CN112451802B - A pre-filled syringe - Google Patents

Abstract

A syringe capable of pre-storing medicines, which relates to the technical field of medical supplies. The main body of the syringe is provided with a through groove and two grooves, the through groove is located between the two grooves, and a medicine storage mechanism is installed in the grooves. A limit mechanism and a bottle breaking mechanism are respectively installed in the through groove, the limit mechanism is located on the upper side of the bottle breaking mechanism, a dual-purpose needle is installed on the liquid outlet end of the syringe main body, and a dual-purpose needle is installed in the syringe main body. The medicine pushing mechanism; the pre-stored medicine syringe according to the present invention is convenient for medical staff to operate, and different medicines can be placed on the main body of the syringe for preparation in advance, so as to avoid wasting rescue time in emergency situations, and use unnecessary The received medicine can be dismantled after the rescue is completed to avoid unnecessary waste. The medicine is stored by the medicine storage mechanism, the ampoule in which the medicine is stored is broken open by the bottle breaking mechanism, and the medicine is pushed and injected by the medicine pushing mechanism.

Description

A syringe that can pre-store a drug

technical field

The invention relates to the technical field of medical supplies, in particular to a syringe capable of pre-storing medicines.

Background technique

Each intensive care unit has a corresponding ambulance. When rescuing the wounded, medicines such as epinephrine and norepinephrine are used. These medicines are stored in glass ampoules. In the event of cardiac arrest and other situations, immediate rescue is required. At this time, the patient may be rescued within a second, but if the rescue is not timely, the patient may lose their life. Therefore, the golden rescue time is very important, but the traditional rescue The medicines are all glass ampoules. During the rescue, you need to take the syringe first, then open the glass bottle, then extract the medicine, and then check the medicine before injecting the patient. The existing pre-stored medicine syringes can only be used for one type of medicine. Medicines are pre-stored, and different situations require different medicines, so medical staff need to prepare many syringes of different medicines, which will cause unnecessary waste and waste of medical resources.

SUMMARY OF THE INVENTION

In order to overcome the deficiencies in the background technology, the present invention discloses a syringe capable of pre-storing medicines. The present invention is convenient for medical staff to operate, and can place different medicines on the main body of the syringe for preparation in advance, so as to avoid waste of rescue in emergency situations. Time, unused medicines can be dismantled after the rescue is completed to avoid unnecessary waste. The medicines are stored through the medicine storage mechanism, the ampoules in which the medicines are stored are broken through the bottle breaking mechanism, and the medicines are stored through the medicine pushing mechanism. Perform push injections.

In order to realize the purpose of the invention, the present invention adopts the following technical solutions:

A syringe capable of pre-storing medicine, comprising a syringe body, a through groove and two grooves are arranged on the syringe body, the through groove is located between the two grooves, and a medicine storage mechanism is installed in the groove, A limit mechanism and a bottle breaking mechanism are respectively installed in the through groove, the limit mechanism is located on the upper side of the bottle breaking mechanism, a dual-purpose needle is installed on the liquid outlet end of the syringe main body, and the syringe main body is installed with a dual-purpose needle. A medicine pushing mechanism, the liquid pushing end of the medicine pushing mechanism is located on the bottle breaking mechanism and is slidably connected.

The dual-purpose needle includes a needle, which is located on the liquid outlet end of the main body of the syringe and is sleeved, the needle is provided with a clamping groove, and an intravenous access infusion tube is clamped in the clamping groove.

The position of the central axis of the limiting mechanism and the bottle-breaking mechanism coincides with the position of the central axis of the main body of the syringe.

The limiting mechanism includes a sealing plate, the sealing plate is located in the main body of the syringe and is fixedly connected, the sealing plate is fixedly connected with a first spring and a first telescopic rod, and the position of the first spring is the same as that of the first telescopic rod. The positions of the first springs and the telescopic ends of the first telescopic rods are fixedly connected with a limit block, and one side of the limit block is an inclined surface.

The bottle breaking mechanism includes a snap plate, which is located in the main body of the syringe and is fixedly connected, the liquid inlet of the snap plate is connected with an infusion tube, and the infusion tube is slidably connected with the pusher of the drug push mechanism. At the liquid end, the liquid outlet of the infusion tube is connected to the liquid inlet of the positioning plate. The positioning plate is located in the main body of the syringe and is fixedly connected. The clamping plate is provided with a mounting groove, and both sides of the mounting groove are provided. Sand sheets are respectively fixedly connected on the groove surfaces, bottle-breaking blocks are fixedly connected in the installation grooves, and the bottle-breaking blocks are triangular squares.

