KR102326600B1 - Prefilled saline syringe for Imaging Medical Equipment - Google Patents

Abstract

The present invention relates to a pre-filled cell-line syringe for radiology equipment, and according to the present invention, in a pre-filled cell-line syringe for radiology equipment, a cell-line outer cylinder filled with a cell-line sap; It is possible to provide a pre-filled cell line syringe for radiology equipment including a cell line stopper inserted and sealed inside the cell line outer cylinder and a cell line connection unit connected to the inlet of the cell line outer cylinder.

Description

Prefilled saline syringe for Imaging Medical Equipment

The present invention relates to a pre-filled cell-line syringe for radiology equipment, and more particularly, by pre-charging the cell-line sap and configuring it as a disposable part, there is no concern about infection and time is saved. It relates to field cell line syringes.

In various fields including the medical field, a syringe is used for injection of a liquid. Injection of high-viscosity liquids such as contrast agents for X-ray CT scans and contrast agents for MRI (magnetic resonance imaging) requires high pressure, making manual manipulation difficult and time-consuming. Therefore, it is common to inject using a mechanical syringe injector such as an automatic injection device.

However, in the conventional syringe, there was a hassle in that the medical staff had to inject the cell line fluid through the syringe every time it was used, and there was a risk of accidents such as being stabbed by the medical staff.

In addition, although the needle is replaced, the syringe is recycled without replacing it, and there is a concern that infection may occur between patients due to blood reflux.

In addition, as the contrast agent and the cell line sap are supplied through the same hose line, there is a problem in that they are unintentionally mixed.
Japanese Patent Application Laid-Open No. 2014-505518 discloses “an apparatus, assembly and method for controlling the flow of a fluid”.

In order to solve the above problems, the present invention aims to provide a pre-filled cell-line syringe for radiology equipment that can save time and eliminate concerns about infection by pre-charging cell-line sap and configuring it as disposable parts. There is this.

In order to solve the above problems, the pre-filled cell-line syringe for radiology equipment according to the first embodiment of the present invention is a pre-filled cell-line syringe for radiology equipment, the cell-line outer cylinder filled with cell-line sap; It is possible to provide a pre-filled cell line syringe for radiology equipment including a cell line stopper inserted and sealed inside the cell line outer cylinder and a cell line connection unit connected to the inlet of the cell line outer cylinder.

Here, the pre-filled cell-line syringe for the imaging equipment includes a first connector that can be detachably coupled to the contrast medium syringe; a first hose having one end connected to the first connector; It may further include a second hose detachably coupled to the cell line connection part, a second connector to which the other end of the first hose is connected, and a second hose having one end connected to the second connector and an injection needle connected to the other end. .

In addition, the first connector is formed in a cylindrical shape through the inside, the first connector body into which one end of the first hose is inserted downward; It may include a first connecting protrusion formed on the upper end of the first connector body to be fastened to the contrast medium syringe, and an auxiliary fixing part formed on the lower side of the first connector body to fix the first hose.

In addition, the auxiliary fixing part is formed on the lower side of the first connector body, the auxiliary body through which the first hose passes; It may include an elastic member installed on both sides inside the auxiliary body and a fixing member connected to the elastic member to press and fix the first hose.

In addition, the second connector is formed in a 'L'-shaped inside of a cylinder through which the other end of the first hose is inserted into one side and a second connector body into which one end of the second hose is inserted to the lower side; a second connection protrusion formed on an upper end of the second connector body and fastened to the cell line connection part; It may include an opening and closing plate that is formed on the upper side of the second connector body and can be closed and opened by rotation, and an opening protrusion that is moved upward according to the degree of insertion of the second hose and rotates the opening and closing plate to open it. .

In addition, the open protrusion is formed to have a length on the inner upper side of the second connector body, a guide fixing part including a guide groove formed along the length and a 'C' shape are formed and installed in the guide fixing part, It may include an opening protrusion that can move up and down along the guide groove.

In addition, the second connector of the pre-filled cell-line syringe for radiology equipment according to the second embodiment of the present invention is formed in a cylindrical shape through which the inside is penetrated, the cell-line injection tube is fastened to the cell-line connector; a fixed body connected to the lower outer circumferential surface of the cell line injection tube, the diameter of the cell line injection tube being larger than that of the cell line injection tube, and having an open lower surface; A pre-filled cell line for radiology equipment comprising a contrast agent injection tube connected to one side of the fixed body so that the inside thereof is penetrated, and a moving body installed inside the fixed body to move up and down, and to which one end of the second hose is inserted to the lower side. Syringes may be provided.

