KR20180002307U - Syringe capable of collection/injection of biological tissues and liquid with one hand and syringe assisting tool therefor - Google Patents

Abstract

A syringe and a syringe auxiliary for the same, wherein the syringe includes a syringe body extending in one direction and having an internal space and a first handle at one end, A scanning unit including a piston rod inserted in the inner space of the syringe body so as to be movable and having a second handle at one end thereof, an elliptical opening shape extending in the one direction and surrounding a part of the syringe body, A support portion for supporting a portion of the syringe body and a support portion for supporting the syringe body and having a semicircular or semi-elliptical shape on both sides thereof, a lower portion being pierced, an inner center of both side surfaces and an insertion groove being formed in the lower portion, 1) a coupling unit including a protrusion into which a handle is inserted, and a coupling unit And extends in a group in one direction, is formed in a through-shape includes a guide unit for guiding the piston rod so that the sliding.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a syringe and a syringe which are capable of inhaling or injecting a living body tissue and a liquid into a single hand, and a syringe auxiliary for the same. 2. Description of the Related Art [0002]

The present invention relates to a syringe, and more particularly, to a syringe and a syringe auxiliary for the syringe which can collect biopsy or liquid from a subject for diagnosis of thyroid cancer by only one hand operation.

Tissue cells for cancer diagnosis and functional testing are collected using a syringe for tissue cell harvesting.

For example, the collection of the tissue cells can be performed with ultrasound-guided fine needle biopsy.

In this case, the assistant operator grasps the ultrasound probe, and the practitioner grips the syringe or the biopsy machine, or the operator alone holds the ultrasonic probe with one hand and the syringe or the biopsy machine with the other hand do.

In the process of collecting such tissue cells, rapid procedures are required, the movement of the tip of the injection needle should be small, and the sterilization operation should be performed.

Accordingly, there is an increasing demand for a compact tissue cell harvesting syringe which can easily handle a syringe by a practitioner alone, and can perform quick and accurate inspection.

Korean Patent Publication No. 10-2010-0078292 Korean Patent Publication No. 20-2005-0023275

Accordingly, the technical problem of the present invention is drawn from this point, and the object of the present invention is to provide a syringe which is simple in structure and easy to manufacture, and capable of sucking or injecting a tissue cell and a liquid with precision in one hand and stable.

Another object of the present invention is to provide a syringe accessory for a syringe capable of both inhalation or infusion of tissue cells and fluid.

According to an aspect of the present invention, there is provided a syringe having a syringe body extending in one direction and having an internal space and a first handle at one end, A syringe unit including a piston rod having a first handle portion and a second handle portion movably inserted into the syringe body, an elliptical opening shape extending in the one direction and surrounding a part of the syringe body, And a protruding portion connected to the supporting portion and having a semicircular or semi-elliptical shape on both sides thereof, a lower portion penetratingly formed therein, an inner center of both side surfaces thereof and an insertion groove formed in the lower portion thereof to insert the first knob portion into the insertion groove And one end connected to the coupling unit and extending in the one direction, Are generated and includes a guide unit for guiding the piston rod so that the sliding.

In one embodiment, the support may include an engagement groove that abuts and engages a portion of the syringe body.

In one embodiment, the guide unit may guide the piston rod to slide when an external force is applied to the second handle.

In one embodiment, the coupling unit can support the scanning unit when the external force is applied to the second handle.

In one embodiment, the diameter of the insertion groove may be larger than the diameter of the first handle.

In one embodiment, when the first handle is inserted into the insertion groove, the first handle can be separated from the insertion groove by rotating the syringe body.

According to an aspect of the present invention, there is provided a syringe having a syringe body extending in one direction and having an internal space and a first handle at one end, A scanning unit including a piston rod having a first handle portion and a second handle portion movably inserted into the syringe body, a circular arc shape extending in the one direction and surrounding a part of the syringe body and supporting a part of the syringe body A supporting portion and a supporting portion, the supporting portion being formed with a semicircular or semi-elliptical shape at one side thereof, and an insertion groove formed at an inner center of the one side surface, the protrusion being inserted into one side of the insertion hole, An engaging unit protruding in an L-shape and including an engaging portion for securing the other side of the first handle, And a guide unit connected to the piston and extending in one direction to guide the piston rod in a sliding manner.

