CN113521454A - Quantitative spraying device for clinical local anesthesia of medical anesthesia department - Google Patents

Abstract

The invention discloses a quantitative spraying device for clinical local anesthesia in a medical anesthesia department, relates to the technical field of anesthesia spraying devices, and solves the problems that the dosage of an anesthetic sprayed by an existing spraying bottle cannot be controlled during spraying, and the accuracy is poor. A quantitative spraying device for clinical local anesthesia in the medical anesthesia department comprises a spraying quantitative component; the medicine pushing piston is inserted in the inner medicine storage barrel. The device is spraying anesthesia subassembly when using can take the inside anesthetic agent of interior storage cylinder out and the compression carries out spraying anesthesia, and the device spraying anesthesia subassembly when spraying anesthesia total spray volume can be controlled volume and regulation by spraying quantitative subassembly, can adapt to the quantitative spraying anesthesia at different treatment positions, within the treatment range, convenient to use, and the spray anesthesia volume is accurate, does not influence patient later stage and resumes.

Description

Quantitative spraying device for clinical local anesthesia of medical anesthesia department

Technical Field

The invention belongs to the technical field of anesthesia spraying devices, and particularly relates to a quantitative spraying device for clinical local anesthesia in a medical anesthesia department.

Background

In medical treatment, when the treatment that the sense of pain is stronger is carried out, often can use anesthetic to anaesthetize patient's affected part before the treatment to alleviate the painful degree when patient's treatment, anesthetic is divided into injection use and uses two big modes with the spraying at present, generally can select for use the mode of spray anesthesia when carrying out anesthesia treatment to patient's part.

If the application number is: in the patent of CN202010808272.X, a but quantitative spun atomizer for anesthesia is disclosed, which comprises a housing, the inside top fixed mounting of shell has the collecting box, the left side fixedly connected with first exhaust pipe of collecting box, the inside bottom of collecting box articulates there is the baffle, the top of baffle and the equal fixed mounting of inner wall of collecting box have first contact switch, the top of baffle and the equal fixed mounting of inner wall of collecting box have first spring, the output of collecting box passes through hose fixedly connected with gasbag, solid fixed ring has been placed in the outside of gasbag, the inside sliding connection of solid fixed ring has four slide bars of equidistance range.

The patient is generally subjected to spray anesthesia by a spray bottle internally filled with anesthetic when spray anesthesia is carried out, the dose of the sprayed anesthetic cannot be controlled by the existing spray bottle during spraying, the spray amount is only estimated by medical personnel generally, the anesthetic is too much to easily cause the excessive anesthesia of the affected part of the patient during the spray anesthesia with poor accuracy to influence the recovery after treatment, the pain and discomfort received during the treatment of the patient cannot be completely eliminated when the sprayed anesthetic is too little, the accuracy is poor, the use is complicated, and the practicability is not high.

In view of the above, the present invention provides a quantitative spraying device for local anesthesia in clinical practice in the medical anesthesia department, which is improved based on the existing structure and defects, and is expected to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a quantitative spraying device for clinical local anesthesia in a medical anesthesia department, which aims to solve the problems that the dosage of an anesthetic sprayed by the existing spraying bottle cannot be controlled during spraying, the spraying amount is estimated substantially only by medical staff, the recovery after treatment is affected by over anesthesia of an affected part of a patient due to too much anesthetic when the accuracy is poor and the pain and discomfort suffered by the patient during treatment cannot be completely eliminated when the sprayed anesthetic is too little, the accuracy is poor, the use is complicated and the practicability is not high.

The invention relates to a quantitative spraying device for clinical local anesthesia in a medical anesthesia department, which has the purposes and effects that the quantitative spraying device is realized by the following specific technical means:

a quantitative spraying device for clinical local anesthesia in the medical anesthesia department comprises a medicament cylinder;

the medicament barrel comprises an inner medicament storage barrel and an outer holding barrel, and the inner medicament storage barrel is fixedly connected inside the barrel body of the outer holding barrel;

the spray anesthesia component is arranged at the top of the medicament barrel;

the spraying quantitative assembly consists of a medicine pushing piston, a quantitative control block, a quantitative limiting block and a circulating control block, the medicine pushing piston is inserted in the medicine storage cylinder, and the quantitative limiting block and the circulating control block are inserted at the bottom of the quantitative control block.

