CN201791187U - Fixed flow injector - Google Patents
Fixed flow injector Download PDFInfo
- Publication number
- CN201791187U CN201791187U CN2010205398898U CN201020539889U CN201791187U CN 201791187 U CN201791187 U CN 201791187U CN 2010205398898 U CN2010205398898 U CN 2010205398898U CN 201020539889 U CN201020539889 U CN 201020539889U CN 201791187 U CN201791187 U CN 201791187U
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- CN
- China
- Prior art keywords
- clip
- housing
- gone
- syringe
- shell
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a fixed flow injector, which comprises a shell, wherein the shell is provided with a third clip and a fourth clip, wherein the third clip is provided with a third fastening bolt; the fourth clip is provided with a fourth fastening bolt; the shell has a cavity; a bearing is arranged in a cavity; the bearing is provided with a screw; the screw is provided with a nut and is connected with a control motor; the shell has a track groove; the nut is provided with a fixed seat; the fixed seat is provided with a first clip and a second clip; the first clip is provided with a fastening bolt; the second clip is provided with a second fastening bolt; and the shell is provided with a switch. The injector has the advantages that: the accurate medicament delivery is realized; the stability of medicament flow is ensured; the design of injector and push rod dual holding allows the fixed flow injector to use a disposable needle tube, so the fixed flow injector is more sanitary and safer; the operation is fully automatic; the current injected flow can be observed clearly; it is convenient for medical personnel to operate; and the like.
Description
Technical field
This utility model relates to medical instruments field, specifically is a kind of constant flow syringe.
Background technology
At present, in clinical manipulation, usually need to inject some specific drugs.These medicines in use, different dosages can play diverse effect.For example: dopamine, this medicine can play angiectatic effect when 5g/kg/min; And when surpassing 15g/kg/min, then can play vasoconstrictive effect.Two kinds of diametrically opposite drug effects can play life-and-death effect to patient.Therefore, in clinical manipulation, the flow-control of specific drugs requires very strict.And conventional injector adopts manually-operated to inject mostly, needs the Artificial Control drug flux, and control is got up very difficult, and flow is often unstable, and undulatory property is very big, is easy to make patient to produce untoward reaction, even can cause danger to patient's life.Therefore, a kind ofly need not manually operatedly, can realize the syringe of calibrated shot, become the research focus of this area.
Summary of the invention
The purpose of this utility model is to provide a kind of constant flow syringe, and it utilizes machine driving, realizes the constant flow injection, can reach stable drug flux, guarantee the purpose of effect of drugs and medical safety.
This utility model for achieving the above object, be achieved through the following technical solutions: a kind of constant flow syringe, comprise housing, the 3rd clip and the 4th clip are installed on the housing, install the 3rd on the 3rd clip and screw bolt, install the 4th on the 4th clip and screw bolt, clamp the needle tubing of syringe between the 3rd clip and the 4th clip, in the housing is cavity, and bearing is installed in the cavity, and leading screw is installed on the bearing, nut is installed on the leading screw, leading screw is connected with the control motor, offers rail groove on the housing, and the rail groove position is corresponding with leading screw, install and fix seat on the nut, the fixed seating is in the housing upper surface outside, and first clip of installing on the holder and second clip are installed first and screwed bolt on first clip, install second on second clip and screw bolt, clamp the push rod of syringe between first clip and second clip, switch is installed on the housing, switch is connected with the control motor by lead.
Display and injection volume adjusting knob are installed on the described housing, mounting circuit boards in the cavity, circuit board is connected respectively with switch with display, injection volume adjusting knob, control motor by lead.
The beneficial effects of the utility model are: can solve the deficiency that exists in the known technology; Utilize machine driving, realize accurate drug delivery, guarantee that drug flux is stable; The design of adopting syringe and push rod double fastener to hold makes this utility model can use disposable needle tubing, safe and sanitary more; Full automatic working need not manual operation, reduces man's activity, guarantees effect of drugs and medical safety; Be provided with display, can clearly show current injection flow, make things convenient for the medical worker to operate; Be provided with the Flow-rate adjustment knob, be fit to the medicine that the injection different flow requires, easy to use, easy operating; Simple for structure rationally etc.
Description of drawings
Accompanying drawing 1 is a main TV structure sketch map of the present utility model; Accompanying drawing 2 is plan structure sketch maps of accompanying drawing 1.
Label shown in the accompanying drawing: 1, syringe; 2, rail groove; 3, push rod; 4, holder; 5, first clip; 6, nut; 7, cavity; 8, housing; 9, circuit board; 10, leading screw; 11, control motor; 12, display; 13, injection volume adjusting knob; 14, switch; 15, first screw bolt; 16, second clip; 17, second screw bolt; 18, the 3rd screw bolt; 19, the 3rd clip; 20, the 4th clip; 21, the 4th screw bolt.
