CN211096701U

CN211096701U - Local anesthesia equipment for anesthesia department

Info

Publication number: CN211096701U
Application number: CN201921440665.9U
Authority: CN
Inventors: 郝华杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-07-28
Anticipated expiration: 2029-09-02

Abstract

The utility model discloses a department of anesthesia uses local anesthesia equipment, including cylinder, body of a gun, micropump and control circuit, the one end joint of cylinder has the syringe needle, the other end and the connecting piece of cylinder are connected, be equipped with electric liquid push rod in the connecting piece, electric liquid push rod includes motor and piston rod, the lower extreme joint of piston rod has the plug, the connecting piece joint is at the left opening part of body of a gun, the joint has medicine storage tank in the body of a gun, medicine storage tank includes water inlet and delivery port, delivery port flange joint has the outlet valve, the lower extreme of outlet valve is connected with the one end of outlet pipe, the other end of outlet pipe is fixed on the circular port of cylinder upper surface. The utility model discloses a MCU module control micropump, hydraulic pressure push rod and outlet valve have realized regularly quantitative extraction anesthetic and stable injection anesthetic, through the structural design of injection gun formula, make anesthesia equipment change in handheld, the simple operation.

Description

Local anesthesia equipment for anesthesia department

Technical Field

The utility model relates to a medical instrument field is used to the technical anesthesia branch of academic or vocational study, and specific field is a local anesthesia equipment is used to department of anesthesia.

Background

The anesthesia operation is usually accompanied with an anesthesia operation in a medical operation, the anesthesia operation is divided into general anesthesia and local anesthesia, the local anesthesia has the advantages of simplicity, convenience, safety, patient wakefulness, few complications and small influence on the physiological function of the patient, the metering of the anesthetic needs to be very accurate, a common syringe is manually operated by medical staff and is often difficult to control, and therefore the local anesthesia equipment for the anesthesia department capable of quantitatively extracting the anesthetic is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a department of anesthesia uses local anesthesia equipment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a local anesthesia device for anesthesia department comprises a needle cylinder, a gun body, a micropump and a control circuit, wherein the surface of the needle cylinder is provided with a dose scale value, one end of the needle cylinder is clamped with a needle head, the other end of the needle cylinder is connected with a connecting piece, an electro-hydraulic push rod is clamped in the connecting piece and comprises a motor and a piston rod, one end of the piston rod is clamped with a rubber plug, the side wall of the rubber plug is attached to the inner wall of the needle cylinder, the upper surface of the needle cylinder is provided with a circular hole, and the connecting piece is clamped at an opening on the left side of the gun body;

a medicine storage tank is clamped in the gun body and comprises a water inlet and a water outlet, the water outlet is connected with a water outlet valve through a flange, the lower end of the water outlet valve is connected with one end of a water outlet pipe, the other end of the water outlet pipe is fixed on a circular hole in the upper surface of the needle cylinder, and a handle is clamped at the lower end of the gun body;

the micro pump is provided with a water inlet and a water outlet, the water outlet is connected with the other end of the water inlet pipe, the other end of the water inlet pipe is connected with a water inlet of the medicine storage tank, the water inlet is connected with one end of a suction pipe, and the other end of the suction pipe is connected with a bottle stopper puncture outfit;

control circuit includes keyboard, MCU module, switch and peripheral circuit, control circuit is connected with micropump, electric liquid push rod and the equal electricity of outlet valve, the keyboard is established on the outer wall of body of a gun, switch includes master switch, infusion switch and tapping switch, the upper surface at the body of a gun is established to the master switch, infusion switch establishes on the left side wall of handle, the tapping switch is established on the left side wall of handle and is located infusion switch's downside.

Preferably, the front end of the needle cylinder is clamped with a fixed support with an adjustable angle.

Preferably, the handle includes main handle and vice handle, infusion switch and draw liquid switch all establish on vice handle, set up the cavity in the main handle, the bottom of main handle articulates there is the closing cap, is connected with the bottle plug puncture ware the straw is arranged in the cavity.

Preferably, the water outlet valve is an electromagnetic valve.

Preferably, the micropump is a PHW series micropump, and the flow rate of the micropump is adjustable.

Preferably, a square opening is formed in the upper surface of the gun body, and a metal cover is hinged to one side of the square opening.

Preferably, the joints of the water outlet pipe, the water inlet pipe and the suction pipe are all provided with sealing rubber rings.

