CN214158220U

CN214158220U - Phlegm bolt duster in trachea cannula

Info

Publication number: CN214158220U
Application number: CN202021240186.5U
Authority: CN
Inventors: 冯秀娟
Original assignee: Chinese PLA General Hospital
Current assignee: Chinese PLA General Hospital
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-09-10
Anticipated expiration: 2030-06-30

Abstract

The utility model relates to a phlegm in trachea cannula ties duster belongs to medical instrument technical field, has solved current phlegm and has tied the duster and can't be fast, effectively clear away the problem that phlegm tied in the trachea cannula. The sputum plug remover in the tracheal intubation comprises an operation tube, a scraping piece contraction clamp, a control button and a steel wire; the operating tube is a hollow tube, the steel wire is arranged in the operating tube, one end of the steel wire rope is connected with the scraping piece contraction clamp, the other end of the steel wire rope is connected with the control button, the control button is operated to drive the steel wire to expand the scraping piece contraction clamp, and the expanded scraping piece contraction clamp can be in seamless contact with the inner wall of the trachea cannula; the doctor-bar shrink is pressed from both sides including shrink pole, connector, torsional spring and doctor-bar, and the shrink pole passes through the torsional spring to be connected with the connector, and the shrink pole is used for supporting the doctor-bar. The utility model has the advantages of simple structure, convenient operation can clear away the phlegm bolt in the trachea cannula fast, effectively.

Description

Phlegm bolt duster in trachea cannula

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a phlegm bolt duster in trachea cannula.

Background

With the increase of severe patients, the number of patients undergoing tracheal intubation in hospitals due to respiratory dysfunction is increasing, and the sputum suction operation in the tracheal intubation repeated by conventional humidification manual operation and human airway every day can not avoid the formation of sputum embolus in the tracheal intubation. Once the sputum plug is formed, the sputum plug is tough and firm and adheres to the inner wall of the tracheal cannula, and cannot be completely removed in blind vision in a common sputum suction mode, so that the risk of artificial airway blockage of a patient is increased.

When sputum embolus appears in the trachea cannula, the sputum embolus still can not be removed through fully sucking sputum, and when the respiratory difficulty of a patient appears, the trachea cannula is replaced by the most extensive method clinically, but the replacement of the trachea cannula can cause secondary damage to the patient, and the medical care workload is increased. The method of clamping the sputum embolus by using the biopsy forceps is adopted, but the biopsy forceps are generally small in front section, small in clamping amount each time, easy to cause infection due to repeated operation, difficult to thoroughly clear the sputum embolus, and risky to enable the sputum embolus to fall into the trachea and the lung.

Therefore, it is urgently needed to provide a sputum plug remover in a tracheal intubation, which can be applied to patients with artificial airways, particularly patients with tracheal intubation, and can quickly and effectively remove the sputum plug.

SUMMERY OF THE UTILITY MODEL

In view of the above analysis, the present invention aims to provide a sputum plug remover in a tracheal cannula, which is used to solve the problem that the sputum plug remover in the tracheal cannula cannot be quickly and effectively removed.

The purpose of the utility model is mainly realized through the following technical scheme:

a sputum plug remover in a tracheal cannula comprises an operating tube, a scraping piece contraction clamp, a control button and a steel wire;

the operating tube is a hollow tube, the steel wire is arranged in the operating tube, one end of the steel wire rope is connected with the scraping piece contraction clamp, the other end of the steel wire rope is connected with the control button, the control button is operated to drive the steel wire to expand the scraping piece contraction clamp, and the expanded scraping piece contraction clamp can be in seamless contact with the inner wall of the trachea cannula;

the doctor-bar shrink is pressed from both sides including shrink pole, connector, torsional spring and doctor-bar, and the shrink pole passes through the torsional spring to be connected with the connector, and the shrink pole is used for supporting the doctor-bar.

Further, the number of the contraction rods is at least 3, and the contraction rods are uniformly connected to the outer peripheral wall of the connector.