Here, the mobile body is formed in a tubular shape with a closed upper surface, and the diameter is formed to correspond to the cell line injection tube, one end of the second hose is inserted to the lower side, and the discharge formed by being spaced apart from each other by a predetermined distance along the outer circumferential surface on the upper side a discharge pipe including a hole; a stopper plate formed on the lower side of the discharge pipe to seal the lower side of the fixed body; a connection bar formed at regular intervals along the upper outer peripheral surface of the discharge pipe; It may include a ring member formed in a circular ring and connected to the connecting bar, and a partition member formed along a circumferential surface of the ring member and in close contact with the inner circumferential surface of the fixed body.

In addition, the partition member may include an insertion groove formed on an upper surface, and the fixing body may include an insertion protrusion formed on an inner upper surface and inserted into the insertion groove.

Accordingly, when the movable body is located on the lower side inside the fixed body, the partition member blocks the contrast agent injection tube, and when the movable body moves upward from the inside of the fixed body and is located on the upper side, the discharge pipe is the It is characterized by blocking the cell line infusion tube.

As described above, the pre-filled cell-line syringe for radiology equipment according to an embodiment of the present invention is composed of disposable parts by pre-charging the cell-line sap, so there is no risk of infection.

In addition, since there is no need for medical staff to individually refill the cell line infusion, time can be saved, and there can be no fear of being pierced by the needle.

In addition, the contrast medium and cell line are injected through one line, and since the path can be blocked, it is easier to control the injection amount of the contrast medium or cell line, and there is no fear of mixing, so usability can be improved.

In addition, since the binding force to the hose is improved, it is possible to prevent an accident in which the hose is separated during use.

1 is a perspective view showing a pre-filled cell line syringe for radiology equipment according to a first embodiment of the present invention.
Figure 2 is an exploded perspective view showing the pre-filled cell line syringe for radiology equipment of Figure 1;
Figure 3 is an example of using a pre-filled cell line syringe for radiology equipment according to the first embodiment of the present invention.
Figure 4 is an example of using a pre-filled cell line syringe for radiology equipment according to the first embodiment of the present invention.
5 is a view showing that the pre-filled cell-line syringe for radiology equipment according to the first embodiment of the present invention is connected to the cell-line syringe and the needle by further including a first connector, a first hose, a second connector, and a second hose; A usage example diagram showing .
6 (a) and (b) are a perspective view and a bottom perspective view showing the contrast medium syringe and the first connector of FIG. 5 separated;
7 is a cross-sectional view illustrating the first connector of FIG. 6 ;
FIG. 8 is a perspective view showing the cell line connection part and the second connector of FIG. 5 separated;
Figure 9 is a partially cut-away perspective view showing the second connector of Figure 8;
10 (a) and (b) are exemplary views illustrating a state in which the path of the second connector is changed according to the degree of insertion of the first hose.
11 is a perspective view showing the cell line connection part and the second connector of the pre-filled cell line syringe for radiology equipment according to the second embodiment of the present invention separated.
Figure 12 is a partially cut-away perspective view showing the second connector of Figure 11;
13 (a) and (b) are exemplary views showing a state in which the path of the second connector is changed by the moving body.

Hereinafter, the description of the present invention with reference to the drawings is not limited to specific embodiments, and various modifications may be made and various embodiments may be provided. In addition, it should be understood that the contents described below include all conversions, equivalents, and substitutes included in the spirit and scope of the present invention.

In the following description, terms such as first and second are terms used to describe various components, meanings are not limited thereto, and are used only for the purpose of distinguishing one component from other components.

Like reference numbers used throughout this specification refer to like elements.

As used herein, the singular expression includes the plural expression unless the context clearly dictates otherwise. In addition, terms such as "comprises", "comprising" or "have" described below are intended to designate the existence of features, numbers, steps, operations, components, parts, or combinations thereof described in the specification. It should be construed as not precluding the possibility of addition or existence of one or more other features, numbers, steps, operations, components, parts, or combinations thereof.

