CN212016296U

CN212016296U - Negative pressure sputum suction device

Info

Publication number: CN212016296U
Application number: CN202020078343.0U
Authority: CN
Inventors: 黄倩; 朱春燕; 鲁顺容; 禄建蓉; 王幸荣; 张彬; 陈欢
Original assignee: Sichuan Mianyang 404 Hospital
Current assignee: Sichuan Mianyang 404 Hospital
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-11-27
Anticipated expiration: 2030-01-15

Abstract

The utility model discloses a negative pressure sputum suction device, which comprises a sputum suction pipe, a liquid collecting bottle and a negative pressure generator which are connected, wherein the tail end of the sputum suction pipe is provided with a sputum suction ball, and the surface of the sputum suction ball is provided with a plurality of suction holes; the surface of the sputum suction ball is also provided with a flexible strip, the sputum suction pipe is provided with scale marks, the tail end of the lance suction pipe penetrates through the mouth opening block and extends into the throat of a patient to suck sputum, and the center of the mouth opening block is provided with a through hole; the edge of the mouth opening block is concavely provided with an occlusion part, and a touch plate extends from the lower end of the mouth opening block towards the inner side of the oral cavity and is in touch contact with the upper end of the tongue; one side of the sputum suction pipe is communicated with an auxiliary suction pipe, a one-way valve is arranged on the auxiliary suction pipe, the communication position of the auxiliary suction pipe and the sputum suction pipe is positioned on the outer side of the opening block, the lower end of the liquid collecting bottle is connected with a U-shaped pipe, the free end of the U-shaped pipe is provided with a sharp-horn shape, and the U-shaped pipe is provided with the one-way valve. The negative pressure sputum suction device has the advantages of high sputum suction efficiency, good performance and convenient sampling.

Description

Negative pressure sputum suction device

Technical Field

The utility model relates to the field of medical treatment, concretely relates to phlegm device is inhaled to negative pressure.

Background

Sputum aspiration refers to a method for sucking secretions in a respiratory tract out through an oral cavity, a nasal cavity and an artificial airway (tracheotomy) so as to keep the respiratory tract smooth and prevent complications such as aspiration pneumonia, atelectasis, asphyxia and the like; in clinic, sputum aspiration is often required for patients lying on a hospital bed for a long time. When the sputum is sucked, the liquid collecting bottle is respectively connected with the sputum suction pipe and the negative pressure generator, the sputum suction pipe extends into the throat of a patient, and the sputum is sucked into the liquid collecting bottle through negative pressure.

However, when sputum suction is performed, the problems of low sputum suction efficiency and inconvenience in sampling during operation exist; and the thick sputum block is accumulated at the sputum suction port to block the sputum suction port, and if the negative pressure is increased, the small mucous membrane is sucked into the trachea due to the excessive negative pressure at the moment of switching on the sputum suction port, so that bleeding is caused. Meanwhile, in the sputum suction process, the patient is in a lying state, particularly a coma patient needs to turn the head of the patient to one side of an operator; and in order to avoid the problem that the patient bites the sputum suction tube due to the stimulation of the sputum suction tube to cough or other factors, a mouth piece is also arranged, for example, the nursing sputum aspirator provided by the patent application with the application number of 201920346430.7.

In order to avoid the outflow of sputum and sputum, the nursing sputum aspirator also adopts a mode that the middle part of the mouth piece is provided with vent holes penetrating through the front end and the rear end of the mouth piece, filter screen cotton is arranged in the vent holes, the filter screen cotton is a sponge block with a honeycomb mesh structure, and the middle of the filter screen cotton is provided with a through hole for a sputum suction pipe to penetrate through; saliva and sputum are limited in the oral cavity through the structural design, and outflow of the saliva and the sputum is avoided. However, during the sputum aspiration process, saliva is secreted in the oral cavity, and if the saliva flows out in time, the respiration is affected, and even the problem of asphyxia exists; at the same time, the insertion of the pipette into the throat cannot be observed well.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sputum suction device with negative pressure to solve the problems mentioned in the background technology.