Further, the inner side surface of the scraping piece is an inwards concave curved surface.

Furthermore, the contraction rod is provided with a limiting part;

when the doctor blade contraction clamp is unfolded, the limiting parts of the plurality of contraction rods are positioned on the same circumference, and the radius of the circumference is smaller than or equal to the inner diameter of the operation tube.

Further, the sputum plug remover in the tracheal cannula also comprises a handle.

Furthermore, the grab handle is arranged at the tail part of the operating tube through the connecting tube, and the tail part of the operating tube is arranged in the connecting tube.

Furthermore, the control button comprises a screw rod and an operation part, and the connecting pipe is provided with a threaded hole matched with the screw rod;

the front end of steel wire is connected with the connector, and the other end winding is on the screw rod, can rotate the length of the steel wire in the screw rod control operation pipe through revolving to twist the operation portion.

Furthermore, the front section of the operation tube and the scraping blade are made of hard plastics.

Furthermore, the operation tube is composed of an outer tube and an inner tube which are sleeved, the space between the inner tube and the outer tube forms a sputum suction channel, and the front end of the outer tube is provided with a sputum suction port;

the sputum suction channel is communicated with the trachea cannula through a sputum suction port, and the sputum suction port is positioned in a covering area after the scraping plate shrinkage clamp shrinks.

Furthermore, the front end of the connector is of a pointed structure.

Compared with the prior art, the utility model discloses can realize one of following beneficial effect at least:

a) the utility model provides a phlegm in trachea cannula ties duster, doctor-bar shrink press from both sides when not operating to be the contraction state, can expand like umbelliform during the operation, the doctor-bar of umbelliform structure can with trachea cannula's inner wall seamless contact, press from both sides through the doctor-bar shrink of pulling expansion state and realize quick, effectively clear away the phlegm in the trachea cannula and tie, solved the problem that phlegm plug trachea cannula can't normally ventilate, also can avoid falling the risk that the phlegm tie falls into in trachea and the lung.

b) The utility model provides a phlegm embolus duster in trachea cannula establishes to interior concave curved surface through the medial surface with the doctor-bar, has increased the space that holds the phlegm and tie, can improve the effect of striking off that the phlegm tied.

c) The utility model provides a phlegm embolus duster in trachea cannula, through set up spacing portion on the shrink pole, spacing portion can stretch into the size that prescribes a limit to doctor-bar shrink clamp expansion in the operating tube, not only can guarantee doctor-bar and trachea cannula's inner wall contact, and can make doctor-bar and trachea cannula's inner wall keep invariable contact force, and then can avoid too big because of the wire pulling force, the contact force that makes doctor-bar and trachea cannula's inner wall keep invariable is too big, lead to clearing away phlegm and tie the process unsmooth, can also avoid the doctor-bar to damage trachea cannula, promote trachea cannula's life.

The utility model discloses in, can also make up each other between the above-mentioned each technical scheme to realize more preferred combination scheme. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout the drawings.

FIG. 1 is a schematic structural view of the cleaning device for removing phlegm embolus in tracheal cannula of the present invention;

FIG. 2 is a schematic view of the structure of the doctor blade retracting clip of the present invention;

FIG. 3 is a schematic view of the structure of the doctor blade retractable clip of the present invention in a retracted state;

FIG. 4 is a schematic view of the retractable wiper blade clip of the present invention in an expanded state;

FIG. 5 is a schematic view showing the working process of the cleaning device for removing phlegm embolus in a tracheal cannula of the present invention extending into the tracheal cannula;

FIG. 6 is a schematic cross-sectional view of a handling tube according to the present invention;

fig. 7 is a partial side view of a handling tube according to the present invention.

Reference numerals:

1-operating the tube; 11-an outer tube; 12-an inner tube; 13-sputum suction port; 2-doctor blade contraction clamp; 21-a shrink rod; 22-a connector; 23-torsion spring; 24-a limiting part; 3-a control button; 4-a grab handle; 5-steel wire; 6-trachea cannula.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of the invention, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit the scope of the invention.

