KR100701223B1 - Automated Drug Injection Gun - Google Patents

Abstract

An automatic injection gun is provided to adjust injection speed and amount manually or automatically, to make correct and stable injection into a patient's body, and to have ordinary syringe of 1-10 cc mounted thereon. The automatic injection gun includes an endless gear(100), a push holder(200), a first syringe holder(300), a second syringe holder(400), a first slide portion(500), first and second connection rods(550,560), a second slide portion(600), a first driving unit(700), a second driving unit(800), an operation button unit(900), a panel(940), a power supply portion(960) and a PCB board(980). The push holder comprises a holder support(210) and a push insertion rod(220). The operation button unit(900) generates an operation signal to let the push holder slide. The lower parts of the first and second connection rods are coupled with a first guide of the first slide portion(500).

Description

Automatic Injection Gun {Automatic Injection Gun}

1 is a view showing a conventional drug injection gun,

Figure 2 is a perspective view showing an automatic drug injection gun according to the present invention,

Figure 3 is an exploded perspective view showing the internal components of the body portion of the automatic drug injection gun according to the present invention,

Figure 4 is a perspective view showing the internal components of the body portion of the automatic drug injection gun according to the present invention,

Figure 5a is a side view showing the push holder and the first coupling of the automatic drug injection gun according to the present invention,

5B is a cross-sectional view taken along the line A-A of FIG. 5A;

5C is a cross-sectional view taken along the line B-B of FIG. 5A;

Figure 6a is a side view showing the first syringe holder and the second coupling of the automatic drug injection gun according to the present invention,

6B is a cross-sectional view taken along the line C-C of FIG. 6A;

Figure 7 is a side view showing a state in which the push holder, the first slide portion, the second slide portion, the first and second driving means of the automatic drug injection gun according to the present invention,

8 is a perspective view showing that the syringe is seated on the top of the body portion of the automatic drug injection gun according to the invention,

9a to 9c is a view showing the operating state of the automatic drug injection gun according to the present invention,

10 is a view showing the display of the panel of the automatic drug injection gun according to the present invention,

11 is a view showing the entire panel of the automatic drug injection gun according to the present invention.

<Description of Symbols for Main Parts of Drawings>

10: body part

12: long hole 14: opening groove

16: panel mounting groove 18: trigger mounting groove

100: endless gear belt

110: first line 120: second line

200: push holder

210: holder support 212: tooth hole

214: free hole 220: push insertion table

222: push insert groove 230: first sensor dog

300: 1st syringe holder

310: first support 312a, 312b: first and second free holes

314: protrusion 314a: screw hole

320: support insert 322: support insert groove

330: stopper means

332: thread 332a: stopper ring

334: tight packing 336: fitting

338: fixed handle

340: auxiliary syringe holder

342: auxiliary insertion hole 344: auxiliary insertion groove

400: second syringe holder

410: needle body groove 420: second support

450: Needle Guide

452: needle groove 454: contact surface

456: insertion hole

500: first slide part

510a, 510b: first and second guide 520: second gear coupling

530: third gear

540: setting means

542: screw hole 544, 546: 1st and 2nd stopper screw

550, 560: first and second coupling band

552, 562: combined holes

570: support piece 580: elastic packing

600: second slide part

610, 620: first and second plate 630, 640: third and fourth coupling band

632, 642: coupling hole 650: fastening hole

700: first driving means

710: first motor

712: motor shaft 714: first gear

720: first motor support

722: shaft hole 724: second sensor dog

726: first detection sensor 728: coupling hole

730: second detection sensor

800: second driving means

810: second motor

812: motor shaft 814: second gear

820: second motor support

822: Axon

830: base portion

832: plate coupling portion 834: motor support coupling portion

900: operation button means

910: trigger 912: button contact

920: trigger button portion 922: button protrusion

940: Panel

942: operation button unit 944: display unit

960: power supply

962: charging unit

980: PCB substrate

The present invention relates to an automatic drug injection gun, and more particularly, by placing a syringe on the upper part of the body, and adjusting the syringe volume, the depth at which the needle is inserted into the skin, the injection speed, the injection amount, the injection time, etc. It is an automatic drug injection gun that can be injected accurately and stably by pressing a trigger, and provides manual and automatic modes that can be easily used by both beginners and experts.