Further, the medicament cartridge further comprises:

the quantitative control cylinder is provided with quantitative scales outside the cylinder body, threads are arranged outside the cylinder body of the inner storage cylinder, a thread groove is formed inside the cylinder body of the quantitative control cylinder, the quantitative control cylinder is screwed outside the inner storage cylinder through the thread groove, and the quantitative control block penetrates through the bottom of the cylinder body of the quantitative control cylinder.

Furthermore, the outer wall of the quantitative control cylinder is provided with an observation groove, and the inner storage cylinder and the outer cylinder holding the cylinder are both in transparent design.

Further, the spray anesthesia subassembly includes:

the spraying pumping shell is screwed and fixed on the top of the cylinder body of the external holding cylinder through threads;

the spraying rod is pressed and inserted into the shell of the spraying pumping shell;

and the atomizing nozzle is fixedly connected to one end of the spraying pumping shell.

Further, the inside spraying pump medicine chamber that is equipped with "T" shape of casing of spraying pump sending shell, and the horizontal chamber of spraying pump medicine chamber and the inside in the perpendicular chamber in bottom all are equipped with the check valve, and the horizontal intracavity check valve in spraying pump medicine chamber is outwards opened, and the horizontal chamber and the atomizer intercommunication in spraying pump medicine chamber, and spraying pump medicine chamber bottom is erect intracavity check valve and is upwards opened, and the body of rod bottom of pressing the spraying pole is equipped with atomizing piston disc, and atomizing piston disc pegs graft in the perpendicular intracavity in top in spraying pump medicine chamber.

Furthermore, the two ends of the rod body pressing the spraying rod are both provided with reset top springs, and the two ends of each reset top spring are respectively and fixedly connected with the bottom of the rod body pressing the spraying rod and the inside of the spraying pumping shell.

Further, the block of ration stopper is "U" shape design, and the both sides board outside of ration stopper all is equipped with the control lever, and ration stopper is equipped with two sets of symmetries in the inside of ration control block, and the block top of circulation control block is equipped with the control panel of two symmetries, and the inside of control panel sets up the control flume of downward sloping, and the control lever is pegged graft in the inside of control flume.

Furthermore, a control top spring is arranged at the top of the block body of the circulation control block, and two ends of the control top spring are respectively and fixedly connected to the inside of the circulation control block and the bottom of the block body of the quantitative control block.

Furthermore, the bottom of the medicine pushing piston is provided with a quantitative linkage rod, two sides of the rod body of the quantitative linkage rod are provided with one-way racks, the quantitative limiting block is internally provided with a linkage rack, the gear teeth of the one-way racks and the gear teeth of the linkage rack are designed in a triangular shape, the straight edges of the gear teeth of the one-way racks are designed downwards, and the straight edges of the gear teeth of the one-way racks and the gear teeth of the linkage rack face opposite directions.

Furthermore, the bottom of the cylinder body of the inner medicine storage cylinder is provided with an annular separating baffle ring, the top of the block body of the quantitative control block is provided with a quantitative baffle ring, the medicine pushing piston is positioned at the top of the separating baffle ring, and the quantitative baffle ring is positioned at the bottom of the separating baffle ring.

Compared with the prior art, the invention has the following beneficial effects:

the device is spraying anesthesia subassembly when using can take the inside anesthetic agent of interior storage cylinder out and the compression is sprayed the anesthesia, and the device spraying anesthesia subassembly when spraying anesthesia total amount of spraying can be controlled volume and regulation by spraying quantitative subassembly, can adapt to the quantitative spraying anesthesia at different treatment positions, within the treatment range, convenient to use, the amount of spraying anesthesia is accurate, does not influence patient later stage and resumes, has improved the device's practicality and flexibility.