The utility model discloses a specific embodiment of the utility model, which discloses a sputum plug remover in a tracheal cannula, as shown in figure 1, comprising an operation tube 1, a doctor blade contraction clamp 2, a control button 3 and a steel wire 5; wherein, the control tube 1 is the hollow tube, and during steel wire 5 penetrated the control tube 1, wire rope's one end and doctor-bar shrink pressed from both sides 2 and be connected, the other end was connected with control button 3, presss from both sides 2 expandes with the doctor-bar shrink through 3 drive steel wires of operation control button 5, and doctor-bar shrink after the expansion presss from both sides 2 can with trachea cannula 6's inner wall seamless contact.

Compared with the prior art, the cleaning device for the phlegm embolism in the tracheal cannula provided by the embodiment has the advantages that the scraping blade contraction clamp 2 is in a contraction state when not in operation, the scraping blade contraction clamp can be unfolded like an umbrella during operation, the scraping blade of the umbrella-shaped structure can be in seamless contact with the inner wall of the tracheal cannula, and the phlegm embolism in the tracheal cannula can be quickly and effectively cleaned by pulling the scraping blade contraction clamp 2 in the unfolding state.

In the present embodiment, the doctor blade retracting clip 2 can be extended and retracted, as shown in fig. 2, the doctor blade retracting clip 2 includes a retracting lever 21, a connecting head 22, a torsion spring 23, and a doctor blade (not shown in the figure), and the retracting lever 21 is connected to the connecting head 22 through the torsion spring 23.

Further, the number of the shrink rods 21 is at least 3, the shrink rods are uniformly connected to the outer peripheral wall of the connector 22, the wiper blade is connected with the shrink rods 21, the shrink rods 21 form a framework for supporting the wiper blade, and the wiper blade can shrink along with the shrinkage of the shrink rods 21 and expand along with the expansion of the shrink rods 21.

Further, the medial surface of doctor-bar is interior concave curved surface, and the global passivation of doctor-bar prevents to scrape bad trachea cannula, establishes the space that holds the phlegm bolt into interior concave curved surface through the medial surface with the doctor-bar, has increased the effect of scraping off that the phlegm bolt was tied.

The doctor blade contraction clamp 2 can be installed at the front end of the operation tube 1 after being contracted, and the tube wall of the operation tube 1 limits the expansion of the doctor blade contraction clamp 2, as shown in FIG. 3; when the sputum plug remover provided with the contraction state scraping blade contraction clamp 2 is inserted into a designated position of the trachea cannula 6, the control button 3 is operated to push the steel wire 5 forwards to push the contraction state scraping blade contraction clamp 2 out of the operation tube 1, when the contraction state scraping blade contraction clamp 2 is separated from the front end of the operation tube 1, the contraction rod 21 is unfolded under the restoring force of the torsion spring 23, and the scraping blade is unfolded along with the contraction rod 21 to form an umbrella surface structure, as shown in fig. 4, the periphery of the scraping blade is circular and is in seamless contact with the inner wall of the trachea cannula 6, as shown in fig. 5.

In this embodiment, the contraction rod 21 is provided with a limiting part 24, the limiting part 24 is fixedly arranged on the inner side of the contraction rod 21, when the doctor blade contraction clamp 2 is in an expansion state, the limiting parts 24 of the contraction rods 21 are positioned on the same circumference, the radius of the circumference is smaller than or equal to the inner diameter of the operation tube 1, and along with the pulling of the steel wire 5, the limiting part can stretch into the operation tube 1, so that the expansion size of the doctor blade contraction clamp 2 is limited. Further, the limiting part 24 is a limiting rod, and after the limiting rod extends into the operation tube 1, the central line of the limiting rod is parallel to the central line of the operation tube 1. The doctor-bar shrink of this structure presss from both sides 2 under the expansion state, not only can guarantee doctor-bar and trachea cannula 6's inner wall contact, can make doctor-bar and trachea cannula 6's inner wall keep invariable contact force moreover, and then can avoid too big because of 5 pulling forces of steel wire, the contact force that makes doctor-bar and trachea cannula 6's inner wall keep invariable is too big, lead to clearing away phlegm and tie the process unsmooth, can also avoid the doctor-bar to damage trachea cannula 6, promote trachea cannula 6's life.

