CN213852348U

CN213852348U - Three-channel sputum suction tube

Info

Publication number: CN213852348U
Application number: CN202022722240.6U
Authority: CN
Inventors: 张颖; 黄月娣; 冯洁贞
Original assignee: Individual
Current assignee: First Affiliated Hospital of Sun Yat Sen University
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-08-03
Anticipated expiration: 2030-11-23

Abstract

The utility model discloses a three-channel sputum suction tube, which comprises a suction joint, a sputum suction breathing joint, a sputum suction tube and a flushing mechanism, wherein the suction joint is provided with two groups of interfaces and a valve switch for controlling the on-off of the two groups of interfaces; the sputum suction breathing joint is provided with a first cavity with a first opening and a second cavity with a second opening, a third cavity is arranged between the first cavity and the second cavity, and an on-off valve is arranged in the third cavity and used for controlling the on-off of the first cavity and the second cavity; one end of the sputum suction pipe is connected with a connector of the suction joint, the other end of the sputum suction pipe is provided with a movable part corresponding to the first opening, the movable part is used for enabling the sputum suction pipe to penetrate through the first cavity and the second cavity, and a sputum suction port is arranged on the movable part; the flushing mechanism is in communication with the first chamber; the utility model provides a three-channel sputum suction tube, which aims to solve the defects of inconvenient sputum suction operation and poor sealing performance of the prior sputum suction tube.

Description

Three-channel sputum suction tube

Technical Field

The application relates to the technical field of medical auxiliary instruments, in particular to a three-channel sputum suction tube.

Background

Note that the contents described in this section do not represent all the related art.

Sputum aspiration is commonly used in clinic to clear the secretion of the respiratory tract, thereby keeping the respiratory tract unobstructed. The sputum aspiration is mainly suitable for patients who are intubated in the trachea due to various reasons, patients who have difficulty in breathing due to weakness and cough and sputum excretion, patients to be rescued during asphyxia and the like, and for critically ill patients, the intra-tracheal sputum aspiration is a common operation mode for nursing when respiratory secretions of critically ill patients with established artificial airways are too much sticky, and is used for clearing the secretions in the respiratory tracts and keeping the respiratory tracts unblocked. The operation is usually that the sputum suction catheter is matched and connected with a breathing machine, the sputum suction catheter is inserted into the respiratory tract of a patient, and sputum is sucked away by negative pressure.

The sputum suction tube in the prior art has the defects of inconvenient sputum suction operation and poor tightness when being connected with a sputum suction device, so that aiming at the defects of the prior art, a three-channel sputum suction tube is needed to be provided to overcome the defects of the prior art.

Disclosure of Invention

The utility model discloses mainly to above problem, provided a three channel and inhaled phlegm pipe, aim at solving and inhale phlegm pipe at present and inhale the inconvenient and relatively poor defect of leakproofness of phlegm operation.

In order to achieve the above object, the present invention provides a three-channel sputum aspirator tube, including:

the suction connector is at least provided with two groups of interfaces and a valve switch for controlling the on-off of the two groups of interfaces;

the sputum suction breathing joint is provided with a first cavity with a first opening and a second cavity with a second opening, a third cavity is arranged between the first cavity and the second cavity, and an on-off valve is arranged in the third cavity and used for controlling the on-off of the first cavity and the second cavity;

one end of the sputum suction pipe is connected with a connector of the suction joint, the other end of the sputum suction pipe is provided with a movable part corresponding to the first opening, the movable part is used for enabling the sputum suction pipe to penetrate through the first cavity and the second cavity, and a sputum suction port is arranged on the movable part; and

a flushing mechanism in communication with the first chamber.

Furthermore, the third chamber has the left and right through-holes that hold the activity of inhaling the phlegm pipe and wear to establish and be used for installing the upper and lower through-hole of on-off valve, the on-off valve is including locating the pressing portion of the third chamber outside and locating the connecting portion of the third chamber indoor side, be provided with on the connecting portion with the piston of third chamber inner wall complex and hold the through-hole that the activity of inhaling the phlegm pipe wore to establish.

