CN215078277U - Disposable laryngoscope lens - Google Patents

Abstract

The utility model belongs to the technical field of the medical treatment consumptive material and specifically relates to a disposable laryngoscope piece, including sleeve pipe, tongue depressor and deflector, the upper surface of deflector, tongue depressor and the sheathed tube upper surface smooth linking, the tongue depressor is provided with first perk and second perk along the extending direction of sheathed tube upper surface, and first perk passes through fillet smooth transition with the second perk, and first perk setting is being close to sheathed tube one end, and the second perk setting is keeping away from sheathed tube one end. The utility model provides a tongue depressor portion has laryngoscope piece of two perps, wherein the angle of second perps is big in the angle of first perps relatively, and the length of the upper surface of first perps is big than the length of the upper surface of second perps, and the second perps can provide great angle, makes the difficult air flue patient can intubate smoothly under the guide of the second perps of laryngoscope piece, consequently the utility model provides a laryngoscope piece can use ordinary patient, can use difficult air flue patient again.

Description

Disposable laryngoscope lens

Technical Field

The utility model belongs to the technical field of medical treatment consumptive material and specifically relates to a disposable laryngoscope piece.

Background

Visual laryngoscopes are a new type of visual intubation system developed in recent years. The operation of visual laryngoscope is the same with traditional laryngoscope, puts into the throat with the laryngoscope, then can be directly perceived clear demonstration throat portion structure through the display screen, and the glottis shows clearly, compares with traditional laryngoscope, and its advantage is that more traditional laryngoscope intubate is convenient some, and the rate of accuracy is higher some. Therefore, the use of a visual laryngoscope to complete the endotracheal intubation is currently in common use by various hospitals.

The general process of the operation of the visual laryngoscope assisted intubation: 1. starting a laryngoscope and installing a disposable laryngoscope lens; 2. the laryngoscope is inserted into the middle of the oral cavity, the epiglottis is picked up, and the glottis is exposed; 3. inserting a trachea cannula with a proper type into the mouth along the guiding radian of the laryngoscope lens, and sending the trachea cannula into the airway through the glottis; 4. the disposable laryngoscope lens is discarded and the laryngoscope is closed.

For the patients in surgery, about 10% of patients may suffer from difficult intubation, and the main reason for the difficult intubation of the trachea is that three anatomical axes, namely an oral axis, a pharyngeal axis and a laryngeal axis, exist between the oral cavity and the trachea, if the patients have obesity, short neck, small jaw, huge tongue, high larynx and other reasons, the three axes of the oropharyngeal larynx of the patients cannot be coincided, the laryngoscope cannot enter the oral cavity, and the obstruction and the variation in the intubation operation path can cause the exposure of the glottis and the difficult intubation of the trachea.

The existing disposable laryngoscope lens on the market has insufficient cocking angle of a tongue depressor, so that the tracheal patients with the difficulties often see but cannot insert the disposable laryngoscope lens when intubatton.

Therefore, the development of the laryngoscope lens which can solve the problem that difficult intubation is difficult for patients with difficult airways has great significance.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, a disposable laryngoscope lens is provided.

The utility model provides a disposable laryngoscope piece, includes sleeve pipe, tongue depressor and deflector, the tongue depressor sets up in sheathed tube one end, the sheathed tube other end is provided with elastic hasp, the deflector sets up in sheathed tube one side, the upper surface of deflector, tongue depressor and sheathed tube upper surface smooth linking, the tongue depressor is provided with first perk and second perk along the extending direction of sheathed tube upper surface, first perk and second perk pass through fillet smooth transition, first perk sets up in the one end that is close to the sheathed tube, the second perk sets up and is keeping away from sheathed tube one end.

Preferably, the included angle between the upper surface of the first turn-up and the upper surface of the second turn-up is 5-40 °.

Preferably, the length of the upper surface of the first tilt is c, the length of the upper surface of the second tilt is d, and c is greater than d.

Preferably, the tongue depressor is connected with the sleeve through a reinforcing rib.

