CN212187351U

CN212187351U - Department of anesthesia injection device convenient to liquid medicine diffusion rate

Info

Publication number: CN212187351U
Application number: CN201922358436.9U
Authority: CN
Inventors: 苗壮; 刘睿涵; 吕润; 杨昕; 赵婉璐; 何彦妮
Original assignee: First Affiliated Hospital of Dalian Medical University
Current assignee: First Affiliated Hospital of Dalian Medical University
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-12-22
Anticipated expiration: 2029-12-24

Abstract

The utility model relates to a medical instrument correlation technique specifically is an injection device of department of anesthesia convenient to liquid medicine diffusion velocity, including the frame of moulding plastics, the injection tube is installed to the front end of frame of moulding plastics, the built-in piston piece that installs of injection tube, the auxiliary frame is installed to the bottom of injection tube, install the sleeve pipe on the auxiliary frame, the injection port extension area at the injection tube is established to the sleeve pipe cover, the bottom both sides of auxiliary frame are installed down along the pole, install the movable rod through the activity bolt along the bottom of pole down, wear to be equipped with a plurality of cotton balls on the movable rod, the side of frame of moulding plastics is provided with the slide rail, install the slider on the slide rail, the second grade push rod is installed to the bottom of slider, the second grade push rod is connected with the auxiliary. The utility model discloses an aspect can disperse the painful sense of needle point department, reduces the nervous degree of skin around the needle of inserting, and on the other hand helps scattering of irritability liquid medicine, reduces the liquid medicine concentration of unit tissue.

Description

Department of anesthesia injection device convenient to liquid medicine diffusion rate

Technical Field

The utility model relates to a medical instrument correlation technique specifically is an anesthesia branch of academic or vocational study injection device convenient to liquid medicine diffusion rate.

Background

Narcotics are drugs that cause a temporary, reversible loss of consciousness and pain sensation in the whole body or in parts of the body. They can be classified into general anesthetics and local anesthetics according to their action ranges, and they can be classified into inhalation anesthetics and intravenous anesthetics according to their action characteristics and administration modes.

During many medical treatment, for alleviating patient's misery, need inject the narcotic for patient, present narcotic all injects through the syringe needle, because the injection is a pressurized process, needs the hand to extrude the piston always, injects the narcotic in the human body, and the use of syringe needle is not only hard now, and the diffusion velocity of injection is very slow moreover, influences the anesthesia effect.

Chinese patent (No. CN207666938U) discloses an injection device for anesthesia department, wherein a needle bar is connected at the liquid outlet end of the injection device through a rubber tube, and the injection speed is improved through the simultaneous injection effect of a plurality of injection needles, so that the medicine is diffused more quickly; the method has the great disadvantages of essentially causing great harm to human bodies and being completely incapable of being effectively used in medical treatment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anesthesia department injection device convenient to liquid medicine diffusion rate 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:

an injection device convenient for diffusion speed of liquid medicine for anesthesia department comprises an injection molding frame, wherein an injection tube is installed at the front end of the injection molding frame, a piston sheet is installed in the injection tube, a piston rod is installed on the rear side of the piston sheet, a transmission disc is installed at the top of the injection molding frame, a bending connecting rod is installed on the disc surface of the transmission disc, the pushing end of the bending connecting rod is connected with the piston rod through a connecting bolt, an auxiliary frame is installed at the bottom end of the injection tube and is designed at the position of an injection port, a sleeve is installed on the auxiliary frame and is sleeved in the extension area of the injection port of the injection tube, lower edge rods are installed on two sides of the bottom of the auxiliary frame, movable rods are installed at the bottom ends of the lower edge rods through movable bolts, and a plurality of cotton balls are; the side of frame of moulding plastics is provided with the slide rail, install the slider on the slide rail, be provided with the rack on the slider, the outer edge of driving disc is provided with annular insection, annular insection meshes with the rack mutually, the second grade push rod is installed to the bottom of slider, the second grade push rod is connected with the auxiliary frame again.

As a further aspect of the present invention: the side of injection molding frame installs adjust knob, the transmission dish is installed and is twisted soon the end at adjust knob.

As a further aspect of the present invention: and an injection needle is arranged at the injection port of the injection tube.