Preferably, the medicine storage tank is a small air bag type expansion tank, and an inflation inlet is formed in the upper surface of the medicine storage tank.

Compared with the prior art, the beneficial effects of the utility model are that: through the micropump, quantitative anesthetic extraction has been realized, through hydraulic pressure push rod, the steady speed injection of anesthetic has been realized, storage and the automatic discharge of anesthetic have been realized through the medicine storage tank of gasbag formula and outlet valve, through MCU module control micropump and hydraulic pressure push rod, realize controllable and semi-automatization of liquid medicine extraction and injection, this department of anesthesia is with local anesthesia equipment overall structure and is the injection gun form, the handle is used vice handle cooperation main handle use, operating personnel's of being convenient for is taken hold and is used, and the fixed bolster through the cylinder front end, the angle modulation of syringe needle has been assisted, the stability of anesthetic injection has been improved. The utility model discloses a MCU module control micropump, hydraulic pressure push rod and outlet valve have realized regularly quantitative extraction anesthetic and stable injection anesthetic, through the structural design of injection gun formula, make anesthesia equipment change in handheld, the simple operation.

Drawings

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

fig. 2 is a schematic view of the internal structure of the gun body of the present invention;

fig. 3 is a schematic diagram of the control system of the present invention.

In the figure: 1-syringe, 2-gun body, 3-micropump, 4-connecting piece, 5-electro-hydraulic push rod, 501-motor, 502-piston rod, 6-rubber plug, 7-medicine storage tank, 8-water outlet valve, 9-water outlet pipe, 10-grip, 1001-main handle, 1002-auxiliary handle, 11-water inlet pipe, 12-suction pipe, 13-bottle plug puncture outfit, 14-keyboard, 15-power switch, 1501-main switch, 1502-transfusion switch, 1503-liquid suction switch, 16-fixed support and 17-metal cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work 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 a department of anesthesia uses local anesthesia equipment, includes cylinder 1, body of a gun 2, micropump 3 and control circuit, the one end joint of cylinder 1 has the syringe needle, cylinder 1 is similar with the cylinder of common medical syringe, and the lateral wall of cylinder 1 is transparent plastics material, and cylinder 1 is the same with the syringe needle specification commonly used in medical treatment, and can cooperate the common disposable syringe needle of medical treatment to use, the other end and the connecting piece 4 of cylinder 1 are connected, the joint has electro-hydraulic push rod 5 in the connecting piece 4, electro-hydraulic push rod 5 includes motor 501 and piston rod 502, the one end joint of piston rod 502 has plug 6, the lateral wall of plug 6 and the inner wall laminating of cylinder 1, plug 6 can slide in cylinder 1 under the drive of piston rod 502, the circular port has been seted up to the upper surface of cylinder 1, connecting piece 4 joints are at the left opening part of body of a gun 2, the connecting piece 4 plays a connecting role, one part of the electro-hydraulic push rod 5 is clamped in the connecting piece 4, and the other part of the electro-hydraulic push rod is clamped in the gun body 2;

the left end of the gun body 2 is in an open state, the other end of the gun body 2 is in a closed state, a medicine storage tank 7 is clamped in the gun body 2, the medicine storage tank 7 comprises a water inlet and a water outlet, the water outlet is connected with a water outlet valve 8 through a flange, the lower end of the water outlet valve 8 is connected with one end of a water outlet pipe 9, the other end of the water outlet pipe 9 is fixed on a circular hole in the surface of the needle cylinder 1, when liquid enters the air bag from the water inlet, the gas pressure in the tank is increased, when the water outlet valve 8 is opened, the liquid is automatically discharged into the needle cylinder 1, the lower end of the gun body 2 is clamped with a handle 10, and a circular hole for a suction pipe 12 to pass through is formed in the connection part of;

the micro pump 3 is provided with a water inlet and a water outlet, the water outlet is connected with the other end of the water inlet pipe 11, the water inlet is connected with one end of a suction pipe 12, the other end of the suction pipe 12 is connected with a bottle stopper puncture device 13, when the micro pump 3 is started, anesthetic is discharged into the drug storage tank 7 through the suction pipe 12, the bottle stopper puncture device 13 is made of plastic materials, and the bottle stopper puncture device 13 is in an inverted triangle shape, so that a rubber film or other packages at the mouth of the anesthetic can be conveniently punctured;

