CN208492040U - A kind of direct-view and visual dual-purpose laryngoscope - Google Patents

Abstract

The utility model discloses a kind of direct-views and visual dual-purpose laryngoscope, including handle and eyeglass.Eyeglass includes mirror surface, mirror edge, mirror skirt, photographic device, cannula passage；Mirror widths are 1-1.2cm, and photographic device height is 6-7mm, and the mirror with photographic device front end joint is along high 7-7.5mm.Handle includes handle cylinder, the interconnecting piece, handle cover, the switch being set on handle cover and the data line interface that connect handle and eyeglass, the power module being set to inside handle cylinder.The data cable of photographic device passes through inside interconnecting piece, connect into handle cylinder inside and with power module；Power module is connect with switch and data line interface respectively by cable.The laryngoscope size of the utility model is small and exquisite, easy to use, rapidly can implement trachea cannula to patient, can damage of the minimum level reduction to patient oral cavity；Can be using direct-view and visual two kinds of usage modes, versatility is high；Cost is conducive to be popularized in basic hospital well below visible laryngoscope on the market.

Description

A kind of direct-view and visual dual-purpose laryngoscope

Technical field

The utility model belongs to the field of medical instrument technology, specifically, the utility model relates to a kind of direct-view and visually Dual-purpose laryngoscope.

Background technique

When the patient or apply general anaesthetic that rescue breathing stops performs the operation, need to establish the respiration channel of patient.Therefore it carries out Endotracheal intubation is most basic treatment and first aid means, very crucial, and carries out endotracheal intubation operation and need by laryngoscope. Currently there are direct-views laryngoscope (also known as direct laryngoscope) and two kinds of visible laryngoscope (also known as video laryngoscope), include eyeglass with Handle two parts.Direct-view time for emerging of laryngoscope is more early, and operator holds handle portion when use, by laryngoscope blade from oral cavity along tongue Body merging is until epiglottis, then lifts epiglottis with laryngoscope blade and appear glottis, then tracheal catheter is inserted into through glottis.This laryngoscope makes With simple and convenient, but because leaning on naked-eye observation, sight may be limited with mouth opening and respiratory tract by tooth edge, be easy to deposit In parallax and blind area.For the above problem for overcoming direct-view laryngoscope, visible laryngoscope is developed.In the eyeglass front end of visible laryngoscope Provided with camera, and when handle end is provided with display device, is intubated in this way, camera is real-time by captured image It is shown on the desplay apparatus, medical staff can observe operation process and intubation orientation than relatively straightforward.

But direct-view laryngoscope in the prior art and visible laryngoscope all there is a problem of in use it is corresponding.Two kinds of laryngoscopes Lens dimension it is all thicker wider, the experience sense of patient is poor when intubation.Using direct-view laryngoscope when, to some patientss such as it is small under Situations such as jaw, front tooth protrusion, macroglossia, high larynx, easily causes intubation tired since epiglottis and glottis appear incomplete under direct-view Difficult phenomenon has then delayed the best opportunity of rescue with treatment.The display device of existing visible laryngoscope, handle end is blocked Sight not can be carried out visual cannulation；Eyeglass tail portion radian and protrusion are higher, and when gap is wider between patient teeth, or arrangement is mixed When disorderly too small with mouth opening, structure be easy to cause eyeglass merging and difficult intubation at this；And the price of visible laryngoscope is higher, base Layer hospital can not popularize, and constrain the curative activity development of basic hospital.

Utility model content

The utility model aims to solve at least direct-view laryngoscope and visible laryngoscope existing in the prior art cannot be general, visual Laryngoscope price it is high-leveled and difficult to be promoted in basic hospital, existing lens dimension is larger causes Patient Experience sense poor and be easy to block tooth The technical problems such as seam.For this purpose, the utility model provides a kind of direct-view and visual dual-purpose laryngoscope.

To achieve the goals above, the technical solution that the utility model is taken are as follows:

A kind of direct-view and visual dual-purpose laryngoscope, including laryngeal mirror lens and handle, eyeglass include arc-shaped mirror surface and mirror surface The mirror that connects along, from mirror along the side far from mirror surface to the mirror skirt extended with mirror surface opposite direction, be set on mirror surface and side Mirror surface upper space beside the photographic device, photographic device on mirror edge is cannula passage；Handle include hollow handle cylinder, The interconnecting piece of connection handle and eyeglass, the switch being set on handle cover, is set to hand at the handle cover cooperated with handle cylinder end Data line interface that handle covers, the power module for being set to handle cylinder inner space；The data cable of photographic device is worn on eyeglass Cross inside interconnecting piece, connect into inside handle cylinder and with power module, power module by cable respectively with switch and data Line interface connection.

