CN209092410U - A kind of novel precharging injection syringe of one-hand operation - Google Patents
A kind of novel precharging injection syringe of one-hand operation Download PDFInfo
- Publication number
- CN209092410U CN209092410U CN201821202418.0U CN201821202418U CN209092410U CN 209092410 U CN209092410 U CN 209092410U CN 201821202418 U CN201821202418 U CN 201821202418U CN 209092410 U CN209092410 U CN 209092410U
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- China
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- syringe
- pull rod
- finger ring
- backing pin
- handle
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Abstract
The utility model belongs to the novel precharging injection syringe of the field of medical instrument technology more particularly to a kind of one-hand operation.Syringe needle is unnecessary in its reduction operating process moves up and down, and guarantees the whole effective fixation to skin of operation.Injector syringe, syringe piston rod, piston push-in handle and injection needle including forming syringe；It is characterized in that, being arranged with a sliding loop on the injector syringe, which is flexibly connected with the syringe；Thumb rings are provided on the sliding loop；One finger ring pull rod one end is connected with thumb rings, which is connected with piston push-in handle；Thumb rings are forced in, slide thumb rings upward or downward along syringe, the finger ring pull rod being connected with thumb rings is driven to move up and down, finger ring pull rod drives the piston being attached thereto push-in handle to move above and below therewith, and the piston rod being connected with push-in handle moves above and below.
Description
Technical field
The utility model belongs to the novel pre-filled syringe of the field of medical instrument technology more particularly to a kind of one-hand operation
Device.
Background technique
In clinical manipulation, in injection operation, the fixed skin of more left hands, the right hand is punctured nurse.After puncture,
The left hand that fixed skin need to be unclamped is lifted and is pushed syringe piston with left hand, so as to cause the syringe during " changing hands "
It is not fixed firmly and loses the fixation to skin.
Summary of the invention
The utility model provides a kind of novel pre-filled note of one-hand operation aiming at defect of the existing technology
Emitter can make operator's one hand complete " pumpback " and " injection " two movements, so that it is unnecessary to reduce syringe needle in operating process
Move up and down, guarantee the whole effective fixation to skin of operation.
To achieve the above object, the utility model adopts the following technical solution, including form syringe injector syringe,
Syringe piston rod, piston push-in handle and injection needle；It is characterized in that, it is living to be arranged with a sliding on the injector syringe
Set, the sliding loop are flexibly connected with the syringe；Thumb rings are provided on the sliding loop；One finger ring pull rod one end and thumb
Finger ring is connected, which is connected with piston push-in handle.
Thumb rings are forced in, slide thumb rings upward or downward along syringe, drive the finger ring pull rod being connected with thumb rings
It moves up and down, finger ring pull rod drives the piston being attached thereto push-in handle to move above and below therewith, the piston being connected with push-in handle
Bar moves above and below.
As a kind of preferred embodiment of the utility model, the thumb rings are ellipticity ring.
As another preferred embodiment of the utility model, it is one that finger ring pull rod one end end is connected with thumb rings
Body, the end end of finger ring pull rod are in rectangle, and its build-in cavities；The thumb rings and finger ring pull rod are rotated by shaft to be connected
It connects, which is fixed with one with thumb rings, and the shaft other end traverses into the finger ring pull rod end end until cavity and finger
The ring pull rod end is rotatedly connected；The end of the shaft other end is provided with axial backing pin, and the axial direction backing pin is vertical with end and sets,
And the two uses viscose bonding connection；The finger ring pull rod, which is provided with the end of cavity and relatively offers two on two sidewalls, to be opened
Mouthful, and two openings are connected with the cavity, the axial direction backing pin is located in cavity, and axial backing pin both ends are extended to two openings
Interior, one end of axial backing pin stretches out in outside an opening, and the other end of axial backing pin stretches out in outside another opening；Pass through opening, axis
It is limited in cavity to backing pin and axial backing pin end portion width is less than opening width.
As another preferred embodiment of the utility model, thumb rings, axial backing pin are pulled along far from finger ring pull rod direction
The frame being open stops, and axial backing pin is limited in cavity；When the opposite sliding loop left-right rotation of thumb rings, drive shaft with
Rotation；The axial backing pin being connected with roller end moves left and right in open space, and the slewing area of thumb rings depends on axis
To hunting range of the backing pin end in opening.