referring to fig. 3, the control circuit includes a keyboard 14, an MCU module, a power switch 15 and a peripheral circuit, the control circuit is electrically connected to the micro pump 3, the electro-hydraulic push rod 5 and the water outlet valve 8, the keyboard 14 is disposed on the outer wall of the gun body 2, the power switch 15 includes a main switch 1501, an infusion switch 1502 and a liquid suction switch 1503, the main switch 1501 is disposed on the upper surface of the gun body 2, the infusion switch 1502 is disposed on the left side wall of the grip 10, the liquid suction switch 1503 is disposed on the left side wall of the grip 10 and is located below the infusion switch 1502, the control circuit can control the start of the micro pump 3, the MCU module can adjust the flow rate of the micro pump 3 through a PWM system, the designated dosage of anesthetic agent is achieved by controlling the operating time of the micro pump 3, the control circuit can also control the start of the electro-hydraulic push rod 5, after the electro-hydraulic push rod 5 is started, the piston rod 502 is automatically pushed forwards, the piston rod 502 automatically resets after traveling, and the keyboard 14 serves as an input signal and can transmit a command signal to the MCU module;

when the local anesthesia apparatus is used, a main switch 1501 of the local anesthesia apparatus is firstly opened, a bottle stopper puncture outfit 13 of a suction pipe 12 is inserted into an anesthetic, the dose of the anesthetic to be extracted is set through a keyboard 14, the micro pump 3 starts to work after a liquid extraction switch 1502 is pressed, the anesthetic is stored in a medicine storage tank 7, after the micro pump 3 stops working, the water outlet valve 8 is automatically opened, the anesthetic in the medicine storage tank 7 automatically flows into the needle cylinder 1 under air pressure, and after the suction pipe 12 and the like are stored, injection preparation can be carried out;

selecting a proper needle head to be clamped on the needle cylinder 1, holding the grip 10 to enable the needle head to face upwards, pressing down the infusion switch 1502, automatically pushing the piston rod 502 of the electro-hydraulic push rod 5 to a designated position, discharging redundant anesthetic and air in the needle cylinder 1, selecting a proper angle and position according to the operation requirement to insert the needle head into the position needing anesthesia, and pressing down the infusion switch 1502 again to finish injection.

Particularly, the front end of the needle cylinder 1 is clamped with the bracket 16 with adjustable angle, the angle of the fixed bracket 16 can be adjusted at will, the fixation of the needle head is assisted, the requirements of various angles during anesthesia injection are met, and the injection stability is improved.

Specifically, the handle 10 comprises a main handle 1001 and an auxiliary handle 1002, the infusion switch 1502 and the liquid extraction switch 1503 are both arranged on the auxiliary handle 1002, a cavity is arranged in the main handle 1001, the bottom of the main handle 1001 is hinged with a sealing cover, the suction pipe 12 connected with the bottle stopper puncture outfit 13 is arranged in the cavity, and the cover is opened when needed, so that the structure is more attractive, and the operation is more convenient.

Particularly, the water outlet valve 8 is an electromagnetic valve which has the characteristics of high speed and long service life, and the cost performance of the product is improved.

Specifically, the micropump 3 is of a PHW series, the PHW series micropump 3 has the characteristics of small volume, low noise, small flow and idling, and the micropump 3 has adjustable flow, so that the micropump is more suitable for quantitatively pumping anesthetic agents, and the accuracy of the product is ensured.

Particularly, medicine storage tank 7 is a miniature gasbag formula expansion tank, medicine storage tank 7's upper surface is equipped with the inflation inlet, the inflation inlet is used for the packing of gas in the gas expansion tank.

Particularly, a square opening has been seted up to the upper surface of body of a gun 2, square open-ended one side articulates there is metal cover 17, and the square opening that the upper surface of body of a gun 2 was seted up is used for the maintenance and the maintenance of medicine storage tank 7, has guaranteed the life of product.

Specifically, the joints of the connecting piece 4, the water outlet pipe 9, the water inlet pipe 11 and the suction pipe 12 are all provided with sealing rubber rings, and the sealing rubber rings are all arranged at the joints of the pipe orifices, so that the connection is tighter, and the liquid medicine is prevented from leaking outwards.