In order to solve the technical problem, the utility model provides a negative pressure sputum suction device, which comprises a sputum suction pipe, a liquid collecting bottle and a negative pressure generator which are connected, wherein the tail end of the sputum suction pipe is provided with a sputum suction ball, and the surface of the sputum suction ball is provided with a plurality of suction holes; the surface of the sputum suction ball is also provided with a flexible strip, the sputum suction tube is provided with scale marks, the tail end of the sputum suction tube passes through the mouth opening block and extends into the throat of a patient for sucking sputum, and the center of the mouth opening block is provided with a through hole; the edge of the mouth opening block is concavely provided with an occlusion part, and a touch plate extends from the lower end of the mouth opening block towards the inner side of the oral cavity and is in touch contact with the upper end of the tongue; one side of the sputum suction pipe is communicated with an auxiliary suction pipe, a one-way valve is arranged on the auxiliary suction pipe, and the communication position of the auxiliary suction pipe and the sputum suction pipe is positioned outside the mouth opening block; the lower end of the liquid collecting bottle is connected with a U-shaped pipe, the free end of the U-shaped pipe is provided with a sharp corner, and the U-shaped pipe is provided with a one-way valve.

Furthermore, arc concave parts are distributed on the inner edge of the mouth opening block facing the inner side of the oral cavity, the sputum suction tube extends into the throat of a patient, and the sputum suction tube part at the position of the mouth opening block leans against the arc concave parts.

Furthermore, a groove is arranged on the mouth opening block towards the inner side of the oral cavity at an interval, lighting lamp beads are installed in the groove, and a transparent protective cover is arranged at the opening end of the groove.

Furthermore, the occlusion part is filled with a rubber pad.

Furthermore, the section of the sputum aspirating ball is elliptical.

Furthermore, a negative pressure safety valve is arranged on the sputum suction pipe close to the liquid collecting bottle, and when the negative pressure in the sputum suction pipe exceeds a set allowable value, the negative pressure safety valve opens the sucked air.

Furthermore, a valve for preventing suck-back under normal pressure is arranged in the sputum suction tube.

Furthermore, a longitudinal partition plate is arranged in the liquid collecting bottle, the liquid collecting bottle is divided into a first cavity and a second cavity by the longitudinal partition plate, the upper end of the longitudinal partition plate is not in contact with the liquid collecting bottle, the lower end of the sputum suction pipe extends into the second cavity, and a pipeline connected with the negative pressure generator extends into the first cavity.

Further, the liquid collecting bottle comprises a bottle body, a butyl rubber plug and an aluminum cover, the mouth of the bottle body is sealed by the butyl rubber plug, and the butyl rubber plug is tightly pressed and covered by the aluminum cover.

The utility model has the advantages that: the negative-pressure sputum suction device sucks sputum through the sputum suction ball, so that the suction efficiency is higher, and the suction is cleaner; the surface of the sputum suction ball is also provided with a flexible strip, the sputum suction pipe can be rotated, and thick sputum blocks are disturbed through the flexible strip on the surface of the sputum suction ball, so that the accumulated thick sputum blocks are scattered, the sputum suction efficiency is improved, and the problem that the thick sputum blocks are accumulated in a suction hole to block a sputum suction port is solved; the sputum suction pipe is also provided with scale marks, and when the sputum suction pipe extends into the throat to perform sputum suction operation, the scale marks are convenient for nursing staff to observe and control the insertion depth of the sputum suction pipe.

The mouth opening block is arranged to open the mouth of the patient, so that the phenomenon that the sputum suction tube is bitten in the sputum suction process is prevented, the upper end of the tongue is abutted by the abutting plate, and the position of the tongue is limited; when sputum exists in the oral cavity, the sputum in the suction cavity can be sucked by the auxiliary suction tube, so that the influence on effective respiration of a patient is avoided, and even the problem of suffocation exists. The lower end of the liquid collecting bottle is connected with a U-shaped pipe, and the free end of the U-shaped pipe is provided with a sharp angle; when needing the sampling, highly being less than sputum level height in the collecting bottle when U-shaped pipe cusp shape, the sampling bottle that will have the rubber buffer inserts from the cusp shape of U-shaped pipe, and the sputum of collecting bottle bottom enters into to the sampling bottle in from the U-shaped pipe, and is convenient simple.

The negative pressure sputum suction device is convenient to carry and use, simple to use, convenient to rescue in an ambulance, convenient to rescue in the field, and convenient for patients to use by families, and the patients can be kept at home for standby.

Drawings

Fig. 1 is a schematic structural view of a negative pressure sputum aspirator.

