CN204582197U - A kind of multifunctional visible laryngeal mask - Google Patents

Abstract

The utility model discloses a multifunctional visual laryngeal mask, which comprises a laryngeal mask body and a video system. The laryngeal mask body includes an airway catheter, an airbag seat installed at the far end of the airway catheter, and an airbag surrounding the edge of the airbag seat. There is an air vent leading to the airway catheter on the seat. The video system includes an external monitor, a video probe, and a signal transmission device that transmits the signal from the video probe to the external monitor. There is a probe socket for accommodating the video probe, and the probe socket is closed with a transparent material on the inner surface of the airbag seat to form a blind end. During the insertion of the laryngeal mask, the secretions and bleeding in the oral cavity can be observed in real time through the external monitor, and the alignment of the laryngeal mask can be understood immediately after insertion so as to make timely adjustments, reduce the probability of failure of the laryngeal mask insertion, and improve the laryngeal mask placement. Injection quality; when guiding tracheal intubation, you can know the situation in real time, so that you can make timely adjustments and reduce the damage to the oral cavity and throat caused by repeated trial insertions.

Description

A multifunctional visual laryngeal mask

technical field

The utility model is used in the field of medical equipment, in particular to a multifunctional visual laryngeal mask.

Background technique

The laryngeal mask is a device between the face mask and the endotracheal tube to keep the upper airway unobstructed. Compared with the face mask, the laryngeal mask can better keep the airway unobstructed; It is one of the most convenient and effective methods in an emergency. The laryngeal mask is placed in a good position and can be ventilated directly. It can complete short surgery and anesthesia for patients without the risk of reflux and aspiration. It can also be guided by the laryngeal mask. When using an ordinary laryngeal mask to guide intubation, elastic bougies can be used first , tracheal tube exchange core, Aintree and other tools to enter the airway blindly or through a bronchoscope, and then insert the tracheal tube through the guiding tube.

The existing laryngeal mask all adopts the method of blind insertion to insert the larynx through the patient's pharynx to establish a breathing passage. In addition, in the process of laryngeal mask placement and guiding tracheal intubation, since the operator cannot see the pharynx, it is inevitable to readjust the angle and repeat the operation, which increases the operation time and difficulty during the treatment process. Increase the risk of oropharyngeal injury bleeding, intubation failure, etc.

Utility model content

In order to solve the above problems, the utility model provides a multi-functional visual laryngeal mask that realizes the visualization of the laryngeal mask insertion process, improves the quality of the laryngeal mask insertion, avoids injury caused by blind detection, and reduces the operation time and difficulty in the treatment process.

The technical scheme adopted by the utility model to solve the technical problem is: a multifunctional visual laryngeal mask, including a laryngeal mask body and a video system, the laryngeal mask body includes an airway catheter, and is installed on the airway catheter. The airbag seat at the end and the airbag around the edge of the airbag seat, the airbag seat is provided with a ventilating port leading to the airway catheter, the video system includes an external display, a video probe, and the video probe The signal is transmitted to the signal transmission device of the external display, and the outside of the airbag seat is provided with a probe socket for accommodating the video probe on one side of the air vent, and the probe socket is used on the inner surface of the airbag seat with a transparent Material closures become dead ends.

As a further improvement of the technical solution of the utility model, the signal transmission device includes a cable led out from the video probe, the far end of the cable is connected to the video probe, and the near end is provided with an external monitor. Connector.

As a further improvement of the technical solution of the present invention, a slot for accommodating the cable is provided along the outer wall of the airway catheter.

As a further improvement of the technical solution of the utility model, an inflation tube is provided on the airbag, and an indicating airbag and an inflation valve are arranged at the proximal end of the inflation tube.

As a further improvement of the technical solution of the present invention, it also includes an anesthesia pipeline, the far end of which is formed on the airbag seat facing the blind end, and the proximal end of the anesthesia pipeline is provided with a syringe connector.

As a further improvement of the technical solution of the utility model, the distal end of the anesthesia pipeline is attached to the surface of the airbag seat, and after bypassing the airbag, it is merged with the inflatable tube into one tube, and the inside of the one tube forms a Two separate lumens.

As a further improvement of the technical solution of the utility model, a transition joint is provided at the proximal end of the airway tube.

Beneficial effects of the utility model: In the visual laryngeal mask, a probe jack is provided outside the airbag seat on one side of the air vent, and the probe jack is closed with a transparent material on the inner surface of the airbag seat to form a blind end. The probe socket is equipped with a video probe on the inner side of the blind end. During the insertion of the laryngeal mask, the secretions and bleeding in the oral cavity can be observed in real time through the external monitor. The probability of failure of laryngeal mask placement improves the quality of laryngeal mask placement; when guiding tracheal intubation, the situation can be understood in real time so that timely adjustments can be made, reducing oral cavity and throat damage and bleeding caused by repeated trial insertion.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the front view of the structure of the embodiment of the utility model.

