CN217567069U

CN217567069U - Medical three-way connecting pipe and noninvasive mask of respirator

Info

Publication number: CN217567069U
Application number: CN202220431743.4U
Authority: CN
Inventors: 卫飞燕; 边伟帅; 陈炜; 高梦琦; 颜承悦
Original assignee: Beijing Shijitan Hospital
Current assignee: Beijing Shijitan Hospital
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-10-14
Anticipated expiration: 2032-03-01

Abstract

The application discloses a medical three-way connecting pipe and a noninvasive mask of a respirator, the included angle between a branch pipe and a main pipe is set to be an obtuse angle, and the branch pipe and the main pipe are excessive through an arc transition arc, so that the resistance can be reduced, the residue of nutrient solution is reduced, and the technical defect that the flow of dropping liquid is blocked because the joint of the traditional main pipe and the branch pipe turns at a right angle is overcome; based on the application structure of above-mentioned three-way pipe, this embodiment adds above-mentioned three-way pipe on the face guard is not had to the breathing machine, carries out the dropping liquid through this three-way pipe to respectively through nasointestinal pipe or nasogastric tube, carry the dropping liquid respectively to patient's intestinal or stomach, realize carrying out nose intestines through the face guard is not had to the breathing machine and feed or nasogastric tube, make to possess two kinds of functions simultaneously, improve application scope.

Description

Medical three-way connecting pipe and noninvasive mask of respirator

Technical Field

The application relates to the technical field of medical equipment, in particular to a medical three-way connecting pipe and a noninvasive mask of a respirator.

Background

In the use of the noninvasive mask of the respirator, a patient needs to be fed through a gastric tube on the noninvasive mask, and the nutrient drip tube is inserted into a gastric tube interface of a medical three-way tube at the moment for feeding. The commonly used medical three-way pipe is composed of a main pipe and a three-way structure which is arranged on one side of the main pipe, is perpendicular to the main pipe, is communicated with a branch pipe, a valve is arranged at the intersection corner of the outlet direction of the main pipe and the outlet direction of the branch pipe, a circular valve block is arranged on the valve, and the valve block is in a structure which is mutually sealed with the inner wall of a pipe cavity in the closed state of the pipe cavity.

In the using process, the following technical problems exist:

1. the main pipe is perpendicular to the branch pipe, and the corner joint of the main pipe and the branch pipe is a right angle, so that liquid can form larger pipeline resistance to the liquid when passing through, which easily causes viscous nutrient solution to remain and even block at the right angle to influence feeding;

2. when the noninvasive mask is connected with a respirator for auxiliary ventilation, in order to have better tightness and better ventilation effect, the connector of the stomach tube needs to be cut off, so that the thinnest part of the stomach tube passes through the mask of the noninvasive respirator, and the influence on the tightness of the respirator is reduced to the minimum; the connecting hole of the existing stomach tube is small, a stomach tube head used for connection on a dropper cannot pass through the connecting hole, the connection between the thinnest part of the stomach tube and the existing stomach and intestine nutrient canal is inconvenient, the stomach tube needs to be cut off, and a tube is additionally and independently connected for guiding, so that the feeding is inconvenient to connect, and the feeding nursing progress is delayed;

3. meanwhile, the common respirator has no wound mask or even no three-way pipe, and the stomach is directly fed through a nasogastric tube; and does not have the function of feeding the intestines through a nasointestinal tube.

SUMMERY OF THE UTILITY MODEL

The main aim of this application provides a medical tee bend connecting pipe and noninvasive mask of breathing machine to solve present problem.

In order to achieve the above object, the present application provides the following techniques:

the first aspect of the application provides a medical three-way connecting pipe, including being responsible for, three-way valve, first branch pipe and second branch pipe and connect in be responsible for, just the three-way valve is located first branch pipe, second branch pipe and the tee junction who is responsible for, first branch pipe and second branch pipe, with be responsible for between the contained angle all be the obtuse angle; and the joints between the first branch pipe and the second branch pipe and the main pipe are all transited through circular arcs.

As an alternative embodiment of the present application, optionally, the obtuse angle is 120-150 °.

As an optional embodiment of the present application, optionally, the included angle between the first branch pipe and the second branch pipe is an acute angle, and the included angle is 30-60 °.

The application second aspect provides a noninvasive face guard of breathing machine, including the face guard body, still includes:

the main pipe of the medical three-way connecting pipe is connected with the dropper and is used for feeding liquid through the dropper;

one end of the nasogastric tube is connected to the interface of one of the first branch tube or the second branch tube, and the other end of the nasogastric tube is connected with the mask body;

one end of the nasointestinal tube is connected to the joint of the other of the first branch tube or the second branch tube, and the other end of the nasointestinal tube is connected with the mask body.

