CN210114693U - A negative pressure suction device - Google Patents

Abstract

The utility model discloses a negative pressure sputum suction instrument. One end of the connecting pipe is fixedly connected with the negative pressure machine, the other end of the connecting pipe is rotatably connected with the adsorption pipe, and the collecting pipe passes through the suction pipe. The conduit is fixedly connected with the connecting pipe, the two support rods are respectively fixedly connected with the adsorption tube, the two ends of the connecting rod are respectively connected in rotation with the two support rods, and the brush body is connected with the suction pipe. The rod is rotatably connected, the brush head is fixedly connected to the brush body, the scraper is fixedly connected to the outer side wall of the adsorption tube, and the scraper is in contact with the end of the brush head away from the brush body, At the same time that the adsorption tube can suck sputum, the sputum scab attached to the inner wall of the pipeline can be removed, so as to avoid the purpose of blocking the pipeline and affecting the patient's breathing.

Description

A negative pressure suction device

technical field

The utility model relates to the technical field of medical devices, in particular to a negative pressure sputum suction instrument.

Background technique

Phlegm is a pathological or physiological secretion of the respiratory tract below the larynx. Sputum suction is an important emergency nursing technique, which refers to the suction of secretions from the respiratory tract through the mouth, nose, and artificial airway to keep the airway open and prevent complications such as aspiration pneumonia, atelectasis, and asphyxia. method. For critically ill patients who are bedridden for a long time, most patients need to insert a tube into the trachea. When the patient has sputum in the throat and cannot cough up, an adsorption tube with a negative pressure suction device can be used to insert the tube into the tube for sputum suction. to keep breathing easy.

However, the current adsorption tube with a negative pressure sputum suction instrument can only absorb the sputum in the pipe, but cannot remove the sputum scab attached to the inner wall of the pipe.

Utility model content

The purpose of the present utility model is to provide a negative pressure sputum suction instrument, which aims to solve the problem that the adsorption tube of the negative pressure sputum suction instrument in the prior art cannot remove the sputum scab attached to the inner wall of the pipe, and the sputum scab accumulates for a long time and is easy to block. Tubing, technical problems affecting the patient's breathing.

In order to achieve the above purpose, the utility model adopts a negative pressure sputum suction instrument, which comprises a connecting pipe, a negative pressure machine, an adsorption pipe, a catheter, a collection bottle and a removal device. It is fixedly connected with the negative pressure machine, and the other end of the connecting pipe is rotatably connected with the adsorption pipe. The inside of the outer side wall of the adsorption tube has a humidification tank, one end of the conduit is fixedly connected to the connecting pipe, the other end of the conduit is fixedly connected to the collection bottle, and the cleaning device is connected to the The adsorption tube is fixedly connected and located on the outer side wall of the adsorption tube,

The removal device includes a support rod, a connecting rod, a brush body, a brush head and a scraper. The number of the support rods is two, and the two support rods are respectively fixedly connected with the adsorption pipe and located in the adsorption The outer side wall of the pipe, the two ends of the connecting rod are respectively rotatably connected with the two supporting rods, and are located between the two supporting rods, the brush body is rotatably connected with the connecting rod, the brush The head is fixedly connected with the brush body and is located on the outer wall of the brush body, the scraper is arranged in an arc structure, the scraper is fixedly connected with the adsorption pipe, and is located on the outer side wall of the adsorption pipe , and the scraper is in contact with the end of the brush head away from the brush body, and the end of the scraper away from the brush head is located below the through hole.

Wherein, the brush head and the brush body are arranged at an inclined angle, and the inclination angle between the brush head and the brush body is less than 90°.

Wherein, the negative pressure sputum suction instrument further includes a humidification device, the humidification device includes a syringe, a connecting head and a branch pipe, the syringe is fixedly connected to one end of the branch pipe through the connecting head, and the other end of the branch pipe is fixedly connected. One end is communicated with one end of the humidification tank, and the other end of the humidification tank is communicated with the sputum suction port.

Wherein, the syringe is threadedly connected with the connecting head, and is located at one end of the connecting head away from the branch pipe.

Wherein, the connection between the syringe and the connecting head has a sealing ring.

