CN219354982U - Laryngeal mask with adapter - Google Patents

Abstract

The utility model provides a laryngeal mask with an adapter, which relates to the technical field of medical devices and comprises a cuff, an airway catheter and a machine end interface, the airway catheter is connected with the cuff, and the machine end interface is installed on the On the airway catheter, the machine end interface is provided with a docking port, a connection port and a monitoring port, the docking port is connected with the airway catheter, the machine end interface is provided with a card slot, and the end-tidal carbon dioxide The monitoring instrument can be installed at the card slot and connected with the monitoring port. By setting the monitoring port and card slot on the machine end interface of the laryngeal mask, the adapter used for the end-tidal carbon dioxide monitor is formed, which realizes the integration of the adapter used for the end-tidal carbon dioxide monitor and the machine end interface, and reduces clinical consumables It can reduce the operating intensity of medical staff and save the treatment cost of patients.

Description

A laryngeal mask with an adapter

technical field

The utility model relates to the technical field of medical instruments, in particular to a laryngeal mask with an adapter.

Background technique

The laryngeal mask is a short-term artificial airway tool that is often used in modern clinical procedures such as cardiopulmonary resuscitation and general anesthesia. The airway seal is formed by the cuff placed in the throat. It can be inserted blindly or visually into the throat to establish an artificial airway. It has the advantages of simple operation, less damage, and fewer postoperative complications. At present, it has become one of the ventilation tools widely used in clinical practice.

In recent years, non-invasive monitoring technology has developed rapidly. It has the function of fast, dynamic, and continuous bedside monitoring, which greatly reduces the number of puncture and blood collection, and avoids indwelling catheters in blood vessels, so it is increasingly widely used in clinical practice. End-tidal carbon dioxide monitoring is one of the important respiratory indicators. It can not only monitor the ventilatory function, but also reflect the circulation and pulmonary blood flow. The main function of the machine end interface is to play a bridging role between the end-tidal carbon dioxide monitor and the ventilator or anesthesia equipment. The machine end interface is installed on the airway catheter of the laryngeal mask and becomes a product with the laryngeal mask. In the field of modern medical laryngeal mask occupy a very important position.

The existing laryngeal mask comprises a cuff, an airway catheter, a machine end interface, a double-lumen tube, a single-lumen connector, an inflatable tube, an indicating air bag, a valved connector, and a one-way valve. The interface on the machine end is connected to the ventilator or anesthesia equipment, and there are small holes on the double-lumen tube for drainage, sputum suction and other operations. Clinically, it is mainly used to connect with anesthesia machine and ventilator to establish temporary artificial breathing channel. In clinical end-tidal carbon dioxide monitoring, it is necessary to put the end-tidal carbon dioxide monitor and the adapter on the interface of the machine, and then put the adapter on the anesthesia machine and ventilator for use. The assembly is cumbersome, the consumption of consumables is increased, and the treatment cost of the patient is increased. , for above-mentioned defect, proposed the present application.

Utility model content

The purpose of the utility model is to provide a laryngeal mask with an adapter, which integrates the interface of the adapter and the machine end, solves the problem of cumbersome assembly, and reduces the consumption of clinical consumables.

In order to solve the above problems, the utility model provides a laryngeal mask with an adapter, including a cuff, an airway tube and a machine end interface, the airway tube is connected to the cuff, and the machine end interface is installed on the On the airway catheter, the machine end interface is provided with a docking port, a connection port and a monitoring port, the docking port is connected to the airway catheter, and the machine end interface is provided with a card slot for end-tidal carbon dioxide monitoring. The instrument can be installed at the card slot and connected with the monitoring port.

According to an embodiment of the present invention, the docking port and the connecting port are respectively arranged at both ends of the machine-end interface, and the monitoring port is arranged in the middle of the machine-end interface.

According to an embodiment of the present utility model, a positioning part is arranged on the machine end interface.

According to an embodiment of the utility model, an interface is further provided on the interface of the machine end.

