CN219398593U

CN219398593U - Double-balloon tracheal catheter capable of continuously sucking and flushing on balloon

Info

Publication number: CN219398593U
Application number: CN202320646187.7U
Authority: CN
Inventors: 李丽娜; 刘红香; 王伟; 李娟娟
Original assignee: First Medical Center of PLA General Hospital
Current assignee: First Medical Center of PLA General Hospital
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-07-25
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a double-balloon tracheal catheter for continuous suction and flushing on a balloon, which comprises a connector and an inner tube, wherein the inner tube is arranged on the connector and is communicated with the connector; the outer tube is arranged at the outer side of the inner tube, and two ends of the outer tube and two ends of the inner tube are communicated; the sealing component is arranged on the outer tube, the continuous bag is used for sucking and flushing the double-bag tracheal catheter, the sealing component is different from the prior art, the sealing component is used for sealing different positions of the airway, normal blood supply of the airway mucosa is avoided being influenced, pressure ulcers, severe ischemia and tracheal esophageal fistula are avoided being caused, normal ventilation treatment of a patient is guaranteed, the protruding layer is arranged to play a role in reminding and limiting, excessive insertion into the airway of the patient is avoided, the spring ring is arranged to improve the strength of the outer tube during insertion, and meanwhile, the influence of bending conditions of the outer tube and the inner tube on normal ventilation work after insertion is avoided.

Description

Double-balloon tracheal catheter capable of continuously sucking and flushing on balloon

Technical Field

The utility model relates to the technical field of tracheal tubes, in particular to a double-balloon tracheal tube for continuous suction and flushing on a balloon.

Background

The tracheal catheter is a medical instrument which is inserted into the trachea and/or bronchi of a patient, a temporary artificial respiratory passage is created for the patient, particularly a patient incapable of spontaneously breathing, the head of the common tracheal catheter is provided with a cuff which can play a role in fixing an intubation tube and sealing an airway after being inflated, the intubation tube body is usually made of a high polymer material, part of the intubation tube body is made of a laser-resistant material or a multi-layer material and is used for resisting laser irradiation, one end of the intubation tube body is connected with an anesthesia respirator through a respiratory pipeline so as to maintain the breathing of the patient, the prior art has long mechanical ventilation time for the patient using the tracheal catheter, and in order to ensure effective breathing, the guideline recommends the tracheal catheter to be used for deflating the cuff, but the long-term contact of the air sac with the airway mucosa can influence the airway mucosa blood supply, can cause pressure ulcer, serious ischemia and the tracheal esophagus, and the normal ventilation treatment of the patient is influenced to a certain extent.

Disclosure of Invention

The utility model aims to provide a double-balloon tracheal catheter which is continuously sucked and washed on a balloon, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the double-balloon tracheal catheter for continuous suction and flushing on the balloon comprises a connector and also comprises an inner tube, wherein the inner tube is arranged on the connector and is communicated with the connector; the outer tube is arranged at the outer side of the inner tube, and two ends of the outer tube and two ends of the inner tube are communicated; the seal assembly, seal assembly sets up on the outer tube, is different from prior art, utilizes seal assembly seals the different positions of air flue, and then avoids influencing the normal blood supply of air flue mucosa, avoids arousing pressure ulcer, ischemia severity and tracheal esophageal fistula, has guaranteed patient's normal ventilation treatment, and the setting of bulge layer has played warning and spacing effect, avoids excessively inserting patient's air flue, and the setting of spring coil has improved the intensity of outer tube when inserting, simultaneously, also avoids outer tube and inner tube to appear buckling the condition and influence normal ventilation work after inserting.

Preferably, the sealing assembly comprises a first sleeve and a second sleeve which are arranged on the outer tube, wherein the first sleeve is arranged at one end far away from the connector, and inflatable pieces for inflating the interior are respectively arranged on the first sleeve and the second sleeve;

two flushing suction pieces are arranged between the inner tube and the outer tube, and the flushing suction pieces can be used for sucking and flushing liquid with more than one cuff and more than two cuffs respectively.

Preferably, the inflating member comprises an air inlet pipe arranged between the inner pipe and the outer pipe, one end of the air inlet pipe is communicated with the first sleeve bag, the other end of the air inlet pipe penetrates through the outer pipe and extends to the outer side, and an inflating head connected with external inflating equipment is arranged at one end of the air inlet pipe extending to the outer side of the outer pipe.