The working principle is as follows: the utility model realizes the quantitative extraction of the anesthetic by the cooperation of the micropump 3, the suction tube 12 and the bottle stopper puncture outfit 13, realizes the stable injection of the anesthetic by the hydraulic push rod 5, realizes the electric control of the micropump 3 and the electrohydraulic push rod 5 by the MCU module, ensures the extraction and the injection dosage of the anesthetic to be more accurate, inputs the instruction requirement of the dosage of the anesthetic by the keyboard 14, ensures that the operator can easily apply force when taking the product by matching the auxiliary handle 1002 with the main handle 1001, improves the stability of the operation, improves the operation stability by the fixed support 16 at the front end of the needle cylinder 1, assists the injection operation, can realize the one-time absorption and multi-time injection of the local anesthetic equipment, meets the needs of various operations, can be used by matching with a medical common needle, has wide application range, has simple structure, is easy to disassemble and clean and maintains the local structure, high cost performance and popularization.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a department of anesthesia uses local anesthesia equipment, includes cylinder (1), body of a gun (2), micropump (3) and control circuit, its characterized in that: the device is characterized in that a dose scale value is arranged on the surface of the needle cylinder (1), a needle head is clamped at one end of the needle cylinder (1), the other end of the needle cylinder (1) is connected with a connecting piece (4), an electro-hydraulic push rod (5) is clamped in the connecting piece (4), the electro-hydraulic push rod (5) comprises a motor (501) and a piston rod (502), a rubber plug (6) is clamped at one end of the piston rod (502), the side wall of the rubber plug (6) is attached to the inner wall of the needle cylinder (1), a circular hole is formed in the upper surface of the needle cylinder (1), and the connecting piece (4) is clamped at an opening on the left side of the gun;

a medicine storage tank (7) is clamped in the gun body (2), the medicine storage tank (7) comprises a water inlet and a water outlet, the water outlet is connected with a water outlet valve (8) through a flange, the lower end of the water outlet valve (8) is connected with one end of a water outlet pipe (9), the other end of the water outlet pipe (9) is fixed on a circular hole in the upper surface of the needle cylinder (1), and a handle (10) is clamped at the lower end of the gun body (2);

the micro pump (3) is provided with a water inlet and a water outlet, the water outlet is connected with one end of a water inlet pipe (11), the other end of the water inlet pipe (11) is connected with a water inlet of the medicine storage tank (7), the water inlet is connected with one end of a suction pipe (12), and the other end of the suction pipe (12) is connected with a bottle stopper puncture outfit (13);

control circuit includes keyboard (14), MCU module, switch (15) and peripheral circuit, control circuit and micropump (3), electric liquid push rod (5) and outlet valve (8) all are connected electrically, keyboard (14) are established on the outer wall of body of a gun (2), switch (15) are including total switch (1501), infusion switch (1502) and draw liquid switch (1503), the upper surface at body of a gun (2) is established in total switch (1501), infusion switch (1502) are established on the left side wall of handle (10), draw liquid switch (1503) establish on the left side wall of handle (10) and be located the downside of infusion switch (1502).

2. The local anesthetic apparatus for anesthesia department according to claim 1, wherein: the front end of the needle cylinder (1) is clamped with a fixed bracket (16) with adjustable angle.

3. The local anesthetic apparatus for anesthesia department according to claim 1, wherein: the handle (10) comprises a main handle (1001) and an auxiliary handle (1002), the infusion switch (1502) and the liquid extraction switch (1503) are both arranged on the auxiliary handle (1002), a cavity is formed in the main handle (1001), the bottom of the main handle (1001) is hinged with a sealing cover, and the suction pipe (12) connected with the bottle stopper puncture device (13) is arranged in the cavity.

4. The local anesthetic apparatus for anesthesia department according to claim 1, wherein: the water outlet valve (8) is an electromagnetic valve.

5. The local anesthetic apparatus for anesthesia department according to claim 1, wherein: the micropump (3) is of a PHW series, and the flow rate of the micropump (3) is adjustable.

6. The local anesthetic apparatus for anesthesia department according to claim 1, wherein: the medicine storage tank (7) is a small air bag type expansion tank, and an inflation inlet is formed in the upper surface of the medicine storage tank (7).

7. The local anesthetic apparatus for anesthesia department according to claim 1, wherein: a square opening is formed in the upper surface of the gun body (2), and a metal cover (17) is hinged to one side of the square opening.

8. The local anesthetic apparatus for anesthesia department according to claim 1, wherein: and sealing rubber rings are arranged at the joints of the water outlet pipe (9), the water inlet pipe (11) and the suction pipe (12).