CN217014939U

CN217014939U - Adrenaline timing and quantitative injection device

Info

Publication number: CN217014939U
Application number: CN202123207087.4U
Authority: CN
Inventors: 刘灵; 姜海波; 王明伟; 舒秀丽; 潘晓青
Original assignee: AFFILIATED HOSPITAL OF HANGZHOU NORMAL UNIVERSITY
Current assignee: AFFILIATED HOSPITAL OF HANGZHOU NORMAL UNIVERSITY
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-07-22
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses an epinephrine timing and quantitative injection device which comprises a shell, wherein a liquid medicine storage box is fixedly arranged in the shell, an automatic piston pushing and injecting assembly is fixedly arranged in the shell, a limiting and quantitative assembly is arranged on the shell, and a control assembly is arranged on the shell. The utility model realizes the function of quantitative injection by using the limiting quantitative component. According to the utility model, through the use of the control assembly, medical staff can know the liquid medicine amount in the box body conveniently and visually, when the liquid medicine is as low as a set value, the chip board can control the buzzer to sound to remind the medical staff to fill the liquid medicine, and meanwhile, the time regulating switch is matched with the display screen, the chip board and the time control module, so that the function of automatically controlling time injection is realized.

Description

Adrenaline timing and quantitative injection device

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an epinephrine timing and quantitative injection device.

Background

The epinephrine can be injected subcutaneously or intravenously.

The subcutaneous injection is generally 0.25-1 mg once, and can be used for rescuing anaphylactic shock, such as anaphylactic shock caused by penicillin allergy, because the medicine has the functions of exciting cardiac muscle, increasing blood pressure and relaxing bronchus, and can relieve symptoms of anaphylactic shock, such as weak heartbeat, blood pressure reduction, dyspnea, and the like.

It can also be slowly injected into vein, generally 0.1-0.5 mg and 0.9% sodium chloride injection, diluted to 10 ml, and injected into vein slowly, or 4-8 mg glucose injection dissolved in 5% can be infused into vein, and 500 ml is slowly infused into vein.

Generally, the intracardiac injection can be carried out, and the cardiac arrest can be rescued, and the intracardiac injection can be used for accidents in anesthesia and operations, drug poisoning or cardiac conduction block. Can also be used for treating bronchial asthma, and is generally used by combining subcutaneous injection with local anesthetic, so as to increase the effect of the local anesthetic and reduce the toxic effect of the local anesthetic. And treating urticaria, seroreaction disease, etc.

In the existing cardio-pulmonary resuscitation process during emergency treatment, epinephrine injection needs to be performed once every 3 minutes, and the device is not matched for use, and medical care is needed to perform manual operation in the conventional rescue process, so that the time of medical care personnel is occupied, the burden of the medical care personnel is increased, and therefore the epinephrine timing and quantitative injection device is provided.

SUMMERY OF THE UTILITY MODEL

The present invention aims to provide an epinephrine timing and quantitative injection device to solve the problems of the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an epinephrine timing and quantitative injection device, includes the casing, the inside fixed mounting of casing has the liquid medicine case, the inside fixed mounting of casing has automatic piston to inject the subassembly, and automatic piston injects the subassembly and cooperatees with the liquid medicine case, install on the casing with automatic piston inject subassembly matched with spacing quantitative subassembly, install control assembly on the casing, control assembly and automatic piston inject subassembly, spacing quantitative subassembly, liquid medicine case and external power electricity and are connected.

Preferably, the liquid medicine storage box comprises a box body, a conical cavity is formed in the box body, a liquid level sensor is fixedly mounted at the lower end of the inner side wall of the conical cavity, a liquid medicine injection opening and a one-way air pressure balancing nozzle are fixedly mounted at the upper end of the box body, and a sealing cover is connected to the upper end of the liquid medicine injection opening in a threaded mode.

Preferably, the one-way air pressure balance nozzle comprises a threaded nozzle, a grid threaded cover is screwed on the threaded nozzle, medical filter cotton is filled in the threaded nozzle, an air inlet pipe is fixedly installed at the lower end of the threaded nozzle, the air inlet pipe is fixedly installed with the box body, and a third one-way valve is fixedly installed on the air inlet pipe.

Preferably, the automatic piston injection subassembly includes piston tube and motor, the lateral wall of piston tube and the inside wall fixed mounting of casing, the lateral wall fixed mounting of piston tube has the connecting pipe, connecting pipe and box body fixed mounting, fixed mounting has first check valve on the connecting pipe, the left end integrated into one piece of piston tube has the fluid-discharge nozzle, fixed mounting has the second check valve on the fluid-discharge nozzle, the piston has cup jointed the piston in the piston tube, the overhead fixed mounting in outer end of piston has spacing pull rod, the middle part spiro union of spacing pull rod has the threaded rod, the outer end of threaded rod and the output fixed mounting of motor, the inside wall fixed mounting of motor and casing.

