CN110464893B - Rapid and safe sputum aspirator for emergency internal medicine - Google Patents

Rapid and safe sputum aspirator for emergency internal medicine Download PDF

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Publication number
CN110464893B
CN110464893B CN201910862599.2A CN201910862599A CN110464893B CN 110464893 B CN110464893 B CN 110464893B CN 201910862599 A CN201910862599 A CN 201910862599A CN 110464893 B CN110464893 B CN 110464893B
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sputum
sputum suction
ball
piston rod
barrel
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CN110464893A (en
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刘高仁
杨宝芹
尉飞
杨敏华
乔梁
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Henan Hospital Traditional Chinese Medicine Second Affiliated Hospital of Henan University of Traditional Chinese Medicine TCM
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Henan Hospital Traditional Chinese Medicine Second Affiliated Hospital of Henan University of Traditional Chinese Medicine TCM
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Abstract

The invention provides a rapid and safe sputum aspirator for an emergency internal medicine, which solves the problems that sputum flows into a negative pressure cavity to cause pollution and is not easy to clean and disinfect in the prior art; the sputum suction pipe can cause damage to the throat when sucking to the inner wall of the throat. The sputum suction device comprises a piston barrel, wherein the piston barrel comprises a barrel body, an air release valve, a piston rod and a movable handle, the front end of the piston barrel is connected with a pipe joint, the pipe joint is connected with a sputum suction pipe, the sputum suction pipe is connected with a sputum suction ball, a plurality of sputum suction ports are formed in the outer surface of the sputum suction ball, a sputum bottle interface is installed below the barrel body, and a sputum bottle is connected with the sputum bottle interface. The invention can reduce the pain of the patient throat caused by rotating and pulling the sputum suction tube by adopting the spherical sputum suction ball; the situation that the sputum suction pipe sucks the inner wall of the throat can be avoided through the plurality of sputum suction ports; the sputum suction tube with a one-tube two-cavity structure can realize the function of diluting sputum and sucking sputum; adopt slidable activity slider and lift slider, can avoid inhaling the condition in phlegm in-process sputum entering piston cylinder.

Description

Rapid and safe sputum aspirator for emergency internal medicine
Technical Field
The invention relates to the technical field of medical instruments, in particular to a quick and safe sputum aspirator for an emergency internal medicine.
Background
At present, the hospital carries out tracheal intubation and oropharyngeal sputum suction and other airway management measures for rescuing patients with cerebral apoplexy coma, vomiting, pulmonary infection, sputum embolism, surgical operation, acute laryngeal obstruction, emergency tracheotomy and the like so as to clear airway secretions or foreign matters, thereby keeping the airway smooth, and if the airway secretions or vomits are not cleared in time, serious consequences of aggravation of infection, atelectasis of one side of lung and even death of pathogenic people can be caused.
At present, the electric sputum aspirator is generally used in the clinical nursing and first-aid processes of hospitals, not only has high cost, is heavy and inconvenient to carry, but also needs to rely on a power supply to work more importantly, the sputum aspirator is required to be assembled in the first-aid process, the rescue time of patients can be delayed, meanwhile, the inconvenience is brought to outdoor rescue, the electric sputum aspirator is not suitable for wide use, the existing manual sputum aspirator generally adopts a negative pressure design, has no energy consumption and no noise, is special for a specially-assigned person, can avoid cross infection, and is safe to use, but the existing manual sputum aspirator has poor sputum collection effect, sputum easily flows into a negative pressure cavity in the sputum aspirating process, not only pollutes the negative pressure cavity and is not easy to clean and disinfect, but also the sputum aspirator or the manual sputum aspirator uses a single sputum suction pipe to aspirate sputum, firstly inserts the sputum suction pipe into the throat from the mouth of the patients, then lifts the sputum suction pipe while rotating, therefore, the patient can be suffered from pain, and if the sputum suction port of the sputum suction pipe sucks the inner wall of the throat, the negative pressure in the sputum suction pipe is increased to cause damage to the throat of the patient.