Firstly, the device abandons the traditional mode of spraying and sucking anesthetic by using a suction pipe, sprays by the mode that a medicine pushing piston moves upwards under the action of negative pressure and sucks the anesthetic into a medicine cavity of a spray pump, so that the device can carry out spray anesthesia at any angle, when a spray rod is pressed down, a one-way valve in a transverse cavity of the medicine cavity of the spray pump is opened, a one-way valve in a vertical cavity at the bottom of the medicine cavity of the spray pump is closed, an atomizing piston disc extrudes the anesthetic in the medicine cavity of the spray pump and atomizes the anesthetic out through an atomizing nozzle for anesthesia, when the spray rod is released, the spray rod is pressed to reset under the action of a reset top spring, the one-way valve in the transverse cavity of the medicine cavity of the spray pump is closed, the one-way valve in the vertical cavity at the bottom of the medicine cavity of the spray pump is opened, at the moment, the internal stroke negative pressure of an internal medicine storage cylinder can drive the medicine pushing piston to synchronously move upwards while extracting the anesthetic, make the device can spray with any angle, can not appear the problem that traditional straw spraying bottle used because of the angle is not good leads to the unable suction anesthetic of straw to carry out the anesthesia of spraying, convenient to use is nimble, has improved the device's flexibility and adaptability.

Secondly, its medicine yield can be controlled by spraying ration subassembly when the device is spraying anesthesia, the device pushes away the one-way rack of medicine piston and can drive the synchronous rebound of ration control block when spraying anesthesia, when reaching predetermined atomizing medicine yield, the ration fender ring meeting joint of ration control block is in the bottom of separating the fender ring, the inside rebound that stores up the cartridge case including the medicine piston can't continue under the restriction of ration control block this moment, thereby make the device can't continue spraying at this moment, the anesthetic of control when single anesthesia treatment that can be accurate spouts medicine yield in total, high durability and convenient use, good treatment effect, the flexibility and the adaptability of the device are improved.

Furthermore, the amount of medicine sprayed by the device can be adjusted through a spraying quantitative assembly, the quantitative control cylinder is rotated to rotate out of the quantitative control cylinder from the inside of the inner medicine storage cylinder, the quantitative control cylinder is adjusted to a proper length according to quantitative scale adjustment, the circulating control block is pushed inwards at the moment, a control groove of the control panel drives two quantitative limiting blocks to move towards two sides through a control rod to remove the clamping connection of the one-way rack and the teeth of the linkage rack, the quantitative control block can be pulled downwards to the bottom of the quantitative control cylinder at the moment, the distance from the bottom of the quantitative baffle ring to the bottom of the separation baffle ring is the total usage amount of single spraying of anesthetic in the inner medicine storage cylinder at the moment, the adjustment is convenient, flexible and accurate, the circular quantitative spraying anesthesia of the quantitative control block can be continuously reset after one usage amount is set, the use is convenient, and the flexibility and the adaptability of the device are improved.

Drawings

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

Fig. 2 is a schematic structural view of the medicine cartridge of the present invention after disassembly.

Fig. 3 is a schematic view of the top of fig. 2 according to the present invention.

Fig. 4 is a schematic illustration of the spray dosing assembly of the present invention after disassembly.

Figure 5 is a schematic view of the inner reservoir of the present invention after it has been filled with anesthetic.

Figure 6 is a schematic diagram of the internal structure of the present invention for regulating the total amount of anesthetic in a single spray.

Figure 7 is a schematic diagram of the internal structure of the present invention after adjustment of the total amount of anesthetic for a single spray.

FIG. 8 is a schematic diagram of a single-use spray anesthetic system with a total dose set according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a medicament cartridge; 101. an inner reservoir cartridge; 1011. a separating baffle ring; 102. an outer gripping barrel; 103. a quantitative control cartridge; 1031. an observation tank; 2. a spray anesthesia assembly; 201. a spray pumping housing; 2011. a spray pump drug cavity; 2012. a one-way valve; 202. pressing the spray rod; 2021. an atomizing piston disc; 2022. resetting the top spring; 203. an atomizing spray head; 3. a spray dosing assembly; 301. a medicine pushing piston; 3011. a quantitative linkage rod; 30111. a unidirectional rack; 302. a quantitative control block; 3021. a quantitative retaining ring; 303. a quantitative stopper; 3031. a linkage rack; 3032. a control lever; 304. a loop control block; 3041. a control panel; 30411. a control slot; 3042. and controlling the top spring.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the invention provides a quantitative spraying device for clinical local anesthesia of a medical anesthesia department, which comprises a medicament barrel 1;