The prefilled cellline syringe for radiology equipment of the present invention is used for a contrast medium injector that injects a contrast medium into a patient for CT and MRI scans. By constructing it, there is no risk of infection and it is intended to save time.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings 1 to 13.

1 is a perspective view showing a pre-filled cell-line syringe for radiology equipment according to a first embodiment of the present invention, and FIG. 2 is an exploded perspective view showing the pre-filled cell-line syringe for radiology equipment of FIG. 1, FIG. 3 is an example of use of a pre-filled cell-line syringe for radiology equipment according to a first embodiment of the present invention, and FIG. 4 is an example of use of a pre-filled cell-line syringe for radiology equipment according to a first embodiment of the present invention. , Figure 5 is a pre-filled cell-line syringe for radiology equipment according to the first embodiment of the present invention is connected to the cell-line syringe and the needle by further including a first connector, a first hose, a second connector, and a second hose 6 (a) and (b) are a perspective view and a bottom perspective view showing the contrast agent syringe and the first connector of FIG. 5 separated, and FIG. 7 is the first connector of FIG. Figure 8 is a perspective view showing the cell line connection part and the second connector of Figure 5 separated, Figure 9 is a partially cut-away perspective view showing the second connector of Figure 8, Figure 10 (a) and (b) is an exemplary view showing a state in which the path of the second connector is changed according to the degree of insertion of the first hose.

1 and 2, the pre-filled cell-line syringe for radiology equipment according to the first embodiment of the present invention is filled with cell-line solution and is made for one-time use. This allows the contrast agent to be injected into the patient without staying in the pre-filled cell-line syringe for radiology equipment.

Here, the pre-filled cell line syringe may include a cell line outer cylinder 10 , a cell line stopper 11 , and a cell line connection unit 12 .

The cell line outer cylinder 10 may be formed in a cylindrical shape with an open upper surface and an empty inside so that the cell line sap can be filled therein.

In addition, the cell line outer cylinder 10 may have an inlet formed at the lower side, and may be connected to the second connector 5 through the cell line connection part 12 so that the cell line sap is supplied to the second hose 6 .

The cell-line stopper 11 may be inserted into the cell-line outer tube 10 after filling the cell-line sap in the cell-line outer tube 10 and sealed to prevent the cell-line sap from escaping.

In addition, the cell line stopper 11 may include a pressing bar fastening groove on the upper surface to facilitate pressing. A spiral groove is formed on the inner circumferential surface of the pressure bar fastening groove, so that the pressure bar can be rotated to fasten it to the pressure bar fastening groove. Accordingly, pressure is applied by the contrast agent injector to push out the cell-line solution, so that the cell-line solution is supplied to the second hose 6 through the second connector 5 .

The cell line connector 12 may be connected to the inlet of the cell line outer cylinder 10 to be coupled to the second connector 5 .

Here, the cell line connection part 12 is formed in a cylindrical shape through which the inside is penetrated, and the inlet of the cell line outer cylinder 10 is inserted and installed in the cell line outer cylinder 10 . At this time, it is preferable that the cell line connection part 12 is rotatably installed in the injection hole to facilitate coupling with the second connector 5 .

In addition, the cell line connection part 12 has a screw groove formed on its inner circumferential surface, so that it can be easily fastened to the second connection protrusion 51 of the second connector 5 by rotation.

In addition, the pre-filled cell line syringe may further include a pressure bar 2 to easily supply the cell line sap by pressing the cell line stopper 11 .

The pressure bar 2 can be detachably attached to the cell line stopper 11, and since a spiral protrusion is formed on the lower outer peripheral surface, it can be fixed by being fastened to the pressure bar fastening groove of the cell line stopper 11 by rotation. .

As described above, the pressure bar is easily detachable and can be easily stored.

In addition, the pre-filled cell-line syringe may further include a cover (not shown) that can block the injection hole before use.

The pre-filled cell-line syringe configured in this way may be configured to be used for one-time use in connection with a hose as shown in FIGS. 3 and 4 . At this time, since the illustrated hose shape is only an embodiment, it is not limited thereto.

Referring to FIG. 5 , the pre-filled cell-line syringe can be used in combination with a contrast agent syringe and a needle, and a first connector 3 , a first hose 4 , a second connector 5 , and a second hose 6 ) may be further included.