Therefore, the invention provides a rapid and safe sputum aspirator for emergency internal medicine to solve the problems.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the rapid and safe sputum aspirator for the emergency internal medicine, which effectively solves the problems that sputum is easy to flow into a negative pressure cavity to cause pollution and is not easy to clean and disinfect in the prior art; the patient can be painful when rotating and pulling the sputum suction tube to suck sputum; the sputum suction mouth of the sputum suction pipe sucks the inner wall of the throat, and the negative pressure in the sputum suction pipe is increased to cause injury to the throat of a patient.
Quick safe sputum aspirator for emergency internal medicine department, including the piston barrel, the piston barrel includes the barrel, and piston rod, the bleed valve, slidable mounting in the barrel run through the barrel rear end and are connected with the movable handle, its characterized in that, the front end of piston barrel is connected with the coupling, the other end body coupling of coupling has the phlegm pipe of inhaling, the other end body coupling of inhaling the phlegm pipe has the phlegm ball of inhaling, it has a plurality of phlegm mouths of inhaling that run through the inside and respectively with the phlegm pipe intercommunication of inhaling of phlegm ball to open on the surface of phlegm ball of inhaling, the sputum bottle interface that has the check valve is installed to the below of barrel, sputum bottle interface connection has the sputum bottle.
Preferably, the pipe joint and the sputum suction pipe are internally divided into a liquid adding pipeline and a sputum suction pipeline through partition plates, the sputum suction pipeline is communicated with the plurality of sputum suction ports, a one-way valve is installed on the sputum suction pipeline in the pipe joint, a plurality of liquid spraying ports which are communicated with the liquid adding pipeline and are positioned above the sputum suction ports are formed in the outer surface of the sputum suction ball, and the liquid adding ports which are communicated with the liquid adding pipeline are integrally connected to the outer surface of the pipe joint.
Preferably, a ball plug cavity communicated with each sputum suction port is arranged in the sputum suction ball, and a plurality of ball plugs are placed in the ball plug cavity.
Preferably, the diameter of the ball plugs is larger than that of the openings of the ball plug cavities, and the diameter of the ball plugs is larger than that of each sputum suction port.
Preferably, front end slidable mounting in the barrel has the top to have the movable slider on inclined plane, fixed connection between movable slider and the piston rod, top fixed mounting in the barrel has the locating lever that is located movable slider top, slidable mounting has the lifting slide block that the bottom has the inclined plane on the locating lever, the inclined plane at movable slider top and the inclined plane sliding contact of lifting slide block bottom, install the compression spring who is located between lifting slide block and the barrel inner wall on the locating lever.
Preferably, the rear end an organic whole of activity slider is connected with the connecting plate, it has the hasp mounting groove to open on the connecting plate, and slidable mounting has the hasp that the top has the inclined plane in the hasp mounting groove, the hasp spring is installed with the bottom of hasp mounting groove to the hasp, open the through-hole that has both ends around running through the piston rod in the inside of piston rod, and slidable mounting has the lock hook pole in the through-hole, the front end an organic whole of lock hook pole is connected with the latch hook that the bottom has the inclined plane, slidable mounting has the slide lock piece that is located latch hook rear side and bottom have the inclined plane on the lock hook pole, the rear end an organic whole of lock hook pole is connected with the button that is located the piston rod rear side.
Preferably, the latch hook rod is provided with a button spring positioned between the piston rod and the button, and the piston rod is provided with a return spring positioned between the piston rod and the cylinder.
Preferably, the rear end of the barrel is integrally connected with an annular fixed handle, and the movable handle is slidably mounted in the fixed handle.
The invention can reduce the pain of the throat of the patient caused by rotating and lifting the sputum suction tube in the sputum suction process by adopting the spherical sputum suction ball; the situation that the sputum suction pipe sucks the inner wall of the throat can be avoided through the plurality of sputum suction ports on the sputum suction ball; the sputum suction tube with a one-tube two-cavity structure can realize the function of diluting sputum and sucking sputum; the sputum suction device has the advantages that the movable sliding block and the lifting sliding block are adopted in a sliding mode, the situation that sputum enters the piston cylinder in the sputum suction process can be avoided, the design idea is clear, the structure is simple, the cost is low, the carrying is convenient, and the practicability is high.