the medicament barrel 1 comprises an innermedicament storage barrel 101 and anouter holding barrel 102, and the innermedicament storage barrel 101 is fixedly connected inside the barrel body of theouter holding barrel 102;

the medicament cartridge 1 further comprises:

thequantitative control cylinder 103 is characterized in that quantitative scales are arranged outside the cylinder body of thequantitative control cylinder 103, threads are arranged outside the cylinder body of theinner storage cylinder 101, thread grooves are formed inside the cylinder body of thequantitative control cylinder 103, thequantitative control cylinder 103 is screwed outside theinner storage cylinder 101 through the thread grooves, thequantitative control block 302 penetrates through the bottom of the cylinder body of thequantitative control cylinder 103, and in use, the total dose of single spray anesthesia can be adjusted by adjusting the using length of thequantitative control cylinder 103.

Wherein, the outer wall of thequantitative control cylinder 103 is provided with anobservation groove 1031, and the cylinder bodies of theinner storage cylinder 101 and theouter holding cylinder 102 are both transparent, which facilitates the observation of the residual amount of anesthetic in the medicine cylinder 1 and the working state of the sprayquantitative component 3.

Spray anesthesia subassembly 2,spray anesthesia subassembly 2 including:

thespraying pumping shell 201 is fixedly screwed on the top of theouter holding cylinder 102 through threads;

thespray rod 202 is pressed, and thespray rod 202 is inserted into the shell of thespray pumping shell 201;

theatomizing nozzle 203, theatomizing nozzle 203 is fixedly connected to one end of thespray pumping shell 201;

the device has abandoned traditional spraying to spout the mode that utilizes the straw to aspirate anesthetic, but sprays through pushing away the mode thatmedicine piston 301 moved upwards and drawn anesthetic into spraypump medicine chamber 2011 inside at the negative pressure for the device can spray the anesthesia with any angle.

Wherein, the inside spraypump medicine chamber 2011 that is equipped with "T" shape of casing ofspray pumping shell 201, and the inside in the perpendicular chamber in horizontal chamber and the bottom of spraypump medicine chamber 2011 all is equipped withcheck valve 2012, the horizontalintracavity check valve 2012 of spraypump medicine chamber 2011 is outwards opened, and the horizontal chamber and theatomizer 203 intercommunication of spraypump medicine chamber 2011, the perpendicularintracavity check valve 2012 of spraypump medicine chamber 2011 bottom is upwards opened, the body of rod bottom of pressingspray rod 202 is equipped withatomizing piston dish 2021, andatomizing piston dish 2021 pegs graft in the perpendicular intracavity in top of spraypump medicine chamber 2011, in use, when pressingspray rod 202 down, theinside check valve 2012 of the horizontal intracavity of spraypump medicine chamber 2011 opens, theinside check valve 2012 of the perpendicular intracavity in spraypump medicine chamber 2011 bottom closes, atomizingpiston dish 2021 extrudes the inside anesthetic of spraypump medicine chamber 2011 and sprays the anesthetic throughatomizer 203 and carry out the anesthetic.

Wherein, the body of rod both ends of pressingspray rod 202 all are equipped withreset spring 2022, and resetspring 2022's both ends respectively fixed connection presses the body of rod bottom and the inside of sprayingpump pumping shell 201 ofspray rod 202, in use, when unclamping and pressspray rod 202,press spray rod 202 and reset under the effect that resetsspring 2022,check valve 2012 in the horizontal intracavity of spraypump medicine chamber 2011 is closed simultaneously,check valve 2012 in the vertical intracavity of spraypump medicine chamber 2011 bottom is opened, the inside stroke negative pressure ofinterior storage cartridge 101 this moment, can drive in the time of extracting the anesthetic and push awaymedicine piston 301 and shift up in step, make the device spray with any angle, can not appear when traditional straw spray bottle uses because of the angle is not good and lead to the unable anesthetic of suction to carry out the problem of spraying anesthesia, high durability and convenient use is nimble.

