CN213284677U - Prevent closed phlegm suction device that inhales by mistake - Google Patents

Abstract

The utility model discloses a prevent that closed of mistake inhaling inhales phlegm device relates to clinical medical nursing pipe technical field. The utility model discloses a T type three-way pipe, inhale phlegm pipe and negative pressure control valve, T type three-way is crossed including inhaling phlegm pipe interface pipe, breathing machine interface pipe and trachea cannula interface pipe, it forms towards the tip seal of negative pressure control valve and washes the chamber to inhale phlegm pipe interface pipe, it inserts to inhale the intraductal tip of phlegm pipe interface and is provided with the end cap structure to inhale phlegm pipe, be close to on the through-hole and wash chamber one end and be provided with the buckle, after the end cap structure passes through the buckle, it flushes or is less than the blind end inner wall with the blind end inner wall to inhale phlegm pipe tip opening. The utility model discloses when ensureing to wash and inhale the phlegm pipe, inhale the phlegm pipe tip and inhale the bottom plate parallel and level of phlegm pipe interface pipe, can inhale the flush fluid that washes the intracavity in the phlegm pipe interface pipe and remove totally.

Description

Prevent closed phlegm suction device that inhales by mistake

Technical Field

The utility model relates to a clinical medical nursing pipe technical field, more specifically say and relate to a prevent phlegm device is inhaled to closed of mistake absorption.

Background

Sputum aspiration refers to a method for sucking the secretions of the respiratory tract through the oral cavity, the nasal cavity and an artificial airway (tracheotomy) to keep the respiratory tract unobstructed and prevent complications such as aspiration pneumonia, atelectasis and asphyxia. Is suitable for patients with coma and patients with sputum which is particularly likely to suffocate and needs to be administrated in trachea, injected with contrast medium or diluted with sputum. The contraindication is that the patient with skull base fracture forbids nasal catheter to suck the sputum.

The sputum suction device is characterized in that a patient subjected to tracheal intubation or tracheotomy cannot actively spit, sputum is often sucked when the patient spits, a patient with lung infection also needs to suck sputum when the patient spits, a sputum suction pipe is generally used when the sputum is sucked, the outer wall of the sputum suction pipe is smooth, a connector and a switch are arranged on the sputum suction pipe, one end of the sputum suction pipe is inserted into the trachea, the other end of the sputum suction pipe is connected with a negative pressure generating device, and the negative pressure is used for sucking the sputum. In the prior art, the sputum suction tube is simple in structure and can only be used for sucking sputum, the oral cavity, the nasal cavity and the respiratory tract of a patient can not be fully cleaned by sucking the sputum under the condition that the sputum is accumulated for a long time, the upper respiratory tract also needs to be washed, the existing sputum suction tube can not meet the use requirement, and the respiratory tract is not thoroughly cleaned.

The national intellectual property office in 2019, 7/19.A discloses a utility model with publication number CN209123146U and name "a medical closed sputum aspirator", which comprises a sputum aspirator body, wherein the two ends of the sputum aspirator body are respectively a suction end and an insertion end, the suction end is hermetically connected with one end of a negative pressure control valve, the other end of the negative pressure control valve is provided with a negative pressure joint, the insertion end is hermetically connected with one end of a three-way joint, the other two ends of the three-way joint are respectively hermetically connected with a respirator interface and a trachea cannula interface, the three-way joint is also provided with a flushing pipe and a water injection pipe, the flushing pipe is internally communicated with one end of the three-way joint close to the sputum aspirator body, the water injection pipe is internally communicated with one end of the three-way joint far away from the sputum aspirator body, the body of the flushing pipe is provided with a flushing hole, the end of the flushing pipe is provided with a sealing cover I matched with the, the end part of the water injection pipe is provided with a second sealing cover matched with the inner diameter of the pipe orifice. The utility model discloses a sputum can be siphoned away, can also wash, the respiratory track is cleaned more thoroughly.