The medicine pushing mechanism includes a squeeze plate, an air delivery tube and a sleeve, the squeeze plate is located in the main body of the syringe and is slidably connected, a push rod is fixedly connected to the squeeze plate, and the quantity of the air delivery tube is two , the air inlets of the two air pipes are connected with the exhaust ports on the limiting mechanism, the exhaust ports of the two air pipes are connected with the air inlets of the bottle breaking mechanism, and the sleeve is located in the bottle breaking mechanism The liquid discharge end of the sleeve is slidably connected, the sleeve is fixedly connected with a medicine push plate, and the liquid discharge port of the sleeve is communicated with the liquid inlet of the medicine push plate, and the sleeve is fixedly connected with a one-way medical liquid. valve.

The medicine storage mechanism includes a rotating ring, the rotating ring is located in a groove on the main body of the syringe and is connected in rotation, the rotating ring is fixedly connected with a U-shaped positioning plate arranged at an equal distance, and the U-shaped positioning plate is fixed on the rotating ring. A fixed block is connected, a second telescopic rod is fixedly connected to the fixed block, a positioning rod is fixedly connected to the telescopic end of the second telescopic rod, and the positioning rod is fixedly connected with second springs and equidistantly arranged. For the third telescopic rod, the position of the second spring corresponds to the position of the third telescopic rod and is sleeved, and a clamping block is fixedly connected to the telescopic end of the second spring and the third telescopic rod.

Owing to adopting the above-mentioned technical scheme, the present invention has the following beneficial effects:

The pre-stored medicine syringe of the present invention is convenient for medical staff to operate, and different medicines can be placed on the main body of the syringe for preparation in advance, so as to avoid wasting rescue time in emergency situations, and unused medicines can be stored in After the rescue is completed, it is dismantled to avoid unnecessary waste. The medicine is stored through the medicine storage mechanism, the ampoule in which the medicine is stored is broken through the bottle breaking mechanism, and the medicine is pushed and injected through the medicine push mechanism.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present invention;

Fig. 2 is the sectional view of the present invention;

Fig. 3 is the enlarged structural schematic diagram of A place of the present invention;

Fig. 4 is the enlarged schematic diagram of the B place of the present invention;

1. Syringe body; 2. Dual-purpose needle; 201, Needle; 202, Intravenous access infusion tube; 3. Drug pushing mechanism; 301, Push rod; 302, Squeeze plate; 303, Air delivery tube; 304, Sleeve; 305 , medical liquid one-way valve; 306, push plate; 4, limit mechanism; 401, first spring; 402, a telescopic rod; 403, limit block; 404, sealing plate; 5, medicine storage mechanism; 501, U-shaped positioning plate; 502, rotating ring; 503, second telescopic rod; 504, fixed block; 505, positioning rod; 506, second spring; 507, third telescopic rod; 508, snap block; 6, broken bottle mechanism; 601, snap plate; 602, infusion tube; 603, positioning plate; 604, sand sheet; 605, broken bottle block.

Detailed ways

The present invention can be explained in detail through the following examples, and the purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention.

A syringe capable of pre-storing medicines described in conjunction with the accompanying drawings 1 to 4 includes a syringe body 1, and the syringe body 1 is provided with a through groove and two grooves, and the through groove is located between the two grooves, A medicine storage mechanism 5 is installed in the groove, and the medicine is stored through the medicine storage mechanism 5, which is convenient for medical staff to switch between different medicines. The limiting mechanism 4 is located on the upper side of the bottle breaking mechanism 6, the position of the medicine ampoule is limited by the limiting mechanism 4, the ampoule storing the medicine is broken open by the bottle breaking mechanism 4, and the outlet of the syringe main body 1 is opened. A dual-purpose needle 2 is installed on the liquid end, and through the dual-purpose needle 2, it can be communicated with the venous access for intravenous injection of drugs, and can also be injected intradermally or intramuscularly, which is convenient for medical staff to operate and apply. The syringe main body 1 A medicine pushing mechanism 3 is installed inside, and the liquid pushing end of the medicine pushing mechanism 3 is located on the bottle breaking mechanism 6 and is slidably connected.

The dual-purpose needle 2 includes a needle 201, which is located on the liquid outlet end of the syringe main body 1 and is sleeved. The needle 201 is provided with a clamping groove, and an intravenous access infusion tube 202 is clamped in the clamping groove. .

The position of the central axis of the limiting mechanism 4 and the bottle breaking mechanism 6 coincides with the position of the central axis of the syringe main body 1 .