Wherein, the negative pressure sputum suction instrument further includes a protective cover, the protective cover is fixedly connected with the adsorption tube, and is located on the outer side wall of the adsorption tube and at the front end of the syringe.

Wherein, the negative pressure suction instrument further comprises a fixing ring, one end of the fixing ring is fixedly connected with the connecting pipe, and the other end of the fixing ring is fixedly connected with the negative pressure machine.

Wherein, the negative pressure sputum suction instrument further includes a valve, which is fixedly connected with the fixing ring and is located on the outer wall of the fixing ring.

Wherein, the collection bottle has a scale line.

A negative pressure sputum suction instrument of the utility model is fixedly connected with the negative pressure machine through one end of the connecting pipe, the other end of the connecting pipe is rotatably connected with the adsorption pipe, and the adsorption pipe is far away from the One end of the connecting pipe has a suction port, the outer side wall of the adsorption pipe has a through hole, the inside of the outer side wall of the adsorption pipe has a humidification groove, and the collecting pipe is fixedly connected to the connecting pipe through the conduit , the two support rods are respectively fixedly connected with the adsorption pipe and located on the outer side wall of the adsorption pipe, and the two ends of the connecting rod are respectively rotatably connected with the two support rods and located in the two said support rods. Between the struts, the brush body is rotatably connected to the connecting rod, the brush head is fixedly connected to the brush body, the scraper is arranged in an arc structure, and the scraper is fixedly connected to the suction the outer side wall of the tube, and the scraper is in contact with the end of the brush head away from the brush body, and the end of the scraper away from the brush head is located below the through hole. The end of the suction tube with the suction port is inserted into the pipeline inserted into the patient's trachea, and the sputum in the pipeline is adsorbed by the negative pressure machine, and the suction tube is rotated at the same time, so that the bristles on the brush body are Contact with the inner wall of the pipeline and rotate, and then scrape off the sputum scab attached to the inner wall of the pipeline, and suck the sputum scab into the adsorption tube through the through hole, so that the adsorption tube can suck sputum while removing the sputum attached to the inner wall of the pipeline. scab, to avoid blockage of the pipeline, affecting the effect of the patient's breathing.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

FIG. 1 is a cross-sectional view of the negative pressure sputum suction instrument of the present invention.

FIG. 2 is a schematic structural diagram of the negative pressure sputum suction instrument of the present invention.

Fig. 3 is a side view of the negative pressure sputum suction instrument of the present invention.

4 is a front view of the negative pressure suction device of the present invention.

FIG. 5 is an enlarged view of the cleaning device of the present invention.

FIG. 6 is an enlarged view of the humidification device of the present invention.

100-negative pressure suction instrument, 10-connecting tube, 11-negative pressure machine, 12-absorption tube, 121-sputum suction port, 122-through hole, 123-humidification tank, 13-catheter, 14-collecting bottle, 20-clearing device, 21-support rod, 22-connecting rod, 23-brush body, 24-brush head, 25-scraper, 30-humidification device, 31-syringe, 32-connecting head, 33-branch pipe, 34 -Sealing ring, 35-protective cover, 36-fixing ring, 37-valve, 38-scale line.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to be used to explain the present invention, but should not be construed as a limitation of the present invention.

In the description of the present invention, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inside", "outside" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, only for the convenience of describing the present utility model and simplifying the description, Rather than indicating or implying that the indicated device or element must have a particular orientation, be constructed and operate in a particular orientation, it should not be construed as a limitation of the present invention. In addition, in the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

Please refer to FIGS. 1 to 6 , the present invention provides a negative pressure suctioning instrument 100 , the negative pressure suctioning instrument 100 includes a connecting pipe 10 , a negative pressure machine 11 , an adsorption pipe 12 , a conduit 13 , and a collection bottle 14 and removal device 20, one end of the connecting pipe 10 is fixedly connected with the negative pressure machine 11, and the other end of the connecting pipe 10 is rotatably connected with the adsorption pipe 12, and the adsorption pipe 12 is far away from the connecting pipe 10 One end of the suction tube 12 has a suction port 121, the outer side wall of the adsorption tube 12 has a through hole 122, the inside of the outer wall of the adsorption tube 12 has a humidification tank 123, and one end of the conduit 13 is connected to the connecting tube 10. Fixed connection, the other end of the conduit 13 is fixedly connected to the collection bottle 14, the removal device 20 is fixedly connected to the adsorption tube 12, and is located on the outer side wall of the adsorption tube 12;