Preferably, one end of the sleeve, which is far away from the elastic buckle, is provided with a light-transmitting sheet.

Advantageous effects

The disposable laryngoscope lens has the following effects:

the utility model provides a tongue depressor portion has laryngoscope piece of two perps, wherein the angle of second perps is big in the angle of first perps relatively, and the length of the upper surface of first perps is big than the length of the upper surface of second perps, and the second perps can provide great angle, makes the difficult air flue patient can intubate smoothly under the guide of the second perps of laryngoscope piece, consequently the utility model provides a laryngoscope piece can use ordinary patient, can use difficult air flue patient again.

Drawings

Fig. 1 is a perspective view of a first viewing angle of an embodiment of the present invention;

fig. 2 is a perspective view from a second perspective of an embodiment of the present invention;

fig. 3 is a perspective view of a third viewing angle of an embodiment of the present invention;

fig. 4 is a front view of an embodiment of the invention;

fig. 5 is a left side view of an embodiment of the invention;

fig. 6 is a top view of an embodiment of the invention;

FIG. 7 is a schematic view showing a state of use of a laryngoscope blade according to the prior art;

fig. 8 is a schematic view of a usage state of the embodiment of the present invention;

the figures are labeled as follows:

1-sleeve, 11-light-transmitting sheet, 2-tongue depressor, 2 a-first tilting, 2 ab-round corner, 2 b-second tilting, 3-guide plate, 4-reinforcing rib, 5-elastic hasp, 6-tracheal cannula, 7-camera, 8-glottis and 9-tongue depressor in the prior art.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Fig. 7 is a schematic view showing the state of use of the laryngoscope blade of the prior art, in which the glottis 8 of some difficult airway patients can be seen on the screen during laryngoscope operation because the camera 7 has a certain angle of view. However, because the curvature of the end of the tongue depressor 9 of the laryngoscope blade in the prior art is limited, and the tracheal cannula 6 has certain rigidity, the tracheal cannula 6 is difficult to be smoothly inserted into the glottis 8 when being delivered into the oral cavity along the curvature of the tongue depressor 2.

A disposable laryngoscope piece as shown in fig. 1 to 6, includes sleeve 1, tongue depressor 2 and deflector 3, tongue depressor 2 sets up the one end at sleeve 1, the other end of sleeve 1 is provided with elasticity hasp 5, deflector 3 sets up the one side at sleeve 1, the upper surface of deflector 3, the upper surface of tongue depressor 2 and the upper surface smooth joint of sleeve 1, its characterized in that, tongue depressor 2 is provided with first perk 2a and second perk 2b along the extending direction of sleeve 1's upper surface, first perk 2a and second perk 2b pass through fillet 2ab smooth transition, first perk 2a sets up the one end of being close to sleeve 1, second perk 2b sets up the one end of keeping away from sleeve 1. The fillet 2ab is processed to avoid injuring the tongue and other tissues of a patient, mechanical stimulation is reduced, the laryngoscope lens can be attached to the human throat, the laryngoscope is more easily placed, and the intubation success rate is improved.

The included angle between the upper surface of the first turn-up 2a and the upper surface of the second turn-up 2b is 5-40 deg. The laryngoscope blade should firstly meet the normal use requirements of the ordinary patient, and the endotracheal tube 6 can be inserted into the proper position basically along the arc of the first tilting 2a when the laryngoscope blade is used by the ordinary patient. In the use process of the laryngoscope lens for a few patients with difficult airways, because the angle of the second tilting 2b is large enough, the distance of the tongue pressing plate 2 for pressing the tongue is enough to expose the glottis 8, the tracheal intubation tube 6 is sent inwards along the radian of the second tilting 2b, and when the oral axis, the pharyngeal axis and the laryngeal axis are coincident or close to coincident, the glottis 8 is exposed, and the tracheal intubation tube 6 is completed. Therefore, the utility model discloses can satisfy ordinary patient and difficult air flue patient.