As an optional embodiment of the present application, optionally, the method further includes:

the pipe joint is inserted at the interface of the medical three-way connecting pipe, and the dropper and/or the nasogastric tube and/or the nasointestinal tube are/is respectively connected with the medical three-way connecting pipe through the pipe joint.

As an optional embodiment of the present application, optionally, the tube joint on one side of the nasogastric tube has an input end that is fittingly inserted into an interface of one of the first branch tube or the second branch tube, and an output end that is fittingly inserted into the nasogastric tube.

As an optional embodiment of the present application, optionally, the input end of the pipe joint located at one side of the nasointestinal tube is fittingly inserted into the interface of the other of the first branch pipe or the second branch pipe, and the output end of the pipe joint is fittingly inserted into the nasointestinal tube.

the buckle is matched and fixed on the outer side surface of the output end of the pipe joint positioned on one side of the nose intestine pipe, and the nose intestine pipe is tightened by drawing the buckle.

As an alternative embodiment of the present application, optionally, the pipe joint comprises:

one end of the clamping shell is used for internally or externally connecting the dropper, the nasogastric tube or the nasointestinal tube, and the other end of the clamping shell is spliced with the medical three-way connecting tube;

the lower part of the conduit is coaxially fixed in the clamping shell, and two ends of the conduit extend out of the clamping shell and are respectively used as an input end and an output end of liquid;

the grafting chamber sets up pipe upper portion with between the joint shell medial surface, through the inside tube head cooperation of medical tee bend connecting pipe kneck is inserted in the grafting chamber, will the coupling with medical tee bend connecting pipe connects.

As an optional embodiment of the present application, optionally, the pipe joint further comprises:

the matching surface is coaxially arranged on the outer side surface of the port of the splicing cavity and is in positioning fit with the port of the medical three-way connecting pipe through the matching surface;

the inserting surface is coaxially arranged on the clamping shell below the matching surface, and the outer diameter of the inserting surface is larger than that of the matching surface;

the clamping surface is a conical surface or a corrugated surface and is arranged on the outer side surface of the output end of the clamping shell.

Compared with the prior art, this application can bring following technological effect:

1. the embodiment provides a medical three-way pipe with arc transition connection, the included angle between a branch pipe and a main pipe is set to be an obtuse angle, and the branch pipe and the main pipe are in transition through the arc transition arc, so that the resistance can be reduced, the residue of nutrient solution can be reduced, and the technical defect that the flowing of dropping liquid is blocked because the joint of the traditional main pipe and the branch pipe turns at a right angle can be overcome;

2. based on the application structure of above-mentioned three-way pipe, this embodiment sets up above-mentioned three-way pipe on the noninvasive mask of breathing machine, carries out the dropping liquid through this three-way pipe to respectively through nose intestines pipe or nasogastric tube, carry the dropping liquid respectively to patient's intestinal or stomach, realize carrying out nose intestines through noninvasive mask of breathing machine and feed or nasogastric tube, make to possess two kinds of functions simultaneously, improve application scope.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and the description of the exemplary embodiments of the present application are provided for explaining the present application and do not constitute an undue limitation on the present application. In the drawings:

FIG. 1 is a schematic view of the three-way connection pipe of the present invention;

FIG. 2 is a schematic front view of the three-way connection pipe with additional pipe joints of the present invention;

fig. 3 is a schematic sectional view of the pipe joint of the present invention;

fig. 4 is a schematic top view of the structure of fig. 3 according to the present invention;

FIG. 5 is a schematic view of the mounting structure of the nasogastric tube and the tube joint of the present invention;

FIG. 6 is a schematic view of the installation structure of the nasal-intestinal canal of the present invention sleeved with the tube joint;

fig. 7 is a schematic view of an installation structure of the nasal/intestinal canal and the pipe joint in another embodiment of the present invention.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the application herein. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as the case may be.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

The utility model provides a medical three-way connection pipe, is including being responsible for 1, three-way valve 2, first branch pipe 3 and second branch pipe 4 and connect in be responsible for 1 last, just three-way valve 2 locates first branch pipe 3, second branch pipe 4 with the tee junction who is responsible for 1, three-way valve 2, first branch pipe 3 and second branch pipe 4 and constitutes the basic structure of three-way pipe, and concrete use and structure are no longer repeated.