In general, injection treatment includes intradermal injections injected between the epidermis and dermis of the skin, subcutaneous injections for administering drugs to subcutaneous tissue, intramuscular injections for injection of drugs to muscles deeper than the skin, and intravenous injections for injecting drugs directly into veins. In most cases, the injection of the drug is mainly by injecting a syringe directly, but in the case of subcutaneous injection, a drug injection gun is often injected for safer and more accurate treatment.

As shown in FIG. 1, the conventional drug injection gun includes a syringe including a needle 6, a drug cartridge 4 containing a drug, and a push portion 2 for pushing the drug of the drug cartridge 4. (1) is designed to be mounted on the top, the handle portion is provided with a trigger (8) for starting the operation of the syringe (1), by pushing the push portion (2) of the syringe (1) the cartridge (4) It consists of a body (9) is provided with a pressing portion (7) for injecting the drug into the body.

Such a conventional injection gun has an unstable fixation of the syringe 1, and the user's experience has made it difficult to inject a predetermined dose of a drug accurately into a body at a predetermined infusion rate.

That is, there is a limit in that the dose of the drug in the drug cartridge 4 of the syringe 1 is precisely pressed into the body skin at a predetermined pressure so that the drug in the drug cartridge 4 is injected. .

In addition, in the case of injection divided into several times, it is difficult to control the precise injection amount every time.

The present invention for solving the above problems, the dose of the syringe for administering the medicament to the patient's body, the depth of the needle is inserted into the skin, the injection speed, the injection amount, the injection time, etc. anyone easily and simply by the operation button unit manual and automatic The purpose of the present invention is to provide an automatic drug injection gun that can be controlled by selecting a mode, which can be easily checked on the display unit, and that enables stable and accurate drug administration.

In order to achieve the above object, the automatic drug injection gun according to the present invention, in the drug injection gun that can be injected into the body of the patient by mounting a syringe in the body, provided in the body portion It will be, having a predetermined length, the first and second lines of the annular endless gear belt formed by being connected to each other; The holder support is formed on the lower surface of the holder hole is formed in the lower surface is engaged with the first line of the endless gear belt and the free hole for the second line to move freely, and the push portion of the syringe is inserted into the upper surface of the holder support A push holder made of a push insertion groove in which a push insertion groove is formed; First and second free holes are formed on the bottom surface of the endless gear belt so that the first and second lines of the endless gear belt are freely moved. A protrusion is formed to protrude downward on one side of the bottom surface, and the stopper means is coupled to the protrusion. A first syringe holder formed of a first supporter having a threaded hole formed therein, and a support insertion groove having a support insertion groove formed therein to be coupled to an upper surface of the first support to insert a support of a syringe into an inner surface thereof; A second syringe holder in which a needle body portion groove into which a needle body portion of the syringe is inserted is opened, and a second support is formed below the needle body portion groove; It has a predetermined length, and the first and second guides of cylindrical shape are coupled to the left and right sides up and down, respectively, one side is formed with the second gear gear is a predetermined length, the third gear is coupled to one side of the upper side, one side The first slide unit is provided with setting means for setting the movement interval such that the protrusion of the first syringe holder is slid only at a predetermined interval; A first coupling unit and a second coupling unit coupled to a lower portion of the first slide unit so as to slide together with each other, and to which the push holder and the first syringe holder are coupled; Located at the bottom of the first slide portion, the first and second plates are formed at both ends, the upper portion of the first and second plates are coupled to each other so that the upper portion is sliding with the second guide of the first slide portion , A second slide unit formed of four bonds; First driving means coupled to one end of the first slide part and coupled to the endless gear belt to transmit a driving force; Second driving means engaged with the second gear engagement portion of the first slide portion to transmit a driving force; An actuation button means for generating an actuation signal such that the push holder is slid; A panel including an operation button unit for performing an operation according to a preset program, and a display unit displaying the operation button unit according to an operation of the operation button unit; A power supply unit supplying power to the first and second driving means, the operation button means and the panel; And a PCB substrate to which the first and second driving means, the power supply unit, the operation button means, and the operation button unit are connected by a connector; It provides an automatic drug injection gun, characterized in that consisting of.

In addition, the push insertion groove of the push holder is characterized in that consisting of a plurality of stepped.