The sputum suction tube in the prior art has a good sputum suction effect, can clean respiratory tracts, and can also wash the sputum suction tube. However, in the above sputum suction tube in the prior art, in the using process, the switch of the infusion apparatus for flushing the sputum suction tube is easy to be closed untight, or the operation of the medical personnel in the sputum suction flow is not standard, the head end of the sputum suction tube cannot return to the connection point, so that saline in the flushing tube flows into the airway of the patient easily, and the aspiration pneumonia of the patient is caused.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects and deficiencies in the prior art, the utility model provides a prevent closed sputum aspirator of mistake inhaling, the utility model aims to solve the problem that when the sputum aspirator among the prior art is not normal in operation, the sputum aspirator end fails to return to the tie point, causes saline water of the washing tube to flow into the air flue of the patient easily, causes the aspiration pneumonia of the patient. The utility model discloses a prevent closed phlegm device of inhaling by mistake, it sets up the end cap to inhale phlegm pipe end portion, the bottom of inhaling phlegm pipe connector pipe sets up the buckle with this end cap adaptation, firstly prevent to inhale the phlegm pipe and extracted and inhale phlegm pipe connector pipe, secondly the end cap makes the position of understanding of inhaling phlegm pipe end portion that operating personnel can be clear with the setting of buckle structure, when ensureing to wash and inhale phlegm pipe, inhale phlegm pipe end portion and inhale the bottom plate parallel and level of phlegm pipe connector pipe, can inhale the flush fluid that washes the intracavity in the phlegm pipe connector pipe and inhale and remove totally.

In order to solve the problems existing in the prior art, the utility model discloses a realize through following technical scheme:

a closed sputum suction device for preventing aspiration by mistake comprises a T-shaped three-way pipe, a sputum suction pipe and a negative pressure control valve, wherein the T-shaped three-way pipe comprises a sputum suction pipe connector, a respirator connector and a trachea cannula connector, one end of the sputum suction pipe is connected with the negative pressure control valve, and the other end of the sputum suction pipe is inserted into the sputum suction pipe connector and extends towards the trachea cannula connector; a flushing pipe interface is arranged on the pipe wall of the sputum suction pipe interface pipe, and a switch valve is arranged between the sputum suction pipe interface pipe and the trachea cannula interface pipe; a thin film sheath is connected between the sputum suction pipe connector tube and the negative pressure control valve, and the sputum suction pipe is arranged in the thin film sheath; the method is characterized in that: the end part of the sputum suction pipe connector pipe facing the negative pressure control valve is closed, the closed end is provided with a through hole for the sputum suction pipe to penetrate, a flushing cavity is formed between the sputum suction pipe connector pipe and the switch valve, the end part of the sputum suction pipe inserted into the sputum suction pipe connector pipe is provided with an end cap structure, one end of the through hole close to the flushing cavity is provided with a buckle, and after the end cap structure passes through the buckle, the end opening of the sputum suction pipe is flush with the inner wall of the closed end or lower than the inner wall of the closed end.

The plug structure is an arc-shaped blocking structure integrally formed on the outer wall of the end part of the sputum suction tube.

The buckle is an elastic sheet, the outer edge of the elastic sheet is fixed on the inner wall of the through hole in a surrounding manner, the center of the elastic sheet is provided with a hole for the sputum suction tube to pass through, and notches which are symmetrical uniformly along the center of the hole are arranged between the hole and the outer edge of the elastic sheet.

The switch valve is an elastic sheet, the outer edge of the elastic sheet is fixed on the inner wall of the T-shaped three-way pipe in a ring mode, and a cross-shaped or rice-shaped notch is formed in the center of the elastic sheet.

The switch valve comprises a valve block, an accommodating bin which is arranged on the sputum suction pipe connector tube and used for accommodating the valve block, and a rotary lantern ring which is connected with the valve block and sleeved outside the accommodating bin; the valve block inlays to be located and holds the storehouse in, and the outer loop of valve block is located in rotatory lantern ring and valve block connection and package, and the rotatable block of rotatory lantern ring is fixed in and holds outside the storehouse.