As shown in fig. 1, in the present technology, included angles between the main pipe 1 and the first branch pipes 3 and the second branch pipes 4 are obtuse angles; and the joints between the first branch pipe 3 and the second branch pipe 4 and the main pipe 1 are all transited through circular arcs. Through with the branch pipe, establish to the obtuse angle with the contained angle between being responsible for, and the branch pipe with be responsible for between excessive circular arc through the circular arc excessive, the connecting tube of branch pipe and being responsible for turns round the structure by the right angle and becomes the excessive structure that turns round of circular arc, can reduce the resistance, reduces the residue of nutrient solution.

As an alternative embodiment of the present application, optionally, the obtuse angle is 120-150 °. In this embodiment, the angle between the branch pipe and the main pipe is preferably set to 150 °. Of course, the angle between the axes of the two pipes is an acute angle of 30 °, which is shown as 150 ° in fig. 1, and the junction is in a circular arc transition structure.

As an alternative embodiment of the present application, optionally, the included angle between the first branch pipe 3 and the second branch pipe 4 is an acute angle, and the included angle is 30-60 °.

Likewise, the included angle between the first branch pipe 3 and the second branch pipe 4 is preferably an acute angle of 60 °.

This embodiment because need two branch pipes to connect the different nasogastric tube 6 of a pipe diameter and nasointestinal tube 7 respectively, nasogastric tube's pipe diameter is than thick, and the pipe diameter of nasointestinal tube is thinner, consequently, need with first branch pipe 3 with the pipe diameter of second branch pipe 4 is equipped with according to the pipe diameter size of nasogastric tube 6 and nasointestinal tube 7, specifically select by the user can. The connection of the interface of the three-way pipe and the dropper, the nasogastric tube 6 or the nasointestinal tube 7 can be direct plug connection or internal thread or external thread connection.

Example 2

Based on the application structure of above-mentioned three-way pipe, this embodiment adds above-mentioned three-way pipe on the face guard is not had to the breathing machine, carries out the dropping liquid through this three-way pipe to respectively through nasointestinal pipe or nasogastric tube, carry the dropping liquid respectively to patient's intestinal or stomach, realize carrying out nose intestines through the face guard is not had to the breathing machine and feed or nasogastric tube, make to possess two kinds of functions simultaneously, improve application scope.

As shown in figure 1, the noninvasive mask of the respirator comprises a mask body, wherein a pipe interface is arranged on the mask body and can be connected with a nasogastric tube or a dropper and the like, and the mask bodies with different specifications are different corresponding to matched pipelines.

Further comprising:

a main pipe 1 of the medical three-way connecting pipe is connected with the dropper 5 and liquid is fed through the dropper 5; the output end of the dropper 5 is connected with the main pipe 1 of the medical three-way connecting pipe and is used for three-way distribution of dropping liquid.

One end of the nasogastric tube 6 is connected to an interface of one of the first branch tube 3 or the second branch tube 4, and the other end of the nasogastric tube is connected to the mask body;

in the embodiment, the dropping liquid is not directly connected to the nasogastric tube 6 for conveying, but is transferred through the first branch tube 3 of the medical three-way connecting tube, and then is transferred into the mask body after being transferred, and then is transferred through the subsequent pipeline to enter the stomach of a patient.

One end of the nasointestinal tube 7 is connected to the joint of the other of the first branch tube 3 or the second branch tube 4, and the other end of the nasointestinal tube is connected to the mask body.

Similarly, in the embodiment, the nasointestinal tube 7 is additionally arranged, and the drip is transferred to the nasointestinal tube 7 through the second branch tube 4, so that intestinal feeding is realized.

Through the three-way pipe, can connect nasogastric tube 6 and nasointestinal tube 7 simultaneously, only need select through the rotation of three-way valve and select which kind of mode of specifically adopting to feed, consequently improved application scope, and need not cut off nasogastric tube 6 or nasointestinal tube 7.

the pipe joint 14 is inserted at the interface of the medical three-way connecting pipe, and the dropper 5 and/or the nasogastric tube 6 and/or the nasointestinal tube 7 are respectively connected with the medical three-way connecting pipe through one pipe joint 14.

In order to adapt to the connectors of nasogastric tube 6 or nasointestinal tube 7, as shown in fig. 2, a pipe joint 14 is inserted at the pipe joint of the main pipe and the two branch pipes of the three-way pipe, and is used for being inserted at the pipe joints of different main pipes and the two branch pipes, and the tail end of the pipe joint is adapted and connected with droppers or nasogastric tube 6 or nasointestinal tube 7 of different specifications.

