CN210019277U

CN210019277U - Wireless visual laryngoscope for observing and guiding tracheal intubation

Info

Publication number: CN210019277U
Application number: CN201920382755.0U
Authority: CN
Inventors: 王明宇; 王振国; 王禄逊
Original assignee: Ningxia Saichuang Medical Technology Co Ltd
Current assignee: Ningxia Saichuang Medical Technology Co Ltd
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2020-02-07
Anticipated expiration: 2029-03-25

Abstract

The embodiment of the utility model discloses laryngoscope is used in guide is observed to wireless visual trachea cannula, including tube core, wireless handle and display, the tube core is connected with wireless handle, wireless handle and display signal connection, and the tube core includes the pipe shaft, the cover establishes the locator on the pipe shaft, fixed mounting is at the connecting terminal of locator one end and the stainless steel cover of fixed mounting at the pipe shaft other end, contains camera and light source in the stainless steel cover, and the locator is the coniform of directional stainless steel cover and is reserved on the side has the opening gap. The positioner freely slides along the pipe body in a normal state, an opening gap of the positioner shrinks inwards after the positioner is inserted into a plastic opening of the catheter, and the friction force between the positioner and the pipe body is increased after the positioner deforms under stress, so that the positioning is realized. The split type medical instrument has the advantages of small volume, light weight, convenience for clinical operation, small stimulation to patients in clinical use, suitability for patients with small opening degree, megahyoplasty, large epiglottis or other abnormal oral cavity structures, and suitability for patients with high glottis and blocked head movement.

Description

Wireless visual laryngoscope for observing and guiding tracheal intubation

Technical Field

The embodiment of the utility model provides a relate to medical instrument technical field, concretely relates to laryngoscope is used in guide is observed to wireless visual trachea cannula.

Background

Because the throat position is deep, the physiology structure is complicated, can not directly peep, can use the laryngoscope as the assistance when anesthesia operation carries out the trachea cannula. Laryngoscopes are classified into general laryngoscopes and visual laryngoscopes. The front end of the common laryngoscope is provided with a lighting bulb, the laryngoscope is placed in the oral cavity of a patient during operation, the oral cavity and the throat part of the patient form a straight line through external force, and doctors are helped to see the structure of the oral cavity and the throat part clearly through optical refraction; the visual laryngoscope is additionally provided with a camera at the front end of the common laryngoscope, the camera is connected with a display, and the oropharynx structure is seen through the display.

The problems existing in the prior art are as follows: the external structural member is made of hard or soft glass fiber materials, and cannot be shaped and bypass the epiglottis and other operations; the display part and the imaging part can not be separated, and the part in contact with the human body is troublesome to disinfect and can not be used for one time; large volume, heavy weight and inconvenient clinical use.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a wireless visual endotracheal intubation observes guide and uses laryngoscope to solve the inconvenient problem of use that leads to because the structure is complicated among the prior art.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:

the utility model provides a wireless visual trachea cannula observes laryngoscope for guide, includes tube core, wireless handle and display, the tube core is connected with wireless handle, wireless handle and display signal connection, the tube core includes the pipe shaft, overlaps establishes locator, fixed mounting on the pipe shaft at the connecting terminal of locator one end and the stainless steel bushing of fixed mounting at the pipe shaft other end, contain camera and light source in the stainless steel bushing, the locator is the coniform of directional stainless steel bushing and reserves the opening gap on the side.

By adopting the technical scheme, the positioner freely slides along the pipe body in a normal state, the opening gap of the positioner shrinks inwards after the catheter plastic opening is inserted, the friction force between the positioner and the pipe body is increased after the positioner deforms under stress, and positioning is realized. The split type medical instrument has the advantages of small volume, light weight, convenience for clinical operation, small stimulation to patients in clinical use, suitability for patients with small opening degree, megahyoplasty, large epiglottis or other abnormal oral cavity structures, and suitability for patients with high glottis and blocked head movement. The requirement on the body position of a patient is low during clinical airway intubation, the whole course of the intubation process is wireless and visible, a doctor does not need to bend the patient mouth to the mouth for intubation, the labor intensity is reduced, and meanwhile, cross infection between the doctor and the patient is avoided.

Preferably, connecting terminal includes terminal shell and audio frequency joint and with terminal shell integrated injection moulding's magnetism iron sheet of inhaling, wireless handle includes handle shell, USB interface, handle function button, information display screen and tube core connection socket, tube core connection socket includes plug socket and strong magnetism magnetic ring.

By adopting the technical scheme, the tube core and the wireless handle adopt the quick magnetic suction interface, so that the combination and the separation are convenient.

Preferably, the terminal housing is provided with a limiting groove, and the tube core connecting socket is fixedly provided with a limiting column matched with the limiting groove.

