CN209864893U

CN209864893U - Local anesthesia device for anesthesia department

Info

Publication number: CN209864893U
Application number: CN201920409448.7U
Authority: CN
Inventors: 李勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2019-12-31
Anticipated expiration: 2029-03-28

Abstract

The utility model relates to the technical field of medical equipment, in particular to a local anesthesia device for anesthesia department, which comprises an injection shell, an anesthesia needle, a piston, a connecting rod, a control shell, a display screen, a control button, a screw rod, a gear, a motor, a processor, a bump, a groove and a distance sensor, wherein the distance sensor can detect the distance between the screw rod and the inner wall of the right side of the control shell, the processor can convert the distance data into the dosage of the anesthetic through a pre-loaded program and display the dosage on the display screen, in addition, the gear is controlled by the motor to rotate so as to drive the screw rod to move along the direction of the injection shell, the control button can preset the dosage of the anesthetic, the processor can stop the motor when the anesthetic reaches the preset value so as to realize the automatic injection of the anesthetic for a patient, compared with the traditional manual injection, the utility model has more accuracy and higher stability, thereby relieving the pain of the patient and improving the accuracy of the dosage of the anesthetic.

Description

Local anesthesia device for anesthesia department

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to department of anesthesia local anesthesia device.

Background

In hospital clinic, local anesthesia is needed to be carried out on the operation position of a patient before operation, so that the pain of the patient during operation is relieved. Local anesthesia, also known as regional anesthesia, refers to the state of being blocked to some extent while the sensory nerve conduction function of a certain part of the body is temporarily blocked and the motor nerve conduction remains intact, by applying local anesthetic to the body part of a patient in a conscious state. Therefore, anesthesia is a necessary condition for the smooth operation, and the quality and the time of anesthesia directly influence the operation.

The current anesthetic is injected to the surgical site of a patient using a disposable syringe. Usually, medical personnel are handheld syringe that is equipped with the anesthetic, prick the patient operation position with the syringe needle, then promote the piston rod and inject patient operation position with the anesthetic, because anesthetic agent needs slowly at the uniform velocity, lead to medical personnel when handheld syringe injection, when promoting the piston rod, hand stability is relatively poor, can appear rocking, and the syringe needle of syringe front end also can rock and slide even, increases the painful accuracy that just influences local anesthesia of patient.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model discloses a department of anesthesia local anesthesia device for when solving medical personnel and promoting the piston rod, the relatively poor syringe needle that leads to the syringe front end of hand stability is poor appears rocking or even slides, increases the painful problem that just influences local anesthesia's accuracy of patient.

The specific technical scheme is as follows:

the utility model provides a local anesthesia device of department of anesthesia, including the injection shell, the anesthesia needle, a piston, the connecting rod, a control housing, a display screen, control button, the screw rod, the gear, including a motor, an end cap, a controller, and a cover plate, the lug, recess and distance sensor, the vertical switch connection of bottom outer wall of injection shell has the anesthesia needle, the inner chamber of injection shell is equipped with the piston, the top of piston vertically is equipped with the connecting rod, be equipped with control shell above the top of injection shell, the surface of control shell is inlayed and is had display screen and control button, the inner chamber of control shell is equipped with the screw rod, the gear, motor and treater, the outside end of screw rod is equipped with the lug, the top end of connecting rod is equipped with the recess, the lug block is in the recess, the inboard end of screw rod is inlayed and is had;

preferably, the input end of the processor is electrically connected with control keys and a distance sensor, and the output end of the processor is electrically connected with a display screen and a motor, wherein the number of the control keys is two;

preferably, the processor is an AT89C51 series single-chip microcomputer chip, the display screen is an LED electronic display screen, and the distance sensor is an infrared distance sensor;

preferably, the injection shell and the control shell are both made of PVC materials, wherein the injection shell is made of transparent PVC materials, and the connection part of the injection shell and the control shell is connected through threads;

preferably, the screw has a length no shorter than the length of the injection housing.

Has the advantages that:

the utility model provides a distance sensor can detect the distance between screw rod and the control housing right side inner wall, and the treater can turn into the quantity of injection narcotic with distance data through the procedure of preloading and shows on the display screen, thereby drives the screw rod through motor control gear rotation and removes along the direction of injection housing in addition, and the quantity of narcotic can be predetermine to the control button, thereby the treater can stop motor work when narcotic reachs the default and realize the automatic narcotic injection to the patient, the utility model discloses it is more accurate and stable high than traditional manual injection to alleviateed patient's misery and improved the accurate degree of narcotic quantity.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic diagram of the internal structure of the middle control housing of the present invention.