Fig. 2 is a schematic structural view of a sputum suction tube of the negative pressure sputum suction apparatus.

Fig. 3 is a schematic view of the inner side structure of the mouth-opening block of the negative pressure sputum suction apparatus.

Fig. 4 is an external structure diagram of the mouth opening block of the negative pressure sputum suction apparatus.

Fig. 5 is a schematic top view of the mouth-opening block of the negative pressure sputum aspirator.

Wherein: 1. a sputum suction tube; 12. an auxiliary straw; 121. a one-way valve; 13. a negative pressure safety valve; 14. a valve; 2. a liquid collecting bottle; 21. a longitudinal partition; 22. a first cavity; 23. a second cavity; 3. a negative pressure generator; 31. a pipeline; 4. a sputum suction ball; 41. sucking holes; 42. a flexible strip; 5. opening the mouth; 51. inserting holes; 52. an engaging portion; 521. a rubber pad; 53. a touch plate; 54. an arc-shaped concave part; 55. a groove; 56. a lamp bead; 57. a protective cover; 6. a U-shaped tube; 61. the horn shape.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiment is only one embodiment of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the following description, references to "one embodiment," "an embodiment," "one example," "an example," etc., indicate that the embodiment or example so described may include a particular feature, structure, characteristic, property, element, or limitation, but every embodiment or example does not necessarily include the particular feature, structure, characteristic, property, element, or limitation. Moreover, repeated use of the phrase "in accordance with an embodiment of the present application" although it may possibly refer to the same embodiment, does not necessarily refer to the same embodiment.

Referring to the attached drawings of the specification, fig. 1 and fig. 2, the negative pressure sputum suction device comprises a sputum suction pipe 1, a liquid collecting bottle 2 and a negative pressure generator 3 which are connected; during sputum suction operation, the negative pressure of the negative pressure generator 3 is adjusted according to the condition of a patient and the viscosity of sputum, the negative pressure is generally adjusted to 40.0-53.3 KPa, and meanwhile, normal saline is used for trial suction to check whether the sputum suction tube 1 is unobstructed; then, the patient's head is turned to the operator side, and the sputum suction tube 1 is inserted into the throat of the patient to perform the sputum suction operation.

In the present application, a sputum aspirating ball 4 is provided at the end of the sputum aspirating tube 1, and preferably the sputum aspirating ball 4 has an elliptical cross-section with a major diameter coinciding with the longitudinal direction of the sputum aspirating tube 1. Set up a plurality of suction holes 41 on the surface of inhaling phlegm ball 4 for inhale the area of contact of phlegm ball 4 and respiratory secretion bigger, inhale the respiratory secretion all around of phlegm ball 4 and get into the straw through inhaling hole 41, it is higher to absorb efficiency, absorb cleaner.

Meanwhile, on the basis of the structure, the flexible strip 42 is arranged on the surface of the sputum suction ball 4, and when sputum suction operation is carried out, thick sputum blocks are accumulated in the sputum suction holes 41 to block a sputum suction port; at this time, the sputum suction tube 1 can be rotated, the flexible strips 42 on the surface of the sputum suction ball 4 disturb the thick sputum blocks, so that the accumulated thick sputum blocks are scattered, the sputum suction efficiency is improved, and the problem that the thick sputum blocks are accumulated in the sputum suction holes 41 to block the sputum suction ports is solved; and the sputum adhered to the inner wall of the trachea can be peeled off by utilizing the flexible strip 42 which extends in a rotating way, so that the sputum suction efficiency is improved.

The sputum suction tube 1 of the negative pressure sputum suction device is also provided with scale marks (not shown), and when the sputum suction tube 1 extends into the throat to perform sputum suction operation, the scale marks are arranged so that nursing staff can observe and control the insertion depth of the sputum suction tube 1. Certainly, a bulge can be arranged on the sputum suction tube 1 at a position which is about 18cm away from the sputum suction ball 4, medical staff generally have gloves to move up and down during operation, the hidden trouble of slippage during twitching exists, and the arrangement of the bulge can improve the grasping force of operation to prevent loosening.