As an optional embodiment of the present application, optionally, the tube connector 14 on one side of the nasogastric tube 6 has an input end that is fittingly inserted at an interface of one of the first branch tube 3 or the second branch tube 4, and an output end that is fittingly inserted in the nasogastric tube 6.

As shown in fig. 5, the tube diameter of the nasogastric tube 6 is relatively thick, so that the input end of the nasogastric tube 6 is inserted on the outer side surface of the tube joint 14 in a matching manner, and the phenomenon that the tube joint 14 is overlarge in size due to internal connection can be avoided, so that the use is inconvenient. In this embodiment, as shown in fig. 3 and 5, the input end of the pipe joint 14 located at one side of the nasogastric tube 6 is fittingly inserted into the interface of the first branch pipe 3, and the output end is fittingly inserted into the nasogastric tube 6. The end of the pipe joint 14 for inserting the nasogastric tube 6 is not a cylindrical surface but a tapered surface or a corrugated surface, and the purpose is to insert the nasogastric tube 6 tightly through a gradually enlarged fitting surface in the inserting process.

As an optional embodiment of the present application, optionally, the pipe joint 14 on one side of the nasointestinal pipe 7 is fittingly inserted at an interface of the other of the first branch pipe 3 or the second branch pipe 4 at an input end thereof, and fittingly inserted outside the nasointestinal pipe 7 at an output end thereof.

Similarly, the nasointestinal tube 7 is connected to the interface of the second branch tube 4 by a tube connector 14, but since the nasointestinal tube 7 has a small inner diameter as shown in fig. 3 and 6, it is sufficient to fit and insert it inside the tube connector 14.

and the buckle 13 is matched and fixed on the outer side surface of the output end of the pipe joint 14 positioned on one side of the nasointestinal tube 7, and the nasointestinal tube 7 is tightened by drawing the buckle 13.

In order to prevent the nasointestinal tube 7 from falling off from the output end of the tube connector 14, as shown in fig. 7, in the present embodiment, a buckle 13 is fixed on the outer side surface of the output end of the tube connector 14, and the nasointestinal tube 7 is tightened in the tube connector 14 by the buckle 13 being closed. The specific form of the buckle is not limited here.

As shown in fig. 3 and 4, the pipe joint 14 is schematically constructed. As an alternative embodiment of the present application, optionally, the pipe joint 14 comprises:

one end of the clamping shell 12 is used for being internally connected or externally connected with the dropper 5 or the nasogastric tube 6 or the nasointestinal tube 7, and the other end of the clamping shell is connected with the medical three-way connecting tube in an inserted mode; in this embodiment, the upper end of the clamping housing 12 is a plug end for being connected at the interface of the three-way pipe in a matching manner, and needs to be designed to match with the interface structure of the three-way pipe. The lower end of the connecting rod is used for connecting a dropper 5 or a nasogastric tube 6 or a nasointestinal tube 7.

The lower part of the conduit 8 is coaxially fixed in the clamping shell 12, and two ends of the conduit extend out of the clamping shell 12 and are respectively used as an input end and an output end of liquid; the pipe 8 is coaxially fixed in the clamping shell 12, the lower end of the pipe is flush and fixed with the lower end of the clamping shell 12, and the upper end of the pipe extends out of the clamping shell 12 and is used for being inserted into an inner pipe head at the joint of the three-way pipe in a protruding mode to achieve positioning insertion.

Plug-in connection chamber 11 sets up 8 upper portions of pipe with between the 12 medial surfaces of joint shell, through the inside tube head cooperation of medical tee bend connecting pipe kneck is inserted in plug-in connection chamber 11, will coupling 14 with medical tee bend connecting pipe connects.

The inside tube head at connecting pipe kneck, insert in the coupling 14 and with the pipe 8 cooperation connection in it, need leave certain activity space, as shown in fig. 3, the medial surface on joint shell 12 upper portion is bigger than the pipe diameter of the medial surface of lower part 8 upper portions of pipe with be formed with grafting space between the 12 medial surfaces of joint shell 11 promptly, through the cooperation of the inside tube head at medical tee bend connecting pipe kneck is inserted in grafting cavity 11, will coupling 14 with medical tee bend connecting pipe connects.

As an alternative embodiment of the present application, optionally, the pipe joint 14 further comprises:

the matching surface 9 is coaxially arranged on the outer side surface at the port of the splicing cavity 11 and is in positioning fit with the interface of the medical three-way connecting pipe through the matching surface 9;

the plug-in surface 10 is coaxially arranged on the clamping shell 12 below the matching surface 9, and the outer diameter of the plug-in surface is larger than that of the matching surface 9;

the clamping surface is a conical surface or a corrugated surface and is arranged on the outer side surface of the output end of the clamping shell 12.