Furthermore, annular grooves are formed in the third chamber along two sides of the left through hole and the right through hole respectively and matched with the piston.

Furthermore, the on-off valve is a left-right push-pull valve.

Furthermore, the suction joint is a four-way valve, four groups of interfaces are arranged on the four-way valve, and the four groups of interfaces are respectively provided with a first connecting end connected with the subglottic suction tube, a second connecting end used for being connected with the sputum suction tube, a third connecting end used for being connected with the oral-nasal cavity suction tube and a fourth connecting end used for being connected with the negative pressure tube.

Furthermore, a plurality of convex strips are arranged around the inner part of the first connecting end and the third connecting end at intervals.

Further, the first connecting end, the third connecting end and the fourth connecting end are stepped rubber tubes.

Furthermore, each connecting end of the four-way valve is at least partially provided with a protective cap.

Furthermore, the outer wall of the sputum suction pipe is provided with a soft membrane.

Furthermore, a third opening is further formed in the second chamber and used for being connected with a breathing machine.

Compared with the prior art, the three-channel sputum suction tube provided by the utility model is convenient to operate, the sputum suction breathing joint and the suction joint can meet the negative pressure suction requirements of a plurality of pipelines, and frequent disconnection is avoided, so that the sputum suction breathing joint and the suction joint are better isolated from the outside air, and the effects of sealing and resisting the outside thallus pollution are achieved; other advantages of the present invention are further clarified in the detailed description.

Drawings

FIG. 1 is a three-channel sputum aspirator structure according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a sputum suction respiratory connector.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 4 is a schematic structural view of the on-off valve.

FIG. 5 is a schematic view of the structure of the suction adapter.

Reference numerals shown in the drawings:

10. a suction fitting; 11. a first connection end; 12. a second connection end; 13. a third connection end; 14. a fourth connection end; 15. a protective cap; 16. opening and closing a valve; 101. a convex strip;

20. a sputum aspirating breathing joint; 21. a first chamber; 22. a second chamber; 23. a third chamber; 24. an external thread interface; 201. a first opening; 202. a second opening; 203. a third opening; 204. a left through hole and a right through hole; 205. an upper through hole and a lower through hole; 206. a fourth opening; 230. an annular groove;

30. an on-off valve; 31. a pressing part; 32. a connecting portion; 33. a piston; 301. a through hole;

40. a sputum suction tube; 41. a movable portion; 410. a sputum suction port;

50. a flushing mechanism; 51. a threaded portion; 52. a plug-in part;

60. and (3) a soft film.

Detailed Description

The present invention will be described in detail below with reference to the attached drawings, and the technical solutions in the embodiments of the present invention will be clearly and completely described. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The application provides a three-channel sputum suction tube which is mainly used for artificial airway patients, and is not limited to the above, but also can be used for sucking oral and nasal cavity secretion required by the patients in the embodiment.

Referring to fig. 1-5 together, the present application provides an embodiment of a three-channel sputum aspirator tube, comprising: a suction joint 10, a sputum suction breathing joint 20, a sputum suction pipe 40 and a flushing mechanism 50.

Wherein, the suction connector 10 at least has two groups of interfaces and a valve switch 16 for controlling the on-off of the interfaces; as shown in fig. 5, in the present embodiment, the suction connector 10 is a four-way valve having four sets of interfaces, each of the four sets of interfaces has a first connection end 11 connected to the subglottic suction tube, a second connection end 12 for connecting to the sealed sputum suction tube 40, a third connection end 13 for connecting to the oral-nasal cavity suction tube, and a fourth connection end 14 for connecting to the negative pressure tube; the valve switch 16 comprises a knob (not shown in the figures) which extends with its bottom into the valve and in which a rotary post is provided, which is provided with a through slot which is in communication with the first connection end 11 or the second connection end 12 or the third connection end 13 or the fourth connection end 14, respectively, when facing towards the latter.

