KR200489126Y1 - Syringe - Google Patents

Abstract

The present invention is composed by combining the cylinder and the supply cap by screw coupling method, and by communicating the contents stored in the cylinder and the supply cap to be mixed with each other when using, it is possible to store different materials in a separate state There is an ease of, and because it is possible to mix the heterogeneous material through the rotation operation relates to a syringe that can ensure the ease of use.

Description

Syringe {SYRINGE}

The present invention relates to a syringe, and more particularly, by combining the cylinder and the supply cap by screwing, and integrally configured, and in use, the contents stored in the cylinder and the supply cap communicate with each other so that they can be mixed with each other. The present invention relates to a syringe that can be stored together in a separated state, which is easy to store, and that heterogeneous materials can be mixed through a rotating operation to ensure convenience of use.

In general, a syringe is used for various medical purposes, such as injecting a drug or collecting blood for the treatment or examination of a disease. Alternatively, cosmetics may be filled into syringes and used for skin application.

Conventional syringes include a cylinder in which an accommodating space is formed for accommodating a drug or a cosmetic, a cylinder having a front end formed with a nozzle for engaging a needle or discharging the substance, and a piston movably inserted within the cylinder. And a rod movably connected with the piston.

Such a conventional syringe has a structure of filling a material into a receiving space through a nozzle in a retracting action of a rod and a piston, or filling a material into a receiving space with the rod and piston separated, and advancing the rod to a predetermined pressure. By means of which the substance is discharged through the nozzle.

By the way, the conventional syringe is a structure in which only a single type of material is accommodated in the cylinder receiving space, and when a plurality of substances are injected, after mixing a plurality of substances contained in a separate container at a predetermined ratio, the cylinder receiving space The injection process was very cumbersome, such as accepting a substance mixed in the body or injecting a plurality of substances individually using a plurality of syringes.

Prior art related to the present invention is Korean Patent Registration No. 10-1762152 (July 21, 2017), the prior art discloses a disposable syringe.

The object of the present invention is to integrally screw the cylinder and the supply cap to form a single body, and when used, by screwing the cylinder and the supply cap secondly in communication with each other so that the materials stored in the cylinder and the supply cap can be mixed with each other, The heterogeneous material can be stored together in a separate state, and there is an ease of storage, and the heterogeneous material can be mixed by a screw coupling method to provide a syringe which can secure convenience of use.

In addition, another object of the present invention is to recombine the separated supply cap to the front end of the cylinder to seal the nozzle, so that the mixture remaining after use does not leak to the outside, there is ease of storage, foreign matter does not flow through the nozzle, To provide a syringe that can be reused by removing the supply cap if necessary.

The syringe according to the present invention, the first material is accommodated in the mixing space therein, a cylinder in which the nozzle is protruded to the front end to communicate with the mixing space, the piston is located to be movable along the front and rear direction of the mixing space and In the syringe having a rod exposed to the rear of the cylinder in a state connected to the piston, the second material is accommodated in the inner receiving space, the coupling space opened to one side surrounding the outside of the nozzle A supply cap mounted to the front end of the screw by a screw coupling method, and partitioning between the accommodation space and the coupling space, and the nozzle when the second coupling to the supply position in a state in which the supply cap and the cylinder are first coupled, It is characterized in that it comprises a blocking film opened by the pressing force of the communication between the receiving space and the interior of the nozzle.

Here, when the second material accommodated in the accommodation space retracts the rod in a state in which the supply cap and the cylinder are secondarily coupled to the supply position, the second material is passed through the inside of the nozzle by suction force caused by the movement of the piston. It is preferable to flow into the mixing space.

In addition, the front end of the cylinder forms a first interval in a state surrounding the nozzle, the first coupling port of the cylindrical shape is formed protruding along the inner circumferential surface, the inner edge of the supply cap is Is coupled along the inner circumferential surface of the coupling space, the communication hole is formed in the front and rear direction so that the blocking film is located therein, the ring-shaped body to which the blocking film is coupled to the inside of the communication hole, and a smaller diameter from one surface of the body Protruding to form a second interval with the inner circumferential surface of the coupling space, the outer circumference is preferably provided with a cylindrical second coupling sphere in which the second screw thread is formed to correspond to the first screw thread.

In addition, the first coupler and the second coupler is preferably a protruding end of the first coupler is inserted into the second interval when the coupling, the protruding end of the second coupler is inserted into the first interval crosswise.

In addition, it is preferable that the locking step is formed in the inner circumferential surface of the accommodation space so that the edge of the body is locked in the direction opposite to the cylinder.