The matching surface 9 and the inserting surface 10 are stepped surfaces designed for the inserting structure at the pipe orifice of the three-way pipe, and particularly, the matching surface and the inserting surface can be designed according to the selected pipe orifice structure of the three-way pipe.

The clamping surface which is a conical surface or a corrugated surface and is integrally formed on the outer side surface of the output end of the clamping shell 12 is mainly used for tightly supporting the nasogastric tube 6 which is inserted and connected through the gradually increased outer diameter, and can be suitable for nasogastric tubes 6 with various tube diameter specifications.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A medical three-way connecting pipe comprises a main pipe (1), a three-way valve (2), a first branch pipe (3) and a second branch pipe (4), wherein the first branch pipe (3) and the second branch pipe (4) are communicated with the main pipe (1), the three-way valve (2) is arranged at the three-way joint of the first branch pipe (3), the second branch pipe (4) and the main pipe (1),

the included angles between the first branch pipe (3) and the second branch pipe (4) and the main pipe (1) are obtuse angles;

and the joints of the first branch pipe (3) and the second branch pipe (4) and the main pipe (1) are all transited through circular arcs.

2. The three-way medical connecting tube according to claim 1, wherein the obtuse angle is 120 to 150 °.

3. The three-way connection tube for medical use according to claim 1, wherein the angle between the first branch tube (3) and the second branch tube (4) is acute and has a size of 30-60 °.

4. The utility model provides a breathing machine does not have wound mask, includes the face guard body, its characterized in that still includes:

the medical three-way connecting pipe according to any one of claims 1 to 3, wherein a main pipe (1) of the medical three-way connecting pipe is connected with a dropper (5), and liquid is fed through the dropper (5);

one end of the nasogastric tube (6) is connected to the interface of one of the first branch tube (3) or the second branch tube (4), and the other end of the nasogastric tube is connected with the mask body;

one end of the nose intestine pipe (7) is connected to the joint of the other of the first branch pipe (3) or the second branch pipe (4), and the other end of the nose intestine pipe is connected with the mask body.

5. The ventilator noninvasive mask of claim 4, further comprising:

and the pipe joint (14) is inserted at the interface of the medical three-way connecting pipe, and the dropper (5) and/or the nasogastric tube (6) and/or the nasointestinal tube (7) are/is respectively connected with the medical three-way connecting pipe through the pipe joint (14).

6. Ventilator noninvasive mask according to claim 5, characterized in that the tube connector (14) located on one side of the nasogastric tube (6) has an input end fitted plugged at the interface of one of the first branch tube (3) or the second branch tube (4) and an output end fitted plugged within the nasogastric tube (6).

7. Noninvasive ventilator mask according to claim 5 or 6, characterized in that the tube connector (14) on one side of the nasointestinal tube (7) has an input end fitted to be plugged at the interface of the other of the first branch tube (3) or the second branch tube (4) and an output end fitted to be plugged outside the nasointestinal tube (7).

8. The ventilator noninvasive mask of claim 7, further comprising:

the buckle (13) is matched and fixed on the outer side surface of the output end of the pipe joint (14) positioned on one side of the nose-intestine pipe (7), and the nose-intestine pipe (7) is tightened by drawing the buckle (13).

9. The ventilator noninvasive mask of claim 5, wherein the tube connector (14) comprises:

a clamping shell (12), one end of which is used for internally or externally connecting the dropper (5), the nasogastric tube (6) or the nasointestinal tube (7), and the other end of which is spliced with the medical three-way connecting tube;

the lower part of the conduit (8) is coaxially fixed in the clamping shell (12), and two ends of the conduit extend out of the clamping shell (12) and are respectively used as an input end and an output end of liquid;

plug-in connection chamber (11), set up pipe (8) upper portion with between joint shell (12) the medial surface, through the inside tube head cooperation of medical tee bend connecting pipe kneck is inserted in plug-in connection chamber (11), will coupling (14) with medical tee bend connecting pipe connects.

10. The ventilator noninvasive mask of claim 9, wherein the tube connector (14) further comprises:

the matching surface (9) is coaxially arranged on the outer side surface at the port of the plug cavity (11) and is in positioning fit with the interface of the medical three-way connecting pipe through the matching surface (9);

the inserting surface (10) is coaxially arranged on the clamping shell (12) below the matching surface (9), and the outer diameter of the inserting surface is larger than that of the matching surface (9);

the clamping surface is a conical surface or a corrugated surface and is arranged on the outer side surface of the output end of the clamping shell (12).