Preferably, handle inner is additionally provided with wireless transmitter module, the data cable of photographic device successively with wireless transmission mould Block is connected with power module.

Preferably, photographic device includes miniature webcam and headlamp.

Preferably, mirror widths 1-1.2cm, the wide 2mm of mirror skirt, long 4-8cm, the wide 4-5mm of cannula passage, photographic device are high Degree is 6-7mm.

Preferably, mirror edge is close in photographic device side, and mirror surface, the mirror edge with photographic device front end joint are close in the other side High 7-7.5mm, for the mirror close to eyeglass tail portion along high 4-5mm, the mirror with photographic device front end joint is close along high 7-7.5mm The mirror of eyeglass tail portion is along high 4-5mm.

Preferably, the eyeglass end far from handle is smooth arc-shaped, starts setting up ramped shaped from the 2cm of eyeglass end Mirror edge, until when at the 4.5cm of eyeglass end mirror along height be gradually increased to 7-7.5mm, away from the 6.5cm of eyeglass end to eyeglass tail Mirror is gradually down to 4-5mm from 7-7.5mm along height when portion.

Preferably, handle cover is double-layer seal lid.

Preferably, it switchs as multi-purpose switching switch.

Preferably, data line interface is connect by data line with extraneous image display device or power supply unit.

Preferably, eyeglass is metal or plastic material.

Advantageous effects acquired by the technical solution of the utility model are:

1, the laryngoscope size of the utility model is small and exquisite, easy to use, rapidly can implement trachea cannula to patient, especially suitable For the patient of smaller, the high larynx of angle of dehiscing, energy minimum level reduces the damage to patient oral cavity, the experience sense that patient uses Preferably；

2, can be using direct-view and visual two kinds of usage modes, versatility is high；

3, the dual-purpose laryngoscope cost of the utility model is well below visible laryngoscope on the market, be conducive to basic hospital into Row popularizes, and reduces medical treatment cost, provides support to improve the Examined effect of basic hospital.

Detailed description of the invention

From following description with reference to the accompanying drawings it will be further appreciated that the utility model.Component in figure is drawn not necessarily to scale System, but focus on and show in the principle of embodiment.In the figure in different views, identical appended drawing reference is specified Corresponding part.

Fig. 1 is one of the schematic perspective view of the utility model laryngoscope；

Fig. 2 is the two of the schematic perspective view of the utility model laryngoscope；

Fig. 3 is the main view of the utility model laryngoscope；

Fig. 4 is the top view of the utility model laryngoscope；

Fig. 5 is diagrammatic cross-section of the Fig. 4 in the direction A-A；

Fig. 6 is the use state diagram that the utility model laryngoscope is used as；

Fig. 7 is the schematic diagram that the utility model laryngoscope connects exterior display device；

Appended drawing reference: 01- laryngoscope, 02- tracheal catheter, 03- human body, 04- exterior display device, 05- data line；1- hand Handle, 101- handle cylinder, 102- handle cover, 103- switch, 104- data line interface, 105- wireless transmitter module, 106- interconnecting piece, 107- data line；2- laryngeal mirror lens, 201- eyeglass end, 202- mirror surface, 203- mirror edge, 204- mirror skirt, 205- photographic device, 2051- miniature webcam, 2052- data cable, 206- cannula passage, 207- eyeglass tail portion；301- lower jaw, 302- tongue, 303- epiglottis.

Specific embodiment

In order to enable the purpose of this utility model, technical solution and advantage are more clearly understood, below in conjunction with attached drawing and its Embodiment, the present invention will be further described in detail；It should be appreciated that specific embodiment described herein is only used for solving The utility model is released, is not used to limit the utility model.To those skilled in the art, described in detail below in access Later, other systems, method and/or feature of the present embodiment will become obvious.It is intended to all such additional systems, side Method, feature and advantage are included in this specification including in the scope of the utility model, and by the appended claims Protection.In the other feature following detailed description describes the disclosed embodiments, and these characteristic roots down will accordingly Detailed description will be apparent.