As another preferred embodiment of the utility model, the length of the axial direction backing pin is greater than shaft diameter.
As another preferred embodiment of the utility model, one end that the finger ring pull rod and piston push-in handle are connected and
Piston is pushed into handle detachable connection.
Specifically, one end and piston push-in handle clamping that the finger ring pull rod is connected with piston push-in handle connect；Institute
It states and offers the arc-shaped slot for extending through the handle thickness, handling slot on piston push-in handle；Handling slot is connected with arc-shaped slot；
The width of the handling slot is less than the width of finger ring pull rod, and the piston push-in handle uses micro-elasticity rubber material, the finger
Ring pull rod is filled in by handling slot in the arc-shaped slot of piston push-in handle, is realized and is connect with the clamping of piston push-in handle.
The utility model beneficial effect compared with prior art.
The utility model can make operator (nurse) is singlehanded to complete " pumpback " and " injection " two movements, effective reduction behaviour
Syringe needle is moved up and down subcutaneous tissue is unnecessary because of caused by " changing hands " during work, meanwhile, left hand that " free time " goes out
It can be in the whole effective fixed site of puncture skin of injection.
The utility model its can be used for intracutaneous injection, subcutaneous injection, intramuscular injection.It can also be used for the biology system of high added value
Agent, such as vaccine, low molecular weight heparin.
Detailed description of the invention
The utility model is described further with reference to the accompanying drawings and detailed description.Scope of protection of the utility model
It is not only limited to the statement of the following contents.
Fig. 1 is the utility model structure diagram.
Fig. 2 is enlarged diagram at the utility model figure I.
Fig. 3 is the utility model side structure schematic diagram.
Fig. 4 is the utility model Fig. 3 A-A structural schematic diagram.
Fig. 5-7 is the utility model different angle structural schematic diagram.
In figure, 1 be thumb rings, 2 be injection needle, 3 be sliding loop, 4 be injector syringe, 5 be syringe piston rod,
6 it is finger ring pull rod, 7 be piston push-in handle, 8 be handling slot, 9 be arc-shaped slot, 10 be opening, 11 be shaft, 12 is axis
To backing pin.
Specific embodiment
As shown in figs. 1-7, the utility model includes injector syringe 4, the syringe piston rod 5, piston for forming syringe
It is pushed into handle 7 and injection needle 2；A sliding loop 3 is arranged on the injector syringe 4, the sliding loop 3 and the syringe
It is flexibly connected；Thumb rings 1 are provided on the sliding loop 3；One finger ring pull rod, 6 one end is connected with thumb rings 1, the finger ring pull rod
6 other ends are connected with piston push-in handle 7.
Thumb rings 1 are forced in, slide thumb rings 1 upward or downward along syringe, the finger ring being connected with thumb rings 1 is driven to draw
Bar 6 moves up and down, and finger ring pull rod 6 drives the piston being attached thereto push-in handle 7 to move above and below therewith, is connected with push-in handle
Piston rod move above and below.
Preferably, the thumb rings 1 are ellipticity ring.
Preferably, 6 one end end of finger ring pull rod is fixed with one with thumb rings 1, and the end end of finger ring pull rod 6 is in
Rectangle, and its build-in cavities；The thumb rings 1 are rotatablely connected with finger ring pull rod 6 by shaft 11,11 one end of shaft and thumb
Ring 1 is fixed with one, and 11 other end of shaft traverses into the end end of finger ring pull rod 6 until cavity and the end of finger ring pull rod 6 turn
It is dynamic to be connected；The end of 11 other end of shaft is provided with axial backing pin 12, and the axial direction backing pin 12 is vertical with end and sets, and the two is adopted
With viscose bonding connection；The finger ring pull rod 6 is provided with the end of cavity and relatively offers two openings 10, and two on two sidewalls
Opening 10 is connected with the cavity, and the axial direction backing pin 12 is located in cavity, and axial 12 both ends of backing pin are extended to two openings 10
Interior, one end of axial backing pin 12 stretches out in outside an opening 10, and the other end of axial backing pin 12 stretches out in outside another opening 10；Pass through
Opening 10, axial backing pin 12 is limited in cavity and axial 12 end portion width of backing pin is less than 10 width of opening.