Here, the contrast agent syringe (C) supplies a contrast agent, and like a pre-filled cell-line syringe, the contrast agent is filled and can be used for one-time use, and may include a contrast agent outer cylinder, a contrast agent stopper, and a contrast agent connection part. Since the structure is substantially the same as that of the pre-filled cell line syringe, a detailed description thereof will be omitted.

The first connector 3 may be detachably coupled to the contrast medium syringe C, that is, inserted into the contrast medium connection portion of the contrast medium syringe C and may be coupled by rotating the contrast medium connection portion, and may be coupled to the contrast medium connection portion in the opposite direction. Rotating it can disengage and separate.

6 and 7 , the first connector 3 may include a first connector body 30 , a first connecting protrusion 31 , an auxiliary fixing part 32 and a first gripping protrusion 33 . have.

The first connector body 30 is formed in a cylindrical shape through which the inside is penetrated, and as it is connected to the contrast agent connection part, the injection hole of the contrast agent outer cylinder is inserted upwardly, and one end of the first hose can be inserted downwardly. Accordingly, the contrast agent syringe (C) and the first hose (4) may be connected.

The first connecting protrusion 31 is formed to protrude along the outer circumferential surface of the upper end of the first connector body 30, and a screw groove is formed on the outer circumferential surface to be inserted into the contrast agent connection part and the contrast agent connection part is rotated as the contrast agent connection part is rotated. It may be fixed by engaging and fastening. However, since this is only the first embodiment of the present invention, the present invention is not limited thereto, and is formed to protrude outward from the upper end of the first connector body 30, and to be formed in various forms such as being spaced apart from each other along the outer circumferential surface. can

The auxiliary fixing part 32 is formed on the lower side of the first connector body 30 to more firmly fix the first hose 4 inserted into the first connector body 30 .

Specifically, the auxiliary fixing unit 32 may include an auxiliary body 320 , an elastic member 321 , and a fixing member 322 .

The auxiliary body 320 is formed on the lower side of the first connector body 30, the first hose 4 can be penetrated.

The elastic member 321 may be installed on both sides of the inner side of the auxiliary body 320, or a plurality of elastic members 321 are spaced apart from each other along the inner circumferential surface. In this case, the outer end of the elastic member 321 may be fixed to the inner circumferential surface of the auxiliary body 320 , and the inner end may be connected to the fixing member 322 .

The fixing member 322 may be connected to the inner end of the elastic member 321 , respectively, and may be fixed by pressing the penetrating first hose 4 .

At this time, the fixing member 322 can be inserted into the first hose 4 and, as shown in FIG. 3 , so that the fixing force is further improved, the inner end may be formed to be inclined downward from the upper side to the inside.

The first gripping protrusion 33 is formed to protrude outwardly on both sides of the first connector body 30, so that the user can easily grip and grab the first connector 3, and it can be convenient to connect with the contrast medium connection part have.

The first hose 4 moves the contrast agent supplied from the contrast agent syringe C so that it is supplied to the second connector 5 , and one end may be connected to the first connector 3 and the other end may be connected to the second connector 5 . ) can be connected to

The second connector 5 is detachably coupled to the cell line connection part 12, the other end of the first hose 4 is connected, and one end of the second hose 6 is connected. Each of these serves to be supplied to the second hose (6).

That is, the contrast medium supplied from the contrast agent syringe (C) is moved to the second hose 6 through the second connector 5, and the cell line sap supplied from the cell line outer cylinder 10 also connects the second connector 5. It can be moved to the second hose (6) through the. At this time, the contrast agent and the cell-line solution are not supplied together through the second hose 6, but the contrast agent is supplied and then the cell-line solution is supplied.

Accordingly, the second connector 5 may be formed so that only the liquid to be supplied can be supplied by selectively blocking the path according to the liquid to be supplied so that only the amount to be supplied can be supplied without mixing the contrast agent and the cell line fluid. .

8 and 9 to explain more specifically, the second connector 5 includes a second connector body 50, a second connecting protrusion 51, an opening/closing plate 52, an opening protrusion 53 and It may include a second gripping projection (not shown).