Preferably, spacing subassembly of ration includes locating part and pressure sensor, the locating part cup joints with spacing pull rod is spacing, the front end of locating part has cup jointed spacing slide bar, the both ends of spacing slide bar all with the inside wall fixed mounting of casing, the rear end spiro union of locating part has adjusting screw, the adjusting screw both ends rotate the installation with liquid medicine case and casing respectively, the lateral wall fixed mounting of locating part has the pointer, the cooperation groove has been cup jointed to the lateral wall of pointer, and the cooperation groove is seted up on the outside of casing, the upper end in cooperation groove is marked with the scale mark, pressure sensor and spacing pull rod fixed mounting, and pressure sensor and locating part cooperate.

Preferably, control assembly includes chip board, display screen, opens the switch, closes switch, time control switch and bee calling organ, the inside wall fixed mounting of chip board and casing, fixed mounting has treater and time control module on the chip board, the display screen, open the switch, close switch, time control switch and bee calling organ all with casing fixed mounting, the display screen, open the switch, close switch, time control switch, bee calling organ, liquid level sensor, motor, pressure sensor and outer power all are connected with the chip board electricity.

Compared with the prior art, the utility model has the beneficial effects that: the utility model relates to an epinephrine timing and quantitative injection device, which is used by matching an automatic piston pushing and injecting assembly with a liquid medicine storage box, wherein a motor can drive a threaded rod to rotate forward and reversely, the piston can move in a piston tube under the screw connection action of the threaded rod and a limiting pull rod and the limiting action of a limiting piece, and the function of extracting liquid medicine from the box body and discharging the liquid medicine from a liquid discharge nozzle is realized under the action of a first one-way valve and a second one-way valve.

According to the utility model, through the use of the limiting quantitative component, the adjusting screw rod is rotated, the position of the limiting part can be adjusted through the screw connection action of the adjusting screw rod and the limiting part, and the position of the limiting part is determined through the scale mark.

According to the utility model, through the use of the control assembly, medical personnel can know the liquid medicine amount in the box body directly through the matching of the display screen, the chip board and the liquid level sensor, when the liquid medicine is as low as a set value, the chip board can control the device to stop working, the buzzer is controlled to sound, the medical personnel is reminded to fill the liquid medicine, meanwhile, the time regulating switch is matched with the display screen, the chip board and the time control module, the medical personnel can input the medicine injection time interval to the time control module through the time regulating switch and display the time interval on the display screen, and the time control module is started through the chip board control motor to inject the liquid medicine after the set time is reached, so that the function of automatically controlling time injection is realized.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded view of a portion of the present invention.

In the figure: the device comprises a shell 1, a liquid medicine storage box 2, a box body 21, a conical cavity 22, a liquid level sensor 23, a liquid medicine injection port 24, a one-way air pressure balance nozzle 25, a threaded nozzle 251, a grid threaded cover 252, an air inlet pipe 253, a third one-way valve 254, a sealing cover 26, an automatic piston pushing and injecting assembly 3, a piston pipe 31, a motor 32, a connecting pipe 33, a first one-way valve 34, a liquid discharging nozzle 35, a second one-way valve 36, a piston 37, a limiting pull rod 38, a threaded rod 39, a limiting and quantifying assembly 4, a limiting part 41, a pressure sensor 42, a limiting slide rod 43, an adjusting screw 44, a pointer 45, a matching groove 46, a scale mark 47, a control assembly 5, a chip board 51, a display screen 52, an opening switch 53, a closing switch 54, a time adjusting switch 55 and a buzzer 56.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an epinephrine timing and quantitative injection device, which comprises a housin 1, the inside fixed mounting of casing 1 has liquid medicine case 2, the inside fixed mounting of casing 1 has automatic piston to inject subassembly 3, and automatic piston injects subassembly 3 and liquid medicine case 2 cooperatees, install on the casing 1 and inject subassembly 3 matched with spacing ration subassembly 4 with automatic piston, install control assembly 5 on the casing 1, subassembly 3 is injected with automatic piston to control assembly 5, spacing ration subassembly 4, liquid medicine case 2 and outer power electricity are connected.

Specifically, the liquid medicine storage box 2 includes a box body 21, a tapered cavity 22 is opened in the box body 21, a liquid level sensor 23 is fixedly installed at the lower end of the inner side wall of the tapered cavity 22, a liquid medicine injection port 24 and a one-way air pressure balancing nozzle 25 are fixedly installed at the upper end of the box body 21, and a sealing cover 26 is screwed on the upper end of the liquid medicine injection port 24.