The rotary lantern ring and the valve plate can rotate around the accommodating bin. The accommodating bin and the T-shaped three-way pipe are integrally formed, and the valve plate and the rotary sleeve ring are detachably connected with the T-shaped three-way pipe.

The containing bin is provided with a limiting groove, the rotary sleeve ring and the valve block are connected in a clamping mode and can be rotatably fixed outside the containing bin, and the valve block can rotate between the limiting grooves. The rotating sleeve ring is rotated to drive the valve plate to rotate between the limiting grooves to open or close the switch valve.

The containing bin is provided with a sputum suction pipe hole, and the valve plate controls the flow or the closed state of the sputum suction pipe hole. As will be appreciated by those skilled in the art, when the valve plate places the sputum aspirator tube aperture in a flow-through state, the on-off valve is in an open state; when the valve plate controls the sputum suction pipe hole to be in a closed state, the switch valve is in a closed state.

The joint of the flushing pipe is connected with a flushing pipe, and the end part of the flushing pipe is connected with a three-way joint.

Compared with the prior art, the utility model discloses profitable technological effect who brings shows:

1. the utility model discloses a prevent closed phlegm device of inhaling by mistake, it sets up the end cap to inhale phlegm pipe end portion, the bottom of inhaling phlegm pipe connector pipe sets up the buckle with this end cap adaptation, firstly prevent to inhale the phlegm pipe and extracted and inhale phlegm pipe connector pipe, secondly the end cap makes the position of understanding of inhaling phlegm pipe end portion that operating personnel can be clear with the setting of buckle structure, when ensureing to wash and inhale phlegm pipe, inhale phlegm pipe end portion and inhale the bottom plate parallel and level of phlegm pipe connector pipe, can inhale the flush fluid that washes the intracavity in the phlegm pipe connector pipe and inhale and remove totally.

2. In the utility model, when the sputum suction tube needs to be flushed, the medical staff draws the sputum suction tube out of the tracheal intubation mouthpiece to the sputum suction tube mouthpiece, and a switch valve is arranged between the closed sputum suction tube mouthpiece and the tracheal intubation mouthpiece, so as to prevent flushing fluid from entering the tracheal intubation mouthpiece and entering the airway of a patient to cause aspiration pneumonia; after being provided with the ooff valve and closing between inhaling phlegm pipe mouthpiece and the trachea cannula mouthpiece, inhale phlegm pipe mouthpiece department and form an inclosed chamber of washing, medical personnel continue to draw out and inhale the phlegm pipe this moment, make the end cap structure who inhales the phlegm pipe tip pass through the buckle, the elastic sheet of buckle has been injectd and has been inhaled phlegm pipe upper end and do not stretch out and inhale phlegm pipe mouthpiece blind end under the effect of no external force, make and inhale phlegm pipe tip opening and blind end inner wall and flush or be less than the blind end inner wall, when guaranteeing to aspirate, can will wash the whole suctions of flush fluid in the intracavity totally, can not have unnecessary remaining.

3. The utility model discloses an elastic sheet is selected for use to the ooff valve, and when inhaling the advance and retreat of phlegm pipe, advance and retreat around through this incision, elastic sheet can resume original closed state, and saline water can not flow backwards or wash into the trachea when consequently washing and inhaling the phlegm pipe, prevents to influence the disease and leads to lung's infection.

4. The switch valve of the utility model comprises a valve block, a containing bin which is arranged on a sputum suction pipe connector tube and is used for containing the valve block, and a rotary lantern ring which is connected with the valve block and is sleeved outside the containing bin; the valve block inlays to be located and holds the storehouse in, and the outer loop of valve block is located in rotatory lantern ring and valve block connection and package, and the rotatable block of rotatory lantern ring is fixed in and holds outside the storehouse, easy operation, and closed rigorous, and easily operation.