The second connector body 50 is formed in a cylindrical shape through which the inside of the 'L' shape is penetrated, and as it is connected to the cell line connection part 12, the inlet of the cell line outer cylinder 10 is inserted into the upper side, and to one side The other end of the first hose 4 may be inserted and one end of the second hose 6 may be inserted downward. Accordingly, the cell line outer cylinder 10 and the second hose 6 may be connected, and the first hose 4 and the second hose 6 may be connected.

The second connection protrusion 51 is formed to protrude outward from the upper end of the second connector body 50, and a plurality of them are formed spaced apart from each other at regular intervals along the outer circumferential surface, thereby being inserted into the cell line connection unit 12 and inserted into the cell line connection unit ( As 12) is rotated, it may be fixed by being engaged with the screw groove of the cell line connection part 12 and fastened. However, since this is only an embodiment of the present invention, the present invention is not limited thereto, and may be formed to protrude along the outer circumferential surface of the upper end of the second connector body 50 , and may be formed in various forms such as screw grooves formed on the outer circumferential surface.

The opening/closing plate 52 may be formed and closed on the inner upper side of the second connector body 50 , and may open the upper inner side of the second connector body 50 by rotation formed by the opening protrusion 53 .

That is, as shown in FIG. 10 , the opening/closing plate 52 closes the inner upper side of the second connector body 50 to prevent the cell line sap from being supplied to the second hose 6 through the second connector 5 . When it is rotated and opened by the opening protrusion 53 , the cell line solution is supplied to the second connector 5 so that the cell line solution is supplied to the second hose 6 .

The opening protrusion 53 is moved upward according to the degree of insertion of the second hose 6 to rotate the opening and closing plate 52 to open it, and may include a guide fixing part 530 and an opening protrusion 531 . .

The guide fixing part 530 is formed to have a length on the inner upper side of the second connector body 50 , and the inner side is opened, and an opening protrusion 531 may be installed therein.

In addition, the guide fixing part 530 includes a guide groove formed along the length inward, so that the opening protrusion 531 can move up and down along the guide groove.

The opening protrusion 531 is formed in a 'C' shape and is installed in the guide fixing part 530 so that it can move up and down along the guide groove.

In addition, the opening protrusion 531 may include an upper protrusion vertically protruding upward from the upper surface to more easily open the opening/closing plate 52 .

Accordingly, the opening protrusion 531 is inserted into the second connector body 50 and as it continues to be inserted upward, it can be pushed by the second hose 6 and moved upward, and thus the opening and closing plate 52 can be opened by pushing it. have.

In addition, as the second hose 6 descends downward, it may be moved downward again, and thus the opening/closing plate 52 may be closed.

The second gripping protrusion (not shown) is formed to protrude outwardly from both sides of the first and second connector body 50 , so that the user can easily grip and grab the second connector 5 , and the cell line connection part 12 . It may also be convenient to connect with

The second hose 6 has one end connected to the second connector 5 and an injection needle connected to the other end, so that a contrast agent or cell-line fluid can be supplied through the second connector 5, and the contrast agent uses the injection needle. It can be injected into the patient's body.

In addition, the second hose 6 may include a valve capable of adjusting the contrast agent injection rate.

11 is a perspective view showing the cell line connection part and the second connector of the pre-filled cell line syringe for radiology equipment according to the second embodiment of the present invention, and FIG. 12 is a partial view of the second connector of FIG. It is a cut-away perspective view, and FIGS. 13 (a) and (b) are exemplary views showing a state in which the path of the second connector is changed by the moving body.

11 and 12, the second connector 7 of the pre-filled cell line syringe for radiology equipment according to the second embodiment of the present invention is a cell line injection tube 70, a fixed body 71, and a contrasting Jeju. It may include a tube 72 and a moving body 73 .

Here, except for the second connector 7 including the cell line injection tube 70 , the fixed body 71 , the contrast agent injection tube 72 and the moving body 73 , the image according to the second embodiment of the present invention is The pre-filled cell-line syringe for dean is formed substantially the same as the pre-filled cell-line syringe for radiology equipment according to the first embodiment of the present invention described above.

Accordingly, only the cell line injection tube 70 , the fixed body 71 , the contrast agent injection tube 72 , and the movable body 73 will be described in detail.

The second connector 7 may include a cell line injection tube 70 , a fixed body 71 , a contrast agent injection tube 72 , and a movable body 73 .