The limiting mechanism 4 includes a sealing plate 404, the sealing plate 404 is located in the syringe body 1 and is fixedly connected, the sealing plate 404 is fixedly connected with a first spring 401 and a first telescopic rod 402, the first spring The position of 401 corresponds to the position of the first telescopic rod 402 and is sleeved. The first spring 401 and the telescopic end of the first telescopic rod 402 are fixedly connected with a limit block 403, and one side of the limit block 403 is bevel.

The bottle breaking mechanism 6 includes a snap plate 601, which is located in the syringe main body 1 and is fixedly connected, and an infusion tube 602 is connected to the liquid inlet of the clip plate 601, and the infusion tube 602 slides up. The liquid pushing end of the drug pushing mechanism 3 is connected. The liquid outlet of the infusion tube 602 is connected to the liquid inlet of the positioning plate 603. The positioning plate 603 is located in the syringe main body 1 and is fixedly connected. The snap plate 601 There is an installation groove on the installation groove, sand sheets 604 are fixedly connected to the groove surfaces on both sides of the installation groove, and a bottle breaking block 605 is fixedly connected in the installation groove, and the bottle breaking block 605 is a triangular block.

The drug pushing mechanism 3 includes a pressing plate 302, an air delivery tube 303 and a sleeve 304. The pressing plate 302 is located in the syringe body 1 and is slidably connected, and a pushing rod 301 is fixedly connected to the pressing plate 302, so the The number of the air pipes 303 is two, the air inlets of the two air pipes 303 are all communicated with the exhaust ports on the limiting mechanism 4, and the exhaust ports of the two air pipes 303 are all connected with the bottle breaking mechanism 6. The air inlet is connected, the sleeve 304 is located in the liquid discharge end of the bottle breaking mechanism 6 and is slidably connected, the sleeve 304 is fixedly connected with a medicine push plate 306, and the liquid discharge port of the sleeve 304 is connected to the medicine push plate The liquid inlet of 306 is connected, and a medical liquid one-way valve 305 is fixedly connected in the sleeve 304 .

The medicine storage mechanism 5 includes a rotating ring 502, the rotating ring 502 is located in the groove on the syringe main body 1 and is rotatably connected, and the rotating ring 502 is fixedly connected with U-shaped positioning plates 501 arranged at equal intervals. A fixing block 504 is fixedly connected to the U-shaped positioning plate 501, a second telescopic rod 503 is fixedly connected to the fixing block 504, and a positioning rod 505 is fixedly connected to the telescopic end of the second telescopic rod 503. The positioning rod The second spring 506 and the third telescopic rod 507 are fixedly connected to the 505, and the position of the second spring 506 corresponds to the position of the third telescopic rod 507 and is socketed. A clamping block 508 is fixedly connected to the telescopic ends of the three telescopic rods 507 .

The described syringe that can pre-store medicines, when in use, the staff will place the medicines that may be used in the rescue into the medicine storage mechanism 5, and when the medicines are put into the medicine storage mechanism 5, the second telescopic rod is passed through the second telescopic rod. 503 and the second spring 506 drive the clamping block 508 to shrink and reset, and the position of the drug ampoule is fixed by the clamping block 508. During rescue, the medical staff presses the positioning rod 505, and the positioning rod 505 drives the drug ampoule to move, The bottle neck of the medicine ampoule is inserted into the installation groove on the clamping plate 601. When the medicine ampoule is inserted into the installation groove, the medicine ampoule is cut by the sand sheet 604. When the medicine ampoule is pushed, the medicine ampoule is cut through the clamping plate 601. The bottle breaking block 605 on the upper limit limits the head of the medicine ampoule. Because the sand sheet 604 cuts the medicine ampoule, when it is pushed, the medicine ampoule is broken under the action of the bottle breaking block 605. The limit block 403 squeezes the medicine ampoule, so that the medicine ampoule is tightly attached to the clamping plate 601 after being broken, so as to prevent the medicine from flowing out after the medicine ampoule is broken, and the medicine enters the syringe main body 1 through the infusion tube 602, The medical staff presses the push rod 301, drives the extrusion plate 302 to move through the push rod 301, pushes the air in the syringe body 1 through the extrusion plate 302, and the air enters the bottom of the syringe body 1 through the air delivery tube 303, and pushes the medicine through the air. The plate 306 pushes the medicine through the medicine push plate 306 for injection. According to different situations, the medical staff adjusts the dual-purpose needle 2, which can be connected to the venous access for intravenous injection of the medicine, and can also be directly injected into the skin or muscle, which is convenient Medical staff to operate and apply.