In addition, when the blocking membrane is a secondary coupling the supply cap and the cylinder, it is preferable that the remaining portion except the main connecting portion is projected into the receiving space while being separated from the inner peripheral surface of the communication hole.

In addition, the body, the blocking film and the second coupler is preferably molded integrally using a silicon material.

In addition, the first material may be accommodated in a powder form without moisture, and the second material may be accommodated in a liquid form to be movable to the mixing space.

The present invention is composed by integrally screwing the cylinder and the supply cap first, and in use, by screwing the cylinder and the supply cap secondly to communicate with each other so that the materials stored in the cylinder and the supply cap can be mixed with each other, They can be stored together in a separate state, so there is easy storage and mixing of heterogeneous materials by a screw coupling method has an effect of ensuring convenience of use.

In addition, the present invention recombines the separated supply cap to the front end of the cylinder to seal the nozzle, so that the mixture remaining after use does not leak to the outside, and is easy to store, and the supply cap can be separated and reused when necessary. Has

In addition, the present invention can control the inflow amount of the substance (medicament, etc.) received through the adjustment of the moving distance of the rod, it has an effect that can easily adjust the mixing ratio of the substances.

1 is an exploded perspective view showing a syringe according to the present invention.
Figure 2 is a perspective view of the coupling for showing a syringe according to the present invention.
3 is an exploded cross-sectional view for showing a syringe according to the present invention.
4 is a first coupling state diagram for showing a syringe according to the present invention.
5 is a secondary coupling state diagram for showing a syringe according to the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Advantages and features of the present invention, and methods for achieving the same will be apparent with reference to the embodiments described below in detail with reference to the accompanying drawings.

However, the present invention is not limited by the embodiments disclosed below, but will be implemented in various different forms, only the present embodiments to make the disclosure of the present invention is complete, it is common knowledge in the art It is provided to fully inform the person having the scope of the invention, which is only defined by the scope of the claims.

In addition, in describing the present invention, when it is determined that related related technologies and the like may obscure the gist of the present invention, detailed description thereof will be omitted.

1 is an exploded perspective view for showing a syringe according to the present invention, Figure 2 is a combined perspective view for showing a syringe according to the present invention.

In addition, Figure 3 is an exploded cross-sectional view for showing a syringe according to the present invention, Figure 4 is a first coupling state diagram for showing a syringe according to the present invention, Figure 5 is a secondary for showing a syringe according to the present invention It is a coupling state diagram.

1 to 5, the syringe according to the present invention includes a cylinder 10, a piston 20, a rod 30, a supply cap 100, and a blocking membrane 200.

First, the cylinder 10 may be manufactured using a material such as synthetic resin, and the mixing space 11 for accommodating a predetermined amount of the first material (medical agent, A) is formed in the cylinder 10. .

Here, the cylinder 10 may be made of a transparent or semi-transparent material so that the storage amount, storage state and type of the first material A contained in the mixing space 11 can be easily identified from the outside.

In addition, a relatively small diameter nozzle 12 protrudes forward at the front end of the cylinder 10, and a passage penetrates back and forth to communicate with the mixing space A inside the nozzle 12.

In addition, the front end of the cylinder 10, the first coupling sphere 40 is projected forward in a state surrounding the outer periphery of the nozzle 12, the nozzle 12 and the first coupling sphere 40 in a cylindrical shape It protrudes.

At this time, a first interval G1 is formed between the inner circumferential surface of the first coupling sphere 40 and the outer circumferential surface of the nozzle 12, the first interval G1 being described below with reference to FIGS. 3 to 5. The front end of the second coupler 140 forms a space that can be inserted.

In addition, the first screw thread 41 is formed continuously along the front-rear direction while forming a spiral on the inner circumferential surface of the first coupler 40.

When the first screw thread 41 cross-couples the first coupler 40 and the second coupler 140 to be described later, the first screw thread 41 is helically coupled to correspond to the second screw thread 141 to be described later.

In addition, the rear end of the cylinder 10 can form a finger engaging portion for the user to grip the front surface with a finger (detection, middle finger, etc.).

On the other hand, the protruding end of the nozzle 12 described above protrudes longer than the first coupler 40, and the central axis line of the nozzle 12 and the first coupler 40 are located on the same line. .

After the first material (A) is made into a powder form without moisture, the first material (A) may be filled in a predetermined amount through the open portion of the mixing space (11), but the type of the first material (A) may be variously selected. It is possible.