Detailed ways

Referring to Fig. 1, the utility model provides a multifunctional visual laryngeal mask, including a laryngeal mask body 1 and a video system, the laryngeal mask body 1 includes an airway tube 11, and is installed at the far end of the airway tube 11 The air bag seat 12 and the air bag 13 around the edge of the air bag seat 12, the air bag seat 12 is provided with a vent 14 leading to the airway catheter 11, the video system includes an external display 21, a video probe 22 And the signal transmission device that conducts the signal of the video probe 22 to the external display 21, the outside of the airbag seat 12 is provided with a probe jack for accommodating the video probe 22 on one side of the vent 14, so The inner surface of the probe socket 12 is sealed with a transparent material to form a blind end.

In this visible laryngeal mask, the outside of the airbag seat 12 is provided with a probe jack on one side of the air vent, and the probe jack is closed with a transparent material on the inner surface of the airbag seat 12 to become a blind end. The probe socket is provided with a video probe 22 on the inner side of the blind end. During the insertion of the laryngeal mask, the video probe 22 faces the glottis and can observe the secretions and bleeding in the oral cavity in real time through the external monitor 21. Mask alignment to make timely adjustments, reduce the chance of laryngeal mask insertion failure, and improve the quality of laryngeal mask placement; when guiding tracheal intubation, you can instantly understand the situation so that timely adjustments can be made, reducing repeated trial insertions The resulting oral cavity, throat injury and bleeding.

In the present utility model, the signal transmission device can adopt wireless (Bluetooth connection) or wired transmission mode. As a preferred embodiment of the present utility model, the signal transmission device includes a cable 23 drawn from the video probe 22, and the The far end of the cable 23 is connected to the video probe 22 , and the near end is provided with a connector 24 that can be connected to an external display 21 . In order to facilitate operation, a slot for accommodating the cable can be provided along the outer wall of the airway tube 11 , and the cable 23 can be inserted into the slot to avoid exposure during insertion or removal of the laryngeal mask.

An inflation tube 15 is provided on the air bag 13 , and an indicator air bag 16 and an inflation valve 17 are arranged at the proximal end of the inflation tube 15 . When the visual laryngeal mask is placed, it is inserted into the larynx through the patient's pharynx. After the laryngeal mask is inserted correctly, the air bag 13 is inflated through the inflation valve 17. The inflated air bag 13 is in close contact with the laryngeal wall and opens the larynx. Finally, the airway tube 11 on the laryngeal mask is used to quickly establish a supraglottic breathing channel for the patient.

In addition, the utility model also includes an anesthesia pipeline 18 , the distal end of which is formed on the airbag seat 12 facing the blind end, and a syringe connector 19 is provided at the proximal end of the anesthesia pipeline 18 . The distal end of the anesthesia pipeline 18 is attached to the surface of the air bag seat 12, and after bypassing the air bag 13, it merges with the inflation tube 15 into one tube, and the inside of the one tube forms two separate lumens . An anesthesia pipeline 18 is set in the utility model, which can be used to flush the accumulated secretions at the blind end of the video probe 22 with a syringe, so as to ensure a clear display when the video probe 22 is inserted. In addition, an anesthetic agent can also be injected through the anesthesia pipeline 18, so as to perform local anesthesia on the glottis and the upper and lower parts of the glottis.

As a preferred embodiment of the present invention, the proximal end of the airway tube 11 is provided with a transition joint 10, and the transition joint 10 facilitates external connection of the laryngeal mask to ventilators and other equipment.

Of course, the present invention is not limited to the above-mentioned embodiments. Those skilled in the art can also make equivalent modifications or replacements without violating the spirit of the present utility model. These equivalent modifications or replacements are all included in the claims of this application. within the limited range.

Claims (7)

1. A multifunctional visual laryngeal mask, characterized in that: it includes a laryngeal mask body and a visual system, and the laryngeal mask body includes an airway tube, an air bag seat mounted on the far end of the airway tube and surrounding the The airbag on the edge of the airbag seat, the airbag seat is provided with a ventilating port leading to the airway catheter, and the video system includes an external display, a video probe, and a signal that transmits the signal of the video probe to the external display In the transmission device, a probe socket for accommodating the video probe is provided on the outside of the airbag seat on one side of the air vent, and the probe socket is closed with a transparent material on the inner surface of the airbag seat to form a blind end. 2. The multifunctional visual laryngeal mask according to claim 1, characterized in that: the signal transmission device includes a cable led out from the video probe, the far end of the cable is connected to the video probe, The near end is provided with a connector that can be connected with an external monitor. 3 . The multifunctional visual laryngeal mask according to claim 2 , wherein a slot for accommodating the cable is provided along the outer wall of the airway tube. 4 . 4. The multifunctional visual laryngeal mask according to claim 1, 2 or 3, characterized in that: the air bag is provided with an inflation tube, and the proximal end of the inflation tube is provided with an indicating air bag and an inflation valve. 5. The multifunctional visual laryngeal mask according to claim 4, characterized in that: it also includes an anesthesia pipeline, the far end of the anesthesia pipeline forms an opening facing the blind end on the airbag seat, and the proximal end of the anesthesia pipeline With syringe connector. 6. The multifunctional visual laryngeal mask according to claim 5, characterized in that: the distal end of the anesthesia tube is attached to the surface of the airbag seat, and merges with the inflatable tube after bypassing the airbag A one-piece tube with two separate lumens formed inside the one-piece tube. 7. The multifunctional visual laryngeal mask according to claim 1, 2 or 3, characterized in that: the proximal end of the airway tube is provided with a transition joint.