CN112043892A

CN112043892A - Medical handheld sputum aspirator capable of deeply aspirating sputum

Info

Publication number: CN112043892A
Application number: CN202011114013.3A
Authority: CN
Inventors: 李�瑞; 马武豪
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-18
Filing date: 2020-10-18
Publication date: 2020-12-08

Abstract

The invention discloses a medical handheld sputum aspirator capable of deeply aspirating sputum, and relates to the field of medical equipment; in order to solve the problem that saliva is splashed due to poor control of suction force; this equipment specifically includes protection machanism and shell, protection machanism comprises centre gripping subassembly and protection machanism, and the centre gripping subassembly includes two springs, two arc pieces and presss from both sides tight frame, presss from both sides tight frame for falling the U-shaped form, and two arc pieces are sliding connection respectively in the both sides inner wall that presss from both sides tight frame, and two springs joint in the both sides inner wall that presss from both sides tight frame respectively, and the spring is connected with the arc piece. According to the invention, the protection mechanism is arranged and consists of the clamping component and the protection component, the clamping frame is fixed on the pipe by utilizing the two springs and the two arc-shaped blocks, the protection panel can block saliva generated by a patient to perform a certain protection function, and when the saliva is sprayed on the protection panel, the saliva can flow into the groove along the protection panel, so that the collection and the cleaning are convenient.

Description

Medical handheld sputum aspirator capable of deeply aspirating sputum

Technical Field

The invention relates to the field of medical equipment, in particular to a medical handheld sputum aspirator capable of deeply aspirating sputum.

Background

When a hospital is used for treating respiratory diseases, a large amount of sputum is often generated in the respiratory tract, and if the sputum is not timely and effectively cleaned, the treatment and recovery of the respiratory diseases are affected; the sputum aspirator is an indispensable important tool for preventing and treating respiratory tract obstruction and rescue asphyxia of patients, and the sputum aspirator utilizes the negative pressure principle to aspirate sputum, so that how to more effectively and comfortably aspirate the sputum becomes extremely important.

Through the retrieval, chinese application publication is CN 105771006A's patent discloses a novel hand-held type negative pressure sputum aspirator for emergency call, including fixed handle, fixed handle's right side symmetry is provided with two guide arms, and the left end of guide arm and fixed handle's right-hand member face fixed connection to be provided with return spring between two guide arms, the guide arm passes from the terminal surface of controlling of movable handle, and the other end and the backup pad fixed connection of guide arm, both sides top is equipped with the holding tank around the movable handle, and the middle part of movable handle is equipped with the through-hole to the right side middle part of movable handle is connected with the left end of piston rod. The novel hand-held negative pressure sputum aspirator for emergency call in above-mentioned patent exists following not enough: the pressure of the air cannot be well controlled by manually sucking the sputum, and the saliva and the sputum of the patient are easily polluted because no protective measures are arranged.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a medical handheld sputum aspirator capable of deeply aspirating sputum.

In order to achieve the purpose, the invention adopts the following technical scheme:

a medical handheld sputum aspirator capable of deeply aspirating sputum comprises a protective mechanism and a shell, wherein the protective mechanism consists of a clamping component and a protective component, the clamping component comprises two springs, two arc-shaped blocks and a clamping frame, the clamping frame is in an inverted U shape, the two arc-shaped blocks are respectively connected with the inner walls of the two sides of the clamping frame in a sliding manner, the two springs are respectively clamped on the inner walls of the two sides of the clamping frame, the springs are connected with the arc-shaped blocks, the protective component comprises a protective panel and a groove, the protective panel is arc-shaped and is clamped on the outer wall of the top of the clamping frame, the groove is arranged on the outer wall of one side of the protective panel, a suction adjusting chamber is clamped on the inner wall of one side of the shell, a sealing ring is clamped on the inner wall of the suction adjusting chamber, the inner walls of the two sides of the sealing ring, one of the rotating rods is rotatably connected to the outer wall of one side of the suction adjusting chamber, a hand wheel is fixed on the outer wall of the rotating rod positioned on the outer wall of the suction adjusting chamber through a screw, and a pointer is arranged on the outer wall of the hand wheel.

Preferably: the outer wall of the bottom of the shell is fixed with a handle through a screw, the outer wall of the bottom of the handle is fixed with a fixing sleeve through a screw, and the inner wall of the fixing sleeve is clamped with a sputum collection bottle.