5. The utility model discloses set up three way connection at the wash pipe tip, prevent that the flush fluid transfusion system from closing when not tight, wash the salt solution and enter into and wash the intracavity. The transfusion system of flush fluid exists the not tight condition of closing among the prior art, and when not washing the operation, the ooff valve is in the open mode, inhale the phlegm pipe and stretch into patient's trachea and inhale the phlegm operation, if the transfusion system closes not tightly this moment, salt solution can leak to in the patient's air flue from ooff valve department, cause patient's aspiration pneumonia, consequently, this application sets up a three way connection at the bath pipe tip, when the transfusion system closes not tightly, salt solution can be followed three way connection's third kneck and discharged, can not enter into in the T type three way pipe.

Drawings

FIG. 1 is a schematic view of the whole structure of the sealed sputum aspirator of the present invention;

FIG. 2 is a schematic structural view of the flushing chamber of the sealed sputum aspirator of the present invention;

FIG. 3 is a schematic structural view of the T-shaped three-way pipe of the present invention;

FIG. 4 is a schematic structural view of the switch valve of the present invention;

reference numerals: 1. t-shaped three-way pipe, 2, sputum suction pipe, 3, negative pressure control valve, 4, sputum suction pipe connector, 5, respirator connector, 6, trachea cannula connector, 7, flushing pipe connector, 8, switch valve, 9, film sheath, 10, flushing cavity, 11, plug structure, 12, buckle, 13, valve plate, 14, containing bin, 15, rotary lantern ring, 16, limiting groove, 17, flushing pipe, 18 and three-way joint.

Detailed Description

The technical solution of the present invention will be further elaborated with reference to the drawings attached to the description.

Referring to the attached drawing 1 of the specification, the closed sputum suction device for preventing aspiration comprises a T-shaped three-way pipe 1, a sputum suction pipe 2 and a negative pressure control valve 3, wherein the T-shaped three-way pipe comprises a sputum suction pipe connector 4, a respirator connector 5 and a trachea cannula connector 6, one end of the sputum suction pipe 2 is connected with the negative pressure control valve 3, and the other end of the sputum suction pipe is inserted into the sputum suction pipe connector 4 and extends towards the trachea cannula connector 6; a flushing pipe 17 connector 7 is arranged on the pipe wall of the sputum suction pipe connector pipe 4, and a switch valve 8 is arranged between the sputum suction pipe connector pipe 4 and the trachea cannula connector pipe 6; a thin film sheath 9 is connected between the sputum suction tube mouthpiece 4 and the negative pressure control valve 3, and the sputum suction tube 2 is arranged in the thin film sheath 9; the method is characterized in that: the end part of the sputum suction pipe connector tube 4 facing the negative pressure control valve 3 is closed, the closed end is provided with a through hole for the penetration of the sputum suction pipe 2, a flushing cavity 10 is formed between the sputum suction pipe connector tube 4 and the switch valve 8, the end part of the sputum suction pipe 2 inserted into the sputum suction pipe connector tube 4 is provided with a plug structure 11, one end of the through hole close to the flushing cavity 10 is provided with a buckle 12, and after the plug structure 11 passes through the buckle 12, the end part opening of the sputum suction pipe 2 is flush with the inner wall of the closed end or lower than the inner wall of the closed end.

Prevent that mistake inhales closed inhales phlegm device, it sets up the end cap to inhale 2 tip of phlegm pipe, the bottom of inhaling phlegm pipe mouthpiece 4 sets up buckle 12 with this end cap adaptation, firstly prevent to inhale phlegm pipe 2 and be extracted and inhale phlegm pipe mouthpiece 4, secondly the position of 2 tip of phlegm pipe is inhaled in understanding that the setting up of end cap and buckle 12 structure made operating personnel can be clear, when guaranteeing to wash and inhale phlegm pipe 2, inhale 2 tip of phlegm pipe and inhale the bottom plate parallel and level of phlegm pipe mouthpiece 4, can inhale the flush fluid that washes in the chamber 10 and remove totally in the phlegm pipe mouthpiece 4.

As shown in fig. 2, the plug structure 11 is an arc-shaped blocking structure integrally formed on the outer wall of the end of the sputum suction tube 2. The arc-shaped blocking structure can prevent the sputum suction tube 2 from scratching the airway of a patient when entering the airway of the patient.