Finally, the first syringe holder is formed with an auxiliary insertion hole which is fixed to the support insertion groove, and further comprises an auxiliary syringe holder having an auxiliary insertion groove into which a small syringe support is inserted at an upper side of the auxiliary insertion hole. It is characterized by.

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

Figure 2 is a perspective view showing an automatic drug injection gun according to the present invention, Figure 3 is an exploded perspective view showing the internal components of the automatic drug injection gun according to the present invention, Figure 4 is an automatic drug injection according to the present invention 5A is a side view showing the push holder and the first coupling bar of the automatic drug injection gun according to the present invention, and FIG. 5B is a cross-sectional view taken along line AA of FIG. 5A, and FIG. 5C. 5B is a cross-sectional view taken along the line BB of FIG. 5A, FIG. 6A is a side view showing the first syringe holder and the second coupling band of the automatic drug injection gun according to the present invention, FIG. 6B is a cross-sectional view taken along the line CC of FIG. 6A, and FIG. 8 is a side view illustrating a state in which the push holder, the first slide unit, the second slide unit, and the first and second driving means of the automatic drug injection gun are coupled, and FIG. 8 is a body portion of the automatic drug injection gun according to the present invention. 9A to 9C are views showing an operating state of an automatic injection gun according to the present invention, and FIG. 10 shows a display of a panel of an automatic injection injection gun according to the present invention. 11 is a view showing the entire panel of the automatic drug injection gun according to the present invention.

As shown in Figure 2 to 7, the automatic drug injection gun according to the present invention,

It is installed in the gun-shaped body portion 10, has a predetermined length, and is provided with an annular endless gear belt 100 is formed by connecting the first and second lines (110, 120).

Holder support 210 in which the fitting hole 212 and the second hole 120, which are engaged with the first line 110 of the endless gear belt 100 and the free line 214, which are inserted to move freely, are formed on a lower surface thereof. And a push holder consisting of a push inserting unit 220 which is coupled to an upper portion of the holder support 210 and has a push inserting groove 222 on which an inner surface of the push unit 2 is inserted. 200 is provided.

In this case, the holder support 210 of the push holder 200, the push holder 200 to approach the first detection sensor 726 of the first motor support 720 to be described below to approach the first The sensor dog 230 is provided.

At this time, the push insertion groove 222 of the push holder 200 is formed with a plurality of stepped.

Therefore, the size of the pusher 2 of the syringe 1 is not limited.

Conventionally, a push insertion groove having a size corresponding to the push portion of the largest syringe among the syringes mounted on the drug injection gun is formed so that when the diameter of the push portion seated on the push insertion groove is small, the seat is stably seated. Although there was a problem that can not be, in the present invention, a plurality of stepped jaw is formed so that the syringe (1cc, 5cc, 10cc, etc.) having the push portion 2 of various sizes is securely seated and supported.

In addition, the engagement hole 212 has a gear formed therein to correspond to the endless gear belt 100, the width of the free hole 214 is formed larger so as not to interfere with the endless gear belt 100. .

First and second free holes 312a and 312b, which are inserted to freely move the first and second lines 110 and 120 of the endless gear belt 100, are formed on the lower surface, and protrude downward on one side of the lower surface. Protruding portion 314 is formed so that the first support 310, the screw hole 314a is formed so that the stopper means 330 is coupled to the protrusion 314, coupled to the upper portion of the first support 310 The first syringe holder 300 is formed of a support inserting unit 320 having a support inserting groove 322 into which the support 3 of the syringe 1 is inserted into the inner surface.

Here, the widths of the first and second free holes 312a and 312b are formed larger so as not to interfere with the endless gear belt 100.

In addition, the stopper means 330 is coupled to the protrusion 314 of the first syringe holder 300, the screw line on the outer periphery to be in close contact or spaced apart on one side of the first slide portion 500 to be described later 332 is formed, one end of the screw line 332 is provided with a close packing 334, and the other end of the screw line 332 is formed with a fitting hole 336 to which the fixed handle 338 is fitted In addition, the body portion 1 is formed with a long hole 12 is inserted into the fitting hole 336 protrudes to the outside. In addition, a stopper ring 332a is further coupled to the outer circumference of the screw line 332 to prevent it from being separated after being fitted into the protrusion 314 of the first syringe holder 300. That is, the stopper means 330 fastened to the screw hole 314a of the protrusion 314 is fixed to the first slide part 500 while being tightened, and then the first syringe holder 300 adjusts the gap thereafter. The close packing 334 is to be spaced apart from one side of the first slide portion 500, in this case is to be maintained in the state coupled to the screw hole 314a of the protrusion 314 without being completely separated. .