Preferably: the outer wall of the top of the sputum collection bottle is connected with a connecting frame through threads, the inner wall of one side of the connecting frame is provided with a first round opening, the outlet pipe is clamped on the inner wall of the first round opening, the inner wall of the bottom of the sputum collection bottle is connected with a bottom cover through threads, the outer wall of the top of the bottom cover is welded with a connecting rod, the top of the connecting rod is welded with a funnel, and the funnel is located below.

Preferably: the protective housing is connected to the inner wall of one side of the shell in a clamped mode, the inner wall of the protective housing is respectively provided with a filtering chamber and a negative pressure machine through screws, the air outlet pipe penetrates through the filtering chamber and is connected with the air inlet end of the negative pressure machine, the outer wall of one side of the shell is provided with a rear cover through screws, and the outer wall of the rear cover is provided with an air outlet connected with the air outlet end of the negative.

Preferably: the inner wall of one side of the connecting frame, which is opposite to the air outlet pipe, is provided with a second round opening, the inner wall of the second round opening is clamped with a sputum inlet pipe, one side of the sputum inlet pipe, which is positioned on the sputum collecting bottle, is clamped with a flow guide pipe, and the flow guide pipe is positioned above the funnel.

Preferably: one side of the sputum inlet pipe, which is positioned outside the connecting frame, is connected with a three-way valve through threads, one valve port of the three-way valve is connected with a sputum suction pipe through threads, and the protection assembly is fixed on the outer wall of the sputum suction pipe through the clamping assembly.

Preferably: a suction head is clamped on one side of the sputum suction pipe and is in a shape of an inverted gourd, and more than two sputum suction ports are formed in the outer wall of the suction head.

Preferably: the welding of link top has the top cap, and top cap top outer wall has the sleeve through threaded connection, and the welding of sleeve outer wall has the cartridge case, and the holding tank has been seted up to cartridge case top inner wall.

Preferably: the inner wall of the bottom of the drug cartridge is fixed with an atomizer through a screw, a liquid inlet of the atomizer is connected with a storage tank through a hose, a mist outlet end of the atomizer is connected with a drug inlet pipe in a clamping mode, and the other end of the drug inlet pipe is connected with a valve of a three-way valve through threads.

The invention has the beneficial effects that:

1. by arranging the protection mechanism, the protection mechanism consists of the clamping component and the protection component, the two springs and the two arc-shaped blocks are utilized, the two arc-shaped blocks can be better attached to the pipe, the clamping frame is fixed on the pipe, the protection panel can block saliva generated by a patient to perform a certain protection function, and when the saliva is sprayed onto the protection panel, the saliva can flow into the groove along the protection panel, so that the collection and the cleaning are convenient; through being provided with the suction adjustment chamber, utilize the hand wheel rotation sealing disc that sets up, sealing disc is located the seal ring, and the dwang utilizes the seal cover sealed simultaneously, ensures the leakproofness of suction adjustment chamber, and the gas that produces can get into the suction adjustment chamber by the outlet duct, adjusts the angle of sealing disc, controls the gaseous flow of inspiration.

2. Through being provided with an album sputum flask, the threaded connection bottom is passed through to album sputum flask bottom, through the fixed funnel of connecting rod on the bottom, liquid such as the phlegm of production gets into an album sputum flask back, slide into on the bottom through the funnel and cover, can conveniently wash, unscrew the bottom, the water wash can, can prevent that the phlegm from gluing inside an album sputum flask, the structure of funnel can prevent that the phlegm from being inhaled the outlet duct, cause the damage, through the fixed cover that sets up, can easy to assemble with dismantle an album sputum flask, hold the handle with the hand, facilitate the use.

3. The filter chamber and the negative pressure machine are fixed in the protective shell through the protective shell, then the protective shell is clamped in the protective shell to complete installation, the filter chamber is placed on the air outlet pipe close to the negative pressure machine, generated gas can be filtered and then discharged, and pollution is avoided; the negative pressure machine can avoid using the manpower, ensures to reach suitable suction, and the noise is little, simultaneously in order to conveniently dismantle, is provided with the back lid on the shell, and the back lid can also ensure that the gas that the negative pressure machine produced is released fast.