Embodiment one

With reference to Fig. 1 and Fig. 2, the laryngoscope of the present embodiment, including handle 1 and laryngeal mirror lens 2.Eyeglass 2 is metal material, including The eyeglass end 201 that is arc-shaped, mirror surface 202, mirror are along 203, mirror skirt 204, photographic device 205, cannula passage 206, eyeglass tail Portion 207.The side that mirror is located at mirror surface 202 along 203, with the side edge of mirror surface 202 and angle is about 90 ° between mirror surface 202； Mirror is provided with mirror skirt 204 along 203 other sides far from mirror surface 202, and the extending direction of mirror skirt 204 and mirror surface 202 is on the contrary, mirror skirt 204 are shorter in length than mirror along 203；The position of the middle part of mirror surface 202 to tail portion is equipped with photographic device 205, and 205 side of photographic device is tight Mirror is pasted along 203, mirror surface 202 is close in the other side, and the width of photographic device 205 is narrower than mirror surface 202；The mirror on 205 side of photographic device 202 upper space of face is cannula passage 206.The width of eyeglass 2 is 1-1.2cm, and eyeglass end 201 is smooth arc-shaped, camera shooting Device height is 6-7mm；Mirror with 205 front end joint of photographic device is along high 7-7.5mm, close to the mirror edge of eyeglass tail portion 207 High 4-5mm；204 width of mirror skirt is 2mm, length 4-8cm, and the width of cannula passage 206 is 4-5mm.Handle 1 includes hollow Handle cylinder 101, the handle cover 102 cooperated with 101 end of handle cylinder, is set to hand at the interconnecting piece 106 for connecting handle 1 and eyeglass 2 Switch 103 on handle lid 102, is set to handle cylinder at the data line interface (Fig. 1 and Fig. 2 are not shown) being set on handle cover 102 The power module of 101 inner spaces (Fig. 1 and Fig. 2 are not shown).Anti-skid bulge or groove (Fig. 1 and figure are equipped with outside handle cylinder 101 2 do not show), pass through buckle or threaded connection between handle cover 102 and handle cylinder 101.Data cable (Fig. 1 of photographic device 205 Do not shown with Fig. 2) it passes through inside interconnecting piece 106, it connect into 101 inside of handle cylinder and with power module；Power module passes through Cable is connect with switch 103 and data line interface respectively；Photographic device includes miniature webcam and headlamp, and power module is micro- Type camera and headlamp provide the energy；Power module is rechargable power supplies, and data line interface passes through data line and extraneous confession When electric installation connects, it can charge to power module.It can be fission between the handle 1 and eyeglass 2 of the present embodiment laryngoscope Formula design, or unitary design.Top when handle and eyeglass are split-type design, below eyeglass tail portion with handle Pass through bayonet or threaded connection.It is preferred that using unitary design, it is more convenient disinfection antivirus, avoids handle and eyeglass interface It sterilizes not in place.

As the improvement of the present embodiment, photographic device 205 is wrapped in a shell and (is not marked in figure), miniature video camera The data cable of head, headlamp and photographic device is set in the shell, and the shell and mirror surface 201 and mirror are along 203 one Molding.Mirror is started setting up along 203 at away from the about 2cm of eyeglass end 201；From from the about 2cm to 4.5cm of eyeglass end 201, mirror It is in ramped shaped along 203, is highly gradually increased to 7-7.5mm from zero；Away from the about 6.5cm of eyeglass end 201 to eyeglass tail portion 207, mirror Height along 203 is gradually down to 4-5mm from 7-7.5mm.

The laryngoscope of the present embodiment, overall dimensions are small and exquisite, and mirror surface width is only the half that market has laryngoscope product, patient's Use feeling is more preferable；The radian of eyeglass tail portion laryngoscope than in the prior art is gently very much, and the mirror at eyeglass tail portion is lower along height, Setting can solve the eyeglass merging when gap is wider between patient teeth or teeth arrangement is chaotic too small with mouth opening in this way And the technical issues of tracheal intubation difficulty；At the 4.5-6.5cm of eyeglass end, the height highest on mirror edge, then towards eyeglass The height in the direction of tail portion, mirror edge gradually decreases, away from the 4.5-6.5cm of eyeglass end be provided with miniature webcam, miniature video camera Grease head highness 6-7mm, mirror herein is more slightly higher than miniature video camera grease head highness along height, and it is miniature that protection can be played in laryngoscope use process Camera avoids the touchings such as tongue or oral cavity wall from polluting and influence camera sight.

With reference to Fig. 6, the laryngoscope of the present embodiment when in use, can look at the operation for carrying out tracheal catheter intubation straight.Operator Hand-held handle cylinder 1, by lower switch 103, the headlamp of 2 front end of eyeglass is lighted, and eyeglass 2 is inserted into 03 mouthful of patient, by tongue 302 Push side to, is slowly advanced until exposing glottis, then tracheal catheter 02 (is not marked from above mirror surface along cannula passage in figure Show) insertion patient airway.Existing laryngoscope compared to the prior art, mouth opening is smaller and the intubation of children in, this The laryngoscope of embodiment embodies stronger advantage, and the sense of patient's usage experience is good, and easy damaged bottleneck throat tissue, does not avoid catheterization procedure In throat bleeding or oedema.