Drawings
Fig. 1 is a first perspective view of the present invention.
Fig. 2 is a perspective view of the second embodiment of the present invention.
FIG. 3 is a schematic cross-sectional view of the present invention.
Fig. 4 is a schematic sectional perspective view of the present invention.
Fig. 5 is a perspective view of the movable slider of the present invention.
FIG. 6 is a cross-sectional view of the sputum aspirator ball of the present invention.
Fig. 7 is a plan view of the shackle stem of the present invention.
FIG. 8 is a cross-sectional view of the sputum aspirator of the present invention.
Fig. 9 is a schematic view of the latch hook and the latch fastener of the present invention being attached and detached.
Detailed Description
The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1 to 9. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
The negative pressure required during sputum aspiration is as follows: 40-53kpa, children: 33-40kpa, so that the operator can easily perform sputum suction operation without feeling heavy when using the device.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
The embodiment I of the invention relates to a rapid and safe sputum aspirator for emergency internal medicine, which comprises a piston cylinder, wherein the piston cylinder provides negative pressure power for the device, the piston cylinder comprises a cylinder body 101, a deflation valve 102 arranged above the cylinder body 101 and a piston rod 103 arranged in the cylinder body 101 in a sliding manner, one end of the piston rod 103, which is positioned in the cylinder body 101, is integrally connected with a piston, a sealing ring is arranged between the piston and the cylinder body 101, the piston moves back and forth in the cylinder body 101 to generate negative pressure suction force so as to provide power for sputum aspiration, when the piston moves forwards, air in the cylinder body 101 can be exhausted out of the cylinder body 101 through the deflation valve 102, the inner wall of the cylinder body 101 is coated with lubricating oil, the piston rod 103 penetrates through the rear end of the cylinder body 101 and is connected with a movable handle 104, and the movable handle 104 is pulled to pull the piston rod 103, and is characterized in that the front end of the piston cylinder is connected with a pipe joint 2 which is made of safe, transparent and nontoxic soft material, for example: the sputum aspirator comprises a pipe joint 2, a barrel 101, a natural rubber material, a PVC material, silica gel and the like, wherein the pipe joint 2 can be integrally connected with the barrel 101 or directly sleeved at the front end of the barrel 101, the other end of the pipe joint 2 is integrally connected with a sputum suction pipe 3, the material of the sputum suction pipe 3 is the same as that of the pipe joint 2, the other end of the sputum suction pipe 3 is integrally connected with a sputum aspirating ball 4, the material of the sputum aspirating ball 4 is the same as that of the sputum suction pipe 3, the outer surface of the sputum aspirating ball 4 is provided with a plurality of sputum aspirating ports 5 which penetrate through the inside of the sputum aspirating ball 4 and are respectively communicated with the sputum suction pipe 3, the outer edges of the sputum aspirating ports 5 are provided with arc edges to prevent the throat of a patient from being scratched during sputum aspiration, when the throat of the patient is aspirated, the sputum can enter the barrel 1 through the sputum aspirating pipe 3 under the action of negative pressure suction, if one of the sputum aspirating ports 5 touches the inner wall of the throat, the other sputum suction ports 5 are still ventilated, so that the inner wall of the throat cannot be sucked and broken due to the increase of negative pressure, a sputum bottle interface 105 with a one-way valve is installed below the cylinder body 101, the sputum bottle interface 105 is connected with a sputum bottle 106, threaded connection can be adopted, an air outlet is formed in the top of the sputum bottle 106, after sputum enters the cylinder body 101, the piston rod 103 moves forwards to push the sputum and air into the sputum bottle 106 from the sputum bottle interface 105, the one-way valve in the sputum bottle interface 105 can prevent the sputum in the sputum bottle 106 from entering the cylinder body 101 again, and the air outlet can discharge the air in the sputum bottle 106.