4. Through being provided with and inhale the phlegm pipe, it is the shape of falling the calabash to inhale the suction head on the phlegm pipe, conveniently inject patient's throat the inside, at the during operation, the suction head can contract, can be quick inhale the phlegm, can prevent simultaneously by the phlegm jam, advance the phlegm pipe and inhale the phlegm pipe and pass through three-way valve connection, when the phlegm of inhaling gets into the phlegm intraductal time from inhaling the phlegm pipe, the phlegm can fall into the funnel from the honeycomb duct that is located the sputum collection bottle in, the honeycomb duct can guide the phlegm, ensure in it gets into the funnel, prevent its indiscriminate flow, not wash well.

5. Through being provided with the three-way valve, utilize the three-way valve to switch over the connection of pipeline, will advance the phlegm pipe and inhale the phlegm pipe and communicate with each other, can inhale the phlegm, when needs are loaded with medicine, will inhale the phlegm pipe and advance the pencil and communicate with each other, can spout the medicine, twist the sleeve on the top cap, make things convenient for the doctor to use, will put into the holding tank in liquid medicine, the control atomizer, atomize liquid medicine, then flow into the affected part through inhaling the phlegm pipe and advancing the pencil, the phlegm mouth of inhaling on the suction head simultaneously can make abundant the spraying to the affected part of medicine, the rotation of having avoided inhaling the phlegm pipe spouts the medicine.

Drawings

FIG. 1 is a schematic view of a medical handheld sputum aspirator capable of deeply aspirating sputum according to the present invention;

FIG. 2 is a schematic structural view of a sputum collection bottle of the medical handheld sputum aspirator capable of deeply aspirating sputum according to the present invention;

FIG. 3 is a schematic view of a suction adjustment chamber of a medical handheld sputum aspirator capable of deeply aspirating sputum according to the present invention;

FIG. 4 is a schematic view of a protective casing of the medical handheld sputum aspirator capable of deeply aspirating sputum according to the present invention;

fig. 5 is a schematic structural view of a protective panel of the medical handheld sputum aspirator capable of deeply aspirating sputum according to the present invention.

Fig. 6 is a schematic structural view of a drug cartridge of a medical handheld sputum aspirator capable of deeply aspirating sputum according to the present invention.

In the figure: 1 suction head, 2 sputum suction pipes, 3 protective panels, 4 three-way valves, 5 medicine inlet pipes, 6 medicine barrels, 7 top covers, 8 suction adjusting chambers, 9 protective cases, 10 shells, 11 back covers, 12 handles, 13 fixed sleeves, 14 sputum collecting bottles, 15 connecting frames, 16 sputum inlet pipes, 17 guide pipes, 18 funnels, 19 connecting rods, 20 bottom covers, 21 air outlet pipes, 22 hand wheels, 23 rotating rods, 24 sealing discs, 25 sealing rings, 26 filtering chambers, 27 negative pressure machines, 28 grooves, 29 springs, 30 arc-shaped blocks, 31 clamping frames, 32 storage tanks, 33 atomizers and 34 sleeves.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

A medical handheld sputum aspirator capable of deeply aspirating sputum is shown in figures 1, 3 and 5 and comprises a protection mechanism and a shell 10, wherein the protection mechanism comprises a clamping component and a protection component, the clamping component comprises two springs 29, two arc-shaped blocks 30 and a clamping frame 31, the clamping frame 31 is in an inverted U shape, the two arc-shaped blocks 30 are respectively connected with the inner walls of the two sides of the clamping frame 31 in a sliding manner, the two springs 29 are respectively clamped and connected with the inner walls of the two sides of the clamping frame 31, the springs 29 are connected with the arc-shaped blocks 30, the protection component comprises a protection panel 3 and a groove 28, the protection panel 3 is arc-shaped and is clamped and connected with the outer wall of the top of the clamping frame 31, the groove 28 is arranged on the outer wall of one side of the protection panel 3, the inner wall of one side of the shell 10 is clamped with a suction adjusting chamber 8, the inner wall of the suction adjusting chamber 8 is clamped with, the inner walls of the two sealing sleeves are respectively and rotatably connected with a rotating rod 23, the two rotating rods 23 are clamped with the same sealing disc 24, one rotating rod 23 is rotatably connected with the outer wall of one side of the suction adjusting chamber 8, a hand wheel 22 is fixed on the outer wall of the rotating rod 23 positioned on the outer wall of the suction adjusting chamber 8 through screws, and the outer wall of the hand wheel 22 is provided with a pointer; by arranging the protection mechanism, the protection mechanism consists of the clamping component and the protection component, the two springs 29 and the two arc-shaped blocks 30 are utilized, the two arc-shaped blocks 30 can be better attached to the pipe, the clamping frame 31 is fixed on the pipe, the protection panel 3 can block saliva generated by a patient to perform a certain protection function, and when the saliva is sprayed on the protection panel 3, the saliva can flow into the groove 28 along the protection panel 3, so that collection and cleaning are convenient; through being provided with suction adjustment chamber 8, utilize the hand wheel 22 that sets up to rotate sealing disc 24, sealing disc 24 is located sealing ring 25, and dwang 23 utilizes the seal cover sealed simultaneously, ensures the leakproofness of suction adjustment chamber 8, and the gaseous meeting of production gets into suction adjustment chamber 8 by outlet duct 21, adjusts the angle of sealing disc 24, controls the flow of inhaling gas.