The piston 20 is inserted to be reciprocally moved along the front and rear directions of the mixing space 11, and the edge of the piston 20 is in close contact with the shape corresponding to the inner circumferential surface of the mixing space 11.

Here, the piston 20 may be manufactured using a material such as rubber having a predetermined elastic force in order to partition the mixing space 11 in the front-back direction.

The rod 30 is used to move the piston 20 in the front-rear direction. The front end of the rod 30 is coupled to the piston 20, and the rear end opposite to the rear side of the cylinder 10 enables gripping. It protrudes.

Here, the rear end of the rod 30 may be formed by the user to push the rear with a finger (thumbs, etc.), or to hold the front with a finger (forefinger, middle finger, etc.) to form a finger catching portion.

The supply cap 100 is a receiving space 110 for accommodating a second material (such as drug, B) in a liquid state therein is formed in a predetermined width, the supply cap 100 of the cylinder 10 It is mounted on the front end by screwing.

To this end, the coupling space 120 is formed to be open to the outside so that the nozzle 12 and the first coupling hole 40 can be inserted into the coupling direction side of the supply cap 100.

The inner circumferential surface of the coupling space 120 forms a circumferential surface of a predetermined diameter so that the second coupling hole 140 to be described later can be inserted in a screw coupling manner.

In addition, a plurality of polygonal surfaces may be formed on the outer circumferential surface of the supply cap 100 along the width direction of the cylinder 10 in order to prevent slippage during rotation.

In addition, the supply cap 100 may be made of a transparent or translucent material so that the storage amount and storage state and type of the second material (B) accommodated in the accommodation space 110 can be easily identified from the outside.

In addition, a locking step 13 is formed on the inner circumferential surface of the coupling space 120 so that the edge of the body 130 to be described later is positioned in a direction opposite to the cylinder 10.

The locking step 13 is for positioning the rear end of the body 130 to be described later, the locking step 13 is formed only in the rear of the body 130 to be described later.

In particular, the inside of the supply cap 100, the body 130 is coupled to the edge along the inner circumferential surface of the coupling space 120, and the second coupling port 140 from one surface of the body 130 to a smaller diameter Is formed to protrude.

Herein, a communication hole 131 is formed in the front and rear direction of the body 130, and a blocking film 200 to be described later is coupled to the inside of the communication hole 131.

And, the rear end of the edge side of the body 130 is located on the locking step 13 is not moved to the receiving space 110 as shown in FIGS.

In addition, the body 130 may be separated through an open end of the coupling space 120, the body 130 in which the blocking membrane 200 is open may be replaced with a new body 130.

In addition, the body 130 preferably has a disk shape to correspond to the inner circumferential surface of the coupling space 120, the shape of the body 130 can be applied in various ways.

The second coupler 140 protrudes from one surface of the body 130 to a smaller diameter, and the second coupler 140 is integrally formed with the body 130.

Here, the second coupler 140 is projected to a smaller diameter than the body 130, the second interval (G2) between the outer peripheral surface of the second coupling sphere 140 and the inner peripheral surface of the coupling space 120 is Is formed.

The second interval G2 is a space into which the front end of the first coupling hole 40 is inserted, and when the cylinder 10 and the supply cap 100 are coupled to each other, the front end of the first coupling hole 400 is provided. It is inserted through this second interval G2.

In addition, the second coupler 140 has a cylindrical shape so as to be rotatable in a forward / reverse direction in a state where the second coupler 140 is cross-coupled to the inside of the first coupler 40.

In addition, on the outer circumferential surface of the second coupler 140, the second screw thread 141 is continuously formed along the front-rear direction while forming a spiral so as to be screwed to correspond to the first screw thread 41.

For example, when the above-described first coupler 40 and the second coupler 140 are coupled to each other, the protruding end of the first coupler 40 is inserted into the second interval G2 and At the same time, the protruding end of the second coupler G2 is intersected with the first interval G1.

In addition, the center axis line of the body 130 and the second coupler 140 is located on the same line, the center axis line of the body 130 and the second coupler 140 is the nozzle 12 and It is located on the same line as the center axis line of the first coupler (40).

The blocking film 200 is partitioned between the mixing space 110 and the coupling space 120 so that the second material B contained in the mixing space 110 does not flow out.

Here, the edge of the blocking film 200 is coupled along the inner circumferential surface of the communication hole 131, the blocking film 200 has an edge when the supply cap 100 and the cylinder 10 are secondarily coupled to the supply position. Open.