In one embodiment, when the first handle is inserted into the insertion groove of the projection, the syringe body may be rotated in a direction toward the engagement portion to separate the first handle from the insertion groove.

According to another aspect of the present invention, there is provided a syringe assisting apparatus comprising: a syringe body extending in one direction and having an internal space and a first handle at one end; A syringe support inserted into the syringe, the syringe including a piston rod inserted into the inner space so as to be movable, and having a second handle at one end thereof, so that suction and injection of tissue cells and liquid can be performed by one hand, And a support portion for supporting a part of the syringe body and connected to the support portion so as to form a semicircular or semi-elliptical shape on both sides, and a lower portion to penetrate the inner side of the syringe body, An insertion groove is formed in the center and the lower portion, and the first handle is inserted into the insertion groove Output is connected to the coupling unit, and one end is the coupling unit including a extending in the one direction, is formed in a through-shape includes a guide unit for guiding the piston rod so that the sliding.

The syringe and the syringe auxiliary according to the present embodiment can easily handle the syringe by the operator alone, so that the tissue cell can be collected quickly and accurately.

In addition, it can be used for diagnosis of thyroid cancer. It is possible to collect biopsy or liquid from a subject for diagnosis of thyroid cancer by manipulating one hand without the need to hold the piston rod with the other hand while holding the body with the one hand .

Particularly, since the structure of the syringe is relatively simple compared to the syringes according to the prior art even though the syringe is capable of sucking or injecting tissue cells and liquid by one hand, the structure complexity of such conventional syringes and accordingly, The problem of manufacturing cost can be solved.

Therefore, in the case of sterilization requiring the sterilization environment, the syringe can be manufactured at low cost due to its light weight and simple structure, so that the syringe contaminated after the procedure can be disposable for easy disposal.

Meanwhile, the syringe auxiliary sphere according to the present embodiment can be used in the same manner as the above-described syringe by simply inserting it into the syringe without applying any deformation to the normal syringe, There is an advantage to enable with one hand.

Furthermore, the syringe and the syringe accessory may be separated by a simple operation of slightly turning the syringe inserted in the syringe accessory.

FIG. 1 is a perspective view showing a syringe capable of sucking or injecting a living tissue and a liquid by one hand according to an embodiment of the present invention. FIG.
Fig. 2 is a perspective view showing the scanning unit of Fig. 1;
3 is a perspective view showing the coupling unit and the guide unit of Fig.
Figs. 4 and 5 are cross-sectional views showing the syringe of Fig.
Figure 6 is an image illustrating a method of using the syringe of Figure 1;
FIG. 7 is a perspective view showing a syringe capable of inhaling or injecting a living tissue and a liquid by one hand according to another embodiment of the present invention; FIG.
8 is a perspective view showing the coupling unit and the guide unit of Fig.
9A is a front view showing a syringe accessory for the syringe of FIG.
Figure 9b is a rear view of the syringe accessory of Figure 7a.

The present invention can be variously modified in various forms, and the embodiments are described in detail in the following description. It should be understood, however, that this invention is not intended to be limited to the particular forms disclosed, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. Like reference numerals are used for like elements in describing each drawing. The terms first, second, etc. may be used to describe various components, but the components should not be limited by the terms.

The terms are used only for the purpose of distinguishing one component from another. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise.

In the present application, the term "comprises" or "comprising ", etc. is intended to specify that there is a stated feature, figure, step, operation, component, But do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted as either ideal or overly formal in the sense of the present application Do not.

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

FIG. 1 is a perspective view showing a syringe capable of sucking or injecting a living tissue and a liquid by one hand according to an embodiment of the present invention. FIG. Fig. 2 is a perspective view showing the scanning unit of Fig. 1; 3 is a perspective view showing the coupling unit and the guide unit of Fig. Figs. 4 and 5 are cross-sectional views showing the syringe of Fig.

1 to 5, a syringe 10 capable of sucking or injecting a living body tissue and a liquid by one hand according to the present embodiment includes a scanning unit 100, a coupling unit 200, and a guide unit 300 .

The scanning unit 100 includes a syringe body 110 having a first handle 120 and a piston rod 130 having a second handle 140.