The removal device 20 includes a support rod 21, a connecting rod 22, a brush body 23, a brush head 24 and a scraper 25. The number of the support rods 21 is two, and the two support rods 21 are respectively connected to the adsorption tube. 12 is fixedly connected and is located on the outer side wall of the adsorption tube 12. The two ends of the connecting rod 22 are respectively connected to the two supporting rods 21 in rotation, and are located between the two supporting rods 21. The brush body 23 is rotatably connected with the connecting rod 22, the brush head 24 is fixedly connected with the brush body 23, and is located on the outer wall of the brush body 23, the scraper 25 is arranged in an arc structure, the The scraper 25 is fixedly connected with the adsorption tube 12 and is located on the outer side wall of the adsorption tube 12 , and the scraper 25 contacts the end of the brush head 24 away from the brush body 23 , the scraper 25 The end away from the brush head 24 is located below the through hole 122 .

In this embodiment, the negative pressure machine 11 is electrically connected to an external power source, one end of the connecting pipe 10 is fixedly connected to the negative pressure machine 11 , and the other end of the connecting pipe 10 is connected to the adsorption pipe 12 . Rotationally connected, the suction port 121 is provided on the end of the adsorption tube 12 in contact with the inner wall of the tube inserted into the trachea of the patient, the number of the suction ports 121 is multiple, and the outer side wall of the adsorption tube 12 has There are through holes 122, and the number of the through holes 122 is multiple. The plurality of through holes 122 can also suck phlegm. The inside of the outer side wall of the adsorption tube 12 has the humidification groove 123. The cleaning device 20 is arranged at the end opposite to the humidification tank 123, and is located on the outer side wall of the adsorption tube 12, the two support rods 21 are fixedly connected to the outer side wall of the adsorption tube 12, and the two The connecting rods 22 are rotatably connected between the support rods 21 , and a plurality of the brush bodies 23 are rotatably connected to the connecting rods 22 , and each of the brush bodies 23 is provided with a plurality of the brush heads 24 . One end of the scraper 25 is fixedly connected to the outer side wall of the adsorption tube 12 and located below the plurality of through holes 122 , and the other end of the scraper 25 is connected to the brush heads on the plurality of brush bodies 23 . 24 is fully contacted, and the scraper 25 is in an arc-shaped structure. When the patient cannot expectorate sputum, the medical staff will extend the adsorption tube 12 into the pipe in the patient's trachea, and put the negative pressure machine 11 is powered on to make the negative pressure machine 11 act, and after the negative pressure machine 11 is actuated, the suction tube 12 generates suction, and at this time, the suction port 121 on the suction tube 12 can be sucked out of the patient's throat In order to keep the patient's breathing unobstructed, the sucked sputum enters the collection bottle 14 through the catheter 13 and then collects the sputum, so as to avoid polluting the environment, while in the process of sucking the sputum from the adsorption tube 12, rotate the adsorption tube. 12. When the adsorption tube 12 rotates in the pipeline, the brush head 24 on the brush body 23 is in contact with the inner surface wall of the pipeline, and the brush body 23 and the surface of the pipeline are further driven by the interaction of force. The connecting rod 22 rotates at the same time, the brush body 23 rotates 360° around the connecting rod 22, and the brush heads 24 on the brush body 23 scrape off the accumulated phlegm in the pipeline and scrape the phlegm. After the scab, a part of the phlegm scab will slide down along the inner surface wall of the pipeline, and suck the phlegm scab through a plurality of the phlegm suction ports 121, enter the inside of the adsorption tube 12, and finally enter the collection bottle 14, and a part The sputum scab will be attached to the brush head 24 . During the rotation of the brush body 23 , a plurality of the brush heads 24 are in contact with the scraper 25 , and the scraper 25 and a plurality of the brush heads 24 are generated. friction, and then scrape off the sputum scabs remaining on the multiple brush heads 24, keep the multiple brush heads 24 clean, and at the same time scrape off the clean multiple brush heads 24 can remove the phlegm scabs on the inner wall of the pipeline The removal is more clean, because the scraper 25 is arranged in an arc structure, the removed sputum scab will flow into the plurality of through holes 122 along the scraper 25, and be adsorbed into the inside of the adsorption tube 12, and finally enter The collection bottle 14 is removed. Finally, the adsorption tube 12 is taken out and the negative pressure machine 11 is turned off. The negative pressure sputum suction instrument 100 can not only absorb the sputum inside the trachea of the patient, but also scrape the inside of the trachea. The sputum scab can be avoided to prevent the sputum scab from blocking the pipeline and ensure the patient's breathing is smooth.