Preferably, the flushing suction member comprises a functional tube arranged between the inner tube and the outer tube, the outer tube is close to the first sleeve and is close to the connector, a through hole is formed in the position, close to the first sleeve, of the outer tube, one end of the functional tube penetrates through the through hole to the outer side, the other end of the functional tube penetrates through the outer tube and extends to the outer side, and a mounting head is arranged at one end, extending to the outer side of the outer tube, of the functional tube.

Preferably, the distance between the first and second cuffs is 1cm.

Preferably, a spring ring is arranged on one side of the outer tube, which is close to the inflation head.

Preferably, a convex layer is arranged on one side of the outer tube upper clamping and collecting inflation head.

The utility model has at least the following beneficial effects:

different positions of the airway are sealed by the sealing component, normal blood supply of the airway mucosa is further prevented from being influenced, compression ulcers, severe ischemia and tracheal esophageal fistula are prevented from being caused, normal ventilation treatment of a patient is guaranteed, the protruding layer plays a role in reminding and limiting, excessive insertion into the airway of the patient is prevented, the strength of the outer tube during insertion is improved by the spring ring, and meanwhile, the influence of bending conditions of the outer tube and the inner tube after insertion on normal ventilation is prevented.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the partial cross-section of FIG. 1 in accordance with the present utility model;

FIG. 3 is a schematic view of the partial cross-section of FIG. 2 in accordance with the present utility model;

FIG. 4 is a schematic view of the partial cross-section of FIG. 1 in accordance with the present utility model;

fig. 5 is an enlarged schematic view of the structure of the area a of the present utility model.

In the figure: 1. a connector; 2. an inner tube; 3. an outer tube; 4. a closure assembly; 41. a first cuff; 42. a second cuff; 5. an inflatable member; 51. an air inlet pipe; 52. an inflation head; 6. flushing the suction member; 61. a functional tube; 62. a mounting head; 7. a spring ring; 8. a protruding layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution:

a double-balloon tracheal catheter for continuous suction and flushing on a balloon comprises a connector 1 and also comprises

The inner tube 2 is arranged on the connector 1, and the inner tube 2 is communicated with the connector 1;

the outer tube 3 is arranged outside the inner tube 2, and both ends of the outer tube 3 and the inner tube 2 are communicated;

the sealing component 4 is arranged on the outer tube 3, and the sealing component 4 is used for sealing different positions of the airway, so that the normal blood supply of the airway mucosa is prevented from being influenced;

the closing component 4 comprises a first sleeve 41 and a second sleeve 42 which are arranged on the outer tube 3, the first sleeve 41 is arranged at one end far away from the connector 1, and an inflating piece 5 for inflating the interior is respectively arranged on the first sleeve 41 and the second sleeve 42;

the inflating member 5 comprises an air inlet pipe 51 arranged between the inner pipe 2 and the outer pipe 3, one end of the air inlet pipe 51 is communicated with the first cuff 41, the other end of the air inlet pipe passes through the outer pipe 3 and extends to the outer side, one end of the air inlet pipe 51 extending to the outer side of the outer pipe 3 is provided with an inflating head 52 connected with external inflating equipment, the inflating head 52 has the functions of avoiding air leakage and deflating after the air is used, and the inflating member is of an existing common structure and is not repeated herein;

two flushing suction pieces 6 are arranged between the inner tube 2 and the outer tube 3, and the flushing suction pieces 6 can be used for sucking and flushing liquid above the first cuff 41 and the second cuff 42 respectively;

the flushing suction member 6 comprises a functional tube 61 arranged between the inner tube 2 and the outer tube 3, a through hole is formed in the position, close to the first sleeve bag 41, of the outer tube 3 and close to the connector 1, one end of the functional tube 61 penetrates through the through hole to the outer side, the other end penetrates through the outer tube 3 and extends to the outer side, one end, extending to the outer side of the outer tube 3, of the functional tube 61 is provided with a mounting head 62, and the mounting head 62 is connected with flushing equipment and suction equipment outside.

The interval between the first sleeve bag 41 and the second sleeve bag 42 is 1cm, so that the interval between the positions of the air passages after insertion is not large, and the change of the relative diameters of the air passages is not large, and the difference of the inflation amounts of the first sleeve bag 41 and the second sleeve bag 42 is not large when the air is inflated, so that the air passages can be effectively sealed when the air passages are switched.