Preferably, thumb rings 1 are pulled along far from 6 direction of finger ring pull rod, axial backing pin 12 is stopped by the frame of opening 10, axis
It is limited in cavity to backing pin 12；When thumb rings 1 slide 3 left-right rotation of loop relatively, shaft 11 is driven to rotate with it；With shaft
The connected axial backing pin 12 in 11 ends moves left and right in 10 spaces that are open, and the slewing area of thumb rings 1 depends on axial backing pin
Hunting range of 12 ends in opening 10.Thumb rings 1, which can turn certain angle, keeps operation more comfortable.
Preferably, the length of the axial backing pin 12 is greater than 11 diameter of shaft.
Preferably, one end and piston push-in handle 7 that the finger ring pull rod 6 is connected with piston push-in handle 7 are detachable
Connection.
Specifically, as an implementation, the arc groove for extending through the handle thickness is offered on the piston push-in handle 7
Hole 9, handling slot 8；Handling slot 8 is connected with arc-shaped slot 9；The width of the handling slot is less than the width of finger ring pull rod 6,
The piston push-in handle 7 uses micro-elasticity rubber material, and the finger ring pull rod 6 fills in piston push-in handle 7 by handling slot 8
Arc-shaped slot 9 in, realize with piston be pushed into handle 7 clamping connect.
The utility model is a kind of novel precharging injection syringe of one-hand operation.The design is based on conventional pre-filled syringe
Device has a thumb fixed ring (sliding sliding sleeve+thumb rings 1), sliding loop 3 wraps in the corresponding height in pre-filled medicinal liquid top
It is fixed on outside syringe, the fixed ring position of thumb can be moved up and down with operator's thumb along injector syringe 4.The utility model includes
Finger ring pull rod 6,6 head end of finger ring pull rod are mutually fixed with thumb fixed ring, and tail end is mutually fixed with syringe piston handle.
When operator injects, needle posture is held using writing brush-type is held, hand thumb is placed in thumb fixed ring (tool
Body, hand thumb is placed in thumb rings 1).Left hand fixes skin, and the right hand punctures.After puncture, (the tool in thumb fixed ring
Body, in thumb rings 1) thumb slowly moved up along injector syringe 4, pass through the pulling function of pull rod, drive syringe
Piston handle moves up, so that singlehanded complete " pumpback " movement.Similarly, thumb is moved down along injector syringe 4, is driven by pull rod
Syringe piston handle moves down, to complete action of injection.The utility model can make operator's one hand complete " pumpback " and " injection "
Two movements, to reduce, syringe needle in operating process is unnecessary to be moved up and down, and guarantees the whole effective fixation to skin of operation.
It can be used for intracutaneous injection, subcutaneous injection, intramuscular injection.The biological agent that can also be used for high added value, such as vaccine, low molecule liver
Element etc..
It is understood that being merely to illustrate the utility model above with respect to the specific descriptions of the utility model and not being
It is limited to technical solution described in the utility model embodiment, those skilled in the art should understand that, it still can be with
It modifies to the utility model or equivalent replacement, to reach identical technical effect；Needs are used as long as meeting, all in this reality
Within novel protection scope.
Claims (6)
1. a kind of novel precharging injection syringe of one-hand operation, injector syringe, syringe piston including forming syringe
Bar, piston push-in handle and injection needle；It is characterized in that, being arranged with a sliding loop, the sliding on the injector syringe
Loop is flexibly connected with the syringe；Thumb rings are provided on the sliding loop；One finger ring pull rod one end is connected with thumb rings,
The finger ring pull rod other end is connected with piston push-in handle；
Thumb rings are forced in, slide thumb rings upward or downward along syringe, drive the finger ring pull rod being connected with thumb rings or more
Movement, finger ring pull rod drive the piston being attached thereto push-in handle to move above and below therewith, the piston rod being connected with push-in handle
Upper and lower movement.
2. a kind of novel precharging injection syringe of one-hand operation according to claim 1, it is characterised in that: the thumb
Ring is ellipticity ring.