The cell line injection tube 70 is formed in a cylindrical shape through which the inside is penetrated, and as it is connected to the cell line connection part 12 , the injection hole of the cell line outer cylinder 10 may be inserted upwardly. In this case, the cell line injection pipe 70 may include a third connecting protrusion 700 to be fastened with the cell line connecting part 12 .

The third connection protrusion 700 is formed to protrude outward from the upper end of the cell line injection tube 70, and a plurality of them are formed at regular intervals along the outer circumferential surface, thereby being inserted into the cell line connection part 12 and the cell line connection part 12 ) may be fixed by being engaged with the screw groove of the cell line connection part 12 as it rotates. However, since this is only an embodiment of the present invention, the present invention is not limited thereto, and may be formed to protrude along the outer circumferential surface of the upper end of the cell line injection pipe 70, and may be formed in various forms, such as a screw groove is formed on the outer circumferential surface.

In addition, the cell line injection pipe 70 may be in contact with the moving body 73 to block a path through which the cell line sap is supplied, and a lower portion of the cell line injection pipe 70 may be located inside the fixed body 71 . Accordingly, as the moving body 73 moves upward, the opened lower surface of the cell line injection pipe 70 is blocked by the upper surface of the discharge pipe 730 of the moving body 73, and the cell line sap flows into the second hose 6 can prevent you from going.

In addition, the cell line injection tube 70 may further include a third gripping protrusion (not shown).

The third gripping protrusion (not shown) is formed to protrude from both sides of the cell line injection tube, so that the user can easily grip the second connector 7 and connect it with the cell line connection part 12. .

The fixed body 71 is connected to the lower outer circumferential surface of the cell line injection tube 70, the diameter is formed larger than the cell line injection tube 70, and may be formed in a cylindrical shape with an open lower surface. Accordingly, the movable body 73 may be installed therein, and the movable body 73 may include a support protrusion 710 formed along the lower inner circumferential surface so as not to be separated from the fixed body 71 .

Accordingly, the movable body 73 is supported by the support protrusion 710 without being separated so that it may not fall to the lower side of the fixed body 71 .

In addition, the fixed body 71 may further include an insertion protrusion 711 so that the movable body 73 moved upward from the inside can be fixed.

The insertion protrusion 711 is formed to protrude downward on the inner upper surface of the fixed body 71 and is inserted into the insertion groove of the partition member 734 , thereby fixing the movable body 73 .

The contrast agent injection tube 72 is formed in a cylindrical shape through which the inside is penetrated, and may be connected to one side of the fixed body 71 so that the inside is vertically penetrated. In addition, the first hose 4 may be connected by being inserted into the end. Accordingly, the contrast agent may be supplied from the first hose 4 to move the contrast agent to the second hose 6 through the second connector 7 .

The movable body 73 may be installed inside the fixed body 71 to move up and down, and one end of the second hose 6 may be inserted downward.

Specifically, the moving body 73 may include a discharge pipe 730 , a stopper plate 731 , a connecting bar 732 , a ring member 733 , and a partition member 734 .

The discharge pipe 730 is formed in a tube shape with a closed upper surface, the diameter may correspond to the diameter of the cell line injection pipe 70 or may be formed larger. Accordingly, as the moving body 73 moves upward, it can contact and seal the lower end of the cell line injection pipe 70, thereby preventing the cell line sap from flowing to the lower side.

In addition, one end of the second hose 6 may be inserted into the lower side and may include a discharge hole 730a.

A plurality of discharge holes 730a are formed at regular intervals along the outer circumferential surface on the upper side of the discharge pipe 730, and the cell line sap or contrast agent introduced from the cell line injection tube 70 or the contrast agent injection tube 72 passes through the discharge pipe ( 730) so as to move to the second hose (6).

The stopper plate 731 may be formed in a circular plate shape on the lower outer peripheral surface of the discharge pipe 730 to seal the lower side of the fixed body 71 . In addition, the stopper plate 731 may be supported by the support protrusion 710 of the fixed body 71 .

Accordingly, the contrast agent or cell-line sap flowing into the fixed body 71 may be supplied to the second hose 6 through the movable body 73 without flowing out of the fixed body 71 .