In this embodiment, the cleaning device for removing the sputum plug in the tracheal cannula further comprises a handle 4 for being held by an operator during operation, the handle 4 is arranged at the tail part of the operating tube 1 through a connecting tube, and the tail part of the operating tube 1 is arranged in the connecting tube.

In this embodiment, the control button 3 includes a screw and an operation portion, the screw is fixedly connected with the operation portion, the connection pipe is provided with a threaded hole matched with the screw, the connection pipe extends into the connection pipe through the threaded hole, the front end of the steel wire 5 is connected with the connector 22 of the doctor blade contraction clamp 2, the other end of the steel wire is wound on the screw, and the screw is rotated to control the length of the steel wire 5 in the operation pipe 1 by screwing the operation portion.

In this embodiment, the steel wire 5 can be restored to the original state in a natural state after being wound. The winding length of the steel wire 5 is related to the length of the retracted doctor blade retracting clip 2 extending into the operating tube 1, and the shortest winding length of the steel wire 5 can ensure that the retracted doctor blade retracting clip 2 can be pushed out of the operating tube 1 after the steel wire 5 is completely unwound from the screw rod, so that the retracted doctor blade retracting clip 2 can be unfolded.

In this embodiment, the operation tube 1 and the handle 4 are made of soft plastic materials, and can smoothly enter the tracheal intubation tube 6 along the physiological curvature during operation, so that the operation is convenient, and the front section of the operation tube 1 and the scraping blades of the umbrella-shaped structure are made of hard plastics, such as the hard plastic operation tube and the hard plastic scraping blades, so that the sputum plug can be easily scraped. The contraction rod 21 is made of a metal material to improve the support rigidity of the contraction rod 21.

In this embodiment, the length of the operation tube 1 is designed according to the length of the endotracheal tube 6, and the length of the operation tube 1 is shorter than the length of the endotracheal tube 6, so as to prevent accidental injury to the airway and unnecessary injury to the patient during operation.

In this embodiment, the operation tube 1 is composed of an outer tube 11 and an inner tube 12, which are sleeved with each other, as shown in fig. 6 to 7, a space between the inner tube 12 and the outer tube 11 forms a sputum suction channel, the front end of the outer tube 11 is provided with a sputum suction port 13, the sputum suction channel is communicated with the tracheal cannula 6 through the sputum suction port, and the sputum suction port is located in a covering area after the doctor blade contraction clamp 2 contracts. The phlegm of this structure is tied and is duster, through set up on operation pipe 1 and inhale the phlegm passageway, can utilize the umbelliform doctor-bar to carry out machinery and clear away when phlegm is tied, can also be through inhaling a partial phlegm of phlegm passageway suction (inhaling simultaneously), can clear away the phlegm that the volume is big and the viscosity is big fast, effectively and tie, and it is better to remove the phlegm effect.

In this embodiment, the front end of the connector 22 is a pointed structure for conveniently passing through the sputum plug, further, the pointed structure is conical, the tail of the conical shape is fixedly connected with the main body of the connector 22, the front end of the conical shape is a pointed spine, and the central line of the conical shape is the same as the pushing and pulling direction of the steel wire 5.

When a thrombus is generated in the endotracheal tube 6, the thrombus remover of the present embodiment is incorporated into the endotracheal tube 6. Specifically, the operation part is screwed clockwise, so that the steel wire is continuously wound on the screw rod, and the scraping blade contraction clamp 2 is contracted and then is arranged in the operation tube 1; holding the handle 4, extending the scraper contraction clamp 2 with a contraction state into the tracheal intubation 6, and penetrating the sputum plug to reach a designated position.