Further, the brush head 24 and the brush body 23 are arranged at an inclined angle, and the inclination angle between the brush head 24 and the brush body 23 is less than 90°.

In this embodiment, the brush head 24 and the brush body 23 are arranged at an inclined angle, and the inclination angle is less than 90°. When the medical staff needs to insert the adsorption tube 12 into the inside of the trachea, the brush The head 24 is folded backwards to allow easy insertion by the medical staff.

Further, the negative pressure sputum suction instrument 100 further includes a humidifying device 30 , and the humidifying device 30 includes a syringe 31 , a connecting head 32 and a branch pipe 33 , and the syringe 31 is connected to the branch pipe 33 through the connecting head 32 . One end is fixedly connected, the other end of the branch pipe 33 is connected with one end of the humidification tank 123 , and the other end of the humidification tank 123 is connected with the suction port 121 .

In this embodiment, the humidification device 30 is communicated with the humidification tank 123 , one end of the branch pipe 33 is communicated with the humidification tank 123 , and the other end of the branch pipe 33 is connected with the connector 32 and the syringe 31 communicates with the branch pipe 33 through the connector 32 . When the patient is sucking sputum, press the syringe 31 so that the humidifying liquid inside the syringe 31 enters the humidifying tank 123 , because the humidification tank 123 is communicated with the sputum suction port 121, the humidification liquid inside the humidification tank 123 can be discharged from one of the phlegm suction ports 121, and then the humidification liquid enters the trachea of the patient, and then The sputum and the patient's trachea are fully humidified to improve the sputum suction efficiency of the adsorption tube 12, and at the same time, damage to the airway and bleeding caused by negative pressure suction of sputum is avoided, and the safety and comfort of the patient are improved.

Further, the syringe 31 is threadedly connected to the connecting head 32 and is located at an end of the connecting head 32 away from the branch pipe 33 .

In this embodiment, the syringe 31 and the connecting head 32 are threaded, so that when the medical staff needs to suck phlegm and humidify the patient, it is convenient to add a humidifying liquid to the inside of the syringe 31, and at the same time, the branch pipe can be realized. 33 and the syringe 31 can be quickly installed and removed to improve work efficiency.

Further, a sealing ring 34 is provided at the connection between the syringe 31 and the connecting head 32 .

In this embodiment, the sealing ring 34 is made of an elastic material, and the arrangement of the sealing ring 34 can increase the sealing performance between the connecting head 32 and the syringe 31 , and prevent the syringe 31 from entering the syringe 31 . When the humidifying liquid is injected into the branch pipe 33 , the humidifying liquid seeps out from the connection between the syringe 31 and the connecting head 32 .

Further, the negative pressure sputum suction instrument 100 further includes a protective cover 35 , the protective cover 35 is fixedly connected with the adsorption tube 12 and is located on the outer side wall of the adsorption tube 12 and at the front end of the syringe 31 .

In this embodiment, the setting of the protective cover 35 can prevent the sputum from splashing out of the pipe when the suction tube 12 sucks sputum in the pipe, and splashing onto the medical staff, resulting in iatrogenic infection.

Further, the negative pressure suction device 100 further includes a fixing ring 36 , one end of the fixing ring 36 is fixedly connected with the connecting pipe 10 , and the other end of the fixing ring 36 is fixedly connected with the negative pressure machine 11 . .

In this embodiment, the fixing ring 36 can connect the negative pressure machine 11 and the connecting pipe 10 more firmly, improve the sealing performance between the negative pressure machine 11 and the connecting pipe 10, and avoid The connection between the negative pressure machine 11 and the connecting pipe 10 causes pressure relief due to poor sealing performance.