The sprayingquantitative assembly 3 is composed of amedicine pushing piston 301, aquantitative control block 302, a quantitative limitingblock 303 and acirculation control block 304, themedicine pushing piston 301 is inserted in the innermedicine storage cylinder 101, the quantitative limitingblock 303 and thecirculation control block 304 are both inserted at the bottom of thequantitative control block 302, a controltop spring 3042 is arranged at the top of a block body of thecirculation control block 304, and two ends of the controltop spring 3042 are respectively and fixedly connected to the inner part of thecirculation control block 304 and the bottom of the block body of thequantitative control block 302;

the sprayingration subassembly 3 makes the device spray the total amount of spraying ofanesthesia subassembly 2 when spraying anesthesia and can be controlled volume and regulation by sprayingration subassembly 3, can adapt to the quantitative spraying anesthesia of different treatment positions, treatment range within, convenient to use, and the amount of spraying anesthesia is accurate, does not influence patient's later stage and resumes.

Wherein, the block body of the quantitative limitingblock 303 is designed in a U shape, the outsides of two side plates of the quantitative limitingblock 303 are respectively provided with acontrol rod 3032, the quantitative limitingblock 303 is provided with two symmetrical groups in thequantitative control block 302, the top of the block body of thecyclic control block 304 is provided with twosymmetrical control plates 3041, and thecontrol panel 3041 is provided with acontrol groove 30411 inclined downward, thecontrol rod 3032 is inserted into thecontrol groove 30411, in use, rotating thedosing control cartridge 103 rotates thedosing control cartridge 103 out of the interior of theinner reservoir cartridge 101, thequantitative control cylinder 103 is adjusted to a proper length according to quantitative scale adjustment, thecirculation control block 304 is pushed inwards at the moment, thecontrol groove 30411 of thecontrol plate 3041 drives the two quantitative limit blocks 303 to move towards two sides through thecontrol rod 3032 to remove clamping connection of the one-way rack 30111 and the gear teeth of thelinkage rack 3031, and at the moment, the quantitative control block 302 can be pulled downwards to the bottom of thequantitative control cylinder 103.

Wherein, the bottom of themedicine pushing piston 301 is provided with aquantitative linkage rod 3011, two sides of the rod body of thequantitative linkage rod 3011 are provided with one-way racks 30111, the inside of the quantitative limitingblock 303 is provided with alinkage rack 3031, the teeth of the one-way rack 30111 and thelinkage rack 3031 are designed in a triangle shape, the straight edges of the teeth of the one-way rack 30111 are designed downwards, the straight edges of the teeth of the one-way rack 30111 and thelinkage rack 3031 are opposite in direction, in use, the one-way rack 30111 of themedicine pushing piston 301 can drive thequantitative control block 302 to move upwards synchronously when the device is used for spraying anesthesia, when a preset spraying amount is reached, thequantitative baffle ring 3021 of thequantitative control block 302 is clamped at the bottom of theseparation baffle ring 1011, at this time, the quantitative control block 302 limits themedicine pushing piston 301 to be unable to move upwards in theinner storage cylinder 101 continuously, so that the device is unable to spray at this time, and able to accurately control the total spraying amount of anesthetic during single anesthesia treatment, accurate use and good treatment effect.

Wherein, the barrel bottom ofinterior storage cylinder 101 is equipped with annular and separatesfender ring 1011, and the block top ofquantitative control block 302 is equipped with ration and keeps offring 3021, it is located the top of separatingfender ring 1011 to push awaymedicine piston 301, and ration keeps off thering 3021 and is located the bottom of separatingfender ring 1011, this design makes ration keep offring 3021 move to separate and keeps offring 1011 bottom distance promptly for the total use amount ofinterior storage cylinder 101 internal anesthetic single spraying, it is convenient nimble accurate to adjust, and can continue to reset quantitative control block 302 circulation ration spraying anesthesia after setting up a use amount and use, high durability and convenient use.