Through adopting above-mentioned technical scheme, spacing groove and spacing post can effectively guarantee that the plug can not take place to rotate because of external torsion after connecting.

Preferably, the pipe body comprises an inner metal pipe and an outer plastic outer skin, and a lead is arranged in the plastic outer skin.

By adopting the technical scheme, the metal pipe with moderate hardness is arranged in the pipe body, can be bent at any angle, does not rebound after being bent, and has a shaping memory function.

Preferably, the display is a liquid crystal display, the liquid crystal display is flat, and the surface of the screen is integrated with the solid keys.

By adopting the technical scheme, the multifunctional operation of brightness adjustment, frequency band selection, video recording and the like is facilitated. The liquid crystal display is internally provided with a software system, can optimize images and can record observation videos.

According to the utility model discloses an embodiment has following advantage:

1. the product adopts split design, has small volume and light weight, and is convenient for clinical operation.

2. The pipe core and the wireless handle in the product adopt the quick magnetic suction interface, so that the combination and the separation are convenient.

3. The tube core and the tube body of the product adopt a composite structure, can be molded, and has a memory function after being molded. The core tube body has a small diameter, can be inserted into a standby trachea, is inserted into an airway together with the trachea, bypasses or lifts the epiglottis to carry out laryngeal cavity deep observation, and achieves the auxiliary observation of the whole operation process. The tube core is contacted with the human body, and can be used as a consumable to realize disposable use in order to avoid cross infection among patients.

4. The wireless handle of the product is connected with the liquid crystal display in a wireless mode, and a plurality of groups of channels are convenient to select. The liquid crystal display is in a flat plate shape, and solid keys are integrated on the surface of a screen, so that the liquid crystal display is convenient for various functional operations such as brightness adjustment, frequency band selection, video recording and the like. The liquid crystal display is internally provided with a software system, can optimize images and can record observation videos.

5. The product has small stimulation to patients in clinical use, is suitable for patients with small mouth opening degree, megahyosis, large epiglottis or other abnormal oral cavity structures, and is also suitable for patients with high glottis and blocked head movement. The requirement on the body position of a patient is low during clinical airway intubation, the whole course of the intubation process is wireless and visible, a doctor does not need to bend the patient mouth to the mouth for intubation, the labor intensity is reduced, and meanwhile, cross infection between the doctor and the patient is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall structure of a laryngoscope according to an embodiment of the invention;

fig. 2 is a schematic structural view of a connection terminal of a laryngoscope according to an embodiment of the invention;

FIG. 3 is an external view of a locator of a laryngoscope according to an embodiment of the invention;

FIG. 4 is a cross-sectional view of the tube core and tube body of the laryngoscope according to the embodiment of the invention;

fig. 5 shows the internal structure of the stainless steel sheath of the laryngoscope according to the embodiment of the invention;

FIG. 6 shows a combination of a stainless steel sleeve and a body of a laryngoscope according to an embodiment of the invention;

fig. 7 is a schematic view of the wireless handle structure of the laryngoscope according to the embodiment of the invention;

fig. 8 is a schematic view of the back of a wireless handle of a laryngoscope according to an embodiment of the invention;

fig. 9 is a wireless handle and tube core connection socket component of a laryngoscope according to an embodiment of the invention;

fig. 10 is a schematic view of a liquid crystal display of a laryngoscope according to an embodiment of the invention.

In the figure: 1. a die; 11. a tube body; 111. a metal tube; 112. plastic rubber skin; 113. a wire; 12. a positioner; 121. opening a gap; 13. a connection terminal; 131. a terminal housing; 1311. a limiting groove; 1312. a limiting column; 132. an audio connector; 133. magnetically attracting the iron sheet; 14. a stainless steel sleeve; 141. a structural member; 142. a camera module; 143. plastic lenses; 144. a metal screw; 2. a wireless handle; 21. a handle housing; 22. a USB interface; 23. a handle function key; 24. an information display screen; 25. a tube core connection socket; 251. a plug base; 252. a strong magnetic ring; 3. a display; 31. a power supply key; 32. a charging USB interface; 33. an aluminum housing; 34. a liquid crystal screen; 35. display function keys.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, a laryngoscope for observing and guiding a wireless visible tracheal intubation, which comprises a tube core 1, a wireless handle 2 and a display 3, wherein the tube core 1 is connected with the wireless handle 2, the wireless handle 2 is in signal connection with the display 3, the tube core 1 comprises a tube body 11, a positioner 12 sleeved on the tube body 11, a connecting terminal 13 fixedly installed at one end of the positioner 12 and a stainless steel sleeve 14 fixedly installed at the other end of the tube body 11, the stainless steel sleeve 14 contains a camera and a light source, the positioner 12 is conical and points to the stainless steel sleeve 14, and an opening gap 121 is reserved on the side edge.

