CN213466220U

CN213466220U - Sputum suction device of adjustable suction

Info

Publication number: CN213466220U
Application number: CN202021161925.1U
Authority: CN
Inventors: 沈英英; 陈王丽; 施丽华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-06-18
Anticipated expiration: 2030-06-22

Abstract

The utility model provides an adjustable suction's sputum suction device, including the honeycomb duct, with honeycomb duct connection's control tube and set up in be used for adjusting in the control tube gaseous volumetric regulating part in the control tube, the honeycomb duct is including first connecting portion, water conservancy diversion portion, the second connecting portion that connect gradually, first connecting portion keep away from with the one end that water conservancy diversion portion connects is provided with first interface, water conservancy diversion portion department is provided with the second interface, the second connecting portion keep away from with the one end that water conservancy diversion portion connects is provided with the third interface, set up out the sputum mouth on the control tube and have the gas outlet of filter screen. The utility model discloses a device can with current clinical trachea cannula combination for absorb the sputum of keeping somewhere on tracheal cannula gasbag, and suction is adjustable, reduces patient's uncomfortable symptom.

Description

Sputum suction device of adjustable suction

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to sputum suction device of adjustable suction.

Background

In the medical industry, sputum aspiration is the most common procedure in nursing work for patients who cannot expectorate themselves or leave an artificial airway (including oral tracheal tubes, transnasal tracheal tubes and tracheostomy tubes). The design of the existing sputum suction tube is mainly used for sucking sputum in a human airway, but for sputum remaining on an air bag of a tracheal cannula, a commonly used measure at present is that a sputum suction hole is formed on the air bag of the tracheal cannula to be connected with a strip-shaped sputum suction tube. In clinic, however, the syringe is connected with the strip sputum suction tube for suction, but the suction negative pressure of the syringe is difficult to control, and sputum cannot be continuously sucked; when the clinical negative pressure device is used for suction, the negative pressure is too large, the suction is difficult to adjust, and uncomfortable symptoms such as cough of a patient are easy to cause.

An authorization number CN208974758U discloses a sputum suction tube, which comprises: the sputum suction hose comprises a sputum suction hose and a connecting assembly, wherein a first end of the sputum suction hose is communicated with the connecting assembly, a sputum inlet hole is formed in a second end of the sputum suction hose, and a convex structure is arranged on the outer peripheral wall of the second end of the sputum suction hose; the connecting assembly is provided with a ventilation cavity, the ventilation cavity is respectively communicated with the sputum suction pipe and the outside, the ventilation cavity is provided with an adjusting piece, and the adjusting piece is used for adjusting the ventilation sectional area of the ventilation cavity. The utility model provides a inhale the phlegm pipe and alleviated the difficult technical problem of operation of inhaling the phlegm pipe and adjusting the negative pressure among the correlation technique. However, the main purpose of the device is to insert into the main tube of the tracheal cannula to suck sputum, and the device cannot be used as an external component connected with the existing tracheal cannula to improve the effect of sucking the sputum left on the tracheal cannula air bag.

SUMMERY OF THE UTILITY MODEL

To the problem that exists, the utility model aims at providing a sputum suction device of adjustable suction can make up with current clinical trachea cannula for absorb the sputum of keeping somewhere on trachea cannula gasbag, and suction is adjustable, reduces patient's uncomfortable symptom.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

the utility model provides an adjustable suction's sputum suction device, including the honeycomb duct, with honeycomb duct connection's control tube and set up in be used for adjusting in the control tube gaseous volumetric regulating part in the control tube, the honeycomb duct is including first connecting portion, water conservancy diversion portion, the second connecting portion that connect gradually, first connecting portion keep away from with the one end that water conservancy diversion portion connects is provided with first interface, water conservancy diversion portion department is provided with the second interface, the second connecting portion keep away from with the one end that water conservancy diversion portion connects is provided with the third interface, set up out the sputum mouth on the control tube and have the gas outlet of filter screen.

In this scheme design, first interface is used for with the trachea cannula inhale the phlegm pipe mouth of pipe and be connected, the second interface is connected with the governing pipe, the third interface is connected with outside clinical negative pressure suction machine, the excessive negative pressure that the governing part produced through the area of adjusting the gas outlet is used for adjusting the suction machine.

As a further preferable mode of the present disclosure, the adjusting element includes a sealing block located inside the adjusting tube body, a movable rod used for pushing and pulling the sealing block, and a connecting block connected to one end of the movable rod away from the sealing block, the connecting block is located outside the adjusting tube body, and a first channel for the movable rod to pass through is provided at an end of the adjusting tube close to the sealing block.

As a further preferable mode of this embodiment, a fourth interface is disposed at a position close to a connection with the flow guiding portion.