Embodiment two

With reference to Fig. 3-5, the laryngoscope of the present embodiment is direct-view and visual dual-purpose laryngoscope, including handle 1 and laryngeal mirror lens 2, mirror Piece 2 is plastic material.With embodiment 1 the difference is that, wireless transmitter module, photographic device 205 are additionally provided with inside handle cylinder 101 Including miniature webcam 2051 and data cable 2052, data cable 2052 successively with wireless transmitter module (105) and power supply mould Block (being not marked in figure) is connected.By the way that wireless transmitter module is arranged, the picture that the laryngoscope of this programme can take camera leads to It crosses wireless signal and is sent on intelligent terminal (such as mobile phone, tablet computer, laptop, virtual display) in real time, be not necessarily to The fixed display device of setting above laryngoscope handle, greatly reduces the production cost of visible laryngoscope, price is only the prior art In video laryngoscope 20% or so, it can be achieved that basic hospital promotion and popularization.

As the improvement of the present embodiment, switch 103 is multi-purpose switching switch.When pressing lower switch for the first time, start miniature take the photograph As head and headlamp, second by lower switch, starting wireless transmitter module.By setting switching switch, the laryngoscope of this programme can To realize direct-view and visual two kinds of usage modes.As direct-view laryngoscope in use, only needing by switching next time, starting illuminates Lamp；When as visible laryngoscope, wireless transmitter module needs to carry out signal connection with extraneous intelligent terminal, therefore presses for the second time When lower switch, start wireless transmitter module.It is completed when trachea cannula operates, after taking out laryngoscope, then presses lower switch, then close camera shooting Head, headlamp and wireless transmitter module.

As the improvement of the present embodiment, handle cover 102 is double-layer seal lid.Because laryngoscope needs to be immersed in sterilised liq It carrying out disinfection, handle cover 102 is set as double-layer seal lid, and switch 103 and data line interface 104 are arranged on internal layer sealing cover, Outer layer sealing cover covers in the outside of internal layer sealing cover.When disinfection, outer layer sealing cover is put on, guarantees that thimerosal will not be from handle cover Into to corrode component.When using laryngoscope, outer layer sealing cover is removed, operable switch or use data line and data Line interface is connected.

Reference view 6 introduces the application method that trachea cannula is carried out using the dual-purpose laryngoscope of this programme.Utilize above-mentioned knot Laryngoscope 01, the trachea cannula conduit 02 of structure, are able to carry out trachea cannula as shown in FIG. 6.Firstly, making patient 03 lie on the back shape Lower jaw 301 is provoked under state；Then, the handle 1 that operator's left hand holds laryngoscope 01 is inserted into laryngoscope blade 2 from the mouth of patient 03, by tongue First 302 push left side to after be slowly advanced, until 2 top of eyeglass to epiglottis 303 and root of the tongue junction, lifts for forward upward, The front end of eyeglass 2 keeps hyoepiglottic ligament nervous, and epiglottis 303, which tilts, is close to eyeglass 2, appears glottis；Then by tracheal catheter 02 It is inserted into along the cannula passage (not marked in Fig. 6) of laryngoscope 01, as shown in the state of Fig. 6, tracheal catheter is then inserted into human body 03 it is intratracheal.Before intubation starts, the intelligent terminal (being not drawn into figure) being used cooperatively with laryngoscope 01 is got out, and open intelligence The WIFI of energy terminal.When operator presses lower switch 103 for the first time, start miniature webcam and headlamp, second by lower switch When 103, start wireless transmitter module, wireless transmitter module is by the intelligent terminal WIFI signal for searching for periphery and is attached thereto.It inserts During pipe, miniature webcam is by the transmission of video images taken to wireless transmitter module, and wireless transmitter module is again by video Signal is emitted with WIFI signal to intelligent terminal, and intelligent terminal plays video image for doctor's sight after receiving WIFI signal in real time It sees.The video image that intelligent terminal receives can be stored directly, facilitate teaching research.Certainly, between laryngoscope and intelligent terminal It can be the connection of other wireless modes such as NFC or bluetooth, as long as being able to achieve the transmission of vision signal, it is not limited here.