The close packing 334 rotates the fixed handle 338 so that the first syringe holder is tightly fixed when the first syringe holder is fixed to the first slide part 500.

In addition, the first syringe holder 300, the auxiliary insertion hole 342 is formed to be fixed to the support insertion groove 322 is formed, the auxiliary insertion groove into which a small syringe support is inserted in the upper side of the auxiliary insertion hole ( Auxiliary syringe holder 340 is formed 344 is provided separately. The auxiliary syringe holder 340 is used to insert and fix the 1cc syringe.

That is, by separately providing an auxiliary syringe holder 340 having an auxiliary insertion groove 344 having a size corresponding thereto so that the syringe support of 1 cc capacity can be inserted and fixed in order to more stably fix the 1 cc syringe. Small dose (1cc) of the syringe will be able to solve the unstable fixation.

This is, as an embodiment, of course, it is possible to manufacture an auxiliary syringe holder formed with a sub-insertion groove so that a syringe of another capacity in addition to the syringe of 1cc capacity can be inserted and fixed.

The needle body portion groove 410 into which the needle body portion 5 of the syringe 1 is inserted is formed to have an upper portion thereof, and a second syringe holder 400 having a second support 420 formed therein is provided below. .

It has a predetermined length, the first and second guides (510a, 510b) of the cylindrical is coupled to the left and right sides up and down, respectively, the second gear coupling portion 520 is formed at a predetermined length on one side, the first side Three gears 530 are coupled, the first slide is provided on one side is provided with a setting means 540 for setting the movement interval such that the protrusion 314 of the first syringe holder 300 slides only a predetermined interval. The unit 500 is provided.

At this time, the setting means 540 is formed with a screw hole 542 at a predetermined interval on one side of the first slide portion 500, is fastened to the screw hole 542 and the first syringe holder 300 The protrusions 314 of the first and second stopper screws (544, 546) are provided so as to slide and stop.

In addition, a pair of support pieces 570 for supporting the first and second guides 510a and 510b on the left and right sides are fixed to one side of the first slide part 500, and an elastic packing 580 is provided at the front end thereof. ) Is combined. The elastic packing 580 serves to mitigate the impact when the first slide 500 is slid inside the body 10 while being bumped against the inside of the body 10.

The first and the second coupling table is coupled to the lower portion so as to slide with the first guide 510a of the first slide unit 500, the push holder 200 and the first syringe holder 300 is coupled to the upper (550, 560) is provided, the first guide (510a) to be fitted to the left and right first guides (510a) of the first slide portion 500 on the lower surface of the first and second coupler (550, 560) Coupling holes (552, 562) are formed to correspond to.

That is, while preventing the first guide 510a of the first slide unit 500 from being separated by the coupling holes 552 and 562, the push holder 200 and the first syringe holder 300 It will be guided to slide.

Located in the lower portion of the first slide portion 500, first and second plates 610 and 620 are formed at both ends, and the first slide portion is disposed above the first and second plates 610 and 620. The second slide part 600 including the third and fourth coupling bands 630 and 640 coupled to the second guide 510b of the 500 so as to slide together with each other is provided.

Here, coupling holes 632 and 642 are formed on the upper surfaces of the 3 and 4 coupling bands 630 and 640 so as to correspond to the second guide 510b.

That is, the second guide part 510b of the first slide part 500 is prevented from being separated by the coupling holes 632 and 642, and the second slide part 600 is connected to the first slide part ( It is coupled to guide 500 to slide.

In addition, a plurality of fastening holes 650 to which fastening screws are fastened to be fixed to the body part 10 are formed on one side surface of the second slide part 600 at predetermined intervals.