Specifically, the one-way air pressure balance nozzle 25 comprises a threaded nozzle 251, a grid threaded cover 252 is screwed on the threaded nozzle 251, medical filter cotton is filled in the threaded nozzle 251, an air inlet pipe 253 is fixedly installed at the lower end of the threaded nozzle 251, the air inlet pipe 253 is fixedly installed with the box body 21, and a third one-way valve 254 is fixedly installed on the air inlet pipe 253.

The one-way air pressure balancing nozzle 25 is used for balancing the air pressure in the box body 21, and the medical filter cotton is used for filtering the air entering the box body 21.

Particularly, automatic piston pushes subassembly 3 including piston tube 31 and motor 32, the lateral wall of piston tube 31 and the inside wall fixed mounting of casing 1, the lateral wall fixed mounting of piston tube 31 has connecting pipe 33, connecting pipe 33 and box body 21 fixed mounting, fixed mounting has first check valve 34 on the connecting pipe 33, the left end integrated into one piece of piston tube 31 has fluid-discharge nozzle 35, fixed mounting has second check valve 36 on the fluid-discharge nozzle 35, piston 37 has been cup jointed in the piston tube 31, overhead fixed mounting of outer end of piston 37 has spacing pull rod 38, the middle part spiro union of spacing pull rod 38 has threaded rod 39, the outer end of threaded rod 39 and the output fixed mounting of motor 32, the inside wall fixed mounting of motor 32 and casing 1.

Specifically, spacing ration subassembly 4 includes locating part 41 and pressure sensor 42, locating part 41 is spacing cup jointed with spacing pull rod 38, the front end of locating part 41 has cup jointed spacing slide bar 43, the both ends of spacing slide bar 43 all with casing 1's inside wall fixed mounting, the rear end spiro union of locating part 41 has adjusting screw 44, adjusting screw 44 both ends rotate the installation with box body 21 and casing 1 respectively, the lateral wall fixed mounting of locating part 41 has pointer 45, the lateral wall of pointer 45 has cup jointed cooperation groove 46, and cooperation groove 46 sets up on casing 1's the outside, cooperation groove 46's upper end is marked with scale mark 47, pressure sensor 42 and spacing pull rod 38 fixed mounting, and pressure sensor 42 cooperatees with locating part 41.

When the piston 37 is positioned at the leftmost end of the piston tube 31, the rightmost end of the pressure sensor 42 is flush with the rightmost end of the piston tube 31, and the stopper 41 touches both the right end of the piston tube 31 and the pressure sensor 42, the pointer 45 is opposed to the start position of the scale 47.

Specifically, the control component 5 includes a chip board 51, a display screen 52, an opening switch 53, a closing switch 54, a time adjusting switch 55 and a buzzer 56, the chip board 51 is fixedly mounted on the inner side wall of the casing 1, a processor and a time control module are fixedly mounted on the chip board 51, the display screen 52, the opening switch 53, the closing switch 54, the time adjusting switch 55 and the buzzer 56 are fixedly mounted on the casing 1, and the display screen 52, the opening switch 53, the closing switch 54, the time adjusting switch 55, the buzzer 56, the liquid level sensor 23, the motor 32, the pressure sensor 42 and an external power supply are electrically connected with the chip board 51.

The working principle is as follows: according to the utility model, through the matching use of the automatic piston injection assembly 3 and the liquid medicine storage box 2, the motor 32 can drive the threaded rod 39 to rotate in the forward direction and the reverse direction, the piston 37 can move in the piston tube 31 through the screw connection effect of the threaded rod 39 and the limiting pull rod 38 and the limiting effect of the limiting piece 41, and simultaneously, through the effects of the first one-way valve 34 and the second one-way valve 36 (when liquid medicine is extracted into the piston 37, the first one-way valve 34 is opened, the second one-way valve 36 is closed, and when the liquid medicine is discharged from the liquid discharge nozzle 35, the first one-way valve 34 is closed, and the second one-way valve 36 is opened), the liquid medicine extraction and discharge functions are realized.

According to the utility model, through the use of the limiting quantitative component 4, the position of the limiting part 41 can be adjusted by rotating the adjusting screw 44 through the screw connection action of the adjusting screw 44 and the limiting part 41, and the position of the limiting part 41 is determined through the scale mark 47, when the automatic piston injection component 3 extracts the liquid medicine, the limiting pull rod 38 can drive the pressure sensor 42 to move, when the pressure sensor 42 extrudes on the limiting part 41, the pressure sensor 42 can transmit a signal into the chip plate 51, the chip plate 51 can control the motor 32 to stop rotating, and after the set time is reached, the chip plate 51 can control the motor 32 to reversely rotate to discharge the liquid medicine, and the position displayed by the scale mark 47 is the movable distance of the piston 37, so that the function of quantitative injection is realized.