To facilitate collection of the produced sputum; as shown in fig. 1, a handle 12 is fixed on the outer wall of the bottom of the shell 10 through a screw, a fixing sleeve 13 is fixed on the outer wall of the bottom of the handle 12 through a screw, a sputum collection bottle 14 is clamped on the inner wall of the fixing sleeve 13, the outer wall of the top of the sputum collection bottle 14 is connected with a connecting frame 15 through a screw thread, a round opening I is formed in the inner wall of one side of the connecting frame 15, an air outlet pipe 21 is clamped on the inner wall of the round opening I, the inner wall of the bottom of the sputum collection bottle 14 is connected with a bottom cover 20 through a screw thread, a connecting rod 19 is welded on the; through being provided with collection sputum flask 14, threaded connection bottom 20 is passed through to 14 bottoms of collection sputum flask, through 19 fixed funnel 18 of connecting rod on the bottom 20, liquid such as the phlegm of production get into collection sputum flask 14 back, on sliding into bottom 20 through funnel 18, can conveniently wash, unscrew bottom 20, the water washes can, can prevent that the phlegm from gluing inside collection sputum flask 14, the structure of funnel 18, can prevent that the phlegm from being inhaled inlet and outlet duct 21, cause the damage, fixed cover 13 through setting up, can be easy to assemble and dismantle collection sputum flask 14, hold handle 12 with the hand, and is convenient to use.

In order to ensure that the device can work normally and the sucked gas can be filtered; as shown in fig. 1 and 4, a protective shell 9 is clamped on the inner wall of one side of the housing 10, a filter chamber 26 and a negative pressure machine 27 are respectively fixed on the inner wall of the protective shell 9 through screws, an air outlet pipe 21 penetrates through the filter chamber 26 and is connected with the air inlet end of the negative pressure machine 27, a rear cover 11 is fixed on the outer wall of one side of the housing 10 through screws, and an air outlet connected with the air outlet end of the negative pressure machine 27 is arranged on the outer wall of the rear cover 11; through being provided with protective housing 9, fix filter chamber 26 and negative pressure machine 27 in protective housing 9, then with protective housing 9 card in shell 10, accomplish the installation, run through filter chamber 26 with outlet duct 21, can filter the gas that produces, then discharge, can not cause the pollution. Through the negative pressure machine 27 who sets up, can avoid using the manpower, ensure to reach suitable suction, and the noise is little.

In order to facilitate the sputum suction; as shown in fig. 1 and 2, a round mouth two is formed on the inner wall of one side of the connecting frame 15 opposite to the air outlet pipe 21, a sputum inlet pipe 16 is clamped on the inner wall of the round mouth two, a flow guide pipe 17 is clamped on one side of the sputum collection bottle 14 of the sputum inlet pipe 16, the flow guide pipe 17 is positioned above the funnel 18, a three-way valve 4 is connected with one side of the sputum inlet pipe 16 positioned outside the connecting frame 15 through threads, one valve port of the three-way valve 4 is connected with a sputum suction pipe 2 through threads, a protection component is fixed on the outer wall of the sputum suction pipe 2 through a clamping component, a suction head 1 is clamped on one side of the sputum suction pipe 2, the suction head 1 is in a shape of an; inhale phlegm pipe 2 through being provided with, inhale suction head 1 on the phlegm pipe 2 and be the shape of falling the calabash, conveniently inject patient's throat the inside, advance phlegm pipe 16 and inhale phlegm pipe 2 and be connected through three-way valve 4, when the phlegm of inhaling into from inhaling phlegm pipe 2 and getting into in the phlegm pipe 16, the phlegm can fall into funnel 18 from the honeycomb duct 17 that is located in album sputum flask 14 in, honeycomb duct 17 can guide the phlegm to get into funnel 18 in, prevent its indiscriminate flow, not good washing.