In another embodiment, the inner diameter of theinner reservoir cartridge 101 and theplunger 301 are of a square design, which allows thespray dosing assembly 3 to be used more stably without following rotation when thedosing control cartridge 103 is rotated.

The specific use mode and function of the embodiment are as follows:

in the invention, the spray anesthetic component 2 is unscrewed, the medicine pushing piston 301 is pushed to the bottom of the inner medicine storage cylinder 101 through the glass rod, then the anesthetic is injected into the inner medicine storage cylinder 101, the spray anesthetic component 2 is assembled on the top of the medicine cylinder 1, as shown in figure 5, then the total amount of single anesthetic spraying is adjusted, the quantitative control cylinder 103 is rotated to rotate the quantitative control cylinder 103 out of the inner medicine storage cylinder 101, the quantitative control cylinder 103 is adjusted to a proper length according to quantitative scale adjustment, at the moment, the circulating control block 304 is pushed inwards, the control groove 30411 of the control plate 3041 drives the two quantitative limiting blocks 303 to move towards two sides through the control rod 3032 to remove the clamping connection of the one-way rack 30111 and the gear teeth of the linkage rack 3031, as shown in figure 6, at the moment, the quantitative control block 302 can be pulled downwards to the bottom of the quantitative control cylinder 103, at the moment, the quantitative baffle ring 3021 moves to the bottom distance of the separation baffle ring 1011, namely the total consumption of single anesthetic spraying in the inner medicine storage cylinder 101, as shown in fig. 7 and 8, spray anesthesia can be performed by circularly pressing the spray rod 202, when the spray rod 202 is pressed, the check valve 2012 in the horizontal cavity of the spray pump cavity 2011 is opened, the check valve 2012 in the vertical cavity at the bottom of the spray pump cavity 2011 is closed, the atomizing piston disc 2021 extrudes anesthetic in the spray pump cavity 2011 and atomizes and sprays the anesthetic through the atomizing nozzle 203 for anesthesia, when the spray rod 202 is released and pressed, the spray rod 202 is reset under the action of the reset top spring 2022, the check valve 2012 in the horizontal cavity of the spray pump cavity 2011 is closed, the check valve 2012 in the vertical cavity at the bottom of the spray pump cavity 2011 is opened, the internal stroke negative pressure of the inner storage cartridge 101 can drive the medicine pushing piston 301 to move upwards synchronously while extracting anesthetic, so that the device can spray at any angle, and the problem that the suction tube cannot suck anesthetic to perform spray anesthesia due to poor angle when the traditional spray suction tube is used is avoided, and after the one-time usage amount is set, the quantitative control block 302 can be continuously reset for circular quantitative spray anesthesia.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (10)

1. The utility model provides a clinical quantitative atomizer with local anesthesia of medical anesthesia branch of academic or vocational study which characterized in that: comprises a medicament cartridge (1);

the medicament barrel (1) comprises an inner medicament storage barrel (101) and an outer holding barrel (102), and the inner medicament storage barrel (101) is fixedly connected inside the barrel body of the outer holding barrel (102);

the spray anesthesia component (2), the spray anesthesia component (2) is installed on the top of the medicament barrel (1);

the spraying quantitative component (3) is composed of a medicine pushing piston (301), a quantitative control block (302), a quantitative limiting block (303) and a circulation control block (304), the medicine pushing piston (301) is inserted in the inner part of the medicine storage cylinder (101), and the quantitative limiting block (303) and the circulation control block (304) are inserted at the bottom of the quantitative control block (302).

2. The quantitative spraying device for clinical local anesthesia in the medical anesthesia department as claimed in claim 1, wherein: the medicament cartridge (1) further comprises:

the quantitative control device comprises a quantitative control barrel (103), quantitative scales are arranged outside the barrel body of the quantitative control barrel (103), threads are arranged outside the barrel body of an inner storage barrel (101), thread grooves are formed inside the barrel body of the quantitative control barrel (103), the quantitative control barrel (103) is screwed outside the inner storage barrel (101) through the thread grooves, and a quantitative control block (302) penetrates through the bottom of the barrel body of the quantitative control barrel (103).