In the second embodiment, on the basis of the first embodiment, the interior of the pipe joint 2 and the sputum suction pipe 3 is divided into a liquid adding pipeline 7 and a sputum suction pipeline 8 by a partition plate 6, the partition plate 6 and the sputum suction pipe 3 are made of the same material, the liquid adding pipeline 7 and the sputum suction pipeline 8 are respectively independent cavities, the rear end of the liquid adding pipeline 7 in the pipe joint 2 is closed and is not communicated with the barrel 101, the sputum suction pipeline 8 penetrates through the pipe joint 2 and is communicated with the barrel 101, the sputum suction pipeline 8 is communicated with a plurality of sputum suction ports 5, the sputum suction ports 5 are only communicated with the sputum suction pipeline 8 and are not communicated with the liquid adding pipeline 7, sputum enters the sputum suction pipeline 8 through the sputum suction ports 5 and finally enters the barrel 101, the sputum suction pipeline 8 in the pipe joint 2 is provided with a one-way valve, the one-way valve in the sputum suction pipeline 8 can prevent the sputum from flowing into the sputum suction pipe 3 after being sucked into the barrel 101, and when the sputum enters the barrel 101 under the action of suction force, at this time, the piston rod 103 moves forward to squeeze the air in front of the piston in the cylinder 101, the air compression in front of the piston can rapidly squeeze the sputum into the sputum bottle 106, the outer surface of the sputum suction ball 4 is provided with a plurality of liquid spraying ports 9 which are communicated with the liquid feeding pipeline 7 and are positioned above the plurality of sputum suction ports 5, the outer edges of the plurality of liquid spraying ports 9 are provided with arc edges to prevent the throat of a patient from being scratched when sputum is sucked, the outer surface of the pipe joint 2 is integrally connected with a liquid feeding port 10 which is communicated with the liquid feeding pipeline 7, when the sputum is sucked for the throat of a patient, if the sputum is too viscous, the normal saline can be dripped into the throat of the patient through the liquid adding opening 10 to dilute the sputum, the normal saline flows out from the plurality of liquid spraying openings 9 through the liquid adding pipeline 7 to dilute the sputum, the normal saline can be added while sucking the sputum, and the normal saline can be sucked into the sputum bottle 106 together with the sputum through the plurality of sputum sucking ports 5 after flowing out from the plurality of the liquid ejecting ports 9.
In the third embodiment, on the basis of the second embodiment, a ball plug cavity 11 communicated with each sputum suction port 5 is arranged in the sputum suction ball 4, the ball plug cavity 11 has only one opening in the sputum suction ball 4, and the opening is respectively communicated with each sputum suction port 5, a plurality of ball plugs 12 are arranged in the ball plug cavity 11, each ball plug 12 can enter the sputum suction port 5 through the opening, and in the sputum suction process, if a patient feels that the suction force is too large and is uncomfortable, the ball plugs 12 can be pinched into the sputum suction ports 5 by hands, so that the suction force is reduced.
In the fourth embodiment, on the basis of the third embodiment, the diameter of the plurality of ball plugs 12 is larger than the diameter of the opening of the ball plug cavity 11, the plurality of ball plugs 12 may be made of non-toxic and safe rigid plastics, the maximum suction force generated by the piston cylinder cannot suck the ball plugs 12 out of the ball plug cavity 11, when the ball plugs 12 are squeezed by hands, the ball plugs 12 can be squeezed out of the ball plug cavity 11, the diameter of the plurality of ball plugs 12 is larger than the diameter of each sputum suction port 5, after the ball plugs 12 are squeezed into the sputum suction ports 5 by hands, the ball plugs 12 are fixed under the elastic force of the sputum suction ports 5, and only when the ball plugs 12 are squeezed by hands again, the ball plugs 12 can move.