The first driving means 700 is coupled to one side of the upper end of the first slide part 500 and coupled to the endless gear belt 100 to transmit a driving force, and the first driving means 700 includes a motor shaft. A first motor 710 having a 712 and a shaft hole 722 into which the motor shaft 712 is fitted are formed therethrough, and a second sensor dog 724 is provided at one upper end, and the push at the other upper end. The first detection sensor 726 is coupled to detect the approach of the holder support 210 of the holder 200, the first motor support 720 is coupled to the upper side of the first slide portion 500, The first gear 714 is coupled to the motor shaft 712 and engaged with the endless gear belt 100 to rotate. In this case, a second detection sensor 730 for detecting the second sensor dog 724 of the first motor support 720 is provided in the body portion 10.

The second driving means 800 is coupled to the second gear engaging portion 520 of the first slide part 500 to transmit a driving force, and the second driving means 800 moves the motor shaft 812. A second motor 810 having a second motor support 820 through which a shaft hole 822 into which the motor shaft 812 is fitted is formed, and coupled to the motor shaft 812, wherein the first slide part A second gear 814 that is engaged with the second gear coupling part 520 of the 500 and rotates and is coupled to a lower portion of the first plate 610 of the second slide part 600, and the second motor supporter 820 is composed of a base portion 830 coupled to one side.

Here, the base portion 830 has a plate coupling portion 832 is formed so that the first plate 610 is coupled to the upper surface, the second motor support 820 on the other side of the plate coupling portion 832 Motor support coupling portion 834 is formed to be coupled.

An operation button means 900 for generating an operation signal is provided so that the push holder 200 is slid, The operation button means 900 is a trigger 910 is formed with a button contact hole 912 on the inner side, The trigger button portion 920 is provided with a button protrusion 922 that is in contact with the button contact port 912 of the trigger 910 is pressed by an external force.

The panel 940 is provided with an operation button unit 942 for operating according to a preset program, and a display unit 944 for displaying the same according to the operation of the operation button unit 942.

At this time, the operation button unit 942 is formed with an upper, lower, left, right, M (M) button, the display unit 944 and the operation button unit 942 are interconnected by a connector (not shown) Will be. In addition, the operation button unit 942 is connected to the PCB (980) to be described later by a connector (not shown).

The power supply unit 960 for supplying power to the first and second driving means 700 and 800, the operation button means 900 and the panel 940 is provided. In this case, the power supply unit 960 is configured by connecting a plurality of rechargeable batteries in series, and is provided with a charging unit 962 connected to the adapter (not shown) for charging the rechargeable battery.

The first and second driving means 700 and 800, the power supply unit 960, the operation button means 900, and the operation button unit 942 are connected to each other by a connector (not shown).

On the other hand, by injecting the syringe 1 seated on the body 10 on the patient's body to guide the injection stably, the needle groove 452 into which the needle 6 of the syringe 1 is inserted Is formed in, the contact surface 454 is formed on the front side, the lower side is provided with a needle guide portion 450 is formed with an insertion hole 456 to be coupled to the body portion 10.

On the upper end of the body portion, the push inserting unit 220 of the push holder 200, the support inserting unit 320 of the first syringe holder 300 and the needle body portion groove 410 of the second syringe holder 400 is An opening groove 14 is formed to slide outwardly.

Looking at the operating state of the present invention automatic drug injection gun configured as described above are as follows.

As shown in FIGS. 8 to 11,

a) The needle body portion 5 of the syringe 1 is inserted into the needle body portion groove 410 of the second syringe holder 400.

b) Grasp the fixing knob 338 of the stopper means 330 and rotate it counterclockwise to release the tightening.

c) Holding the fixed handle 338 so that the support (3) of the syringe (1) is inserted into the support insertion groove 322 of the first syringe holder 300 has been loosened and sliding in the first slide 500, the interval After adjusting, insert the support 3 of the syringe 1 into the support insertion groove 322.

d) Grasp the fixing knob 338 so that the first syringe holder 300 into which the support 3 of the syringe 1 is inserted is fixed and rotated in a clockwise direction. That is, the tight packing 334 provided on one side of the fixed handle 338 is fixed to one side of the first slide part 500 so as not to flow.

e) Press and hold the trigger 910 of the operation button means 900 to apply power to the panel 940. That is, the operation of the operation button unit 942 is possible and at the same time the display unit 944 that can visually check this is turned on.

f) Press and hold the upper button of the operation button unit 942 so that the push holder 200 slides along the first slide unit 500 while gently touching the back of the push unit 2 of the syringe 1.