The syringe body 110 further includes an internal space 160 extending in one direction and inserted to allow the piston rod 130 to move.

The syringe body 110 has a first handle 120 that can apply an external force to one end of the syringe body 110 and a second handle 120 that is connected to the internal space 160 to collect tissue cells Or a needle 150 capable of sucking the liquid into the inner space.

The piston rod 130 is inserted into the internal space 160 of the syringe body 110 so as to be movable for forming a negative pressure in the internal space 160. The second handle 140 is provided at one end of the piston rod 130.

The coupling unit 200 includes a support 210 and a protrusion 220 for coupling with a part of the syringe body 110 and the first handle 120 of the syringe body 110, .

The supporting part 210 has an elliptical opening shape extending in one direction and surrounding a part of the syringe body 110, and supports a part of the syringe body 110. That is, the support part 210 includes an engagement groove 211 to be engaged with a part of the syringe body 110 so that a part of the syringe body 110 is brought into contact with and engaged with the engagement groove 211 do.

The support unit 211 may be configured to prevent the scanning unit 100 from moving when the piston rod 130 slides due to application of an external force to the second handle 140 of the piston rod 130. [ The scanning unit 100 can be fixed.

 The protrusion 220 is connected to the support portion 221 and is fastened to the first handle 120 in a shape protruding outward.

That is, both side surfaces of the protrusion 220 form a semicircular or semi-elliptical shape, and insertion grooves 221 are formed in the inner center and the lower side of the both side surfaces, and a structure in which the lower portion is penetrated by the insertion groove 221 .

In this case, the diameter of the insertion groove 221 may be larger than the diameter of the first knob 120 formed in a circular or oval shape.

Therefore, due to the diameter of the insertion groove 221 and the shape of the protrusion 220, the insertion groove 221 and the first knob 120 can be easily engaged and separated, When the user wishes to separate the body 120 from the insertion groove 221, the operator can perform a slight operation with a single hand to easily separate the body 120 from the insertion groove 221.

That is, when the scan unit 100 is coupled and fixed by the support unit 210, when the syringe body 10 of the scan unit 100 is rotated, the first grip part 221 inserted into the insertion groove 221, (120) rotates and is easily separated from the insertion groove (221). So that the scanning unit 100 can be easily separated from the coupling unit 200.

In addition, since both sides of the protrusion 220 are formed in a semicircular or semi-elliptical shape, in order to inject drugs into the blood vessel or body of the patient using the syringe 10, When the protruding portion 220 of the coupling unit 200 is gripped, the hand of the operator can be brought into close contact with the protruding portion 220, thereby improving the grip feeling.

One end of the guide unit 300 is coupled with the coupling unit 200 and is formed in a through-hole shape. Therefore, when an external force is applied to the second handle 140 of the piston rod 120, the piston rod 130 can be guided to slide.

That is, the guide unit 300 includes the penetration groove 301 to move the piston rod 130 between the penetration grooves 301, thereby facilitating the movement of the piston rod 130.

Meanwhile, the guide unit 300 may apply an external force to the second handle 140 of the piston rod 130. That is, a part of the second handle 140 is exposed through the through-holes 301 of the guide unit 300 so that the second handle 140 is sandwiched between the fingers .

The guide unit 300 is formed in a through-hole so that the tissue cells collected through the injection needle 150 in the inner space 140 of the syringe body 110 can be visually observed. A part of the syringe body can be exposed so that the internal space 160 of the paper body 110 can be confirmed.

An external force is applied to the second handle 140 of the piston rod 130 so that the piston rod 130 slides on the first grip portion 140 of the coupling unit 200, The scan unit 100 can be supported to prevent the scan unit 100 from moving.

Figure 6 is an image illustrating a method of using the syringe of Figure 1;

6, the practitioner supports one end of the guide unit 300 using the palm of his hand and applies an external force to the second handle 140 of the piston rod 130 .

Accordingly, the piston rod 130 is guided by the guide unit 300 and moves in the one direction, and the internal space 160 (see FIG. 1) disposed between the piston rod 130 and the syringe body 110 A negative pressure for introducing the tissue cells collected through the injection needle 150 may be formed.