Referring to fig. 3-5, the end of the sputum suction tube of the negative pressure sputum suction apparatus passes through the mouth-opening block 5 and extends into the throat of the patient for sputum suction, and the center of the mouth-opening block 5 is provided with a through-insertion hole 51; an occlusion part 52 is concavely arranged on the edge of the mouth opening block 5, a touch plate 53 extends towards the lower end of the inner side of the oral cavity on the mouth opening block 5, and the touch plate 53 is in touch contact with the upper end of the tongue; the abutting plate 53 can be arranged into a concave arc structure, so that the tongue can be abutted and contacted better and more comfortably; one side of the sputum suction pipe 1 is communicated with an auxiliary suction pipe 12, the auxiliary suction pipe 12 is provided with a one-way valve 121, and the communication position of the auxiliary suction pipe 12 and the sputum suction pipe 1 is positioned outside the mouth opening block 5; and the communication position of the auxiliary suction tube 12 and the sputum suction tube 1 can be positioned at a position 420cm away from the sputum suction ball.

During operation, the teeth of the patient bite on the occlusion part 52 of the mouth opening block 5 to open the mouth of the patient, and the mouth opening block 5 is preferably in an oval shape to prevent the phenomenon that the sputum suction tube 1 is bitten in the sputum suction process; the upper end of the tongue is abutted by the abutting plate 53, the position of the tongue is limited, and the influence of the tongue on sputum suction is prevented; the end of the sputum suction pipe penetrates from the insertion hole 51 and extends into the throat of a patient to perform sputum suction work, and when sputum exists in the oral cavity, the sputum in the oral cavity is sucked by the auxiliary suction pipe 12, so that the influence on effective respiration of the patient is avoided, and even the problem of suffocation exists.

The inner edge of the mouth opening block 5 facing the inner side of the oral cavity is distributed with an arc concave part 54, the sputum suction tube 1 extends into the throat of a patient, and the part of the sputum suction tube 1 positioned at the mouth opening block 5 is reliably placed on the arc concave part 54. A U-shaped tube 6 is connected with the lower end of the liquid collecting bottle 2, the free end of the U-shaped tube 6 is provided with a sharp corner 61, and the U-shaped tube 6 is provided with a one-way valve 121. When sampling is needed, when the height of the acute angle 61 of the U-shaped tube 6 is lower than the height of the sputum level in the liquid collecting bottle 2, the sampling bottle with the rubber plug is inserted from the acute angle 61 of the U-shaped tube 6, and at the moment, the sputum at the bottom of the liquid collecting bottle 2 enters the sampling bottle from the U-shaped tube 6; then close check valve 121 on the U-shaped pipe 6, will sample the bottle and pull out from the closed angle form 61 of U-shaped pipe 6 can, simple, convenient.

The mouth opening block 5 of the negative pressure sputum suction device is provided with grooves 55 towards one side of the inner side of the oral cavity at intervals, and illuminating lamp beads 56 are arranged in the grooves 55, so that certain illumination can be performed when a sputum suction cannula is needed, and the operation is convenient; the open end of the groove 55 is provided with a transparent protective cover 57, of course, a toggle switch for controlling the brightness of the illuminating lamp bead 56 can be arranged on the mouth opening block 5 towards the outside of the oral cavity, and a mounting groove for mounting a button cell for providing power supply is arranged on the mouth opening block 5 towards the outside of the oral cavity.

When a patient bites the mouth opening block 5, the rubber pad 521 can be filled in the occlusion part 52, so that the teeth of the patient are prevented from being hard contacted with the mouth opening block quickly to cause tooth damage. A negative pressure safety valve 13 is arranged on the sputum suction pipe 1 close to the liquid collecting bottle 2, when the negative pressure in the sputum suction pipe 1 exceeds a set allowable value, the negative pressure safety valve 13 opens to suck air, and the safety performance is higher. A valve 14 for preventing suck-back under normal pressure is also arranged in the sputum aspirator.