The suction connector 10 retains the advantages of the three-channel sputum suction tube, meets the negative pressure suction requirement of sucking secretion under the mouth, nose and glottis, avoids frequent disconnection, improves the satisfaction of patients, reduces the equipment cost of the hospital negative pressure suction device, and reduces the medical expense of patients and the difficulty of pipeline nursing and line management. And when the patient does not need or a certain pipeline does not need negative pressure suction temporarily, the negative pressure suction of any one or all of the pipelines in the numerous drainage tubes can be closed by rotating the knob, the connection between the negative pressure tube and each drainage tube is not required to be disconnected, the later-stage reconnection disconnection operation is increased, and unnecessary exposure is avoided.

Please refer to fig. 1 and 2, the sputum aspirating breathing joint 20 has a first opening 201, a first chamber 21 and a second chamber 22 with a second opening 202, a third chamber 23 is arranged between the first chamber 21 and the second chamber 22, an on-off valve 30 is arranged in the third chamber 23, and the on-off valve 30 is used for controlling the on-off of the first chamber 21 and the second chamber 22.

In the embodiment of the sputum aspirating breathing joint 20, as shown in fig. 2, 3 and 4, the third chamber 23 has a left and right through hole 204 for movably passing the sputum aspirating tube 40 therethrough and an upper and lower through hole 205 for mounting the on-off valve 30 thereon, the on-off valve 30 includes a pressing portion 31 disposed on the outer side of the third chamber 23 and a connecting portion 32 disposed on the inner side of the third chamber 23, and the connecting portion 32 is provided with a piston 33 engaged with the inner wall of the third chamber 23 and a through hole 301 for movably passing the sputum aspirating tube 40 therethrough.

Fig. 1 shows the sputum suction tube 40 according to the above embodiment, one end of the sputum suction tube 40 is connected to the second connection end 12 of the suction connector 10, the other end of the sputum suction tube 40 corresponding to the first opening 201 is provided with a movable portion 41 for the sputum suction tube 40 to penetrate through the first chamber 21 and the second chamber 22, the rod wall of the movable portion 41 is provided with a plurality of sputum suction ports 410, when the negative pressure tube is connected, the movable portion 41 extends into the airway of the patient, and the sputum enters the sputum suction tube 40 through the sputum suction ports 410.

The on-off valve 30 can be a flat left-right push-pull valve, the third chamber 23 is respectively provided with annular grooves 230 along two sides of the left-right through hole 204, the annular grooves 230 are matched with the piston 33, namely when medical personnel uses the three-channel sputum suction tube to suck sputum, the piston 33 can be driven to slide by applying force to the pressing part 31 at one end, so that the axis of the through hole 301 and the axis of the sputum suction tube 40 are on the same straight line, then the sputum suction tube 40 is pushed to pass through the through hole 301 to enter the second chamber 23 and the airway of a patient, after sputum suction is finished, the sputum suction tube 40 is pulled back to return to the first chamber 21, and then the pressing part 31 is applied with force to disconnect the first chamber 21 and the second chamber 22; then connect and wash the organization 50, as shown in fig. 2, 3, should suck the phlegm breathing and connect 20 and set up the external screw thread interface 24 communicating with first chamber 21, wash the organization 50 including with the screw thread 51 of the threaded connection of the external screw thread interface 24 and connect the plug-in part 52 of the external screw thread interface 24, make one end of washing the organization 50 communicate with sucking the phlegm breathing machine head 20, another end direct connection breathing machine humidifying water or normal saline, form the closed washing route, namely: injecting physiological saline into the first chamber 21, and entering the sputum suction tube 40 through the sputum suction port 410; compared with the prior art, the flushing mechanism 50 can avoid the disadvantages caused by repeated use of the syringe for sucking external physiological saline, storage of the syringe, repeated disconnection, increase of workload of nurses, irregular operation rules and the like, and can avoid direct entering of flushing liquid into the artificial airway, and the choking and even suffocation of patients caused by the fact that the flushing liquid directly enters the artificial airway due to the left and right push valves additionally arranged between the flushing opening and the artificial airway opening.