Further, the negative pressure suction instrument 100 further includes a valve 37 , the valve 37 is fixedly connected with the fixing ring 36 and is located on the outer wall of the fixing ring 36 .

In this embodiment, the valve 37 can control the air pressure from the negative pressure machine 11 to the connecting pipe 10, so that the medical staff can adjust the air pressure to the air pressure that can suck out the sputum in the trachea of the patient, and provide the medical staff with the air pressure. Work is convenient.

Further, the collection bottle 14 has a scale line 38 on it.

In this embodiment, the setting of the scale line 38 can facilitate the medical staff to intuitively observe the capacity of the suction tube 12 to suck out the sputum in the patient's trachea, and at the same time, it is convenient for the medical staff to monitor the sputum in the collection bottle 14. Replace when the liquid reaches the predetermined amount.

What has been disclosed above is only a preferred embodiment of the present invention, of course, it cannot limit the scope of rights of the present invention. Those of ordinary skill in the art can understand that all or part of the process of realizing the above-mentioned embodiment can be implemented according to the present invention. The equivalent changes made by the claims of the utility model still belong to the scope covered by the utility model.

Claims (9)

1. A negative pressure sputum aspirator, which is characterized in that,

the negative-pressure sputum suction instrument comprises a connecting pipe, a negative pressure machine, an adsorption pipe, a guide pipe, a collecting bottle and a clearing device, wherein one end of the connecting pipe is fixedly connected with the negative pressure machine, the other end of the connecting pipe is rotatably connected with the adsorption pipe, one end of the adsorption pipe, which is far away from the connecting pipe, is provided with a sputum suction port, the outer side wall of the adsorption pipe is provided with a through hole, a humidifying groove is arranged inside the outer side wall of the adsorption pipe, one end of the guide pipe is fixedly connected with the connecting pipe, the other end of the guide pipe is fixedly connected with the collecting bottle, and the clearing device is fixedly connected with the adsorption pipe and is positioned on the outer side wall of the;

clearing device includes branch, connecting rod, the brush body, brush head and scraper blade, the quantity of branch is two, two branch respectively with adsorption tube fixed connection, and be located the lateral wall of adsorption tube, the both ends of connecting rod respectively with two branch rotates to be connected, and is located two between the branch, the brush body with the connecting rod rotates to be connected, the brush head with brush body fixed connection, and be located the exterior wall of the brush body, the scraper blade is the arc structure setting, the scraper blade with adsorption tube fixed connection, and be located the lateral wall of adsorption tube, just the scraper blade with the brush head is kept away from the one end contact of the brush body, the scraper blade is kept away from the one end of brush head is located the below of through-hole.

2. The negative pressure sputum aspirator of claim 1,

the brush head with the brush body is inclination angle setting, just the brush head with the inclination of the brush body is less than 90.

3. The negative pressure sputum aspirator of claim 2, wherein,

the negative pressure sputum suction instrument further comprises a humidifying device, the humidifying device comprises an injector, a connector and a branch pipe, the injector is fixedly connected with one end of the branch pipe through the connector, the other end of the branch pipe is communicated with one end of the humidifying groove, and the other end of the humidifying groove is communicated with the sputum suction port.

4. The negative pressure sputum aspirator of claim 3, wherein,

the injector is in threaded connection with the connector and is positioned at one end, far away from the branch pipe, of the connector.

5. The negative pressure sputum aspirator of claim 4, wherein,

and a sealing ring is arranged at the joint of the syringe and the connector.

6. The negative pressure sputum aspirator of claim 5, wherein,

the negative pressure sputum suction instrument further comprises a protective cover, wherein the protective cover is fixedly connected with the adsorption tube, is positioned on the outer side wall of the adsorption tube and is positioned at the front end of the injector.

7. The negative pressure sputum aspirator of claim 1,

the negative pressure sputum suction instrument further comprises a fixing ring, one end of the fixing ring is fixedly connected with the connecting pipe, and the other end of the fixing ring is fixedly connected with the negative pressure machine.

8. The negative pressure sputum aspirator of claim 7, wherein,

the negative pressure sputum suction instrument further comprises a valve, and the valve is fixedly connected with the fixing ring and is positioned on the outer surface wall of the fixing ring.

9. The negative pressure sputum aspirator of claim 8,

the collecting bottle is provided with scale marks.

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