For example, as shown in FIG. 5, the blocking layer 200 may protrude into the accommodation space 110 while remaining portions except the main connecting portion 210 are separated from the inner circumferential surface of the communication hole 131.

To this end, by connecting the remaining edge portion of the blocking film 200 except for the main connecting portion 210 to the communication hole 131 in a thin thickness, a portion of the blocking film 200 is easily opened by the pressing force of the nozzle 12. can do.

That is, the blocking film 200 forms a film in a state in which the communication hole 131 is blocked, and the first coupling hole 40 of the cylinder 10 and the second coupling hole 140 of the supply cap 100 are 1. When the difference is coupled, the opening is maintained without blocking the receiving space 110.

On the other hand, when the blocking film 200 is secondary to the supply position in the state in which the supply cap 100 and the cylinder 10 are primarily coupled, the front end of the nozzle 12 presses one surface of the blocking film 200. .

In this case, as shown in FIG. 5, the blocking film 200 is opened by the pressing force of the nozzle 12 to communicate the accommodation space 110 with the inside of the nozzle 12.

Subsequently, when the rod 30 is retracted in a state in which the supply cap 100 and the cylinder 10 are secondarily coupled to the supply position, the second material B accommodated in the accommodation space 110 is formed of the piston 20. It is introduced into the mixing space 11 through the passage of the nozzle 12 by the suction force by the movement.

On the other hand, the body 130, the blocking film 200 and the second coupler 140 may be integrally molded using a material such as silicon (silicon), the second material (B) is a mixed space 11 It may be accommodated in the liquid form in the receiving space 110 to be moved to.

Hereinafter, the use state according to the syringe of the present invention with reference to FIGS. 4 and 5 is as follows, and the same configuration as the above-described configuration will not be repeatedly described.

First, when the first coupling port 40 of the cylinder 10 and the second coupling port 140 of the supply cap 100 are primarily coupled, the front end of the nozzle 12 is transferred into the communication hole 131. Insert it.

Thereafter, the first coupling sphere 40 of the cylinder 10 and the second coupling sphere 140 of the supply cap 100 are first coupled while rotating in the locking direction.

At this time, the protruding end of the first coupler 40 is inserted into the second interval G2, and the protruding end of the second coupler 140 is inserted into the first interval G1, and the nozzle ( The protruding end of 12) is inserted into the communication hole 131 with a predetermined length.

In this state, the protruding end of the nozzle 12 is inserted to a position where the blocking film 200 is not pressed, and the front end of the cylinder 10 and the corresponding front end of the supply cap 100 are spaced apart at regular intervals.

As such, when the first coupling port 40 of the cylinder 10 and the second coupling port 140 of the supply cap 100 are primarily coupled, the cylinder 10 in which the first material A is accommodated and The supply cap 100 containing the second material B is integrally coupled.

In this state, since the barrier membrane 200 remains unopened, the syringe can be kept in a standby state, and the cylinder 10 and the supply cap 100 are transported and packaged in a state in which the body is combined into one body. Etc. can be.

Next, when mixing the second material (B) accommodated in the supply cap 100 and the first material (A) accommodated in the cylinder 10, as shown in Figure 5, and the first coupling port 40 of the cylinder (10) The second coupling port 140 of the supply cap 100 is coupled to the secondary while rotating in the locking direction.

At this time, the protruding end of the first coupler 40 is further inserted along the second gap G2, and the protruding end of the second coupler 140 is further inserted into the first gap G1. The protruding end of the nozzle 12 presses one surface of the blocking film 200 into the accommodation space 110.

In this process, a part of the edge of the blocking film 200 is separated from the inner circumferential surface of the communication hole 131 by the pressing force of the nozzle 12 and protrudes into the accommodation space 110.

In this state, the opening of the blocking film 200 communicates with the accommodation space 110, the communication hole 131, the internal passage of the nozzle 12, and the mixing space 11.

Subsequently, when the rod 30 is moved backward, the second material B accommodated in the accommodation space by the suction force caused by the movement of the piston 20 passes through the communication hole 131 and the internal passage of the nozzle 12. It is introduced into the mixing space 11 and mixed with the first material (A).

Next, when using a syringe, the supply cap 100 is separated by rotating the cylinder 10 and the supply cap 100 in a direction opposite to the locking direction.

In this case, since the nozzle 12 of the cylinder 10 is opened, a mixture of the first material A and the second material B can be injected, and when the supply cap 100 is recombined, the nozzle Since 12 is sealed, it can be reused later.

