CN215231283U

CN215231283U - Y-shaped tracheal catheter with one-way valve

Info

Publication number: CN215231283U
Application number: CN202120779339.1U
Authority: CN
Inventors: 伍堂洪; 王群; 王薇; 黄惠萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-12-21
Anticipated expiration: 2031-04-15

Abstract

The utility model relates to a Y-shaped tracheal catheter with a one-way valve, which comprises a tracheal catheter and a side tube, wherein the tracheal catheter comprises an air duct, the front end of the air duct is provided with a cuff, the end part of the rear end is connected with a catheter joint, the outer side of the rear end of the air duct close to the catheter joint is connected with an inflation connecting tube which is communicated with the cuff, and the end of the inflation connecting tube is connected with an indicating balloon; the other side of the air guide tube with the position different from that of the inflating connecting tube is communicated with a side tube, the inner diameter of the side tube is the same as that of the air guide tube, an acute angle is formed between the side tube and the air guide tube, and a one-way valve is arranged in the side tube. When the patient is connected with the anesthesia machine after trachea intubation, in the mechanical ventilation process, the device can perform suction, bronchofiberscope examination or treatment through the side tube under the condition of not interrupting the mechanical ventilation, so that hypoxemia, carbon dioxide retention or treatment interruption caused by ventilation pause of the patient is avoided, and the safety of a general anesthesia patient, particularly a patient with poor lung function, in the operation is ensured.

Description

Y-shaped tracheal catheter with one-way valve

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to Y type endotracheal tube of configuration one-way valve.

Background

With the improvement of anesthesia technology, the improvement of the performance of anesthetic drugs and the improvement of the comfort requirement of patients in operation, the general anesthesia proportion of the tracheal intubation is higher and higher, and the conventional intubation general anesthesia can be completed only by suspending mechanical ventilation and entering through a tracheal catheter joint during the operation or after the operation and needing to suck sputum, blood or performing bronchofiberscope examination and treatment. The process can lead to the rapid reduction of gas in the lungs of a patient to cause oxygen deficiency, and even the sudden cardiac arrest of patients with poor cardiopulmonary function. Therefore, there is a need to design a tracheal catheter which can give consideration to both mechanical ventilation and intraoperative suction or bronchofiberscope examination and treatment, so as to ensure smooth operation of intraoperative oxygen supply and operation, effectively improve the treatment effect of patients and guarantee the life safety of patients.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problem that the deficiency of oxygen deficiency caused by rapid reduction of the gas in the lung can be caused in the tracheal intubation in the prior art, the utility model aims to provide a tracheal catheter which can give consideration to mechanical ventilation and intraoperative attraction or bronchofiberscope examination and treatment.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a Y-shaped tracheal catheter with a one-way valve comprises a tracheal catheter, wherein the tracheal catheter comprises a tracheal tube, the front end of the tracheal tube is provided with a cuff, the rear end of the tracheal tube is connected with a catheter joint, an inflation connecting tube is connected to the outer side of one end of the tracheal tube close to the catheter joint and communicated with the cuff, and the tail end of the inflation connecting tube is connected with an indication balloon; the side pipe is communicated with the other side of the air guide pipe with the position different from that of the inflating connecting pipe, the inner diameter of the side pipe is the same as that of the air guide pipe, an acute angle is formed between the side pipe and the air guide pipe, a one-way valve is arranged in the side pipe, a spiral is arranged at the opening of the end part of the side pipe and is provided with a spiral cover, the narrow end of the one-way valve faces inwards, and the wide end of the one-way valve faces the spiral cover.

The utility model discloses following beneficial effect has: when the device is used, the suction in the airway or the bronchofiberscope examination can be carried out under the condition of not interrupting the mechanical ventilation in the operation, the device is particularly beneficial to a part of patients needing to be treated under the bronchofiberscope for a long time, and the oxygen deficiency in the operation and the interruption of the operation process are not needed to be concerned, so that the life safety of the patients are ensured, and the operation is smoothly carried out. The device designs endotracheal tube and side pipe into the Y type for mechanical ventilation and suction, fiberoptic bronchoscopy treatment no longer share an entry like traditional method, the device has two entries, mutual noninterference between them, the important thing is that the device has installed the one-way flap on the inner wall of side pipe, the one-way flap can avoid the interior gaseous leakage of lung to lead to the patient oxygen deficiency during operation, so the device has very positive practical application and spreading value.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a Y-shaped endotracheal tube equipped with a one-way valve.