3. a kind of novel precharging injection syringe of one-hand operation according to claim 1, it is characterised in that: the finger ring
Pull rod one end end is fixed with one with thumb rings, and the end end of finger ring pull rod is in rectangle, and its build-in cavities；The thumb
Ring and finger ring pull rod are rotatablely connected by shaft, which is fixed with one with thumb rings, and the shaft other end traverses into finger
The ring pull rod end end is until cavity, the end is rotatedly connected with finger ring pull rod；The end of the shaft other end is provided with axial gear
Pin, the axial direction backing pin is vertical with end and sets, and the two uses viscose bonding connection；The finger ring pull rod is provided with the end of cavity
Portion relatively offers two openings on two sidewalls, and two openings are connected with the cavity, and the axial backing pin is located in cavity,
Axial backing pin both ends are extended to two openings, and one end of axial backing pin stretches out in outside an opening, and the other end of axial backing pin stretches out
In outside another opening；By opening, axial backing pin is limited in cavity and axial backing pin end portion width is less than opening width.
4. a kind of novel precharging injection syringe of one-hand operation according to claim 3, it is characterised in that: along far from finger
Ring pull rod direction pulls thumb rings, and the frame that axial backing pin is open stops, and axial backing pin is limited in cavity；Thumb rings are opposite
When sliding loop left-right rotation, shaft is driven to rotate with it；The axial backing pin being connected with roller end left and right in open space
Mobile, the slewing area of thumb rings depends on hunting range of the axial backing pin end in opening.
5. a kind of novel precharging injection syringe of one-hand operation according to claim 4, it is characterised in that: the axial direction
The length of backing pin is greater than shaft diameter.
6. a kind of novel precharging injection syringe of one-hand operation according to claim 1, it is characterised in that: the finger ring
One end and piston that pull rod is connected with piston push-in handle are pushed into handle detachable connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821202418.0U CN209092410U (en) | 2018-07-27 | 2018-07-27 | A kind of novel precharging injection syringe of one-hand operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821202418.0U CN209092410U (en) | 2018-07-27 | 2018-07-27 | A kind of novel precharging injection syringe of one-hand operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209092410U true CN209092410U (en) | 2019-07-12 |
Family
ID=67150190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821202418.0U Active CN209092410U (en) | 2018-07-27 | 2018-07-27 | A kind of novel precharging injection syringe of one-hand operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209092410U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111557759A (en) * | 2020-04-15 | 2020-08-21 | 河北北方学院 | Multipurpose tool easy for veterinarian to dissect and use |
| CN113143494A (en) * | 2021-04-21 | 2021-07-23 | 南京医科大学附属口腔医院 | Oral cavity anti-drop expands file needle lantern ring and has expand file needle of lantern ring |
| CN113647994A (en) * | 2021-08-24 | 2021-11-16 | 四川大学华西医院 | Auxiliary device for lung cancer methylation inspection |
| CN114734217A (en) * | 2022-04-21 | 2022-07-12 | 达尔嘉(广州)标识设备有限公司 | Pre-filling needle push rod limiter assembling device and equipment thereof |
| GB2625556A (en) * | 2022-12-20 | 2024-06-26 | Medmix Switzerland Ag | Cartridge for a dispensing device |
-
2018
- 2018-07-27 CN CN201821202418.0U patent/CN209092410U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111557759A (en) * | 2020-04-15 | 2020-08-21 | 河北北方学院 | Multipurpose tool easy for veterinarian to dissect and use |
| CN113143494A (en) * | 2021-04-21 | 2021-07-23 | 南京医科大学附属口腔医院 | Oral cavity anti-drop expands file needle lantern ring and has expand file needle of lantern ring |
| CN113647994A (en) * | 2021-08-24 | 2021-11-16 | 四川大学华西医院 | Auxiliary device for lung cancer methylation inspection |
| CN114734217A (en) * | 2022-04-21 | 2022-07-12 | 达尔嘉(广州)标识设备有限公司 | Pre-filling needle push rod limiter assembling device and equipment thereof |
| GB2625556A (en) * | 2022-12-20 | 2024-06-26 | Medmix Switzerland Ag | Cartridge for a dispensing device |
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| GR01 | Patent grant |