That is, when the upper button of the operation button unit 942 is pressed, the motor shaft 712 of the first motor 710 is rotated forward, and the first gear 714 coupled to the motor shaft 712 is pivoted. Will be conveyed. The endless gear belt 100 coupled to the first gear 714 rotates forward, and the push holder 200 in which the engagement hole 212 is engaged is used to move the first guide 510a of the first slide part 500. Sliding along.

g) Fine adjustment is performed by pressing the right button of the operation button unit 942. At this time, release the right button when the drug comes out.

h) Press the M button of the operation button part 942.

i) Select the volume of syringe (1) to be used. In this case, one of 1cc, 5cc and 10cc is selected.

j) Press the upper button of the operation button unit 942 to move to the next screen, and select any one of ① PPP Mode ② Auto Mode ③ NPG Mode.

① PPP Mode is a mode in which the user manually adjusts the depth, injection speed, and injection amount at which the needle is inserted into the skin.

j-1) The upper button of the operation button unit 942 is pressed.

j-2) Press the left or right button of the operation button unit 942 to select the scanning dose, and then press the up button.

j-3) Press the left or right button of the operation button unit 942 to adjust the depth of the needle is inserted into the skin and then press the M button.

j-4) by pressing the trigger 910 of the operation button means (900). At this time, the drug is injected while the trigger 910 is pressed.

Here, referring to the operation of the internal components according to j-3) to j-4), the motor shaft 812 of the second motor 810 is rotated forward, the second shaft coupled to the motor shaft 812 The gear 814 rotates forward, and the second gear 814 meshes with the second gear coupling part 520 of the first slide part 500 so that the first slide part 500 slides in the front-rear direction. Accordingly, the needle 6 is inserted into the skin of the patient while the first slide part 500 slides forward from the upper portion of the second slide part 600 along the second gear engagement part 520. At this time, the insertion depth is inserted by the user set mm.

When the insertion is completed, the motor shaft 712 of the first motor 710 is rotated forward, the first gear 714 coupled to the motor shaft 712 is rotated forward. The endless gear belt 100 coupled to the first gear 714 rotates forward, and the push holder 200 in which the engagement hole 212 is engaged is used to move the first guide 510a of the first slide part 500. The sliding is pushed along the back of the push unit 2 of the syringe 1 is injected with the drug.

② Auto Mode is a mode that adjusts automatically according to a program that is set for the user's convenience.

j-1 ') The upper button of the operation button part 942 is pressed.

j-2 ') Press the left or right button of the operation button unit 942 to select the injection volume and then press the up button. Here, one of the injection doses 0.05cc, 0.1cc, 0.2cc, 0.3cc, 0.4cc, 0.5cc is selected.

j-3 ') Press the left or right button of the operation button unit 942 to adjust the depth that the needle is inserted into the skin and then press the M button.

j-4 ') by pressing the trigger 910 of the operation button means (900). At this time, each time the trigger 910 is pressed once, the needle 5 inserted into the skin is ejected from the skin after the procedure selected by the injection amount and depth selected by the user, and then moved to the next treatment site to perform the injection.

Here, referring to the operation of the internal component for sliding the needle 5 to the rear, the motor shaft 812 of the second motor 810 is reversely rotated, the second shaft coupled to the motor shaft 812 The gear 814 rotates in reverse, and the second gear 814 is engaged with the second gear coupling part 520 of the first slide part 500 so that the first slide part 500 slides backward. Accordingly, the needle 6 inserted into the skin of the patient is ejected while the first slide 500 is slid backward from the upper portion of the second slide 600 along the second gear engagement portion 520. .

j-5 ') The remaining amount and the injection time remaining after the injection are displayed on the display unit 944.

③ NPG Mode is a mode that can control speed up to 120 ~ 360 times per minute.

j-1 '') and press the up button on the operation button part 942.

j-2 '') press the left or right button of the operation button unit 942 to select the number of injections per minute. Select one of EMPTY, 120i / m (unit: injections per minute), 180i / m, 240i / m, 300i / m, 360i / m and press the Up button.

Here, the EMPTY is injected into the skin without drug injection, so that the drug applied to the skin and the like is more effectively absorbed into the skin.

j-3 '') by pressing the left or right button of the operation button unit 942 to adjust the depth that the needle is inserted into the skin and then press the M button. 1mm ~ 3mm is available here.

j-4 '') by pressing the trigger 910 of the operation button means (900). In this case, each time the trigger 910 is pressed, the injection amount selected by the user is automatically injected.

j-5 '') and the remaining amount after the injection and the injection time is displayed on the display unit 944.