In the design of the scheme, the fourth interface is used for adjusting the negative pressure unbalance in the initial state, and the fourth interface is connected with an air pipe with a sealing valve.

As a further preferred option of this scheme, the sputum suction apparatus further includes a support frame for supporting the adjusting tube, a fixing column for fixing the connecting block is provided on a bottom plate of the support frame, and a second channel for allowing the fixing column to pass through is provided on the connecting block.

As a further preferred aspect of the present solution, the fixing column is provided with an external thread, and a fixing nut is screwed to the fixing column.

As a further preferred option of this solution, a spring is disposed on the bottom plate, one end of the spring is connected to the surface of the bottom plate, and the other end of the spring is connected to the surface of the connecting block.

In this scheme design, because the existence of negative pressure in sputum suction device can make the regulating part produce the displacement under the effect of atmospheric pressure, the setting of mount is used for the position of fixed regulating part to prevent its displacement, also can be used to fixed honeycomb duct and control tube simultaneously for it is more simple and convenient to operate.

As a further preferred option of this scheme, set up on the roof of support frame with the spacing mouth of movable rod adaptation, spacing mouth is used for fixing the movable rod, prevents that it from rocking.

As a further preferred option of the scheme, a plurality of marking points are arranged on the fixing column and used for marking different negative pressure values, so that the negative pressure values can be conveniently adjusted by medical staff.

As a further preferred aspect of the present invention, the sealing block is a rubber sealing block.

To sum up, the utility model discloses following beneficial effect has:

the device can be directly connected between a sputum suction tube on a common clinical trachea cannula and a medical negative pressure device and is used for balancing the problem of overlarge suction force of the negative pressure device, so that the side effect on a patient is reduced; the device is simple and convenient to operate, does not need to be provided with a special device, and has strong operability and better application prospect.

Drawings

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

Fig. 2 is a schematic structural view of the fixing frame of the present invention.

Fig. 3 is a simple three-dimensional view of the fixing frame of the present invention.

Reference numerals: 1 honeycomb duct, 11 first connecting portion, 111 first interface, 112 fourth interface, 12 water conservancy diversion portion, 121 second interface, 13 second connecting portion, 131 third interface, 2 control tube, 21 first passageway, 22 play phlegm mouth, 23 gas outlets, 231 filter screen, 3 regulating part, 31 sealing block, 32 movable rod, 33 connecting block, 331 second passageway, 4 support frames, 41 roof, 411 spacing mouthful, 42 bottom plate, 421 fixed columns, 421a external screw thread, 421b fixation nut, 422 spring.

Detailed Description

Examples

As shown in the attached drawings 1-3, the sputum suction device with adjustable suction provided by the embodiment comprises: the medical trachea cannula comprises a guide tube 1, an adjusting tube 2, an adjusting part 3 arranged in the adjusting tube 2 and a support frame 4, wherein the guide tube 1 and the adjusting tube 2 are integrally made of medical grade PVC, the guide tube 1 is divided into a first connecting part 11, a guide part 12 and a second connecting part 13, a first interface 111 at the first connecting part 11 is connected with a sputum suction tube orifice on the medical trachea cannula, a second interface 121 at the guide part 12 is connected with the adjusting tube 2, a third interface 131 at the second connecting part 13 is connected with a clinical negative pressure suction machine, a fourth interface 112 is additionally arranged in the middle section of the first connecting part 11, the fourth interface 112 is used for being connected with a trachea with a sealing valve and used for adjusting the problem of unstable negative pressure in an initial state, and when the medical trachea cannula is normally used, the fourth interface 112 is closed.

Furthermore, the diameter of the adjusting tube 2 is larger than the diameter of the flow guiding tube 1, the two are connected at the interface in a sealing manner, the adjusting part 3 is installed in the tube cavity of the adjusting tube 2, the upper end of the adjusting tube 2 is provided with a sputum outlet 22 with a sealing clamp or a valve, the side wall of the adjusting tube 2 is provided with an air outlet 23, the air outlet 23 is provided with a filter screen 231 for preventing sputum from flowing out from the air outlet, the adjusting part 3 comprises a rubber sealing block 31 with the same inner diameter as the adjusting tube 2, a movable rod 32 for pushing and pulling the sealing block 31, and a connecting block 33 which is connected with the lower end of the movable rod 32 and is convenient to adjust, the width of the sealing block 31 is the same as or slightly larger than the width of the air outlet 23, the position of the sealing block 31 is adjusted, namely the air outlet area of the air outlet 23 is adjusted, so as to realize the adjustment of the negative pressure in, and is connected with the connecting pipe block 33 extending outside the adjusting pipe 2 through a first channel 21 arranged on the lower pipe surface of the adjusting pipe 2.