The buckle 12 is an elastic sheet, the outer edge of the elastic sheet is fixed on the inner wall of the through hole in a surrounding manner, the center of the elastic sheet is provided with a hole for the sputum suction tube 2 to pass through, and notches which are symmetrical uniformly along the center of the hole are arranged between the hole and the outer edge of the elastic sheet. The buckle 12 is simple in structure and convenient to set, and can provide good warning effect for medical staff. The elastic sheet of the buckle 12 limits the upper end of the sputum suction tube 2 not to extend out of the closed end of the sputum suction tube connector tube 4 under the effect of no external force, so that the end opening of the sputum suction tube 2 is flush with the inner wall of the closed end or lower than the inner wall of the closed end, and when suction is ensured, all flushing liquid in the flushing cavity 10 can be sucked completely without redundant residue.

The switch valve 8 is an elastic sheet, the outer edge of the elastic sheet is fixed on the inner wall of the T-shaped three-way pipe 1 in a ring mode, and a cross-shaped or rice-shaped notch is formed in the center of the elastic sheet. When the sputum-aspirating tube 2 advances and retreats, the elastic sheet can restore the original closed state through the forward and backward advancing and retreating of the incision, so that saline water cannot flow back or rush into the trachea when the sputum-aspirating tube 2 is flushed, and lung infection caused by patients is prevented from being influenced.

In this embodiment, the switch valve 8 has another structure, as shown in fig. 3 and 4, the switch valve 8 includes a valve plate 13, an accommodating chamber 14 disposed on the sputum suction tube mouthpiece 4 for accommodating the valve plate 13, and a rotating collar 15 connected to the valve plate 13 and sleeved outside the accommodating chamber 14; valve block 13 inlays and locates in holding storehouse 14, and rotatory lantern ring 15 is connected and is located the outer loop of valve block 13 with valve block 13, and rotatable block of rotatory lantern ring 15 is fixed in and holds outside the storehouse 14.

The rotary collar 15 and the valve plate 13 can rotate around the accommodating chamber 14 at the same time. The accommodating bin 14 is integrally formed with the T-shaped tee 1, and the valve plate 13 and the rotary collar 15 are detachably connected with the T-shaped tee 1. The accommodating bin 14 is provided with limiting grooves 16, the rotary lantern ring 15 and the valve plate 13 are connected in a clamping mode and can be rotatably fixed outside the accommodating bin 14, and the valve plate 13 can rotate between the limiting grooves 16. The rotating lantern ring 15 is rotated, and the rotating lantern ring 15 drives the valve plate 13 to rotate between the limiting grooves 16 for opening or closing the switch valve 8.

The containing bin 14 is provided with a sputum suction pipe 2 hole, and the valve plate 13 controls the circulation or the closed state of the sputum suction pipe 2 hole. As can be understood by those skilled in the art, when the valve plate 13 puts the sputum suction pipe 2 hole into a flow state, the switch valve 8 is in an open state; when the valve plate 13 controls the hole of the sputum suction pipe 2 to be in a closed state, the switch valve 8 is in a closed state.

As shown in fig. 1, a flush pipe 17 is connected to the interface 7 of the flush pipe 17, and a three-way joint 18 is connected to the end of the flush pipe 17. The utility model discloses set up three way connection 18 at the wash pipe 17 tip, prevent that the flush fluid transfusion system from closing when not tight, wash the salt water and enter into and wash in the chamber 10. The transfusion system of flush fluid exists the not tight condition of closing among the prior art, and when not flushing the operation, ooff valve 8 is in the open mode, inhale phlegm pipe 2 and stretch into patient's trachea and inhale the phlegm operation, if the transfusion system closes not tightly this moment, salt solution can leak to in the patient's air flue from ooff valve 8, cause patient's aspiration pneumonia, consequently, this application sets up a three way connection 18 at wash pipe 17 tip, when the transfusion system closed not tightly, salt solution can be followed three way connection 18's third kneck and discharged, can not enter into in T type three-way pipe 1.