The spring ring 7 is arranged on one side of the outer tube 3, which is close to the inflation head 52, so that the strength of the outer tube 3 during insertion is improved, and meanwhile, the influence of bending conditions of the outer tube 3 and the inner tube 2 after insertion on normal ventilation work is avoided.

The outer tube 3 is provided with a bulge layer 8 on one side of the collecting and inflating head 52, which plays roles of reminding and limiting, and avoids excessive insertion into the airway of a patient.

When in use, a doctor inserts the outer tube 3 and the inner tube 2 into a patient air bag to a proper position and then stops, then the inflation equipment is connected with the inflation head 52 of the first cuff 41 to inflate the first cuff 41 so as to fully seal the air passage, after one end of ventilation is carried out, the second cuff 42 is inflated in the same way, the first cuff 41 is deflated, and the air passage is filled and sealed in turn through periodic replacement, so that the blood circulation and ulcer condition of the air passage mucous membrane can be improved, the incidence rate of tracheoesophageal fistula can be reduced, and the pain of a patient can be relieved;

when switching is needed, the flushing and suction work is preferentially performed, specifically, the mounting head 62 is connected with external flushing equipment and suction equipment in sequence, so that flushing and suction work of secretion on the bag are realized, and the occurrence rate of ventilator-associated pneumonia is reduced.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a last bag on bag attracts and two bag endotracheal tubes who wash, includes connector (1), its characterized in that: and also comprises

The inner pipe (2) is arranged on the connector (1), and the inner pipe (2) is communicated with the connector (1);

the outer tube (3) is arranged outside the inner tube (2), and the outer tube (3) is communicated with the two ends of the inner tube (2);

the sealing component (4), sealing component (4) sets up on outer tube (3), utilizes sealing component (4) seals the different positions of air flue, and then avoids influencing the normal blood supply of air flue mucosa.

2. A dual balloon endotracheal tube for sustained suction and irrigation over a balloon as claimed in claim 1 wherein: the sealing assembly (4) comprises a first sleeve bag (41) and a second sleeve bag (42) which are arranged on the outer tube (3), the first sleeve bag (41) is arranged at one end far away from the connector (1), and an inflating piece (5) for inflating the interior is respectively arranged on the first sleeve bag (41) and the second sleeve bag (42);

two flushing suction pieces (6) are arranged between the inner tube (2) and the outer tube (3), and the flushing suction pieces (6) can be used for sucking and flushing liquid above the first cuff (41) and the second cuff (42) respectively.

3. A dual balloon endotracheal tube for sustained suction and irrigation over a balloon as claimed in claim 2 wherein: the inflatable part (5) comprises an air inlet pipe (51) arranged between the inner pipe (2) and the outer pipe (3), one end of the air inlet pipe (51) is communicated with the first cuff (41), the other end of the air inlet pipe penetrates through the outer pipe (3) and extends to the outer side, and one end of the air inlet pipe (51) extending to the outer side of the outer pipe (3) is provided with an inflatable head (52) connected with external inflatable equipment.

4. A double balloon endotracheal tube for continuous on-balloon suction and irrigation as claimed in claim 3 wherein: the flushing suction piece (6) comprises a functional tube (61) arranged between the inner tube (2) and the outer tube (3), a through hole is formed in the position, close to the first sleeve bag (41), of the outer tube (3) and close to the connector (1), one end of the functional tube (61) penetrates through the through hole to the outer side, the other end of the functional tube (61) penetrates through the outer tube (3) and extends to the outer side, and an installation head (62) is arranged at one end, extending to the outer side of the outer tube (3), of the functional tube (61).

5. A dual balloon endotracheal tube for sustained suction and irrigation over a balloon as claimed in claim 4 wherein: the interval between the first sleeve bag (41) and the second sleeve bag (42) is 1cm.

6. A dual balloon endotracheal tube for sustained suction and irrigation over a balloon as claimed in claim 5 wherein: a spring ring (7) is arranged on one side of the outer tube (3) close to the inflation head (52).

7. A dual balloon endotracheal tube for sustained suction and irrigation over a balloon as recited in claim 6 wherein: a convex layer (8) is arranged on one side of the outer tube (3) which is clamped with the collecting and inflating head (52).