High accuracy anesthetic syringe of the present utility model, the top surface for tensing block 15 are provided with draw ring 8, are easy to pull limited block
9 movements.
High accuracy anesthetic syringe of the present utility model, the end of second piston bar 12 are evenly equipped with several bull sticks 13,
It is easy to drive second piston bar 12 to rotate, injection tube 2 is made up of glass or transparent plastic, is easy to the narcotic injection of real time inspection
Situation.
Claims (5)
1. a kind of high accuracy anesthetic syringe, it is characterised in that:Including the injection tube (2) being made of clear material, the injection
Cylinder (2) is provided with containing mark (16), and the front end face of the injection tube (2) is provided with syringe needle (1), the syringe needle (1) and injection
Cylinder (2) is connected, and is provided with first piston (4) and second piston (3) in the injection tube (2), and the second piston (3) is located at the
The front of one piston (4), is fixed with First piston bar (5), is fixed with the second piston (3) on the first piston (4)
Second piston bar (12), the center of the first piston (4) are provided with a through hole (14), and the First piston bar (5) embeds
Enter to have a drive nut (7), the second piston bar (12) to sequentially pass through through hole (14), drive nut (7) and first piston
Bar (5) the other end from First piston bar (5) is stretched out, the second piston bar (12) is provided with external screw thread, the outer spiral shell
Pitch≤the 1mm of stricture of vagina, to be threadedly coupled between the second piston bar (12) and drive nut (7), the First piston bar (5)
Locking mechanism is provided between injection tube (2).
2. high accuracy anesthetic syringe according to claim 1, it is characterised in that:The locking mechanism includes being arranged on
Spacing tooth bar (6) and two limited blocks (9) being inserted in injection tube (2) on the outer surface of one piston rod (5), two spacing
Block (9) is oppositely arranged, and the bottom surface of the limited block (9) is provided with locking teeth (11), the locking teeth (11) and spacing tooth bar (6)
Match, tension block (15) is provided with the top of the limited block (9), between tension block (15) and injection tube (2), drawing is provided with
Tight spring (10).
3. high accuracy anesthetic syringe according to claim 2, it is characterised in that:Set on the top surface for tensing block (15)
There is draw ring (8).
4. high accuracy anesthetic syringe according to claim 1, it is characterised in that:The end of the second piston bar (12)
Be evenly equipped with several bull sticks (13).
5. high accuracy anesthetic syringe according to claim 1, it is characterised in that:The injection tube (2) is by glass or thoroughly
Bright plastics are made.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620752255.8U CN206081232U (en) | 2016-07-15 | 2016-07-15 | High accuracy anesthetic syringe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620752255.8U CN206081232U (en) | 2016-07-15 | 2016-07-15 | High accuracy anesthetic syringe |
Publications (1)
Publication Number | Publication Date |
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CN206081232U true CN206081232U (en) | 2017-04-12 |
Family
ID=58465794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620752255.8U Expired - Fee Related CN206081232U (en) | 2016-07-15 | 2016-07-15 | High accuracy anesthetic syringe |
Country Status (1)
Country | Link |
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CN (1) | CN206081232U (en) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106964026A (en) * | 2017-04-28 | 2017-07-21 | 河南大学淮河医院 | High-precision anesthesia syringe |
CN107224322A (en) * | 2017-06-05 | 2017-10-03 | 广州爱锘德医疗器械有限公司 | Bone cement injector |
CN108404258A (en) * | 2018-03-07 | 2018-08-17 | 梁楠 | A kind of syringe that injection speed is stablized |
CN108703781A (en) * | 2017-10-17 | 2018-10-26 | 河南豫乾技术转移中心有限公司 | Artery hemostasis compressorium |
CN108962075A (en) * | 2018-07-31 | 2018-12-07 | 广州优点影视广告有限公司 | A kind of Portable advertisement frame |
CN109091741A (en) * | 2018-07-05 | 2018-12-28 | 佛山市易轩软件科技有限公司 | A kind of medical department of anesthesia's anesthesia tonic needle |
CN109157732A (en) * | 2018-07-04 | 2019-01-08 | 黄玲玲 | A kind of paediatrics dental treatment |
CN110507879A (en) * | 2018-05-22 | 2019-11-29 | 佛山市嘉懿行农业科技有限公司 | A kind of pre-filling injection device |
CN112747226A (en) * | 2019-10-30 | 2021-05-04 | 山东外贸职业学院 | Tablet personal computer supporting equipment for English study |
CN112842910A (en) * | 2021-01-08 | 2021-05-28 | 秦江玮 | Be used for gastroenterology nursing medicine feed device |
CN113262360A (en) * | 2021-04-30 | 2021-08-17 | 温州医科大学附属第一医院 | Double-cavity syringe |
CN113509623A (en) * | 2021-07-12 | 2021-10-19 | 马新刚 | Synchronous propelling device for local anesthesia |
-
2016
- 2016-07-15 CN CN201620752255.8U patent/CN206081232U/en not_active Expired - Fee Related
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106964026A (en) * | 2017-04-28 | 2017-07-21 | 河南大学淮河医院 | High-precision anesthesia syringe |
CN106964026B (en) * | 2017-04-28 | 2020-05-08 | 河南大学淮河医院 | High-precision anesthetic syringe |
CN107224322B (en) * | 2017-06-05 | 2023-12-26 | 广州爱锘德医疗器械有限公司 | bone cement injector |
CN107224322A (en) * | 2017-06-05 | 2017-10-03 | 广州爱锘德医疗器械有限公司 | Bone cement injector |
CN108703781A (en) * | 2017-10-17 | 2018-10-26 | 河南豫乾技术转移中心有限公司 | Artery hemostasis compressorium |
CN108404258A (en) * | 2018-03-07 | 2018-08-17 | 梁楠 | A kind of syringe that injection speed is stablized |
CN110507879A (en) * | 2018-05-22 | 2019-11-29 | 佛山市嘉懿行农业科技有限公司 | A kind of pre-filling injection device |
CN109157732A (en) * | 2018-07-04 | 2019-01-08 | 黄玲玲 | A kind of paediatrics dental treatment |
CN109091741A (en) * | 2018-07-05 | 2018-12-28 | 佛山市易轩软件科技有限公司 | A kind of medical department of anesthesia's anesthesia tonic needle |
CN108962075A (en) * | 2018-07-31 | 2018-12-07 | 广州优点影视广告有限公司 | A kind of Portable advertisement frame |
CN112747226A (en) * | 2019-10-30 | 2021-05-04 | 山东外贸职业学院 | Tablet personal computer supporting equipment for English study |
CN112842910A (en) * | 2021-01-08 | 2021-05-28 | 秦江玮 | Be used for gastroenterology nursing medicine feed device |
CN113262360A (en) * | 2021-04-30 | 2021-08-17 | 温州医科大学附属第一医院 | Double-cavity syringe |
CN113262360B (en) * | 2021-04-30 | 2022-11-11 | 温州医科大学附属第一医院 | Double-cavity syringe |
CN113509623A (en) * | 2021-07-12 | 2021-10-19 | 马新刚 | Synchronous propelling device for local anesthesia |
CN113509623B (en) * | 2021-07-12 | 2022-10-04 | 马新刚 | Synchronous propelling device for local anesthesia |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 Termination date: 20180715 |