3. The quantitative spraying device for clinical local anesthesia in the medical anesthesia department as claimed in claim 2, wherein: an observation groove (1031) is formed in the outer wall of the quantitative control barrel (103), and the barrel bodies of the inner storage barrel (101) and the outer holding barrel (102) are both in transparent design.

4. The quantitative spraying device for clinical local anesthesia in the medical anesthesia department as claimed in claim 1, wherein: the spray anesthesia component (2) comprises:

the spraying pumping shell (201), the spraying pumping shell (201) is screwed and fixed on the top of the cylinder body of the external holding cylinder (102) through threads;

the spray rod (202) is pressed, and the spray rod (202) is inserted into the shell of the spray pumping shell (201);

the atomizing nozzle (203), atomizing nozzle (203) fixed connection is in the one end of spraying pump shell (201).

5. The quantitative spraying device for clinical local anesthesia in the medical anesthesia department as claimed in claim 4, wherein: the inside spray pump medicine chamber (2011) that is equipped with "T" shape of casing of spray pumping shell (201), and the inside in the perpendicular chamber of horizontal chamber and bottom of spray pump medicine chamber (2011) all is equipped with check valve (2012), horizontal intracavity check valve (2012) of spray pump medicine chamber (2011) is outwards opened, and the horizontal chamber and atomizer (203) intercommunication of spray pump medicine chamber (2011), spray pump medicine chamber (2011) bottom is erect intracavity check valve (2012) and is upwards opened, the body of rod bottom of pressing spray rod (202) is equipped with atomizing piston dish (2021), and atomizing piston dish (2021) are pegged graft at the perpendicular intracavity in the top of spray pump medicine chamber (2011).

6. The quantitative spraying device for clinical local anesthesia in the medical anesthesia department as claimed in claim 4, wherein: the two ends of the rod body of the pressing spraying rod (202) are both provided with a reset top spring (2022), and the two ends of the reset top spring (2022) are respectively and fixedly connected with the bottom of the rod body of the pressing spraying rod (202) and the inside of the spraying pumping shell (201).

7. The quantitative spraying device for clinical local anesthesia in the medical anesthesia department as claimed in claim 1, wherein: the quantitative limiting block (303) is U-shaped, control rods (3032) are arranged outside two side plates of the quantitative limiting block (303), the quantitative limiting block (303) is symmetrically arranged inside the quantitative control block (302), two symmetrical control plates (3041) are arranged at the top of the block of the circulating control block (304), a downward-inclined control groove (30411) is formed inside the control plate (3041), and the control rods (3032) are inserted into the control groove (30411).

8. The quantitative spraying device for clinical local anesthesia in the medical anesthesia department as claimed in claim 7, wherein: the top of the block body of the circulation control block (304) is provided with a control top spring (3042), and two ends of the control top spring (3042) are respectively and fixedly connected with the inside of the circulation control block (304) and the bottom of the block body of the quantitative control block (302).

9. The quantitative spraying device for clinical local anesthesia in the medical anesthesia department as claimed in claim 1, wherein: the quantitative medicine pushing piston (301) is characterized in that a quantitative linkage rod (3011) is arranged at the bottom of the medicine pushing piston (301), unidirectional racks (30111) are arranged on two sides of a rod body of the quantitative linkage rod (3011), a linkage rack (3031) is arranged inside the quantitative limiting block (303), gear teeth of the unidirectional racks (30111) and the linkage rack (3031) are designed in a triangular mode, straight edges of gear teeth of the unidirectional racks (30111) are designed downwards, and straight edges of gear teeth of the unidirectional racks (30111) and the linkage rack (3031) face oppositely.

10. The quantitative spraying device for clinical local anesthesia in the medical anesthesia department as claimed in claim 1, wherein: the bottom of the inner medicine storage cylinder (101) is provided with an annular separating baffle ring (1011), the top of the block body of the quantitative control block (302) is provided with a quantitative baffle ring (3021), the medicine pushing piston (301) is positioned at the top of the separating baffle ring (1011), and the quantitative baffle ring (3021) is positioned at the bottom of the separating baffle ring (1011).

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