As a result, the present invention is configured by integrally screwing the cylinder 10 and the supply cap 100 to the first, and when used, the cylinder 10 and the supply cap 100 by screwing the secondary to supply the cylinder 10 By communicating with each other so that the materials stored separately in the cap 100 can be mixed with each other, the first material (A) and the second material (B) can be stored together in a separated state, and there is easy storage, and a screw coupling method It is possible to ensure the convenience of use because it is possible to mix different materials.

In addition, the present invention by recombining the separated supply cap 100 to the front end of the cylinder 10 to seal the nozzle 12, the mixture remaining after use does not leak to the outside, there is the ease of storage, the nozzle 12 Foreign matter is not introduced through the), and can be reused by separating the supply cap 100 from the cylinder 10 if necessary.

In addition, the present invention can adjust the inflow amount of the second material (B) by adjusting the moving distance of the rod 30, it is possible to easily adjust the mixing ratio of the first material (A) and the second material (B). have.

Although specific embodiments of the syringe of the present invention have been described so far, it is obvious that various embodiments can be modified without departing from the scope of the present invention.

Therefore, the scope of the present invention should not be limited to the embodiments described, but should be determined by equivalents to the utility model registration claims as well as the utility model registration claims described below.

That is, the above-described embodiments are to be understood in all respects as illustrative and not restrictive, and the scope of the present invention is indicated by the utility model registration claims to be described later rather than by the detailed description, and of the utility model registration claims. All changes or modifications derived from the meaning and scope and equivalent concepts shall be construed as being included in the scope of the present invention.

10: cylinder 11: mixing space
12: nozzle 13: hanging step
20: piston 30: rod
40: first coupling sphere 41: first screw thread
100: supply cap 110: receiving space
120: coupling space 130: body
131: communication hole 140: second coupler
141: second screw thread 200: barrier film
210: main connection portion A: first material
B: second substance G1: first interval
G2: 2nd interval

Claims (8)

The first material is accommodated in the mixing space therein, a cylinder in which a nozzle is protruded to the front end so as to communicate with the mixing space, a piston positioned to be movable along the front and rear direction of the mixing space, and in a state connected to the piston In the syringe having a rod exposed to the rear of the cylinder, the second material is accommodated in the inner receiving space, the screwing method to the front end of the cylinder in a state that the coupling space opened to one side surrounds the outside of the nozzle A supply cap to be mounted and partitioned between the accommodation space and the coupling space, and when the supply cap and the cylinder are secondly coupled to the supply position in a state in which the supply cap and the cylinder are first coupled, the cap is opened by the pressing force of the nozzle to It includes a blocking film for communicating the interior of the receiving space and the nozzle,
At the front end of the cylinder, a first coupling hole is formed to surround the nozzle, and a first coupling hole having a cylindrical shape in which a first screw thread is formed is formed along an inner circumferential surface thereof, and an edge is coupled to the inside of the supply cap. It is coupled along the inner circumferential surface of the space, the communication hole is formed in the front and rear direction so that the blocking film is located therein, the ring-shaped body to which the blocking film is coupled to the inside of the communication hole, and a smaller diameter from one surface of the body Protruding to form a second gap with the inner circumferential surface of the coupling space, the outer circumference is provided with a cylindrical second coupling sphere in which the second screw thread is formed to correspond to the first screw thread,
The barrier layer has an edge coupled along an inner circumferential surface of the communication hole, and a main connection part connected to the communication hole is formed at an edge thereof. When the supply cap and the cylinder are secondarily coupled, the remaining edge portions except for the main connection part are formed. And a protruding into the accommodation space while being separated from the inner circumferential surface of the communication hole by the pressing force of the nozzle. The method according to claim 1,
The second material accommodated in the accommodation space,
And retracting the rod in a state in which the supply cap and the cylinder are secondarily coupled to the supply position, the syringe is introduced into the mixing space through the inside of the nozzle by suction force caused by the movement of the piston. delete The method according to claim 1,
The first coupling sphere and the second coupling sphere,
And a protruding end of the first coupler is inserted into the second interval when the coupler is engaged, and a protruding end of the second coupler is inserted into the first interval. The method according to claim 1,
On the inner circumferential surface of the accommodation space,
Syringe, characterized in that the locking step is formed concave so that the edge of the body is locked in the direction opposite to the cylinder. delete The method according to claim 1,
The body, the blocking film and the second coupler,
A syringe, which is integrally molded using a silicone material. The method according to claim 1,
The first material is,
Accepted in the form of a moisture-free powder,
The second material is,
A syringe, characterized in that it is received in liquid form to be movable to the mixing space.

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