The positioner 12 freely slides along the pipe body 11 in a normal state, the opening gap 121 of the positioner 12 shrinks inwards after the catheter plastic opening is inserted, and the friction force between the positioner 12 and the pipe body 11 is increased after the positioner 12 deforms under stress, so that positioning is realized. The split type medical instrument has the advantages of small volume, light weight, convenience for clinical operation, small stimulation to patients in clinical use, suitability for patients with small opening degree, megahyoplasty, large epiglottis or other abnormal oral cavity structures, and suitability for patients with high glottis and blocked head movement. The requirement on the body position of a patient is low during clinical airway intubation, the whole course of the intubation process is wireless and visible, a doctor does not need to bend the patient mouth to the mouth for intubation, the labor intensity is reduced, and meanwhile, cross infection between the doctor and the patient is avoided.

The total length of the tube core 1 is 435mm, the diameter of the tube body 11 and the front end of the tube core 1 is smaller than 5mm, the connecting terminal 13 comprises a terminal shell 131, an audio connector 132 and a magnetic iron sheet 133 integrally injection-molded with the terminal shell 131, the wireless handle 2 comprises a handle shell 21, a USB interface 22, a handle function key 23, an information display screen 24 and a tube core connecting socket 25, the tube core connecting socket 25 comprises a plug socket 251 and a strong magnetic ring 252, the shell of the connecting terminal 13 is made of plastic materials, the audio terminal and the magnetic iron sheet 133 and the terminal shell 131 adopt an integral injection molding process of a mold, and tolerance size is guaranteed. The terminal housing 131 is provided with a limiting groove 1311, the die connecting socket 25 is fixedly provided with a limiting post 1312 matched with the limiting groove 1311, and the plug limiting groove 1311 can effectively ensure that the plug cannot rotate due to external torsion after connection. The tube core 1 and the wireless handle 2 adopt a quick magnetic suction interface, so that the combination and the separation are convenient.

Referring to fig. 2, the locator 12 is conical, an opening gap 121 with a width of 1mm is reserved on the side, and the locator 12 is integrally injection-molded by soft plastic to ensure the dimensional tolerance.

The middle part of the connecting terminal 13 and the stainless steel sleeve 14 of the tube core 1 is a tube body 11 which is used for connecting and fixing the connecting terminal 13 and the stainless steel sleeve 14. A signal lead 113 is arranged in the pipe body 11 and can transmit an electronic signal of a camera in the stainless steel sleeve 14 to an audio plug of the connecting terminal 13. The metal pipe 111 with moderate hardness is arranged in the pipe body 11, can be bent at any angle, does not rebound after being bent, and has the function of shaping and memorizing.

As shown in fig. 4, the tube body 11 is divided into two layers from inside to outside: the inner layer is a metal tube 111, and the outer layer is a coating medical plastic sheath 112. The outer plastic sheath 112 is provided with 4 wires 113 inside, and the 4 wires are evenly distributed at 11390 degrees and are insulated from each other. Wherein the metal tube 111 and the plastic sheath 112 are concentric, and the metal tube 111 is insulated from the conductive wire 113.

The front end of the tube body 11 is provided with a camera module 142 for collecting images, and the camera module 142 belongs to a precision electronic component and is installed in the stainless steel sleeve 14 for protection. A plastic lens is also used for protection at the front end of the camera module 142. The stainless steel sleeve 14 is a U-shaped hollow structure, and the tail portion is connected to the tube body 11 through a structural member 141. The front end of the tube body 11 is provided with a stainless steel sleeve 14. The cavity of the stainless steel sleeve 14 is internally provided with a structural member 141, a camera module 142 and a plastic lens 143. The selected camera module 142 has the LED light supplementing function. The plastic lens 143 is made of high-purity transparent plastic and is processed by a CNC (computerized numerical control) process.

Referring to fig. 5-6, in the tube drawing operation in clinical use, the stainless steel sleeve 14 and the tube body 11 need to be firmly and reliably connected in order to prevent the stainless steel sleeve 14 at the front end of the tube body 11 from falling off. The structure member 141 in the stainless steel sleeve 14 is provided with a screw position for fixing the metal tube 111 of the tube body 11, and the metal member can be firmly connected with the metal tube 111 in the tube body 11 through one screw. And the pipe body 11 is tightly combined with the stainless steel sleeve 14 through the structural member 141, so that the firm connection between the pipe body 11 and the stainless steel sleeve 14 is completed. The structural member 141 in the stainless steel sleeve 14 is fixedly connected with the metal pipe 111 in the middle of the pipe body 11 by a metal screw 144. The stainless steel sleeve 14 is in interference fit with the structural member 141, so that firm connection is realized.