Here, the operation of the components inside the body 10 to be automatically injected is omitted because it has been described above.

After the procedure is completed, press the M button of the operation button unit 942, and then press and hold the lower button to slide the push holder 200 to the rear. In this case, in order to slide the push holder 200 to the rear, it is possible to reverse the first motor 710.

Next, the fixing knob 338 of the stopper means 330 is rotated counterclockwise to retract the close packing 334 in close contact with one side of the first slide part 500.

Finally, the syringe 1 can be removed.

The foregoing has described the present invention with reference to the examples, and the present invention is not limited to the above-described examples, and the rights of the present invention are determined according to the appended claims. In addition, various modifications of the present invention can be carried out by those skilled in the art, but it is obvious that all belong to the scope of the present invention.

According to the present invention as described above, after adjusting the injection speed and the injection amount, etc. manually or automatically, it can be accurately and stably administered to the patient's body, the depth of the needle of the syringe can be inserted into the body, usually It is possible to install a syringe of 1 to 10cc, it is provided with a separate filling unit can be used for a long time with a single filling, it is provided with the effect of minimizing the loss of the drug even at 360 injection speeds per minute.

In addition, the push insert is provided with a plurality of stepped jaw according to the size of the push portion of the various syringes has the effect of more stable seating support.

Claims (3)

In the drug injection gun that can be injected into the body of the patient by mounting a syringe in the body, An annular endless gear belt provided in the body part and having a predetermined length and having first and second lines connected to each other; The holder support is formed on the lower surface of the holder hole is formed in the lower surface is engaged with the first line of the endless gear belt and the free hole for the second line to move freely, and the push portion of the syringe is inserted into the upper surface of the holder support A push holder made of a push insertion groove in which a push insertion groove is formed; First and second free holes are formed on the bottom surface of the endless gear belt so that the first and second lines of the endless gear belt are freely moved. A protrusion is formed to protrude downward on one side of the bottom surface, and the stopper means is coupled to the protrusion. A first syringe holder formed of a first supporter having a threaded hole formed therein, and a support insertion groove having a support insertion groove formed therein to be coupled to an upper surface of the first support to insert a support of a syringe into an inner surface thereof; A second syringe holder in which a needle body portion groove into which a needle body portion of the syringe is inserted is opened, and a second support is formed below the needle body portion groove; It has a predetermined length, and the first and second guides of cylindrical shape are coupled to the left and right sides up and down, respectively, one side is formed with the second gear gear is a predetermined length, the third gear is coupled to one side of the upper side, one side The first slide unit is provided with setting means for setting the movement interval such that the protrusion of the first syringe holder is slid only at a predetermined interval; A first coupling unit and a second coupling unit coupled to a lower portion of the first slide unit so as to slide together with each other, and to which the push holder and the first syringe holder are coupled; Located at the bottom of the first slide portion, the first and second plates are formed at both ends, the upper portion of the first and second plates are coupled to each other so that the upper portion is sliding with the second guide of the first slide portion , A second slide unit formed of four bonds; First driving means coupled to one end of the first slide part and coupled to the endless gear belt to transmit a driving force; Second driving means engaged with the second gear engagement portion of the first slide portion to transmit a driving force; An actuation button means for generating an actuation signal such that the push holder is slid; A panel including an operation button unit for performing an operation according to a preset program, and a display unit displaying the operation button unit according to an operation of the operation button unit; A power supply unit supplying power to the first and second driving means, the operation button means and the panel; And A PCB substrate to which the first and second driving means, the power supply unit, the operation button means and the operation button unit are connected by a connector; Automatic drug injection gun, characterized in that consisting of. The push insert groove of the push holder, Automatic drug injection gun, characterized in that consisting of a plurality of step. The method of claim 1, wherein the first syringe holder, An auxiliary injection hole is formed to be inserted into and fixed to the support insertion groove, and an automatic syringe injection gun is further provided with an auxiliary syringe holder having an auxiliary insertion groove into which a small syringe support is inserted into one side of the auxiliary insertion hole. .

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