In the figure: 1. a tracheal tube; 2. a side tube; 101. an air duct; 102. a cuff; 103. an inflation connecting pipe; 104. an indicator balloon; 105. a catheter adapter; 201. a one-way valve; 202. and (5) screwing a cover.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical idea claimed in the present invention.

As shown in fig. 1, the utility model relates to a Y-shaped tracheal catheter with one-way valve, which comprises a tracheal catheter 1, wherein the tracheal catheter 1 comprises a tracheal catheter 101, a cuff 102 is arranged at the front end of the tracheal catheter 101, the tail end of the tracheal catheter is connected with a catheter joint 105, an inflation connecting pipe 103 is connected to the outer side of one end of the tracheal catheter 101 close to the catheter joint 105 and communicated with the cuff 102, and an indicating balloon 104 is connected to the tail end of the inflation connecting pipe 103; the other side of the air duct 101 with the different positions of the inflatable connecting pipe 103 is communicated with a side pipe 2, the inner diameter of the side pipe 2 is the same as that of the air duct 101, an acute angle is formed between the side pipe 2 and the air duct 101, and a one-way valve 201 is arranged in the side pipe 2, so that the sputum suction pipe and the bronchofiberscope can enter and exit the air duct without air leakage; the opening at the end of the side tube 2 is provided with a spiral and a spiral cover 202, the narrow end of the one-way valve 201 faces inwards, and the wide end faces the spiral cover 202.

Furthermore, the outer diameter of the tail end of the side pipe 2 is larger than the outer diameter of the catheter joint 105, so that the side pipe cannot be connected with a threaded pipe of an anesthesia machine, and misconnection is avoided. The acute angle between the side tube 2 and the air duct 101 is 45 degrees, and the position where the side tube 2 is connected with the air duct 101 is 3cm away from the duct joint 105.

The utility model discloses a theory of operation and working process as follows: when in use, the oxygen supply and the operation are ensured to be smoothly carried out in the operation, the hypoxemia, the carbon dioxide retention or the treatment interruption caused by the ventilation pause of the patient are avoided, and the operation safety of general anesthesia patients, especially patients with poor lung function is ensured. The device is designed into a Y shape by the tracheal catheter 1 and the side tube 2, the suction or bronchofiberscope examination in the tracheal tube 101 can be carried out under the condition of not interrupting mechanical ventilation in the operation, the device is particularly beneficial to a part of patients needing long-time bronchofiberscope treatment, oxygen deficiency in the operation and interruption of the operation process are not needed to be concerned, and therefore the life safety of the patients and the smooth operation of the operation are guaranteed. The design ensures that the mechanical ventilation and suction and the bronchofiberscope examination treatment do not share one inlet like the traditional method, the two inlets of the air duct 101 and the side tube 2 are arranged and do not interfere with each other, and meanwhile, the device is provided with the one-way valve 201 on the inner wall of the side tube 2, and the one-way valve 201 can avoid the hypoxia of a patient caused by the leakage of the gas in the lung.

Various other changes and modifications may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such changes and modifications should fall within the scope of the present invention.

Claims

1. A Y-shaped tracheal catheter with a one-way valve comprises a tracheal catheter (1), and is characterized in that: the tracheal catheter (1) comprises an airway tube (101), the front end of the airway tube (101) is provided with a cuff (102), the tail end of the airway tube (101) is connected with a catheter connector (105), the outer side of one end of the airway tube (101) close to the catheter connector (105) is connected with an inflatable connecting tube (103), the inflatable connecting tube (103) is communicated with the cuff (102), and the tail end of the inflatable connecting tube (103) is connected with an indicating saccule (104); the utility model discloses a valve, including side pipe (2), air duct (101), side pipe (2) and air duct (101), the intercommunication has side pipe (2) on the opposite side with the different air duct (101) of gas connection pipe (103) position, side pipe (2) are the same with air duct (101) internal diameter, be the acute angle setting between side pipe (2) and air duct (101), be equipped with one-way valve (201) in side pipe (2), side pipe (2) tip opening part is equipped with the spiral and is furnished with spiral cover (202), one-way valve (201) narrow end is inwards, and the wide end is towards spiral cover (202).

2. The Y-shaped endotracheal tube with a unidirectional flap of claim 1, wherein: the outer diameter of the tail end of the side pipe (2) is larger than that of the catheter joint (105).

3. The Y-shaped endotracheal tube with a unidirectional flap of claim 1, wherein: the angle between the side pipe (2) and the air duct (101) is 45 degrees, and the distance between the position where the side pipe (2) is connected with the air duct (101) and the duct joint (105) is 3 cm.