CN209984714U - Novel syringe - Google Patents

Abstract

The utility model discloses a novel syringe, which comprises a needle cylinder, a push rod, a piston and a needle head, wherein the piston is movably arranged in the needle cylinder, the needle head is arranged at the end part of the needle cylinder, the needle head is provided with a sleeve, the sleeve is fixedly connected with a connecting pipe, the connecting pipe is connected with a controller through a transfusion pipe, a plurality of transfusion pipes are arranged on the controller, the plurality of transfusion pipes are respectively communicated with a first inlet, a second inlet and a liquid outlet on the controller, the first inlet is communicated with the liquid outlet, the second inlet is communicated with the middle parts of the first inlet and the liquid outlet through a curved pipe, a pair of control valves are arranged on the controller, injection practice can be carried out in clinical teaching work, the quick learning can be realized mainly aiming at novice operation, novice can be assisted, and the thrust and pause of the syringe can be effectively controlled and guided, the purpose of flushing the catheter is achieved.

Description

Novel syringe

Technical Field

The utility model relates to an injector field specifically is a novel injector.

Background

Syringes are a common medical device. As early as the 15 th century, kathler, italian, proposed the principle of the syringe. Gas or liquid is primarily drawn or injected with a needle. Syringes may also be used for injection through rubber septa in medical devices, containers, scientific instruments such as in some chromatography.

However, practice syringes for novice operation are not available in the market, and if the novice performs practice operation through the existing syringes, the practice effect is poor, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a novel syringe to solve the exercise syringe that does not have on the market to the new hand operation, if the new hand carries out the practice operation process complicacy through current syringe, the exercise effect is not good, the problem of inefficiency.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a novel syringe comprises a needle cylinder, a push rod, a piston and a needle head, wherein the piston is movably arranged in the needle cylinder, the needle head is arranged at the end part of the needle cylinder, a sleeve is arranged on the needle head and is fixedly connected with a connecting pipe, the connecting pipe is connected with a controller through a transfusion pipe, a plurality of transfusion pipes are arranged on the controller and are respectively communicated with a first liquid inlet, a second liquid inlet and a liquid outlet on the controller, the first liquid inlet is communicated with the liquid outlet, the second liquid inlet is communicated with the middle parts of the first liquid inlet and the liquid outlet through a curved pipeline, a pair of control valves are arranged on the controller, injection practice can be carried out in clinical teaching work, quick learning is realized mainly aiming at novice operation, the novice can be assisted, and effective control and guide are carried out on the thrust and pause of the syringe, the purpose of flushing the catheter is achieved.

Furthermore, the end part of the push rod is fixedly connected with a limiting plate, so that the exercise is facilitated.

Further, the tip fixedly connected with spacing ring of cylinder, the spacing ring cover is established in the outside of push rod, can carry out spacingly to the limiting plate.

Furthermore, a first buffering bulb tube is further arranged on the connecting tube and has a buffering effect.

Furthermore, the infusion tube communicated with the second liquid inlet is connected with a second buffering bulb tube, a bulb tube inlet is formed in the second buffering bulb tube, and the second buffering bulb tube is communicated with the injection.

Furthermore, a convex block is arranged on the controller, and the control valve is arranged in the convex block and can be protected.

Furthermore, a groove is formed in the protruding block, and the control valve is placed in the groove, so that the control valve is convenient to use.

(III) advantageous effects

The utility model provides a novel injector. The method has the following beneficial effects:

(1) this scheme can inject the exercise in clinical teaching work, mainly to the beginner operation, realizes quick study and goes up the hand, can assist the beginner, carries out effective control and guide to the thrust of syringe and pause, accomplishes the purpose of washing the pipe.

(2) The limiting plate is fixedly connected to the end of the push rod, and accordingly exercise is facilitated.

(3) The end part of the needle cylinder is fixedly connected with a limiting ring, and the limiting ring is sleeved on the outer side of the push rod and can limit the limiting plate.

(4) The connecting pipe is also provided with a first buffering bulb tube which has a buffering effect.

(5) The infusion tube communicated with the second liquid inlet is connected with a second buffering bulb tube, a bulb tube inlet is arranged on the second buffering bulb tube, and the injection is communicated through the second buffering bulb tube.

(6) The controller is provided with a convex block, and the control valve is arranged in the convex block and can be protected.

(7) The convex block is provided with a groove, and the control valve is placed in the groove, so that the control valve is convenient to use.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 shows the structure of the controller of the present invention.