According to the utility model, through the use of the control component 5, the liquid medicine amount in the box body 21 can be displayed on the display screen through the matching of the display screen 52, the chip board 51 and the liquid level sensor 23, so that medical staff can intuitively know the liquid medicine amount in the box body 1, when the liquid medicine is as low as a set value, the chip board 51 can control the device to stop working, the buzzer 56 is controlled to sound, the medical staff is reminded to fill the liquid medicine, meanwhile, the time adjusting switch 55 is matched with the display screen 52, the chip board 51 and the time control module, the medical staff can input the medicine injection time interval to the time control module through the time adjusting switch 55 and display the medicine injection time interval on the display screen 52, and after the set time is reached, the time control module controls the motor 32 to start through the chip board 51 to inject the liquid medicine, so that the function of automatically controlling the time injection is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An epinephrine timed and quantitative injection device comprising a housing (1), characterized in that: the inside fixed mounting of casing (1) has liquid medicine case (2), the inside fixed mounting of casing (1) has automatic piston to inject subassembly (3), and automatic piston injects subassembly (3) and liquid medicine case (2) and cooperate, install on casing (1) and inject subassembly (3) matched with spacing ration subassembly (4) with automatic piston, install control assembly (5) on casing (1), control assembly (5) and automatic piston inject subassembly (3), spacing ration subassembly (4), liquid medicine case (2) and outer power electricity are connected.

2. An epinephrine timed and metered injection device according to claim 1, wherein: liquid medicine case (2) include box body (21), toper chamber (22) have been seted up to the inside of box body (21), the inside wall lower extreme fixed mounting in toper chamber (22) has liquid level sensor (23), the upper end fixed mounting of box body (21) has liquid medicine injection mouth (24) and one-way atmospheric pressure balanced mouth (25), the upper end spiro union of liquid medicine injection mouth (24) has sealed lid (26).

3. An epinephrine timed and metered injection device according to claim 2, wherein: the one-way air pressure balance nozzle (25) comprises a threaded nozzle (251), a grid threaded cover (252) is connected to the threaded nozzle (251) in a threaded mode, medical filter cotton is filled in the threaded nozzle (251), an air inlet pipe (253) is fixedly installed at the lower end of the threaded nozzle (251), the air inlet pipe (253) is fixedly installed with the box body (21), and a third one-way valve (254) is fixedly installed on the air inlet pipe (253).

4. An epinephrine timed and quantitative injection device according to claim 2, wherein: the automatic piston injection assembly (3) comprises a piston tube (31) and a motor (32), the outer side wall of the piston tube (31) is fixedly installed on the inner side wall of the shell (1), a connecting tube (33) is fixedly installed on the outer side wall of the piston tube (31), the connecting tube (33) is fixedly installed on the box body (21), a first one-way valve (34) is fixedly installed on the connecting tube (33), a liquid discharge nozzle (35) is integrally formed at the left end of the piston tube (31), a second one-way valve (36) is fixedly installed on the liquid discharge nozzle (35), a piston (37) is sleeved in the piston tube (31), a limiting pull rod (38) is fixedly installed on the outer end of the piston (37), a threaded rod (39) is screwed in the middle of the limiting pull rod (38), and the outer end of the threaded rod (39) is fixedly installed on the output end of the motor (32), the motor (32) is fixedly installed on the inner side wall of the shell (1).

5. An epinephrine timed and quantitative injection device according to claim 3, characterized in that: the limiting quantitative component (4) comprises a limiting part (41) and a pressure sensor (42), the limiting part (41) is in limiting sleeve connection with a limiting pull rod (38), a limiting slide rod (43) is sleeved at the front end of the limiting part (41), two ends of the limiting slide rod (43) are fixedly installed on the inner side wall of the shell (1), an adjusting screw rod (44) is screwed at the rear end of the limiting part (41), two ends of the adjusting screw rod (44) are respectively rotatably installed on the box body (21) and the shell (1), a pointer (45) is fixedly installed on the outer side wall of the limiting part (41), a matching groove (46) is sleeved on the outer side wall of the pointer (45), the matching groove (46) is arranged on the outer side of the shell (1), a scale mark (47) is marked at the upper end of the matching groove (46), and the pressure sensor (42) is fixedly installed on the limiting pull rod (38), and the pressure sensor (42) is matched with the limiting piece (41).

6. An epinephrine timed and quantitative injection device according to claim 4, wherein: control unit (5) include chip board (51), display screen (52), on-off (53), off-switch (54), time control switch (55) and bee calling organ (56), the inside wall fixed mounting of chip board (51) and casing (1), fixed mounting has treater and time control module on chip board (51), display screen (52), on-off (53), off-switch (54), time control switch (55) and bee calling organ (56) all with casing (1) fixed mounting, display screen (52), on-off (53), off-switch (54), time control switch (55), bee calling organ (56), level sensor (23), motor (32), pressure sensor (42) and outer power all are connected with chip board (51) electricity.