In order to be able to spray the patient; as shown in fig. 1 and 6, a top cover 7 is welded on the top of the connecting frame 15, a sleeve 34 is connected on the outer wall of the top cover 7 through a thread, a cartridge 6 is welded on the outer wall of the sleeve 34, a storage tank 32 is arranged on the inner wall of the top of the cartridge 6, an atomizer 33 is fixed on the inner wall of the bottom of the cartridge 6 through a screw, a liquid inlet of the atomizer 33 is connected with the storage tank 32 through a hose, a mist outlet end of the atomizer 33 is connected with a medicine inlet pipe 5 in a clamping manner, and the other end of the medicine inlet pipe; through being provided with three-way valve 4, utilize three-way valve 4 to switch over the connection of pipeline, will advance phlegm pipe 16 and inhale phlegm pipe 2 and communicate with each other, can inhale the phlegm, will inhale phlegm pipe 2 and advance pencil 5 and communicate with each other, can spout the medicine, twist sleeve 34 on top cap 7, make things convenient for the doctor to use, put into holding tank 32 with liquid medicine in, control atomizer 33 atomizes liquid medicine, then flows into the affected part through inhaling phlegm pipe 2 and advancing pencil 5.

In the use of the embodiment, the sputum collection bottle 14 is clamped into the fixing sleeve 13, the connecting frame 15 is screwed on the sputum collection bottle 14, the sputum inlet pipe 16 and the air outlet pipe 21 are both placed inside the sputum collection bottle 14 to complete the installation of the sputum collection bottle 14, then the two springs 29 and the two arc-shaped blocks 30 are utilized, the two arc-shaped blocks 30 can be better attached to the pipe, the clamping frame 31 is fixed on the sputum suction pipe 2 to complete the installation of the protection panel 3, the rotation angle of the sealing disc 24 is adjusted by rotating the hand wheel 22 to control the circulation of the air flow of the sealing ring 25, before the use, whether the whole device is sealed is checked, then the whole device works, the suction head 1 and the sputum suction pipe 2 are inserted into the sputum throat of a patient, the negative pressure machine 27 is controlled to suck out sputum, the generated sputum and other liquid enters the sputum collection bottle 14 and then slides into the bottom cover 20 through the funnel 18, the air outlet pipe 21 penetrates through the filtering chamber 26, when needing to be loaded with medicine, will inhale phlegm pipe 2 and advance pencil 5 and communicate with each other, twist sleeve 34 on top cap 7, put into holding tank 32 with liquid medicine in, control atomizer 33 atomizes liquid medicine, then through inhaling phlegm pipe 2 and advance the affected part that the pencil 5 flows into, work finishes, will collect phlegm bottle 14 and take off from fixed cover 13, unscrew bottom 20, the water washes can, can prevent that the phlegm from gluing inside album phlegm bottle 14, lift whole pipe off and wash.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A medical handheld sputum aspirator capable of deeply aspirating sputum comprises a protective mechanism and a shell (10), and is characterized in that the protective mechanism consists of a clamping assembly and a protective assembly, the clamping assembly comprises two springs (29), two arc-shaped blocks (30) and a clamping frame (31), the clamping frame (31) is in an inverted U shape, the two arc-shaped blocks (30) are respectively connected with the inner walls of the two sides of the clamping frame (31) in a sliding manner, the two springs (29) are respectively clamped on the inner walls of the two sides of the clamping frame (31), the springs (29) are connected with the arc-shaped blocks (30), the protective assembly comprises a protective panel (3) and a groove (28), the protective panel (3) is arc-shaped and is clamped on the outer wall of the top of the clamping frame (31), the groove (28) is arranged on the outer wall of one side of the protective panel (3), a suction adjusting chamber (8) is clamped on the inner wall of one side of the shell (10), and a sealing ring, sealing ring (25) both sides inner wall joint respectively has same outlet duct (21), sealing ring (25) both sides inner wall joint has the seal cover, two seal cover inner walls rotate respectively and are connected with dwang (23), two dwang (23) joints have same sealing disc (24), one of them dwang (23) rotates to be connected in suction adjustment chamber (8) one side outer wall, dwang (23) outer wall that is located suction adjustment chamber (8) outer wall has hand wheel (22) through the fix with screw, hand wheel (22) outer wall is provided with the pointer.

