CN210673883U - Medical pedal type sputum aspirator - Google Patents

Abstract

The utility model provides a medical pressing type sputum suction device, comprising: a suction pipe, one end of the suction pipe is connected with a suction head, the other end of the suction pipe is connected with a pressure suction device, and the suction pipe is provided with a pressure suction device. There is a phlegm collecting device; wherein, a compression cavity is arranged in the pressing and suction device, and a suction port and a venting port are arranged on the compression cavity. The first one-way valve that flows in the cavity is provided with a second one-way valve that only allows the airflow to flow outside the compression cavity; the compression cavity is provided with a piston head that can change the compression cavity, and the side of the piston head facing the compression cavity is set There is a return spring, the side of the piston head away from the compression chamber is hinged in the middle of the link arm, one end of the link arm is hinged on the pressing and suction device, and the other end is connected with a pull ring for the foot to extend into as a movable end. The utility model has the advantages of simple structure, convenient and labor-saving operation, no electric power and low noise.

Description

A kind of medical pressing type sputum suction device

technical field

The utility model is in the technical field of medical care appliances, in particular to a pressing-type sputum suction device used in medical care.

Background technique

At present, in the process of clinical medical treatment, for elderly, unconscious, infants and other patients who cannot cough up respiratory secretions on their own, a sputum suction device is used to assist in cleaning the secretions in the respiratory tract, so as to ensure that the patient's respiratory tract is unobstructed.

The existing suction equipment is mostly electric and manual. Electric sputum suction device, although the suction effect is good, but the equipment is expensive, bulky, inconvenient to carry, and it will make a lot of noise when used. The manual sputum suction device has a large force on the piston during use, and the operation of the arm consumes a lot of physical strength, resulting in low suction force and poor sputum suction effect.

The information disclosed in this Background section is only for enhancement of understanding of the general background of the application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Utility model content

Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a medical pressure-pressing sputum suction device, which provides the power to generate negative pressure by pressing the operator, and saves effort without electric drive.

In order to achieve the above-mentioned purpose, the concrete technical scheme that the utility model adopts is as follows:

A medical pressing type sputum suction device, comprising: a sputum suction tube, one end of the sputum suction tube is connected with a sputum suction head, the other end of the sputum suction tube is connected with a pressing suction device, and a sputum collecting tube is arranged on the sputum suction tube device; wherein,

A compression cavity is arranged in the pressing and suction device, and a suction port and a venting port are arranged on the compression cavity. a first one-way valve that flows inside, and a second one-way valve that only allows airflow to flow outside the compression chamber is arranged on the air outlet;

The compression chamber is provided with a piston head capable of changing the compression chamber, the side of the piston head facing the compression chamber is provided with a return spring, the side of the piston head away from the compression chamber is hinged in the middle of the connecting rod arm, and the connecting rod arm One end is hinged on the pressing and suction device, and the other end is connected as a movable end with a pull ring for the foot to extend into.

Further, the link arm is in an "L" shape.

Further, the pedaling and suction device is connected with a bottom plate, and the bottom plate is located below the pull ring.

Further, a guide rod is provided on the piston head, and the guide rod is inserted into the return spring.

Further, a filter screen is provided in the suction pipe between the sputum collecting device and the pressing suction device.

Further, the sputum collecting device includes a three-way joint and a sputum collecting bag, and the sputum collecting bag is connected to the sputum suction tube through the three-way joint.

Further, an arc baffle is arranged in the three-way joint.

Further, a plurality of suction holes are provided on the side wall of the suction head.

Adopting the above-mentioned technical scheme, the utility model has the following beneficial effects:

The medical depressing sputum suction device of the utility model utilizes the depressing action of the operator to provide suction power, and forms a negative pressure state in the depressing and depressing suction device, so that the sputum is sucked into the sputum suction tube and collected in the sputum collecting device middle. The utility model has the advantages of simple structure, convenient and labor-saving operation, no electric power and low noise.

Description of drawings

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. The accompanying drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

Fig. 1 is the schematic diagram of the traditional Chinese medicine pressing type sputum suction device according to the embodiment of the utility model;

Fig. 2 is the partial schematic diagram of the medical depressing sputum suction device of the present utility model;

Icons: 1-suction hole; 2-suction head; 3-suction tube; 4-curved baffle; 5-sputum collection bag; 6-three-way joint; 7-filter; 8-step pressure suction device; 9-first one-way valve; 10-suction port; 11-first hinge shaft; 12-second hinge shaft; 13-link arm; 14-pull rope; 15-pull ring; 16-bottom plate; 17-Second one-way valve; 18-Release port; 19-Return spring; 20-Piston head; 21-Guide rod; 22-Compression chamber.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation on the present invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a connectable connection. Detachable connection, or integral connection; may be mechanical connection or electrical connection; may be direct connection, or indirect connection through an intermediate medium, or internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

The specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

Example 1

Figures 1 and 2 show a specific embodiment of the medical pressure-type sputum suction device of the present invention. In this embodiment, the sputum suction device specifically includes: a sputum suction tube 3, and one end of the sputum suction tube 3 is connected with a The sputum suction head 2 and the other end of the sputum suction tube 3 are connected with a pressing suction device 8, and the sputum suction tube 3 is provided with a sputum collecting device.

The suction head 2 is a cylindrical structure, and a number of suction holes 1 are arranged on the side wall of the suction head 2, thereby increasing the suction range and providing suction effect. In order to protect the inner wall of the patient's respiratory tract, the suction head 2 should be selected Softer medical silicone material.