As a further aspect of the present invention: the sleeve is wound with a buffer spring, one end of the buffer spring is connected with the auxiliary frame, and one end of the buffer spring is fixed on the bottom plane of the injection tube.

As a further aspect of the present invention: the bottom of lower edge pole is installed the flank soft board through the activity bolt, be provided with a plurality of miniature supports on the flank soft board, all install the massage roller through the roller on the miniature support.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses an improve the speed of liquid medicine diffusion, adopt the mode of massage skin, during the drive plate motion, promote the piston motion through the connecting rod transmission on the one hand, thereby inject the operation, on the other hand also promotes the slider along the slide rail motion through the rack drive, thereby promote the auxiliary frame through the second grade push rod and move down, the cotton ball and the skin line contact of auxiliary frame bottom and through the movable rod installation, when the motion, by the injection point towards both sides displacement as the center, thereby play the effect of massage skin. On one hand, the pain feeling at the needle insertion point can be dispersed, the skin tension around the needle insertion is reduced, on the other hand, the dispersion of the irritant liquid medicine is facilitated, the irritation to a smaller local part extends to a larger area, the liquid medicine concentration of a unit tissue is reduced, the pain feeling and the irritation to a subcutaneous tissue are reduced, and the generation of ecchymosis and induration after injection is avoided.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of an auxiliary frame in the second embodiment of the present invention.

Fig. 3 is a schematic structural view of a soft side wing plate in the second embodiment of the present invention.

In the figure: 1-injection molding frame, 11-injection cylinder, 12-piston sheet, 13-piston rod, 14-injection needle, 21-transmission disc, 22-bending connecting rod, 23-connecting bolt, 3-auxiliary frame, 31-sleeve, 32-lower edge rod, 33-movable bolt, 34-movable rod, 35-cotton ball, 36-buffer spring, 41-sliding rail, 42-sliding block, 43-rack, 44-annular insection, 45-secondary push rod, 51-flank soft plate, 52-micro bracket and 53-massage roller.

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, examples of which are shown in the drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements, unless otherwise indicated.

It is to be understood that the embodiments described are only some embodiments of the invention, and 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.

The first embodiment is as follows:

referring to fig. 1, the injection device for the department of anesthesia convenient for diffusion speed of liquid medicine comprises an injection molding frame 1, an injection tube 11 is installed at the front end of the injection molding frame 1, a piston sheet 12 is installed in the injection tube 11, a piston rod 13 is installed on the rear side of the piston sheet 12, a transmission disc 21 is installed at the top of the injection molding frame 1, a bending connecting rod 22 is installed on the disc surface of the transmission disc 21, the pushing end of the bending connecting rod 22 is connected with the piston rod 13 through a connecting bolt 23, an adjusting knob is installed on the side surface of the injection molding frame 1, the transmission disc 21 is installed at the screwing end of the adjusting knob, and an injection needle 14 is installed at the injection port of the injection tube 11. The injection tube 11 is used for injection operation of liquid medicine, drives the transmission disc 21 to rotate through the adjusting knob, thereby drives the bending connecting rod 22 to move, and pushes the piston rod 13 to move through the bending connecting rod 22, thereby completing the injection process.

Auxiliary frame 3 is installed to the bottom of injection tube 11, auxiliary frame 3 designs in the injection port position, install sleeve pipe 31 on the auxiliary frame 3, the sleeve pipe 31 cover is established in the injection port extension region of injection tube 11, lower edge pole 32 is installed to the bottom both sides of auxiliary frame 3, lower edge pole 32's bottom is installed movable rod 34 through activity bolt 33, wear to be equipped with a plurality of cotton balls 35 on the movable rod 34. The side of injection molding frame 1 is provided with slide rail 41, install slider 42 on the slide rail 41, be provided with rack 43 on the slider 42, the outer edge of driving plate 21 is provided with annular insection 44, annular insection 44 meshes with rack 43 mutually, second grade push rod 45 is installed to the bottom of slider 42, second grade push rod 45 is connected with auxiliary frame 3 again.