Embodiment three

With reference to Fig. 7, the laryngoscope of the present embodiment is direct-view and visual dual-purpose laryngoscope, including handle and eyeglass.With embodiment two Difference be, (be hand in Fig. 7 by data line 05 and intelligent terminal 04 when laryngoscope 01 in this programme is as visible laryngoscope Machine) it is connected；The data line interface (being not marked in figure) that 05 one end of data line is covered with laryngoscope handle is connect, and the other end and intelligence are eventually 04 connection of end；Intelligent terminal provides required electric power for the photographic device of laryngoscope, on intelligent terminal captured by real-time display camera Image.Laryngoscope in the present embodiment both can be used as direct-view laryngoscope, can also be used as visible laryngoscope.When as direct-view laryngoscope, It can directly be operated, without being connect with intelligent terminal；When as visible laryngoscope, radio connection or data can be used Video signal transmission is realized between line connection type and intelligent terminal.In laryngoscope application method and embodiment two in the present embodiment Laryngoscope it is essentially identical, difference is, before intubation starts, is connect using data line laryngoscope with intelligent terminal, other same behaviour Making process, details are not described herein.

This programme laryngoscope size is small and exquisite, easy to operate, and usage mode multiplicity may be reused after disinfection.Using Common intelligent terminal is as display device, instead of the fixation display device being arranged above laryngoscope handle in the prior art, Production cost can be greatly reduced, price is only 20% or so of video laryngoscope in the prior art, is conducive to be based in base It is popularized.

Although describing the utility model by reference to various embodiments above, but it is to be understood that do not departing from this reality In the case where with novel range, many changes and modifications can be carried out.Therefore, being intended to foregoing detailed description is considered as example The property shown and not restrictive, and it is to be understood that be intended to limit this practical new for following following claims (including all equivalents) The spirit and scope of type.The above embodiment is interpreted as being merely to illustrate the utility model rather than limit originally practical new The protection scope of type.After the content for the record for having read the utility model, technical staff can make the utility model each Kind change or modification, these equivalence changes and modification equally fall into the utility model claims limited range.

Claims (10)

1. a kind of direct-view and visual dual-purpose laryngoscope, including laryngeal mirror lens and handle, which is characterized in that the eyeglass includes arc-shaped Mirror surface, the mirror that connects with the mirror surface along, from the mirror along far from mirror surface the outwardly extending mirror skirt in side, be set to it is described The cannula passage by photographic device, photographic device on mirror surface；The handle include hollow handle cylinder, the connection handle with The interconnecting piece of eyeglass connects with the handle cover of handle cylinder end cooperation, the switch being set on the handle cover and data line Mouth, the power module for being set to handle cylinder inner space；The data cable of the photographic device passes through in the interconnecting piece Portion is connect into the handle cylinder and with the power module, the power module by cable respectively with the switch and Data line interface connection.

2. a kind of direct-view as described in claim 1 and visual dual-purpose laryngoscope, which is characterized in that the handle inner is additionally provided with nothing Line transmitting module, the data cable of the photographic device are successively connect with the wireless transmitter module and power module.

3. a kind of direct-view as claimed in claim 2 and visual dual-purpose laryngoscope, which is characterized in that the photographic device includes miniature Camera and headlamp.

4. a kind of direct-view as claimed in claim 3 and visual dual-purpose laryngoscope, which is characterized in that the mirror widths are 1- 1.2cm, the wide 2mm of the mirror skirt, long 4-8cm, the wide 4-5mm of cannula passage, photographic device height are 6-7mm.

5. a kind of direct-view as claimed in claim 4 and visual dual-purpose laryngoscope, which is characterized in that be close to the photographic device side The mirror surface is close in the mirror edge, the other side, and the mirror with photographic device front end joint is along high 7-7.5mm, close to eyeglass The mirror of tail portion is along high 4-5mm.

6. a kind of direct-view as claimed in claim 5 and visual dual-purpose laryngoscope, which is characterized in that the eyeglass end far from the handle Portion is smooth arc-shaped；The mirror edge of ramped shaped is started setting up from the eyeglass end 2cm, until apart from the eyeglass end When at 4.5cm, the mirror is gradually increased to 7-7.5mm along height；When away from the eyeglass end 6.5cm to the eyeglass tail portion, The mirror is gradually down to 4-5mm from 7-7.5mm along height.

7. a kind of direct-view as claimed in claim 5 and visual dual-purpose laryngoscope, which is characterized in that the handle cover is double-layer seal Lid.

8. a kind of direct-view as claimed in claim 5 and visual dual-purpose laryngoscope, which is characterized in that the switch is opened for multi-purpose switching It closes.

9. a kind of direct-view as described in claim 1 and visual dual-purpose laryngoscope, which is characterized in that the data line interface passes through number It is connect according to line with extraneous image display device or power supply unit.

10. a kind of direct-view as described in claim 1 and visual dual-purpose laryngoscope, which is characterized in that the eyeglass is metal or modeling Expect material.