As shown in fig. 7-9, the wireless handle 2 is connected to the die 1 for use, and can process and convert the video image signal of the die 1 and perform wireless transmission. The wireless handle 2 has small and exquisite appearance and light weight, and is convenient for clinical operation. The wireless handle 2 contains an electronic circuit and a DSP processor and is provided with embedded software. The wireless handle 2 supports screen display and can indicate the battery power, the transmitting channel and other status signals. A lithium ion battery is arranged in the wireless handle 2 and is charged through a USB external port. The shell of the wireless handle 2 is formed by plastic injection molding, corrosion-resistant UV is sprayed on the surface of the shell, and the shell can be repeatedly wiped and disinfected by using a disinfection reagent. The wireless handle USB interface 22 has a protection circuit inside, through which an external adapter charges the internal battery. The wireless handle function key 23 can control a handle power switch and can be used for changing the wireless transmission frequency in short time. The wireless handle 2 is connected with the tube core 1 through the tube core 1 connecting interface, and after connection, the video data collected by the tube core 1 can be transmitted through the secondary interface and power is supplied to the tube core 1. The screw hole of the shell of the wireless handle 2, the USB interface 22 and other parts are sealed by soft silica gel plugs, so that external liquid is prevented from entering, and the handle shell 21 can be conveniently and clinically wiped and disinfected.

As shown in fig. 10, the liquid crystal display 3 receives the signal transmitted by the wireless handle 2, decodes the signal, and drives the liquid crystal screen to display the signal. The liquid crystal display 3 is flat, light in weight and convenient for clinical use. The image signal optimization processing device comprises an electronic circuit, a DSP processor and embedded software, and can realize the optimization processing of the image signal. The liquid crystal display 3 is internally provided with a digital memory, and the embedded software supports the real-time video recording of image signals. The software supports an IPS high-definition color liquid crystal screen, and the background brightness of the screen can be conveniently adjusted through keys. The liquid crystal display 3 is provided with a lithium ion battery, and is charged through a USB external port.

The exterior of the liquid crystal display 3 is provided with a power key 31, a charging USB interface 32 with protection, an aluminum shell 33, a liquid crystal screen 34, a display function key 35 and the like. The power key 31 of the liquid crystal display 3 can control the power switch, and the forced shutdown reset can be realized by long time pressing. The charging USB interface 32 has a protection circuit inside, through which an external adapter charges an internal battery. The outer shell of the liquid crystal display 3 is made of metal aluminum, the surface of the outer shell is oxidized, and the outer shell can be repeatedly wiped and disinfected by a disinfectant. Display function keys 35 function: refreshing images, recording videos, setting a receiving frequency band and setting the display brightness of a liquid crystal screen. In clinical use, an operator generally takes protective gloves, and the traditional touch operation is inconvenient. The product is provided with solid keys for convenient clinical application, and can facilitate operation under various scenes. The operation keys of the liquid crystal display 3 are located on the right side of the body screen.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a laryngoscope for guide is observed to wireless visual trachea cannula which characterized in that: including tube core (1), wireless handle (2) and display (3), tube core (1) is connected with wireless handle (2), wireless handle (2) and display (3) signal connection, tube core (1) is established locator (12), fixed mounting at the connecting terminal (13) of locator (12) one end and stainless steel sleeve (14) of fixed mounting at the tube body (11) other end including tube body (11), cover, contain camera and light source in stainless steel sleeve (14), locator (12) are the coniform of directional stainless steel sleeve (14) and reserve on the side has opening gap (121).

2. The laryngoscope for viewing and guiding a wireless visual endotracheal intubation according to claim 1, wherein: connecting terminal (13) include terminal shell (131) and audio frequency joint (132) and inhale iron sheet (133) with terminal shell (131) integrative injection moulding's magnetism, wireless handle (2) include handle shell (21), USB interface (22), handle function button (23), information display screen (24) and tube core connection socket (25), tube core connection socket (25) are including plug socket (251) and strong magnetism magnetic ring (252).

3. A wireless visual laryngoscope for viewing and guiding intubation according to claim 2, wherein: the terminal shell (131) is provided with a limiting groove (1311), and the die connecting socket (25) is fixedly provided with a limiting column (1312) matched with the limiting groove (1311).

4. The laryngoscope for viewing and guiding a wireless visual endotracheal intubation according to claim 1, wherein: the pipe body (11) comprises an inner metal pipe (111) and an outer plastic outer skin (112), and a lead (113) is arranged in the plastic outer skin (112).

5. The laryngoscope for viewing and guiding a wireless visual endotracheal intubation according to claim 1, wherein: the display (3) is a liquid crystal display (3), the liquid crystal display (3) is flat, and solid keys are integrated on the surface of a screen.