Meanwhile, when the drug is injected into the blood vessel or the body of the patient using the injector 10 according to the present embodiment, the finger and the stop finger are gripped by the syringe body 110, , The medicine can be injected by pressing the second handle of the piston rod 130 with the thumb.

In this case, the practitioner may wrap the support part 210 or the protrusion part 220 of the coupling unit 200 with the index finger, the stop finger, the finger ring finger, and the bezel finger, and press the second handle (not shown) of the piston rod 130 140).

FIG. 7 is a perspective view showing a syringe capable of sucking or injecting a living body tissue and a liquid according to another embodiment of the present invention by one hand, and FIG. 8 is a perspective view showing a coupling unit and a guide unit of FIG.

The syringe 15 according to the present embodiment is substantially the same as the syringe 10 described with reference to Figs. 1 to 6 except for the coupling unit, and thus the same reference numerals are used and redundant explanations are omitted.

In this embodiment, the coupling unit 500 includes a support 510 for supporting a part of the syringe body 110, a support 510 for supporting a part of the syringe body 110 to be engaged with one side of the first handle 120, And includes a protrusion 520 and a latching part 530 for fixing the other side of the first handle 120 of the syringe body 110.

The supporting part 510 extends in one direction and has an elliptical opening shape to cover a part of the syringe body 110 and supports a part of the syringe body 110. That is, the support part 510 includes an engagement groove to be engaged with a part of the syringe body 110, so that a part of the syringe body 110 is brought into contact with and engaged with the engagement groove 511 .

 The protrusion 520 is coupled to the support 510 and is coupled to one side of the first handle 120 in a shape protruding outward. That is, one side of the protrusion 520 forms a semicircular or semi-elliptic shape, and an insertion groove 521 is formed in the inner center of the one side, and the lower portion is penetrated by the insertion groove 521 .

In this case, the diameter of the insertion groove 521 may be larger than the diameter of the first knob 120 formed in a circular or oval shape.

The latching part 530 faces the protrusion 520 and protrudes in an L shape. When one side of the first grip part 120 is inserted into the insertion groove 521 of the protrusion 520, the other side of the first grip part 120 is fixed to the engagement part.

At this time, when the syringe body 110 of the scanning unit 100 is rotated in the direction toward the latching part 530, the first knob part 120 fitted in the insertion groove 521 is rotated It can be easily separated from the insertion groove 521. That is, when the first handle 120 is to be separated from the insertion groove 521, the operator merely performs an operation of slightly turning the scanning unit 100 with one hand so that the scanning unit 100, (200) can be easily separated.

FIG. 9A is a front view showing a syringe auxiliary for the syringe of FIG. 1, and FIG. 9B is a rear view of the syringe auxiliary of FIG. 9A.

9A and 9B show a syringe auxiliary 20 according to the present embodiment. The syringe auxiliary port 20 is detachably inserted into a general syringe and is configured to allow suction and injection of tissue cells and liquid by one hand as in the case of the syringe 10 according to the previously described embodiments, And a guide unit (300).

Since the configuration of the coupling unit 200 and the guide unit 300 are the same as those of the syringe 10 according to the embodiments described above, detailed description thereof is omitted and the same reference numerals are used.

The coupling unit 200 is a portion that allows the syringe to be detachably fitted and fixed, and an insertion groove 221 to which the syringe is coupled is additionally formed.

When the syringe 10 is inserted into the insertion groove 221, the syringe 10 is easily separated from the coupling unit 200 when the syringe 10 is rotated. That is, it is easy to merge and separate the insertion groove 221 and the syringe 10, and when the syringe 10 is separated from the coupling unit 200, Can be easily separated.

In addition, the coupling unit 200 and the guide unit 300 may be formed of a metal material, and a lubricant may be applied to a surface of the coupling unit 200 and the guide unit 300 that is in contact with the outer circumferential surface of the syringe.

The syringe assistant 20 can be inserted into a syringe without any deformation at the syringe and can be used in the same manner as the syringe according to the embodiments described above, Or injected with one hand.

According to the embodiments of the present invention, the operator can easily handle the syringe alone, so that rapid and accurate collection of tissue cells can be performed.