Fifth embodiment, on the basis of the first embodiment, a movable slider 13 with an inclined surface at the top is slidably installed at the front end in the cylinder 101, the movable slider 13 can slide back and forth in the cylinder 101, the initial position of the movable slider 13 is above the sputum bottle interface 105, the movable slider 13 can expose the sputum bottle interface 105 after moving back, the movable slider 13 is fixedly connected with the piston rod 103, the movable slider 13 can move along with the piston rod 103, a positioning rod 14 located above the movable slider 13 is fixedly installed at the top in the cylinder 101, and here, the movable slider can be integrally connected, or a common connection manner such as a threaded connection is adopted, a lifting slider 15 with an inclined surface at the bottom is slidably installed on the positioning rod 14, the lifting slider 15 can slide up and down on the positioning rod 14, the inclined surface at the top of the movable slider 13 is in sliding contact with the inclined surface at the bottom of the lifting slider 15, and the two inclined planes can coincide, when the movable sliding block 13 slides back and forth, the lifting sliding block 15 can also move up and down along with the inclined plane of the movable sliding block 13, when the top of the lifting sliding block 15 contacts with the inner wall of the cylinder 1, the front end face of the movable sliding block 13 just coincides with the front end face of the lifting sliding block 15, so that the cavity above the sputum bottle interface 105 in the cylinder 101 is separated from the space behind the movable sliding block 13 and the lifting sliding block 15, sputum cannot enter the moving range of the piston rod 103 after being sucked into the cylinder 1, and cannot pollute the piston cavity, the positioning rod 14 is provided with a compression spring 16 positioned between the lifting sliding block 15 and the inner wall of the cylinder 101, and when the movable sliding block 13 moves towards the front end of the cylinder 1, the lifting sliding block can descend under the action of the compression spring 16.
Sixth embodiment, on the basis of the fifth embodiment, the rear end of the movable slider 13 is integrally connected with a vertical connecting plate 17, the connecting plate 17 is provided with a latch mounting groove penetrating through the front and rear end faces of the connecting plate 17, a latch 18 with an inclined plane at the top is vertically slidably mounted in the latch mounting groove, a latch spring 19 is mounted at the bottoms of the latch 18 and the latch mounting groove, the latch 18 can vertically slide in the latch mounting groove, after the latch 18 slides downwards due to external force, the latch 18 resets under the action of the latch spring 19 after the external force is removed, the piston rod 103 is internally provided with a through hole penetrating through the front and rear ends of the piston rod 103, a latch rod 21 is slidably mounted in the through hole, the latch rod 21 can slide back and forth in the through hole, the front end of the latch rod 21 is integrally connected with a latch hook 22 with an inclined plane at the bottom, and the inclined plane of the latch hook 22 can have the same direction and can coincide with the inclined plane on the latch 18, when the latch rod 21 is pushed forward, the latch hook 22 will press the latch 18 downward, when the lowest point of the latch hook 22 moves to the front of the highest point of the latch 18, the latch 18 resets, at this time, the piston rod 103 can drive the movable slider 13 to move together, the latch rod 21 is slidably mounted with a sliding lock block 23 which is located at the rear side of the latch hook 22 and has an inclined surface at the bottom, the sliding lock block 23 can slide back and forth on the latch rod 21, and a spring is mounted between the movable slider 23 and the latch rod 21, the direction of the inclined surface at the bottom of the sliding lock block 23 is opposite to the direction of the inclined surface of the latch 18, when the piston rod 103 and the movable slider 13 need to be separated, the latch rod 21 continues to be pushed forward, the movable lock block 23 will press the latch 18 downward, when the lowest point of the movable lock block 23 moves to the front of the highest point of the latch 18, the latch 18 resets, at this time, the latch rod 21 is pulled backward, the movable lock block 18 will move the movable lock block 23 to the latch 22, after the movable locking piece 23 contacts the locking hook 22, the lowest points of the inclined surfaces of the movable locking piece 23 and the locking hook 22 are overlapped, the locking hook rod 21 is continuously pulled backwards, the locking buckle 18 is firstly pressed down by the inclined surface of the movable locking piece 23, when the lowest point of the movable locking block 23 and the locking hook 22 moves to the rear of the highest point of the locking buckle 18, the locking buckle 18 resets, the locking hook 22 is separated from the locking buckle 18, the movable locking block 23 also resets under the action of the spring, at the moment, the movable sliding block 13 does not move when the piston rod 103 is drawn, when the movable cavity of the piston rod 103 needs to be cleaned, the piston rod 103 does not need to be connected with the movable sliding block 13, and the disinfectant can enter the movable cavity of the piston rod 103 when being extracted, so that when the sputum is sucked, in order to prevent the piston rod 103 and the movable cavity thereof from being polluted, the piston rod 103 needs to be connected with the movable slider 13, and the rear end of the latch hook rod 21 is integrally connected with a button 24 located at the rear side of the piston rod 103, and the latch hook rod 21 can be pushed to move forwards through the button 24.