The connection bar 732 may be formed in a bar shape and spaced apart from each other by a predetermined interval along the upper outer peripheral surface of the discharge pipe 730 , and may be formed radially around the discharge pipe 730 . Accordingly, the contrast agent or the cell line sap may move downward through between the connection bars 732 .

The ring member 733 may be formed in a circular ring so that each end of the connecting bar 732 may be connected to the inner circumferential surface. At this time, the ring member 733 may be installed to be close to the inner wall of the fixed body (71).

The partition member 734 is formed to form a cylindrical wall upward along the circumferential surface of the ring member 733 , and may be in close contact with the inner circumferential surface of the fixed body 71 . Accordingly, the partition wall member 734 may close the contrast agent injection tube 72 according to the movement of the moving body 73 to block the path through which the contrast agent flows.

In addition, the partition member 734 may include an insertion groove so that the movable body 73 can be fixed in position from the upper side of the fixed body 71 .

The insertion groove is formed on the upper surface of the partition member 734 , and may be formed to correspond to the shape and position of the insertion protrusion 711 .

Accordingly, when the insertion protrusion 711 is inserted, the position of the movable body 73 may be fixed.

With the above configuration, as shown in FIG. 13, when the movable body 73 is located on the lower side inside the fixed body 71, the partition wall member 734 blocks the contrast agent injection tube 72, and moves When the body 73 moves upward within the fixed body 71 and is located on the upper side, the discharge pipe 730 may block the cell line injection pipe 70 .

In this way, when the contrast medium is injected, the cell line injection tube 70 through which the cell line solution is introduced is blocked, and when the cell line solution is injected, the contrast medium injection tube 72 through which the contrast medium is injected is blocked, thereby supplying the same hose line. It is possible to prevent a case in which the cell line sap and the contrast agent are mixed, and the injection amount of the contrast agent or cell line can be more easily adjusted.

As described above, the pre-filled cell-line syringe for radiology equipment according to an embodiment of the present invention is composed of disposable parts by pre-charging the cell-line sap, so there is no concern about infection.

In addition, since there is no need for medical staff to individually refill the cell line infusion, time can be saved, and there can be no fear of being pierced by the needle.

In addition, the contrast medium and the cell line infusion are injected through one line, and the path can be blocked, so it is easier to control the injection amount of the contrast medium or the cell line infusion, and there is no fear of mixing, so usability can be improved.

In addition, since the binding force to the hose is improved, it is possible to prevent an accident in which the hose is separated during use.

In the above, the pre-filled cell line syringe for radiology equipment according to the embodiment of the present invention has been described by dividing it into the first and second embodiments. It is not limited to the embodiment, and the configuration of the embodiment may be applied to each other by changing the design.

Although the embodiments of the present invention have been described above with reference to the accompanying drawings, those of ordinary skill in the art to which the present invention pertains can practice the present invention in other specific forms without changing the technical spirit or essential features of the present invention. you will be able to understand Accordingly, the embodiments described above are illustrative in all respects and not restrictive.

10: Cell line outer cylinder
11: Cell line stopper
12: cell line connection
2: pressure bar
3: first connector
30: first connector body
31: first connecting projection
32: auxiliary fixing unit
320: auxiliary body
321: elastic member
322: fixing member
33: first gripping process
4: first hose
5: second connector
50: second connector body
51: second connecting projection
52: opening plate
53: open protrusion
530: guide fixing part
531: open protrusion
6: 2nd hose
7: second connector body
70: cell line injection tube
700: third connecting protrusion
71: fixed body
710: abutment
711: insertion protrusion
72: contrast agent injection tube
73: mobile body
730: discharge pipe
730a: discharge hole
731: stopper plate
732: connection bar
733: ring member
734: bulkhead member
C: Contrast agent syringe