A sputum collecting device is arranged in the middle of the sputum suction tube 3, and the sputum collecting device includes: a three-way joint 6 and a sputum collecting bag 5, and both ends of the three-way joint 6 are respectively connected to the sputum suction tube 3, so that the collected sputum The sputum collecting bag 5 is connected to the other end of the tee joint 6 through the tee joint 6, and an arc baffle 4 is arranged in the tee joint 6, and the arc baffle 4 is located on the moving channel of the sputum, and the arc baffle The baffle 4 guides the sputum to the sputum collecting bag 5 .

A filter screen 7 is arranged in the sputum suction tube 3 between the sputum collecting device and the pressing suction device 8. In extreme cases, some sputum may fail to enter the sputum collecting bag 5 when the sputum passes through the sputum collecting device. , but into the sputum suction tube 3 after the sputum collecting device, and the filter 7 can block this part of the sputum.

A compression cavity 22 is provided inside the pressing and suction device 8, and a suction port 10 and an air outlet 18 are provided on the compression cavity 22. The suction port 10 is airtightly connected with the sputum suction tube 3, and a The first one-way valve 9, the first one-way valve 9 only allows the airflow to flow into the compression chamber 22, and the second one-way valve 17 is provided on the air outlet 18, and the second one-way valve 17 only allows the airflow to flow out of the compression chamber 22 flow. The compression chamber 22 is provided with a piston head 20, and a sealing ring is provided on the circumferential surface of the piston head 20 to ensure the air tightness during the movement of the piston head 20, and the piston head 20 can change the volume of the compression chamber 22 during the movement. , when the piston head 22 moves toward the compression chamber 22 , the volume of the compression chamber 22 is squeezed and reduced, and when the piston head 22 moves away from the compression chamber 22 , the volume of the compression chamber 22 expands. The piston head 20 is provided with a guide rod 21 on the side facing the compression chamber 22. The guide rod 21 is inserted into the return spring 19. superior.

A link arm 13 is provided on the pressing and suction device 8 , and the link arm 13 has an "L"-shaped structure. One end of the link arm 13 is hinged to the pressing and suction device 8 through the first hinge shaft 11 , and the middle of the link arm 13 is hingedly connected to the end of the piston head 20 away from the compression chamber 22 through the second hinge shaft 12 . The other end of the 13 is used as a movable end, and is provided with a pulling rope 14, and a pulling ring 15 is connected to the pulling rope 14, and the pulling ring 15 is used for the operator's feet to extend into. A bottom plate 16 is provided below the pull ring 15, the bottom plate 16 is connected to the pressing and suction device 8, and the bottom plate 16 is for people to press, so as to avoid the phenomenon that the pressing and suction device 8 moves at will or is lifted during the pressing process .

When in use, the sputum suction tube 3 is inserted into the patient's respiratory tract, the operator's feet are inserted into the pull ring 15 to exert downward force, and the pull ring 15 drives the link arm 13 to push the piston head 20 to move downward, and the piston head moves downward. 20 Squeeze the compression chamber 22, and the pressure in the compression chamber 22 increases. At this time, the first one-way valve 9 is closed and the second one-way valve 17 is opened, so that the compression chamber 22 is communicated with the external environment, and the pressure in the compression chamber 22 decreases; When the foot is on, the return spring 19 pushes the piston head 20 upward, the pressure in the compression chamber 22 is reduced, and a negative pressure state is formed. At this time, the first one-way valve 9 is opened, and the second one-way valve 17 is closed, and the phlegm is sucked into the suction. The sputum tube 3, when the sputum passes through the sputum collecting device, the sputum remains in the sputum collecting bag 5;

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that : it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the various embodiments of the present utility model Scope of technical solutions.

Claims (8)

1. A medical pedal sputum aspirator is characterized by comprising: one end of the sputum suction pipe is connected with a sputum suction head, the other end of the sputum suction pipe is connected with a pedal suction device, and a sputum collection device is arranged on the sputum suction pipe; wherein,

a compression cavity is arranged in the treading suction device, a suction port and an air leakage port are arranged on the compression cavity, the suction port is connected with the sputum suction pipe, a first one-way valve only allowing airflow to flow into the compression cavity is arranged on the suction port, and a second one-way valve only allowing airflow to flow out of the compression cavity is arranged on the air leakage port;

the compression cavity is provided with a piston head capable of changing the compression cavity, one side of the piston head facing the compression cavity is provided with a return spring, one side of the piston head far away from the compression cavity is hinged to the middle part of a link arm, one end of the link arm is hinged to the stepping suction device, and the other end of the link arm is connected with a pull ring as a movable end for the foot to stretch into.

2. A pedal-operated sputum aspirator according to claim 1, wherein the linkage arm is "L" shaped.

3. A pedal-operated sputum aspirator according to claim 1, wherein a base plate is attached to the pedal-operated suction device, the base plate being located below the pull ring.

4. A pedal-operated sputum aspirator according to claim 1, wherein the piston head is provided with a guide rod inserted in a return spring.

5. A pedal-operated sputum aspirator according to claim 1, wherein a strainer is provided in the sputum aspirator tube between the sputum collector and the pedal-operated suction device.

6. A pedal-operated sputum aspirator according to claim 1, wherein the sputum collection means comprises a tee fitting and a sputum collection bag, the sputum collection bag being connected to the sputum aspirator tube through the tee fitting.

7. A pedal-operated sputum aspirator according to claim 6, wherein an arc-shaped baffle is arranged in the tee joint.

8. A pedal-operated sputum aspirator according to claim 1, wherein the side wall of the sputum aspirating head is provided with a plurality of sputum aspirating holes.

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