Different from the prior art, in order to improve the diffusion speed of the liquid medicine, the skin massage mode is adopted, when the transmission disc 21 moves, on one hand, the piston is pushed to move through the transmission of the connecting rod, so that the injection operation is carried out, on the other hand, the sliding block 42 is also pushed to move along the sliding rail 41 through the transmission of the rack, so that the auxiliary frame 3 is pushed to move downwards through the secondary push rod 45, the cotton balls 35 at the bottom of the auxiliary frame 3 are in line contact with the skin and are installed through the movable rod 34, and when the auxiliary frame moves, the auxiliary frame moves towards two sides by taking an injection point as the center; on one hand, the pain feeling at the needle insertion point can be dispersed, the skin tension around the needle insertion is reduced, on the other hand, the dispersion of the irritant liquid medicine is facilitated, the irritation to a smaller local part extends to a larger area, the liquid medicine concentration of a unit tissue is reduced, the pain feeling and the irritation to a subcutaneous tissue are reduced, and the generation of ecchymosis and induration after injection is avoided.

Preferably, a buffer spring 36 is wound on the sleeve 31, one end of the buffer spring 36 is connected with the auxiliary frame 3, and one end of the buffer spring 36 is fixed on the bottom plane of the syringe 11. The buffer spring 36 has a buffering effect when the auxiliary frame 3 moves down, so that the movable rod 34 is uniformly spread to both sides as much as possible, thereby improving a massage effect.

Example two:

referring to fig. 2 and fig. 3, this embodiment is further optimized as an embodiment, on the basis of which, the bottom end of the lower edge rod 32 is provided with a flexible side wing plate 51 through a movable bolt 33, the flexible side wing plate 51 is provided with a plurality of micro-brackets 52, and the micro-brackets 52 are all provided with massage rollers 53 through roller shafts.

Preferably, in the medical link with a large anesthesia area, the cotton ball can be replaced by the massage roller 53 structure in view of the limited massage area of the cotton ball, so that the massage area is enlarged, and the liquid medicine diffusion effect is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an injection device for department of anesthesia convenient to liquid medicine diffusion rate, includes injection molding frame (1), injection tube (11) are installed to the front end of injection molding frame (1), injection tube (11) built-in piston piece (12) of installing, piston rod (13) are installed to the rear side of piston piece (12), its characterized in that, driving disc (21) are installed at the top of injection molding frame (1), install bending connecting rod (22) on the quotation of driving disc (21), bending connecting rod's (22) the catch end is connected through connecting bolt (23) with piston rod (13), auxiliary frame (3) are installed to the bottom of injection tube (11), auxiliary frame (3) design is in the injection port position, install sleeve pipe (31) on auxiliary frame (3), sleeve pipe (31) cover is established in the injection port extension region of injection tube (11), lower border pole (32) are installed to the bottom both sides of auxiliary frame (3), lower along the bottom of pole (32) install movable rod (34) through activity bolt (33), wear to be equipped with a plurality of cotton balls (35) on movable rod (34), the side of injection molding frame (1) is provided with slide rail (41), install slider (42) on slide rail (41), second grade push rod (45) are installed to the bottom of slider (42), second grade push rod (45) are connected with auxiliary frame (3) again.

2. The anesthesia department injection device for facilitating the speed of liquid medicine diffusion according to claim 1, wherein the slider (42) is provided with a rack (43), the outer edge of the transmission disc (21) is provided with an annular insection (44), and the annular insection (44) is meshed with the rack (43).

3. The anesthesia department injection device for facilitating the speed of liquid medicine diffusion according to claim 1, wherein an adjusting knob is installed on the side surface of the injection molding frame (1), and the transmission disc (21) is installed on the screwing end of the adjusting knob.

4. The anesthesia department injection device for facilitating diffusion speed of a liquid medicine according to claim 1, wherein an injection needle (14) is installed at an injection port of the syringe (11).

5. The anesthesia department injection device for facilitating the diffusion speed of liquid medicine according to claim 1, wherein said sleeve (31) is wound with a buffer spring (36), one end of said buffer spring (36) is connected with said auxiliary frame (3), and one end of said buffer spring (36) is fixed on the bottom plane of said syringe (11).

6. The anesthesia department injection device for facilitating liquid medicine diffusion speed according to any one of claims 1 to 5, wherein the bottom end of the lower edge rod (32) is provided with a soft side wing plate (51) through a movable bolt (33), the soft side wing plate (51) is provided with a plurality of micro supports (52), and the micro supports (52) are provided with massage rollers (53) through roller shafts.