The part that is not described in detail in the present invention is the prior art. Although the present invention is specifically shown and introduced in conjunction with the preferred embodiments, there are many methods and approaches to realize the technical solution. The above are only the preferred embodiments of the present invention, but the It should be understood by those skilled in the art that various changes can be made to the present invention in form and detail without departing from the spirit and scope of the present invention defined by the appended claims, which are all within the protection scope of the present invention.

Claims (7)

1. A pre-storable medicament syringe comprising a syringe body (1) and being characterised in that: be equipped with logical groove and two recesses on syringe main body (1), it is located between two recesses to lead to the groove, install medicine in the recess and deposit mechanism (5), it installs stop gear (4) and broken bottle mechanism (6) respectively to lead to the inslot, stop gear (4) are located the upside of broken bottle mechanism (6), install dual-purpose syringe needle (2) on the play liquid end of syringe main body (1), install in syringe main body (1) and push away medicine mechanism (3), push away the liquid end of medicine mechanism (3) and be located broken bottle mechanism (6) and sliding connection.

2. A pre-loadable medicament according to claim 1, wherein: dual-purpose syringe needle (2) are including syringe needle (201), syringe needle (201) are located the play liquid of syringe main part (1) and are served and cup joint, be equipped with the draw-in groove on syringe needle (201), the joint has venous access transfer line (202) in the draw-in groove.

3. A pre-loadable medicament according to claim 1, wherein: the central axes of the limiting mechanism (4) and the bottle breaking mechanism (6) are coincident with the central axis of the syringe body (1).

4. A pre-loadable medicament according to claim 1, wherein: the limiting mechanism (4) comprises a sealing plate (404), the sealing plate (404) is located in the injector main body (1) and is fixedly connected with the injector main body, a first spring (401) and a first telescopic rod (402) are fixedly connected to the sealing plate (404), the position of the first spring (401) corresponds to the position of the first telescopic rod (402) and is sleeved with the first spring, a limiting block (403) is fixedly connected to the telescopic ends of the first spring (401) and the first telescopic rod (402), and an inclined plane is arranged on one side of the limiting block (403).

5. A pre-loadable medicament according to claim 1, wherein: broken bottle mechanism (6) are including joint board (601), joint board (601) are located syringe main part (1) and fixed connection, the inlet in-connection of joint board (601) has transfer line (602), sliding connection has the liquid pushing end that pushes away medicine mechanism (3) on transfer line (602), the liquid outlet of transfer line (602) is connected with the inlet of locating plate (603), locating plate (603) are located syringe main part (1) and fixed connection, be equipped with the mounting groove on joint board (601), respectively fixedly connected with sand piece (604) on the both sides groove face of mounting groove, fixedly connected with broken bottle piece (605) in the mounting groove, broken bottle piece (605) are the triangle-shaped square.

6. A pre-loadable medicament according to claim 1, wherein: push away medicine mechanism (3) including stripper plate (302), air-supply pipe (303) and sleeve (304), stripper plate (302) are located syringe main part (1) and sliding connection, fixedly connected with catch bar (301) on stripper plate (302), the quantity of air-supply pipe (303) is two, and the air inlet of two air-supply pipes (303) all communicates with the gas vent on stop gear (4), the gas vent of two air-supply pipes (303) all communicates with the air inlet of broken bottle mechanism (6), sleeve (304) are located the flowing back end of broken bottle mechanism (6) and sliding connection, fixedly connected with pushes away medicine board (306) on sleeve (304), and the leakage fluid dram of sleeve (304) and the inlet intercommunication that pushes away medicine board (306), fixedly connected with medical liquid check valve (305) in sleeve (304).

7. A pre-loadable medicament according to claim 1, wherein: mechanism (5) is deposited to medicine includes swivel becket (502), swivel becket (502) is located the recess on syringe main part (1) and rotates the connection, U type locating plate (501) that fixedly connected with equidistance was arranged on swivel becket (502), fixedly connected with fixed block (504) are gone up in U type locating plate (501), fixedly connected with second telescopic link (503) are gone up in fixed block (504), fixedly connected with locating lever (505) are served in the flexible of second telescopic link (503), second spring (506) and third telescopic link (507) that fixedly connected with equidistance was arranged are served in locating lever (505), the position of second spring (506) is corresponding and cup joint with the position of third telescopic link (507), fixedly connected with joint piece (508) is served in the flexible of second spring (506) and third telescopic link (507).

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