2. The medical handheld sputum aspirator capable of deeply aspirating sputum according to claim 1, wherein a handle (12) is fixed on the outer wall of the bottom of the housing (10) through screws, a fixing sleeve (13) is fixed on the outer wall of the bottom of the handle (12) through screws, and a sputum collection bottle (14) is clamped on the inner wall of the fixing sleeve (13).

3. The medical handheld sputum aspirator capable of deeply aspirating sputum according to claim 2, wherein the top outer wall of the sputum collection bottle (14) is connected with the connecting frame (15) through threads, the inner wall of one side of the connecting frame (15) is provided with a first round opening, the air outlet pipe (21) is connected with the inner wall of the first round opening in a clamping manner, the bottom inner wall of the sputum collection bottle (14) is connected with the bottom cover (20) through threads, the top outer wall of the bottom cover (20) is welded with the connecting rod (19), the top of the connecting rod (19) is welded with the funnel (18), and the funnel (18) is located below the air outlet pipe (21).

4. The medical handheld sputum aspirator capable of deeply aspirating sputum according to claim 1, wherein a protective shell (9) is clamped on an inner wall of one side of the shell (10), a filter chamber (26) and a negative pressure machine (27) are respectively fixed on the inner wall of the protective shell (9) through screws, an air outlet pipe (21) penetrates through the filter chamber (26) and is connected with an air inlet end of the negative pressure machine (27), a rear cover (11) is fixed on an outer wall of one side of the shell (10) through screws, and an air outlet connected with an air outlet end of the negative pressure machine (27) is arranged on an outer wall of the rear cover (11).

5. The medical handheld sputum aspirator capable of deeply aspirating sputum according to claim 3, wherein the inner wall of the connecting frame (15) opposite to the air outlet pipe (21) is provided with a second round mouth, the inner wall of the second round mouth is clamped with the sputum inlet pipe (16), the sputum inlet pipe (16) is clamped with the flow guide pipe (17) at one side of the sputum collection bottle (14), and the flow guide pipe (17) is positioned above the funnel (18).

6. The medical handheld sputum aspirator capable of deeply aspirating sputum according to claim 5, wherein a three-way valve (4) is connected to one side of the sputum inlet tube (16) outside the connecting frame (15) through threads, a valve port of the three-way valve (4) is connected with the sputum aspirating tube (2) through threads, and the protective assembly is fixed on the outer wall of the sputum aspirating tube (2) through the clamping assembly.

7. The medical handheld sputum aspirator capable of deeply aspirating sputum according to claim 6, wherein a suction head (1) is clamped at one side of the sputum aspirating tube (2), the suction head (1) is in an inverted gourd shape, and more than two sputum aspirating ports are formed in the outer wall of the suction head (1).

8. The medical handheld sputum aspirator capable of deeply aspirating sputum according to claim 5, wherein a top cover (7) is welded on the top of the connecting frame (15), a sleeve (34) is connected to the outer wall of the top cover (7) through threads, a medicine cartridge (6) is welded on the outer wall of the sleeve (34), and a storage groove (32) is formed in the inner wall of the top of the medicine cartridge (6).

9. The medical handheld sputum aspirator capable of deeply aspirating sputum according to claim 8, wherein an atomizer (33) is fixed on the inner wall of the bottom of the drug cartridge (6) through a screw, a liquid inlet of the atomizer (33) is connected with the storage tank (32) through a hose, a mist outlet end of the atomizer (33) is connected with the drug inlet pipe (5) in a clamping manner, and the other end of the drug inlet pipe (5) is connected with a valve of the three-way valve (4) through a thread.