According to an embodiment of the present invention, an inflation structure for inflating the cuff is installed on the airway catheter.

According to an embodiment of the present invention, the inflatable structure includes an inflatable tube, and a one-way valve is installed on the inflatable tube.

According to an embodiment of the utility model, an indicating air bag is arranged on the inflation tube.

According to an embodiment of the present invention, a single-lumen joint is connected to the cuff.

According to an embodiment of the present invention, both the single-lumen joint and the inflation tube are connected to a double-lumen tube, and the double-lumen tube is connected to the cuff.

According to an embodiment of the present invention, the docking port is in interference fit with the airway tube.

The beneficial effect of the utility model is that by setting the monitoring port and the card slot on the machine end interface of the laryngeal mask, the adapter used for the end-tidal carbon dioxide monitor is formed, and the adapter used for the end-tidal carbon dioxide monitor and the machine end are realized. The interface is integrated to reduce the use of clinical consumables, reduce the operating intensity of medical staff, and save patients' treatment costs.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a schematic diagram of the overall structure of a laryngeal mask with an adapter;

FIG. 2 is a schematic diagram of the machine-side interface structure.

Detailed ways

The following description is only used to disclose the utility model so that those skilled in the art can implement the utility model. The embodiments in the following description are only examples, and those skilled in the art can think of other obvious modifications. The basic principles of the invention defined in the following description can be applied to other embodiments, variations, improvements, equivalents and others without departing from the spirit and scope of the invention.

【Example 1】

A laryngeal mask with an adapter, as shown in Figure 1, includes a cuff 1, an airway tube 2 and a machine end interface 3, the airway tube 2 is connected to the cuff 1, the machine end interface 3 is installed on the airway tube 2, and the machine The end interface 3 is provided with a connected docking port 3-3, a connecting port 3-4 and a monitoring port 3-2, and the docking port 3-3 is connected to the air guide cavity of the airway catheter 2. Preferably, the docking port 3- 3 and the airway tube 2 interference fit.

The connection port 3-4 is used to connect with a ventilator or an anesthesia machine. The machine end interface 3 is provided with a card slot 3-1. The end-tidal carbon dioxide monitor can be installed in the card slot 3-1 and connected to the monitoring port 3- 2 connections.

Combining the adapter used for the end-tidal carbon dioxide monitor with the machine end interface reduces the use of clinical consumables, reduces the operating intensity of medical staff, saves treatment costs for patients, and avoids the risk of cross-infection of patients.

The docking port 3-3 and the connection port 3-4 are respectively arranged at the two ends of the machine end interface 3, and the monitoring port 3-2 is arranged at the middle part of the machine end interface 3, wherein the monitoring port 3-2 and the card slot 3-1 form a calling port. Adapter for capnography.

The card slot 3-1 includes a shroud part 3-1-1 and a matching plane part 3-1-2, two of which are symmetrically arranged and located inside the shroud part, and the shroud part is connected by three mutually perpendicular The plane part is formed, there is a gap between the edge of the matching plane part and the edge of the coaming part, the pipe at the connection port 3-4 passes between the matching plane parts, and the monitoring port 3-2 is set on the matching plane part, and the end-tidal carbon dioxide monitor buckles Installed inside the enclosure.

The machine end interface 3 is provided with a positioning part 3-5, as shown in Figure 2, the positioning part 3-5 is plate-shaped, after the docking port 3-3 is inserted in the airway catheter 2, the positioning part 3-5 can adjust the insertion depth Positioning to ensure accurate installation.

The machine end interface 3 is also provided with an interface 3-6, which is used to insert into the drainage cavity in the airway catheter 2, the drainage cavity is connected with the drainage hole 1-1 on the cuff, and the patient is fed through the interface 3-6 and the drainage cavity. Provide nutrition or medicine.