The specific embodiment
Below in conjunction with specific embodiment, further set forth this utility model.Should be understood that these embodiment only to be used to this utility model is described and be not used in the restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications this utility model after the content of having read this utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
The utility model discloses a kind of constant flow syringe, agent structure comprises housing 8, the 3rd clip 19 and the 4th clip 20, the three clips 19 and the 4th clip 20 is installed on the housing 8 can be moved on housing 8.Screw and install the 4th on bolt 18, the four clips 20 and screw bolt 21, the three clips 19 and 20 needle tubings that clamp syringe 1 of the 4th clip installing the 3rd on the 3rd clip 19, identical the getting final product of syringe construction of syringe 1 and tradition use.In use, syringe 1 is placed between the 3rd clip 19 and the 4th clip 20, tighten the 3rd and screw bolt 18 and the 4th and screw bolt 21 and realize fixingly, after being used to complete, only need unclamp and screw bolt, open clip, promptly replaceable syringe 1.This utility model adopts fixedly syringe 1 of clip structure, can guarantee medical safety in the purpose that realizes using disposable syringe.In the described housing 8 is cavity 7, and bearing is installed in the cavity 7, and leading screw 10 is installed on the bearing, and nut 6 is installed on the leading screw 10, and leading screw 10 is connected with control motor 11.Control motor 11 can drive leading screw 10 and rotate and reverse, thereby drive nut 6 advances or falls back.Offer rail groove 2 on housing 8, rail groove 2 positions are corresponding with leading screw 10, and promptly as shown in Figure 1, rail groove 2 is positioned at directly over the leading screw 10, and simultaneously, rail groove 2 is positioned at the below of syringe 1.Install and fix seat 4 on nut 6, holder 4 is positioned at the housing 8 upper surfaces outsides, and the width of holder 4 is preferably greater than the width of rail groove 2, thereby utilizes holder 4 self base, is stuck in rail groove 2 upper surfaces.First clip 5 and second clip 16 of the push rod 3 that can tighten syringe 1 are installed on holder 4, first clip 5 and second clip 16 can move on holder 4, screw and install second on bolt 15, the second clips 16 and screw bolt 17 installing first on first clip 5.When needs are injected, first clip 5 and second clip 16 are clamped with push rod 3, and tighten first and screw bolt 15 and second and screw bolt 17, carry out automatically accurately injection and use.When need not injection or replacing syringe 1, unclamp first and screw bolt 15 and second and screw bolt 17, first clip 5 is separated the convenient syringe 1 that takes off smoothly with push rod 3 with second clip 16.Described push rod 3 can move under the drive of holder 4, realizes drug delivery.Switch 14 is installed on the described housing 8, and switch 14 is connected with control motor 11 by lead, and control motor 11 is realized opening and closing under the control of switch 14, rotating is switched, thereby finishes the process of injection.
The further technical characterictic of this utility model is: in order to be fit to inject the medicine of traffic requirement, preferred display 12 and the injection volume adjusting knob 13 installed on the described housing 8, mounting circuit boards 9 in the cavity 7, circuit board 9 is connected respectively with switch 14 with display 12, injection volume adjusting knob 13, control motor 11 by lead.The injection flow that can show current setting on the display 12; By regulating injection volume adjusting knob 13, the switching that can realize to inject flow.The present embodiment structure has improved the scope of application of the present utility model greatly, and is easy to operate, is convenient to the healthcare givers and carries out clinical use.Simultaneously, adopt display 12 designs, can make the healthcare givers clearly understand current injection flow, prevent the generation of malpractice.
When this utility model uses, share the injection flow that medicine is stipulated by injection volume adjusting knob 13 selectors, then medicine is added in the syringe 1, syringe 1 is being fixed on the housing 8, tighten each respectively and screw bolt, fix the needle tubing and the push rod 3 of syringe 1.After needle end is inserted human body, open switch 14, control motor 11 is just changeing, and drives nut 6 by leading screw 10 and moves forward (being direction left shown in Figure 1), and nut 6 drives push rod 3 by holder 4 and moves forward, and realizes accurate constant flow drug delivery.After injection finishes, after syringe needle withdrawn from from human body,, recall push rod 3, use in order to injection next time by 11 counter-rotatings of switch 14 control control motors.
Claims (2)
1. constant flow syringe, it is characterized in that: comprise housing (8), housing (8) is gone up the 3rd clip (19) and the 4th clip (20) is installed, the 3rd clip (19) is gone up installation the 3rd and is screwed bolt (18), the 4th clip (20) is gone up installation the 4th and is screwed bolt (21), clamp the needle tubing of syringe (1) between the 3rd clip (19) and the 4th clip (20), in the housing (8) is cavity (7), bearing is installed in the cavity (7), leading screw (10) is installed on the bearing, leading screw (10) is gone up nut (6) is installed, leading screw (10) is connected with control motor (11), offer rail groove (2) on the housing (8), rail groove (2) position is corresponding with leading screw (10), install and fix seat (4) on the nut (6), holder (4) is positioned at housing (8) the upper surface outside, holder (4) is gone up first clip (5) and second clip of installing (16), first clip (5) is gone up installation first and is screwed bolt (15), second clip (16) is gone up installation second and is screwed bolt (17), clamp the push rod (3) of syringe (1) between first clip (5) and second clip (16), housing (8) is gone up switch (14) is installed, and switch (14) is connected with control motor (11) by lead.
2. a kind of constant flow syringe according to claim 1, it is characterized in that: housing (8) is gone up display (12) and injection volume adjusting knob (13) is installed, the interior mounting circuit boards of cavity (7) (9), circuit board (9) is connected respectively with switch (14) with display (12), injection volume adjusting knob (13), control motor (11) by lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205398898U CN201791187U (en) | 2010-09-25 | 2010-09-25 | Fixed flow injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205398898U CN201791187U (en) | 2010-09-25 | 2010-09-25 | Fixed flow injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201791187U true CN201791187U (en) | 2011-04-13 |
Family
ID=43846106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205398898U Expired - Fee Related CN201791187U (en) | 2010-09-25 | 2010-09-25 | Fixed flow injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201791187U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943303A (en) * | 2017-04-26 | 2017-07-14 | 欧阳筱君 | It is electronic to take out medicine device |
-
2010
- 2010-09-25 CN CN2010205398898U patent/CN201791187U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943303A (en) * | 2017-04-26 | 2017-07-14 | 欧阳筱君 | It is electronic to take out medicine device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20110925 |