In addition, it can be used for diagnosis of thyroid cancer. It is possible to collect biopsy or liquid from a subject for diagnosis of thyroid cancer by manipulating one hand without the need to hold the piston rod with the other hand while holding the body with the one hand .

Particularly, since the structure of the syringe is relatively simple compared to the syringes according to the prior art even though the syringe is capable of sucking or injecting tissue cells and liquid by one hand, the structure complexity of such conventional syringes and accordingly, The problem of manufacturing cost can be solved.

Therefore, in the case of sterilization requiring the sterilization environment, the syringe can be manufactured at low cost due to its light weight and simple structure, so that the syringe contaminated after the procedure can be disposable for easy disposal.

Meanwhile, the syringe auxiliary sphere according to the present embodiment can be used in the same manner as the above-described syringe by simply inserting it into the syringe without applying any deformation to the normal syringe, There is an advantage to enable with one hand.

Furthermore, the syringe and the syringe accessory may be separated by a simple operation of slightly turning the syringe inserted in the syringe accessory.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit and scope of the invention as defined in the following claims. It can be understood that it is possible.

100: scanning unit 110: syringe body
120: first handle 130: piston rod
140: second handle part 150: needle
160: inner space 200: coupling unit
210: Support part 220:
211: coupling groove 221: insertion groove
300: Guide unit

Claims (9)

A piston rod extending in one direction and having an inner space and a first knob at one end and a piston rod inserted in the inner space of the syllable body movably for forming a negative pressure and having a second knob at one end, A scanning unit including:
A support portion extending in the one direction and forming an elliptical opening shape surrounding a part of the syringe body, a support portion supporting a part of the syringe body and a semicircular or semi-elliptical shape connected to the support portion, A coupling unit including an insertion hole formed in an inner center of the both side surfaces and the lower portion, and a protrusion into which the first handle is inserted into the insertion groove; And
And a guide unit connected to the coupling unit at one end and extending in the one direction, the guide unit being formed in a penetrating shape and guiding the piston rod to slide. The method according to claim 1,
Wherein the support portion includes an engagement groove that abuts and engages with a portion of the syringe body. The method according to claim 1,
Wherein the guide unit guides the piston rod to slide when an external force is applied to the second handle. The method according to claim 1,
Wherein the coupling unit supports the scanning unit when an external force is applied to the second handle. The method according to claim 1,
Wherein the diameter of the insertion groove is larger than the diameter of the first handle. 6. The method of claim 5,
Wherein the syringe body is rotated to separate the first handle from the insertion groove when the first handle is inserted into the insertion groove. A piston rod extending in one direction and having an inner space and a first knob at one end and a piston rod inserted in the inner space of the syllable body movably for forming a negative pressure and having a second knob at one end, A scanning unit including:
A support portion extending in the one direction and forming an arc shape surrounding a part of the syringe body and supporting a part of the syringe body; a support portion connected to the support portion and having a semicircular or semi-elliptical shape at one side, An engaging unit having an insertion groove formed at an inner center thereof and including a protrusion into which the one of the first handle is inserted into the insertion groove and an engaging part protruding in an L shape to fix the other of the first handle to the protrusion;
And a guide unit connected to the coupling unit at one end and extending in the one direction, the guide unit being formed in a penetrating shape and guiding the piston rod to slide. 8. The method of claim 7,
Wherein the syringe body is rotated in a direction toward the latching part to separate the first knob part from the insertion groove when the first knob is inserted into the insertion groove of the projection. A piston rod extending in one direction and having an inner space and a first knob at one end and a piston rod inserted in the inner space of the syllable body movably for forming a negative pressure and having a second knob at one end, In a syringe accessory that is inserted into a syringe containing the syringe and allows for the inhaling or infusion of tissue cells and liquid by one hand,
A support portion extending in the one direction and forming an elliptical opening shape to surround a part of the syringe body and supporting a part of the syringe body and a semicircular or semi-elliptical shape connected to the support portion, A coupling unit including an insertion hole formed in an inner center of the both side surfaces and the lower portion, and a protrusion into which the first handle is inserted into the insertion groove; And
And a guide unit connected to the coupling unit at one end and extending in the one direction, the guide unit being formed in a penetrating shape to guide the piston rod to slide.

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