In the above embodiment, the first connecting end 11 and the third connecting end 13 are provided with a plurality of protruding strips 101 at intervals around a circle, and in addition, the first connecting end 11, the third connecting end 13 and the fourth connecting end 14 are stepped rubber tubes, so that the first connecting end 11, the third connecting end 13 and the fourth connecting end 14 can be connected more stably when being connected with the negative pressure pipeline respectively.

In addition, at least part of each connecting end of the four-way valve is provided with a protective cap 15 made of silica gel, the protective cap 15 is provided with a linear extrusion seam, the extrusion seam is sealed without applying load due to the elasticity of the protective cap 15, the interior of the extrusion seam can be well isolated from the outside air, and when each connecting end is not used, the protective cap 15 is inserted into the connecting end so as to achieve the purposes of sealing each connecting end and resisting the external bacteria from entering the internal pollution sputum suction tube.

As shown in fig. 1 and 2, the outer wall of the sputum suction tube 40 is provided with a soft membrane 60; the second chamber 22 is further provided with a third opening 203 and a fourth opening 206, the third opening 203 is used for connecting a breathing machine, and the fourth opening 206 is a medicine port for dripping phlegm-resolving medicine.

The utility model discloses simple structure, severe patient can needn't break off three channels and inhale the phlegm pipe and do the MR inspection, has avoided breaking off three channels and has inhaled the phlegm pipe and deposit problem, inspection in-process open the phlegm of inhaling exposes, change new three channels and inhale phlegm pipe patient's medical expense problem etc. behind the phlegm pipe.

Preferably, the angle between the first connecting end 11 and the second connecting end 12 is 30 °, the angle between the second connecting end 12 and the third connecting end 13 is 30 °, and the angle between the first connecting end 11, the third connecting end 13 and the fourth connecting end is 150 °.

The present invention is not limited to the above embodiments, and any embodiments mentioned in the description fall within the scope of the present invention.

It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.

Claims

1. A three-channel sputum aspirator tube, comprising:

a flushing mechanism in communication with the first chamber.

2. The three-channel sputum aspirator of claim 1, wherein the third chamber has left and right through holes for allowing the sputum aspirator to pass through and upper and lower through holes for installing the on-off valve, the on-off valve comprises a pressing part arranged outside the third chamber and a connecting part arranged inside the third chamber, and the connecting part is provided with a piston matched with the inner wall of the third chamber and a through hole for allowing the sputum aspirator to pass through.

3. The three-channel sputum aspirator of claim 2, wherein the third chamber is provided with annular grooves along both sides of the left and right through holes, respectively, the annular grooves being engaged with the piston.

4. The three-channel sputum aspirator tube of claim 1, wherein the on-off valve is a left-right push-pull valve.

5. The three-channel sputum aspirator of claim 1, wherein the suction connector is a four-way valve having four sets of ports, and the four sets of ports respectively have a first connection end connected to the subglottic suction tube, a second connection end for connecting to the sputum aspirator, a third connection end for connecting to the oral-nasal-cavity suction tube, and a fourth connection end for connecting to the negative pressure tube.

6. The three-channel sputum aspirator tube of claim 5, wherein the first and third connecting ends are internally provided with a plurality of ribs at intervals around the circumference.

7. The three-channel sputum aspirator tube of claim 6, wherein the first, third and fourth connecting ends are stepped rubber tubes.

8. The three-channel sputum aspirator of claim 7, wherein each connection end of the four-way valve is at least partially provided with a protective cap.

9. The three-channel sputum aspirator of claim 1, wherein the outer wall of the sputum aspirator is provided with a soft membrane.

10. The three-channel sputum aspirator of claim 1, wherein the second chamber further comprises a third opening for connecting a ventilator.