The liquid collecting bottle 2 of the negative pressure sputum suction device comprises a bottle body, a butyl rubber plug and an aluminum cover, wherein the bottle mouth of the bottle body is sealed by the butyl rubber plug, the butyl rubber plug is tightly pressed and covered by the aluminum cover, and the sealing performance is high. Still be equipped with a longitudinal baffle 21 in the liquid collecting bottle 2, the liquid collecting bottle 2 is separated for first cavity 22 and second cavity 23 by longitudinal baffle 21, the upper end of longitudinal baffle 21 does not contact with liquid collecting bottle 2 for first cavity 22 and second cavity 23 can communicate, and the lower tip of inhaling phlegm pipe 1 stretches into in the second cavity 23, and pipeline 31 connected with negative pressure generator 3 stretches into in first cavity 22, will inhale phlegm pipe 1 and the pipeline 31 of being connected with negative pressure generator 3 through the setting of first cavity 22 and second cavity 23 and separate, prevent to a certain extent that sputum from being sucked by pipeline 31. The negative pressure sputum suction device is convenient to carry, simple to use, convenient to rescue in an ambulance, convenient for field rescue, and convenient for patients to use by family members, and the patients can be kept at home for later use.

In the above description, for the sake of simplicity, the technical common knowledge known to a person skilled in the art has been omitted.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A negative pressure sputum suction device comprises a sputum suction pipe (1), a liquid collecting bottle (2) and a negative pressure generator (3) which are connected, wherein a sputum suction ball (4) is arranged at the tail end of the sputum suction pipe (1), and a plurality of suction holes (41) are formed in the surface of the sputum suction ball (4); the method is characterized in that: the surface of the sputum suction ball (4) is also provided with a flexible strip (42), the sputum suction tube (1) is provided with scale marks (11), the tail end of the sputum suction tube (1) penetrates through the mouth opening block (5) to extend into the throat of a patient for sucking sputum, and the center of the mouth opening block (5) is provided with a through hole (51);

the edge of the mouth opening block (5) is concavely provided with an occlusion part (52), a touch plate (53) extends towards the lower end of the inner side of the oral cavity on the mouth opening block (5), and the touch plate (53) is in touch contact with the upper end of the tongue; an auxiliary suction pipe (12) is communicated with one side of the sputum suction pipe (1), a one-way valve (121) is arranged on the auxiliary suction pipe (12), and the communication position of the auxiliary suction pipe (12) and the sputum suction pipe (1) is positioned outside the opening block (5); the lower end of the liquid collecting bottle (2) is connected with a U-shaped pipe (6), the free end of the U-shaped pipe (6) is in a sharp-horn shape (61), and a one-way valve (121) is arranged on the U-shaped pipe (6).

2. The negative pressure sputum aspirator of claim 1, wherein: the inner edge of the mouth opening block (5) facing the inner side of the oral cavity is distributed with arc concave parts (54), the sputum suction tube (1) extends into the throat of a patient, and the part of the sputum suction tube (1) positioned at the mouth opening block (5) leans against the arc concave parts (54).

3. The negative pressure sputum aspirator of claim 1, wherein: the mouth opening block (5) is provided with grooves (55) towards one side of the inner side of the oral cavity at intervals, lighting lamp beads (56) are installed in the grooves (55), and the opening end of each groove (55) is provided with a transparent protective cover (57).

4. The negative pressure sputum aspirator of claim 1, wherein: the occlusion part (52) is filled with a rubber pad (521).

5. The negative pressure sputum aspirator of claim 1, wherein: the section of the sputum suction ball (4) is elliptical.

6. The negative pressure sputum aspirator of claim 1, wherein: a negative pressure safety valve (13) is arranged on the sputum suction pipe (1) and close to the liquid collecting bottle (2), and when the negative pressure in the sputum suction pipe (1) exceeds a set allowable value, the negative pressure safety valve (13) opens the sucked air.

7. The negative pressure sputum aspirator of claim 1, wherein: a valve (14) for preventing suck-back under normal pressure is arranged in the sputum suction tube (1).

8. The negative pressure sputum aspirator of claim 1, wherein: the sputum suction device is characterized in that a longitudinal partition plate (21) is arranged in the liquid collecting bottle (2), the liquid collecting bottle (2) is divided into a first cavity (22) and a second cavity (23) by the longitudinal partition plate (21), the upper end of the longitudinal partition plate (21) is not in contact with the liquid collecting bottle (2), the lower end of the sputum suction pipe (1) extends into the second cavity (23), and a pipeline (31) connected with the negative pressure generator (3) extends into the first cavity (22).

9. The negative pressure sputum aspirator of claim 1, wherein: the liquid collecting bottle (2) comprises a bottle body, a butyl rubber plug and an aluminum cover, wherein the mouth of the bottle body is sealed by the butyl rubber plug, and the butyl rubber plug is tightly pressed and covered by the aluminum cover.