Seventh embodiment, on the basis of the sixth embodiment, the latch hook rod 21 is provided with a button spring 25 located between the piston rod 103 and the button 24, after the button 24 is pressed, the button 24 can move backwards and reset under the action of the button spring 25, the piston rod 103 is provided with a reset spring 26 located between the piston rod 103 and the cylinder 101, and after the piston rod 103 moves backwards, the piston rod can move forwards and return to the original position under the action of the reset spring 26.
In an eighth embodiment, on the basis of the first embodiment, the rear end of the cylinder 101 is integrally connected with an annular fixed handle 27, and the movable handle 104 is slidably mounted in the fixed handle 27, so that the movable handle 104 can be operated with one hand by firstly holding the fixed handle 27 and then pulling the movable handle 104.
When the sputum aspirator is specifically operated, an operator needs to carry gloves, firstly, whether the barrel 101 leaks air or not is checked, whether the sputum suction tube 3 and the sputum suction ball 4 are damaged or not is checked, then the operator holds the sputum suction tube 3 and puts the sputum suction ball 4 into the throat of a patient, then the other hand presses the button 24 to enable the lock hook 22 to be connected with the lock catch 18, namely, the piston rod 103 is connected with the movable slide 13, then the movable handle 104 is used for pumping the piston rod 103 to suck sputum, the sputum can enter the sputum suction pipeline 8 through the sputum suction port 5 and finally enters the barrel 101, at the moment, the piston rod 103 moves forwards under the action of the reset spring 25, air in front of the piston rod 103 in the barrel 101 is extruded, the air is discharged out of the barrel 101 through the air discharge valve 102, the sputum is extruded into the sputum bottle 106, if the sputum is too viscous, normal saline can be injected into the liquid filling port 10, the normal saline flows out of the sputum spraying port 9 through the liquid filling pipeline 7, the diluted sputum is sucked into the cylinder body 101 through the sputum suction port 5;
after the sputum is sucked, the sputum bottle 106 is unscrewed, the sputum inside is cleaned and disinfected, the sputum sucking ball 4 is placed in disinfectant, the disinfectant is extracted into the barrel 101 for cleaning and disinfection, then the disinfectant is discharged out of the barrel 101 through the sputum bottle interface 105, if the movable cavity of the piston rod 103 needs to be cleaned, the button 24 is pressed again, the piston rod 103 is separated from the movable sliding block 13, the disinfectant is extracted into the barrel 101, and the disinfectant can enter the movable cavity of the piston rod 103 for cleaning and disinfection.
The invention can reduce the pain of the throat of the patient caused by rotating and lifting the sputum suction tube in the sputum suction process by adopting the spherical sputum suction ball; the situation that the sputum suction pipe sucks the inner wall of the throat can be avoided through the plurality of sputum suction ports on the sputum suction ball; the sputum suction tube with a one-tube two-cavity structure can realize the function of diluting sputum and sucking sputum; the sputum suction device has the advantages that the movable sliding block and the lifting sliding block are adopted in a sliding mode, the situation that sputum enters the piston cylinder in the sputum suction process can be avoided, the design idea is clear, the structure is simple, the cost is low, the carrying is convenient, and the practicability is high.