Furthermore, in order to reduce the air pressure effect and ensure that the position of the sealing block 31 is offset after being fixed, a supporting frame 4 is arranged at the lower end of the adjusting pipe 2, for the convenience of practical use, the supporting frame 4 can be a U-shaped box body or a box body with an opening on the front side surface, the upper top plate 41 of the supporting frame 4 is connected with the lower pipe surface of the adjusting pipe 2 for supporting the adjusting pipe 2, a limiting opening 411 for fixing the movable rod 32 to prevent the movable rod 32 from swinging left, right, front and back is arranged on the upper top plate 41, the limiting opening 411 is provided with an opening, the movable rod 32 can be conveniently taken out from the limiting opening 411, a fixed column 421 with external thread 421a is installed on the lower bottom plate of the supporting frame 43, a second channel 331 slightly larger than the cross section of the fixed column 421 is arranged on the connecting block 33, after the position of the sealing element is determined, the position of the movable block 33 on the fixed column 421 is determined, and at this time, the fixing nut 421b which is sleeved on the fixed column 421 in advance is adjusted to the position of the fixed movable block 33 in a rotating manner, so that the whole adjusting element 3 can be fixed. The bottom plate 42 is further provided with a spring 422 which plays a role in quickly resetting the adjusting piece 3 under the action of non-external force in a non-fixed state.

Further, after the device is determined, marking is carried out according to the negative pressure conditions of the sealing element at different positions commonly used, a plurality of marking points with different negative pressure values are formed, and the adjusting position of the adjusting element 3 is convenient to confirm.

The working principle of the embodiment is as follows:

when the sputum of keeping somewhere on tracheal cannula gasbag is drawn to needs, inhale phlegm pipe and medical negative pressure device one-to-one on this device and the trachea cannula, fix it behind the negative pressure value that adjustment regulating part 3 corresponds, open negative pressure device and aspirate the sputum, the sputum flows into to the pipe of regulating pipe 2 through honeycomb duct 1 in, it is full of until the clean or the interior sputum of regulating pipe 2 of suction to continue the suction, draw forth or the suction with the sputum from sputum outlet 22, a round of suction work finishes, carry out single round or many rounds of suction according to actual conditions, end until suction work.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The sputum suction device capable of adjusting suction force is characterized by comprising a flow guide pipe (1), an adjusting pipe (2) connected with the flow guide pipe (1) and an adjusting piece (3) arranged in the adjusting pipe (2) and used for adjusting the gas volume in the adjusting pipe (2), the draft tube (1) comprises a first connecting part (11), a flow guide part (12) and a second connecting part (13) which are connected in sequence, a first interface (111) is arranged at one end of the first connecting part (11) far away from the end connected with the flow guide part (12), a second interface (121) is arranged at the position of the flow guide part (12), a third interface (131) is arranged at one end of the second connecting part (13) far away from the end connected with the flow guide part (12), the adjusting pipe (2) is provided with a sputum outlet (22) and an air outlet (23) with a filter screen (231).

2. The sputum suction device with adjustable suction force according to claim 1, wherein the adjusting member (3) comprises a sealing block (31) located inside the tube body of the adjusting tube (2), a movable rod (32) used for pushing and pulling the sealing block (31), and a connecting block (33) connected with one end of the movable rod (32) far away from the sealing block (31), the connecting block (33) is located outside the tube body of the adjusting tube (2), and a first channel (21) used for the movable rod (32) to pass through is formed in the end of the adjusting tube (2) close to the sealing block (31).

3. The sputum aspirating device of claim 1, wherein the first connecting portion (11) is provided with a fourth port (112) near the connection with the diversion portion (12).

4. The sputum suction device with adjustable suction force according to claim 2, further comprising a support frame (4) for supporting the adjusting tube (2), wherein a bottom plate (42) of the support frame (4) is provided with a fixing column (421) for fixing the connecting block (33), and the connecting block (33) is provided with a second channel (331) for allowing the fixing column (421) to pass through.

5. The sputum suction device with adjustable suction force according to claim 4, wherein the fixed column (421) is provided with an external thread (421 a), and a fixed nut (421 b) is screwed on the fixed column (421).

6. The sputum aspirating apparatus according to claim 5, wherein the bottom plate (42) is provided with a spring (422), and one end of the spring (422) is connected to the surface of the bottom plate (42) and the other end is connected to the surface of the connecting block (33).

7. The sputum suction device with adjustable suction force according to claim 6, wherein a top plate (41) of the support frame (4) is provided with a limit opening (411) adapted to the movable rod (32).

8. The sputum suction apparatus with adjustable suction of claim 5, wherein the fixed column (421) is provided with a plurality of marks.

9. The adjustable suction sputum aspiration device of claim 2 wherein the sealing block (31) is a rubber sealing block.