Medical staff can change the laryngoscope lens of different perk angles of suitable patient according to patient's actual need in real time, has improved the availability factor and the accuracy of laryngoscope lens. In this embodiment, the angle between the upper surface of the first tilt 2a and the upper surface of the second tilt 2b is 20 °, which is generally sufficient to expose the glottis and is suitable for most patients with difficult trachea.

The length of the upper surface of the first turn-up 2a is c, the length of the upper surface of the second turn-up 2b is d, and c is greater than d. Fig. 8 is a schematic view of the usage state of the embodiment of the present invention, in which the laryngoscope blade mainly guides the first tilting 2a, and the laryngoscope blade secondarily guides the second tilting 2 b. For the difficult tracheal patient, after the laryngoscope lens is inserted, the angle of the tracheal intubation 6 deviating from the glottis 8 is not too large, that is, the tracheal intubation 6 is firstly sent inwards along the radian of the first tilt 2a, if the tracheal intubation 6 cannot be smoothly inserted into the glottis 8, the tracheal intubation 6 rotates around the round angle 2ab between the first tilt 2a and the second tilt 2b as a pivot, so that the tracheal intubation 6 is changed to be inserted along the second tilt 2b along the first tilt 2a, therefore, the length d of the upper surface of the second tilt 2b does not need to be too long, and is smaller than the length c of the upper surface of the first tilt 2a, otherwise, the use of the common patient is influenced.

The tongue depressor 2 is connected with the sleeve 1 through a reinforcing rib 4. The laryngoscope blade is usually made of high-light-transmission resin or plastic, the resin or plastic is soft, the tongue depressor 2 is easy to deform when the laryngoscope blade presses down the tongue, and the reinforcing rib 4 is additionally arranged in the direction of the main stress of the tongue depressor 2, so that the bending strength and the stability of the laryngoscope blade are improved, and the tongue depressor 2 is prevented from breaking.

And a light transmitting sheet 11 is arranged at one end of the sleeve 1 far away from the elastic buckle 5. The laryngoscope lens needs to be matched with a laryngoscope for use, the laryngoscope comprises a display screen component and a handle component, the handle component is provided with a bent pipe, one end of the bent pipe is provided with a camera 7, the sleeve 1 is sleeved on the bent pipe, and the elastic buckle 5 is buckled on a corresponding bulge of the handle component to position the laryngoscope lens. The camera 7 is electrically connected with the display screen component, the camera 7 is powered by the display screen component, the camera 7 penetrates through the light-transmitting sheet 11 to collect images in the trachea of the patient, and the signal output of the camera 7 is transmitted to the display screen to be watched by medical staff in real time.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (5)

1. A disposable laryngoscope lens comprises a sleeve (1), a tongue depressor (2) and a guide plate (3), the tongue depressor (2) is arranged at one end of the sleeve (1), the other end of the sleeve (1) is provided with an elastic hasp (5), the guide plate (3) is arranged on one side of the sleeve (1), the upper surface of the guide plate (3), the upper surface of the tongue depressor (2) and the upper surface of the sleeve (1) are smoothly connected, characterized in that the tongue depressor (2) is provided with a first tilting (2a) and a second tilting (2b) along the extending direction of the upper surface of the sleeve (1), the first and second ridges (2a, 2b) smoothly transition through rounded corners (2ab), the first tilting (2a) is arranged at one end close to the sleeve (1), and the second tilting (2b) is arranged at one end far away from the sleeve (1).

2. A disposable laryngoscope blade as claimed in claim 1, wherein the angle between the upper surface of the first upturned portion (2a) and the upper surface of the second upturned portion (2b) is in the range 5 ° to 40 °.

3. A disposable laryngoscope blade as claimed in claim 1, wherein the length of the upper surface of the first upturned portion (2a) is c, the length of the upper surface of the second upturned portion (2b) is d, and c is greater than d.

4. A disposable laryngoscope blade as claimed in claim 1, wherein the tongue depressor (2) is connected to the sleeve (1) by a stiffener (4).

5. A disposable laryngoscope blade according to claim 1, wherein the end of the sleeve (1) remote from the resilient catch (5) is provided with a light transmitting flap (11).

Images