Claims (8)

1. A sealed sputum suction device preventing mistaken suction comprises a T-shaped three-way pipe (1), a sputum suction pipe (2) and a negative pressure control valve (3), wherein the T-shaped three-way pipe comprises a sputum suction pipe connector (4), a respirator connector (5) and a trachea cannula connector (6), one end of the sputum suction pipe (2) is connected with the negative pressure control valve (3), and the other end of the sputum suction pipe (2) is inserted into the sputum suction pipe connector (4) and extends towards the trachea cannula connector (6); a flushing pipe (17) connector (7) is arranged on the pipe wall of the sputum suction pipe connector (4), and a switch valve (8) is arranged between the sputum suction pipe connector (4) and the trachea cannula connector (6); a thin film sheath (9) is connected between the sputum suction tube connector tube (4) and the negative pressure control valve (3), and the sputum suction tube (2) is arranged in the thin film sheath (9); the method is characterized in that: inhale the tip closure of phlegm pipe mouthpiece (4) orientation negative pressure control valve (3), this blind end is provided with the through-hole that supplies to inhale phlegm pipe (2) and alternate, it washes chamber (10) to inhale to form between phlegm pipe mouthpiece (4) and ooff valve (8), it is provided with end cap structure (11) to inhale the tip that phlegm pipe (2) inserted in inhaling phlegm pipe mouthpiece (4), it is provided with buckle (12) to be close to washing chamber (10) one end on the through-hole, after end cap structure (11) pass through buckle (12), inhales phlegm pipe (2) tip opening and blind end inner wall and flushes or is less than the blind end inner wall.

2. The hermetic sputum aspirator of claim 1, wherein: the plug structure (11) is an arc-shaped blocking structure which is integrally formed on the outer wall of the end part of the sputum suction tube (2).

3. The hermetic sputum aspirator for preventing aspiration of claim 1 or 2, wherein: the buckle (12) is an elastic sheet, the outer edge of the elastic sheet is fixed on the inner wall of the through hole in a ring mode, the center of the elastic sheet is provided with a hole for the sputum suction tube (2) to pass through, and notches which are symmetrical uniformly along the center of the hole are arranged between the hole and the outer edge of the elastic sheet.

4. The hermetic sputum aspirator of claim 1, wherein: the switch valve (8) is an elastic thin sheet, the outer edge of the elastic thin sheet is fixed on the inner wall of the T-shaped three-way pipe (1) in a ring mode, and a cross-shaped or rice-shaped notch is formed in the center of the elastic thin sheet.

5. The hermetic sputum aspirator of claim 1, wherein: the switch valve (8) comprises a valve plate (13), an accommodating bin (14) arranged on the sputum suction pipe connector tube (4) and used for accommodating the valve plate (13), and a rotary sleeve ring (15) connected with the valve plate (13) and sleeved outside the accommodating bin (14); valve block (13) are inlayed and are located and hold storehouse (14) in, and rotatory lantern ring (15) are connected and are wrapped the outer loop of locating valve block (13) with valve block (13), and the rotatable block of rotatory lantern ring (15) is fixed in and holds outside storehouse (14).

6. The hermetic sputum aspirator for preventing aspiration, according to claim 5, wherein: the accommodating bin (14) is provided with a limiting groove (16), the rotary sleeve ring (15) and the valve plate (13) are clamped and connected and rotatably fixed outside the accommodating bin (14), and the valve plate (13) rotates between the limiting grooves (16).

7. The hermetic sputum aspirator for preventing aspiration, according to claim 5 or 6, wherein: the containing bin (14) is provided with a hole of the sputum suction pipe (2), and the valve plate (13) controls the circulation or the closed state of the hole of the sputum suction pipe (2).

8. The hermetic sputum aspirator of claim 1, wherein: the joint (7) of the flushing pipe (17) is connected with the flushing pipe (17), and the end part of the flushing pipe (17) is connected with a three-way joint (18).

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