When the sputum plug remover provided with the contraction state scraping piece contraction clamp 2 is inserted into the designated position of the trachea cannula 6, the operation control button 3 is rotated anticlockwise to enable the steel wire 5 to be pushed forwards, the contraction state scraping piece contraction clamp 2 is pushed out of the operation tube 1, the contraction state scraping piece contraction clamp 2 is separated from the front end of the operation tube 1 and then unfolded to form an umbrella surface structure, the periphery of the scraping piece is matched with the inner wall of the trachea cannula 6, the holding handle 4 is held to be lifted outwards, the sputum plug is stripped from the trachea cannula 6 and falls into the umbrella part, and the sputum plug is pulled by the holding handle 4 until the unfolded scraping piece takes the sputum plug away from the trachea cannula, so that one sputum plug outlet operation is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. A sputum plug remover in a tracheal cannula is characterized by comprising an operating tube (1), a scraping piece shrinkage clamp (2), a control button (3) and a steel wire (5);

the operating tube (1) is a hollow tube, the steel wire (5) is arranged in the operating tube (1), one end of the steel wire rope is connected with the scraping piece contraction clamp (2), the other end of the steel wire rope is connected with the control button (3), the steel wire (5) is driven by the operation control button (3) to unfold the scraping piece contraction clamp (2), and the unfolded scraping piece contraction clamp (2) can be in seamless contact with the inner wall of the trachea cannula (6);

the scraper contraction clamp (2) comprises a contraction rod (21), a connector (22), a torsion spring (23) and a scraper, the contraction rod (21) is connected with the connector (22) through the torsion spring (23), and the contraction rod (21) is used for supporting the scraper.

2. The endotracheal intubation thrombus remover according to claim 1, wherein the number of said constriction rods (21) is at least 3 and is uniformly connected to the peripheral wall of the connector (22).

3. The endotracheal intubation thrombus remover according to claim 1, wherein an inner side surface of the scraper is a concave curved surface.

4. The endotracheal intubation thrombi remover according to claim 1, wherein said constriction rod (21) is provided with a stopper portion (24);

when the doctor blade contraction clamp (2) is unfolded, the limiting parts (24) of the contraction rods (21) are positioned on the same circumference, and the radius of the circumference is smaller than or equal to the inner diameter of the operation tube (1).

5. The endotracheal intubation embolus remover according to any of claims 1 to 4, further comprising a handle (4).

6. The endotracheal intubation thrombi removal machine according to claim 5, wherein said grip handle (4) is provided at the tail of the operation tube (1) through a connection tube, and the tail of the operation tube (1) is installed in the connection tube.

7. The endotracheal intubation thrombi remover according to claim 6, wherein said control knob (3) comprises a screw and an operating portion, the connecting tube is provided with a threaded hole matching with the screw;

the front end of steel wire (5) with connector (22) are connected, and the other end winding is on the screw rod, can rotate the length of steel wire (5) in the screw rod control operation pipe (1) through revolving the operation portion soon.

8. The endotracheal intubation thrombus remover according to claim 1, wherein the anterior segment of the operating tube (1) and the scraper are made of rigid plastic.

9. The endotracheal intubation sputum plug remover according to any one of claims 1 to 4, 6 to 8, characterized in that the operation tube (1) is composed of an outer tube (11) and an inner tube (12) which are sleeved, the space between the inner tube (12) and the outer tube (11) constitutes a sputum suction channel, and the front end of the outer tube (11) is provided with a sputum suction port (13);

the sputum suction channel is communicated with the tracheal cannula (6) through a sputum suction port, and the sputum suction port is positioned in a coverage area of the doctor blade contraction clamp (2) after contraction.

10. The endotracheal intubation thrombectomy device according to claim 9, wherein the front end of said connector (22) is a pointed structure.