An inflatable structure for inflating the cuff 1 is installed on the airway catheter 2, as shown in Figure 1, the inflatable structure includes an inflatable tube 6, a one-way valve 9 and a joint with a valve 8, and a joint with a valve 8 and an indicator air bag 7. design, indicating that the airbag 7 and the inflation tube 6 are bonded, and the cuff 1 is inflated through the one-way valve 9 and the inflation tube 6, as shown in Figure 1, the valve joint 8 is provided with a pressure relief hole 8-1, which The pressure hole 8-1 is located inside the one-way valve 9, and a sealing cover 8-2 is installed at the pressure relief hole. When the cuff needs to be relieved, the sealing cover 8-2 is opened, and the pressure relief hole 8-1 is opened to allow the gas Pressure relief is achieved by venting here without going through a check valve.

The cuff 1 is connected with a single lumen joint 5, which is generally a Luer joint, connected to the suction hole 1-2 in the middle of the cuff. The single lumen connector 5 is generally used for suctioning sputum.

As shown in Figure 1, both the single-lumen joint 5 and the inflation tube 6 are bonded to the double-lumen tube 4, one of the cavities of the double-lumen tube 4 is connected to the cuff inflation cavity, and the other cavity is connected to the suction hole 1-2. Effect, play a certain operational convenience.

The double-lumen tube 4 extends from the inside of the airway tube 2 or extends through a groove opened on the outer wall of the airway tube 2 .

Optionally, as shown in Figure 2, a tube fixing hole 3-7 is provided at the edge of the positioning part 3-5, and the double-lumen tube 4 passes through the tube fixing hole. In order to facilitate adjustment, the tube fixing hole has a gap, and the double-lumen tube 4 passes through The notch enters the tube fixing hole and extends through the groove provided on the outer wall of the airway tube 2 .

It should be understood by those skilled in the art that the above description and the embodiments of the present invention shown in the accompanying drawings are only examples and do not limit the present invention. The purpose of this utility model has been fully and effectively achieved. The functions and structural principles of the present utility model have been shown and explained in the embodiments, and the implementation of the present utility model can have any deformation and modification without departing from the principle.

Claims (10)

1. A laryngeal mask with an adapter, characterized in that: comprising a cuff (1), an airway tube (2) and a machine end interface (3), the airway tube (2) is connected to the cuff (1) ) connection, the machine end interface (3) is installed on the airway catheter (2), and the machine end interface (3) is provided with a docking port (3-3), a connection port (3-4) and Monitoring port (3-2), the docking port (3-3) is connected with the airway catheter (2), the machine end interface (3) is provided with a card slot (3-1), The carbon dioxide monitor can be installed at the card slot (3-1) and connected with the monitoring port (3-2). 2. A laryngeal mask with an adapter according to claim 1, characterized in that: the docking port (3-3) and the connecting port (3-4) are respectively arranged at the ends of the machine end port (3). At both ends, the monitoring port (3-2) is arranged in the middle of the machine end interface (3). 3. A laryngeal mask with an adapter according to claim 1 or 2, characterized in that: the machine end interface (3) is provided with a positioning part (3-5). 4. A laryngeal mask with an adapter according to claim 3, characterized in that: the machine end interface (3) is also provided with an interface (3-6). 5. A laryngeal mask with an adapter according to any one of claims 2 and 4, characterized in that: the airway tube (2) is equipped with an inflation device for inflating the cuff (1) structure. 6. A laryngeal mask with an adapter according to claim 5, characterized in that: the inflatable structure includes an inflatable tube (6), and a one-way valve (9) is installed on the inflatable tube (6). 7. A laryngeal mask with an adapter according to claim 6, characterized in that an indicating air bag (7) is arranged on the inflation tube (6). 8. A laryngeal mask with an adapter according to claim 7, characterized in that: the cuff (1) is connected with a single lumen connector (5). 9. A laryngeal mask with an adapter according to claim 8, characterized in that: the single-lumen joint (5) and the inflation tube (6) are connected to the double-lumen tube (4), and the double-lumen tube (4) connected with the cuff (1). 10. A laryngeal mask with an adapter according to any one of claims 6-9, characterized in that: the docking port (3-3) is in interference fit with the airway tube (2).