Claims (6)

1. The quick and safe sputum aspirator for the emergency internal medicine comprises a piston barrel, wherein the piston barrel comprises a barrel body (101), an air release valve (102), a piston rod (103) which is slidably installed in the barrel body (101), and a movable handle (104) which penetrates through the rear end of the barrel body (101) and is connected with the piston rod (103), and is characterized in that the front end of the piston barrel is connected with a pipe joint (2), the other end of the pipe joint (2) is integrally connected with a sputum suction pipe (3), the other end of the sputum suction pipe (3) is integrally connected with a sputum suction ball (4), a plurality of sputum suction ports (5) which penetrate through the interior of the sputum suction ball (4) and are respectively communicated with the sputum suction pipe (3) are formed in the outer surface of the sputum suction ball (4), a sputum bottle interface (105) with a one-way valve is installed below the barrel body (101), and the sputum bottle interface (105) is connected with a sputum bottle (106);
the interior of the pipe joint (2) and the sputum suction pipe (3) is divided into a liquid adding pipeline (7) and a sputum suction pipeline (8) through a partition plate (6), the sputum suction pipeline (8) is communicated with the sputum suction ports (5), a one-way valve is installed on the sputum suction pipeline (8) in the pipe joint (2), a plurality of liquid spraying ports (9) which are communicated with the liquid adding pipeline (7) and are positioned above the sputum suction ports (5) are formed in the outer surface of the sputum suction ball (4), and a liquid adding port (10) communicated with the liquid adding pipeline (7) is integrally connected to the outer surface of the pipe joint (2);
a ball plug cavity (11) communicated with each sputum suction port (5) is arranged in the sputum suction ball (4), and a plurality of ball plugs (12) are placed in the ball plug cavity (11).
2. The rapid and safe sputum aspirator for emergency internal medicine according to claim 1, wherein the diameter of a plurality of ball plugs (12) is larger than the diameter of the opening of the ball plug cavity (11), and the diameter of a plurality of ball plugs (12) is larger than the diameter of each sputum aspirating port (5).
3. The rapid and safe sputum aspirator for the emergency internal medicine according to claim 1, wherein a movable slider (13) with a top provided with an inclined plane is slidably mounted at the front end in the cylinder (101), the movable slider (13) is fixedly connected with the piston rod (103), a positioning rod (14) positioned above the movable slider (13) is fixedly mounted at the top in the cylinder (101), a lifting slider (15) with a bottom provided with an inclined plane is slidably mounted on the positioning rod (14), the inclined plane at the top of the movable slider (13) is in sliding contact with the inclined plane at the bottom of the lifting slider (15), and a compression spring (16) positioned between the lifting slider (15) and the inner wall of the cylinder (101) is mounted on the positioning rod (14).
4. The rapid and safe sputum aspirator for emergency internal medicine according to claim 3, the rear end of the movable sliding block (13) is integrally connected with a connecting plate (17), a lock catch mounting groove is formed in the connecting plate (17), a lock catch (18) with an inclined plane at the top is slidably mounted in the lock catch mounting groove, a lock catch spring (19) is arranged at the bottom of the lock catch (18) and the lock catch mounting groove, a through hole penetrating through the front end and the rear end of the piston rod (103) is formed in the piston rod (103), a locking hook rod (21) is arranged in the through hole in a sliding manner, the front end of the lock hook rod (21) is integrally connected with a lock hook (22) with the bottom provided with an inclined plane, a sliding locking block (23) which is positioned at the rear side of the locking hook (22) and is provided with an inclined plane at the bottom is arranged on the locking hook rod (21) in a sliding way, the rear end of the lock hook rod (21) is integrally connected with a button (24) positioned at the rear side of the piston rod (103).
5. The rapid and safe sputum aspirator for emergency internal medicine according to claim 4, wherein the latch rod (21) is provided with a button spring (25) between the piston rod (103) and the button (24), and the piston rod (103) is provided with a return spring (26) between the piston rod (103) and the barrel (101).
6. The rapid and safe sputum aspirator for emergency internal medicine according to claim 1, wherein the rear end of the barrel (101) is integrally connected with a ring-shaped fixed handle (27), and the movable handle (104) is slidably mounted in the fixed handle (27).
CN201910862599.2A 2019-09-12 2019-09-12 Rapid and safe sputum aspirator for emergency internal medicine Active CN110464893B (en)

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CN209316628U (en) * 2018-10-26 2019-08-30 云南省第一人民医院 A kind of Emergence fast and safely sputum aspirator

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