The reference numbers are as follows: 1. injection shell, 2, anesthetic needle, 3, piston, 4, connecting rod, 5, control shell, 6, display screen, 7, control button, 8, screw rod, 9, gear, 10, motor, 11, treater, 12, lug, 13, recess, 14, distance sensor.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to FIGS. 1-2: a local anesthesia device for anesthesia department comprises an injection shell 1, an anesthesia needle 2, a piston 3, a connecting rod 4, a control shell 5, a display screen 6, a control key 7, a screw rod 8, a gear 9, a motor 10, a processor 11, a bump 12, a groove 13 and a distance sensor 14, the anesthesia needle 2 is vertically connected with the outer wall of the bottom of the injection shell 1 in a conduction mode, the piston 3 is arranged in the inner cavity of the injection shell 1, the connecting rod 4 is vertically arranged at the top of the piston 3, the control shell 5 is arranged above the top of the injection shell 1, the display screen 6 and the control key 7 are embedded in the surface of the control shell 5, the screw rod 8, the gear 9, the motor 10 and the processor 11 are arranged in the inner cavity of the control shell 5, the bump 12 is arranged at the tail end of the outer side of the screw rod 8, the groove 13 is arranged at the tail end of the top of the, 8 front side lateral walls of screw rod are connected with the block of gear 9, the axle center of gear 9 is connected through pivot and motor 10 rotor rotation, the input electric connection of treater 11 has control button 7 and distance sensor 14, the output electric connection of treater 11 has display screen 6 and motor 10, wherein control button 7 is total two sets ofly, treater 11 is AT89C51 series single chip microcomputer chip, display screen 6 is LED electronic display screen, distance sensor 14 is infrared distance sensor, injection shell 1 and control shell 5 are the PVC material and make, wherein injection shell 1 is made for transparent PVC material, threaded connection is passed through AT the junction of injection shell 1 and control shell 5, the length of screw rod 8 is not shorter than the length of injection shell 1.

The utility model provides a distance between 5 right sides inner walls of screw rod 8 and control housing can be detected to distance sensor 14, and processor 11 can turn into the quantity of injection narcotic through the procedure of preloading with distance data and show on display screen 6, thereby it removes along the direction of injection housing 1 to drive screw rod 8 to rotate through motor 10 control gear 9 in addition, and the quantity of narcotic can be predetermine to control button 7, thereby processor 11 can stop motor 10 work when narcotic reachs the default and realize the automatic narcotic injection to the patient, the utility model discloses it will be more accurate and stability height than traditional manual injection to alleviate patient's misery and improved the accurate degree of narcotic quantity.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A local anesthesia device for anesthesia department is characterized in that: comprises an injection shell (1), an anesthetic needle (2), a piston (3), a connecting rod (4), a control shell (5), a display screen (6), a control key (7), a screw rod (8), a gear (9), a motor (10), a processor (11), a convex block (12), a groove (13) and a distance sensor (14), wherein the outer wall of the bottom of the injection shell (1) is vertically connected with the anesthetic needle (2) in a conduction manner, the piston (3) is arranged in an inner cavity of the injection shell (1), the connecting rod (4) is vertically arranged at the top of the piston (3), the control shell (5) is arranged above the top of the injection shell (1), the display screen (6) and the control key (7) are embedded in the surface of the control shell (5), the screw rod (8), the gear (9), the motor (10) and the processor (11) are arranged in the inner cavity of the control shell (, the outside end of screw rod (8) is equipped with lug (12), the top end of connecting rod (4) is equipped with recess (13), lug (12) block is in recess (13), the inboard end of screw rod (8) is inlayed and is had distance sensor (14), screw rod (8) front side lateral wall is connected with gear (9) block, the axle center of gear (9) is connected through pivot and motor (10) rotor rotation.

2. The local anesthetic device for the department of anesthesia of claim 1, wherein: the input end of the processor (11) is electrically connected with a control key (7) and a distance sensor (14), the output end of the processor (11) is electrically connected with a display screen (6) and a motor (10), and the control keys (7) are divided into two groups.

3. The local anesthetic device for the department of anesthesia of claim 1, wherein: the processor (11) is an AT89C51 series single-chip microcomputer chip, the display screen (6) is an LED electronic display screen, and the distance sensor (14) is an infrared distance sensor.

4. The local anesthetic device for the department of anesthesia of claim 1, wherein: the injection shell (1) and the control shell (5) are both made of PVC materials, wherein the injection shell (1) is made of transparent PVC materials, and the connection part of the injection shell (1) and the control shell (5) is connected through threads.

5. The local anesthetic device for the department of anesthesia of claim 1, wherein: the length of the screw (8) is not shorter than the length of the injection housing (1).