Claims (10)

delete delete In the pre-filled cell line syringe for radiology equipment,
Cell line outer container filled with cell line sap;
a cell line stopper inserted and sealed inside the cell line outer cylinder;
a cell line connection part connected to the inlet of the cell line outer cylinder;
a first connector capable of being detachably coupled to the contrast medium syringe;
a first hose having one end connected to the first connector;
a second connector detachably coupled to the cell line connection part, the other end of the first hose being connected; and
A second hose having one end connected to the second connector and an injection needle connected to the other end,
The first connector is formed in a cylindrical shape through the inside, the first connector body is inserted into one end of the first hose to the lower side;
a first connecting protrusion formed on the upper end of the first connector body and fastened to the contrast agent syringe;
A pre-filled cell-line syringe for radiology equipment including an auxiliary fixing part formed under the first connector body and fixing the first hose.
4. The method of claim 3,
The auxiliary fixing unit,
an auxiliary body formed on a lower side of the first connector body and through which the first hose passes;
An elastic member installed on both sides of the inner side of the auxiliary body, and
A pre-filled cell-line syringe for radiology equipment comprising a fixing member connected to each of the elastic members to press and fix the first hose.
In the pre-filled cell line syringe for radiology equipment,
Cell line outer container filled with cell line sap;
a cell line stopper inserted and sealed inside the cell line outer cylinder;
a cell line connection part connected to the inlet of the cell line outer cylinder;
a first connector capable of being detachably coupled to the contrast medium syringe;
a first hose having one end connected to the first connector;
a second connector detachably coupled to the cell line connection part, the other end of the first hose being connected; and
A second hose having one end connected to the second connector and an injection needle connected to the other end,
The second connector is formed in a 'L'-shaped inside of a cylinder through which the second connector body is inserted, the other end of the first hose is inserted into one side and one end of the second hose is inserted into the lower side;
a second connection protrusion formed on an upper end of the second connector body and fastened to the cell line connection part;
an opening/closing plate that is formed on the inner upper side of the second connector body and can be closed and opened by rotation;
A pre-filled cell line syringe for radiology equipment including an opening protrusion that is moved upward according to the degree of insertion of the second hose and opened by rotating the opening and closing plate.
6. The method of claim 5,
The opening protrusion,
a guide fixing part formed to have a length on the inner upper side of the second connector body and including a guide groove formed along the length;
A pre-filled cell-line syringe for radiology equipment including an opening protrusion that is formed in a 'C' shape, is installed on the guide fixing part, and can be moved up and down along the guide groove.
In the pre-filled cell line syringe for radiology equipment,
Cell line outer container filled with cell line sap;
a cell line stopper inserted and sealed inside the cell line outer cylinder;
a cell line connection part connected to the inlet of the cell line outer cylinder;
a first connector capable of being detachably coupled to the contrast medium syringe;
a first hose having one end connected to the first connector;
a second connector detachably coupled to the cell line connection part, the other end of the first hose being connected; and
A second hose having one end connected to the second connector and an injection needle connected to the other end,
The second connector is formed in a cylindrical shape through the inside, the cell line injection pipe is fastened to the cell line connection portion;
a fixed body connected to the lower outer circumferential surface of the cell line injection tube, the diameter of the cell line injection tube being larger than that of the cell line injection tube, and having an open lower surface;
a contrast agent injection tube connected to one side of the fixed body so that the inside is penetrated; and
A pre-filled cell-line syringe for radiology equipment including a movable body installed inside the fixed body to move up and down, and to which one end of the second hose is inserted downward.
8. The method of claim 7,
The mobile body,
The upper surface is formed in a closed tube shape, the diameter is formed to correspond to the cell line injection tube, one end of the second hose is inserted to the lower side, the discharge pipe including a discharge hole formed at a predetermined interval along the outer peripheral surface at the upper side;
a stopper plate formed on the lower side of the discharge pipe to seal the lower side of the fixed body;
a connection bar formed at regular intervals along the upper outer peripheral surface of the discharge pipe;
a ring member formed in a circular ring and connected to the connecting bar; and
A pre-filled cell line syringe for radiology equipment comprising a partition member formed along a circumferential surface of the ring member and in close contact with the inner circumferential surface of the fixed body.
9. The method of claim 8,
The partition member is
Including an insertion groove formed on the upper surface,
The fixed body is
A pre-filled cell-line syringe for radiology equipment comprising an insertion protrusion that is formed on the inner upper surface and can be inserted into the insertion groove.
9. The method of claim 8,
When the movable body is located on the lower side inside the fixed body, the partition member blocks the contrast agent injection tube,
Pre-filled cell-line syringe for radiology equipment, characterized in that when the movable body moves upward from the inside of the fixed body and is located on the upper side, the discharge tube blocks the cell-line injection tube.

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