In the figure: 1. a needle cylinder; 2. a push rod; 3. a limiting ring; 4. a limiting plate; 5. a piston; 6. a needle head; 7. a sleeve; 8. a control valve; 9. a connecting pipe; 10. a first buffer bulb; 11. a second buffer bulb; 12. a bulb inlet; 13. a transfusion tube; 14. a first liquid inlet; 15. a second liquid inlet; 16. a curved conduit; 17. a liquid outlet; 18. a controller; 19. a bump; 20. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a novel injector comprises a needle cylinder 1, a push rod 2, a piston 5 and a needle 6, wherein the piston 5 is movably arranged in the needle cylinder 1, the needle 6 is arranged at the end part of the needle cylinder 1, a sleeve 7 is arranged on the needle 6, the sleeve 7 is fixedly connected with a connecting pipe 9, the connecting pipe 9 is connected with a controller 18 through a liquid conveying pipe 13, a plurality of liquid conveying pipes 13 are arranged on the controller 18, the liquid conveying pipes 13 are respectively communicated with a first liquid inlet 14, a second liquid inlet 15 and a liquid outlet 17 on the controller 18, the first liquid inlet 14 is communicated with the liquid outlet 17, the second liquid inlet 15 is communicated with the middle parts of the first liquid inlet 14 and the liquid outlet 17 through a curved pipeline 16, a pair of control valves 8 are arranged on the controller 18, in the clinical teaching work, the novel injector mainly aims at novice operation, realizes quick learning, can assist novice, and effectively controls and guides the, the purpose of flushing the catheter is achieved.

The end part of the push rod 2 is fixedly connected with a limiting plate 4, so that the exercise is facilitated; the end part of the needle cylinder 1 is fixedly connected with a limiting ring 3, the limiting ring 3 is sleeved on the outer side of the push rod 2, and the limiting plate 4 can be limited; the connecting pipe 9 is also provided with a first buffering bulb tube 10, and the first buffering bulb tube 10 has a buffering function; a transfusion tube 13 communicated with the second liquid inlet 15 is connected with a second buffer bulb tube 11, a bulb tube inlet 12 is arranged on the second buffer bulb tube 11, and the second buffer bulb tube 11 is communicated with the injection; the controller 18 is provided with a lug 19, and the control valve 8 is arranged in the lug 19 and can protect the control valve 8; the lug 19 is provided with a groove 20, and the control valve 8 is placed in the groove 20, so that the control valve 8 is convenient to use.

Before use, one control valve 8 is rotated to seal the liquid outlet 17, the second buffer bulb tube 11 is communicated with the injection, the limiting plate 4 is pulled, the push rod 2 drives the piston 5 to move downwards in the needle cylinder 1, the injection passes through the second liquid inlet 15, the curved pipeline 16 and the first liquid inlet 14, the injection enters the needle cylinder 1 through the connecting pipe 9, then the opened control valve 8 is closed and the other control valve 8 is opened, at the moment, the first liquid inlet 14 is communicated with the liquid outlet 17, at the moment, injection practice can be carried out, the injection finally flows out through the infusion tube 13 connected with the upper part of the controller 18, the flowing-out injection is led to a proper liquid storage tank, the injection in the liquid storage tank can be added through the bulb tube inlet 12, the injection can be recycled, the practice effect is good, which is the working principle of the novel injector, and those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a novel injector, includes cylinder (1), push rod (2), piston (5) and syringe needle (6), what piston (5) activity was installed in cylinder (1), the tip at cylinder (1) is installed in syringe needle (6), its characterized in that: be equipped with sleeve pipe (7) on syringe needle (6), sleeve pipe (7) and connecting pipe (9) fixed connection, connecting pipe (9) are connected with controller (18) through a transfer line (13), install many transfer lines (13) on controller (18), many transfer lines (13) communicate with first inlet (14), second inlet (15) and liquid outlet (17) on controller (18) respectively, first inlet (14) and liquid outlet (17) intercommunication, second inlet (15) communicate through curved pipeline (16) and the middle part of first inlet (14) and liquid outlet (17), install a pair of control valve (8) on controller (18).

2. The new syringe of claim 1 wherein: the end part of the push rod (2) is fixedly connected with a limit plate (4).

3. The new syringe of claim 1 wherein: the end part of the needle cylinder (1) is fixedly connected with a limiting ring (3), and the limiting ring (3) is sleeved on the outer side of the push rod (2).

4. The new syringe of claim 1 wherein: the connecting pipe (9) is also provided with a first buffer bulb (10).

5. The new syringe of claim 1 wherein: the infusion tube (13) communicated with the second liquid inlet (15) is connected with a second buffering bulb tube (11), and a bulb tube inlet (12) is formed in the second buffering bulb tube (11).

6. The new syringe of claim 1 wherein: the controller (18) is provided with a lug (19), and the control valve (8) is installed in the lug (19).

7. The new syringe of claim 6 wherein: a groove (20) is formed in the bump (19), and the control valve (8) is placed in the groove (20).

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