CN208973804U - Laryngoscope - Google Patents

Abstract

The utility model provides a kind of laryngoscope, the operating stick including being equipped with lengthwise open handle, the spatula set on the function end and the shedding motion of holding end and function end and set on the holding end and for controlling the shedding motion；The shedding motion is the resilient bezel of several elastic piece head and the tail connection compositions, the resilient bezel is connect by connecting tube with the function end, the shedding motion is laid with drawing rope, the drawing rope sequentially pass through the resilient bezel middle part and the connecting tube, and it is connected with the operating stick, the stretching of the drawing rope is controlled by the operating stick or is loosened, and is in evagination state or flat form to control the shedding motion.The utility model laryngoscope can realize operating stick to the drawing of drawing rope by pressing operating stick easily, to make shedding motion, deformation occurs, increase the mouth opening of patient, thus increase the access that laryngeal mask enters, improve laryngeal mask and be once placed in successful probability.

Description

Laryngoscope

[technical field]

The utility model relates to the field of medical instrument technology more particularly to a kind of laryngoscopes.

[background technique]

Due to bottleneck throat position relatively depth and physiological structure is complicated, cannot directly peep and, when bottleneck throat inspection or operation, needs It is checked or is operated by laryngoscope.Laryngeal mask is widely used in general anesthesia operation, is the effective means for establishing artificial airway.Although Laryngeal mask is easy to operate, but manually merging laryngeal mask is hard to reach ideal position or encounters merging difficulty, it is sometimes desirable to repeatedly Operation or adjustment.

The factor of laryngeal mask failure is mainly related by the sagging blocking of limitation of mouth opening and tongue body.In the prior art, Chang Liyong Spatula assists laryngeal mask.Though tongue body can be pressed to a mouthful bottom using spatula auxiliary laryngeal mask, trouble cannot be effectively increased The mouth opening of person, spatula holding area equally all can lead to laryngeal mask difficulty in oral cavity midline position at the same time.If One hide using spatula pressure increase patient mouth opening, or because violence merging laryngeal mask all can caused by oral mucosa damage.

Therefore in order to overcome above-mentioned drawback, it is necessary to provide a kind of increase patient's mouth opening, increase laryngeal mask channel Laryngoscope.

[utility model content]

The purpose of this utility model is to provide one kind can rationally increase patient's mouth opening with shedding motion, increase larynx The laryngoscope in cover merging channel.

To realize the purpose, the utility model adopts the following technical solution:

A kind of laryngoscope, including be equipped with holding end and function end lengthwise open handle, set on the function end spatula and Shedding motion and set on the holding end and for controlling the operating stick of the shedding motion；

The shedding motion is the resilient bezel of several elastic piece head and the tail connection compositions, and the resilient bezel passes through connecting tube and institute Function end connection is stated, the shedding motion is laid with drawing rope, and the drawing rope sequentially passes through middle part and the institute of the resilient bezel Connecting tube is stated, and is connected with the operating stick, the stretching of the drawing rope is controlled by the operating stick or loosens, to control It states shedding motion and is in evagination state or flat form.

Preferably, the handle is integrally elongated, and the function end is set to the end of the handle, the shedding motion With the spatula two sides that be respectively arranged on the function end adjacent, the longitudinally of the spatula and the handle hangs down Directly, the spatula is connect by the fixed device of spatula with the function end.

Preferably, the spatula end is equipped with spatula interconnecting piece, and the fixed device of the spatula includes to connect First fixed part of the spatula interconnecting piece, and the second fixed part to connect the handle, first fixed part For elongate in shape, first fixed part includes the pressure tongue for opening up along its longitudinally and matching with the spatula interconnecting piece Piece card slot.

Preferably, second fixed part is strip, and one end of second fixed part is vertically connected at the function The side at end, the other end are connect with first fixed part, and second fixed part includes the fixation opened up along its longitudinally Card slot, and be arranged in the fixed card slot and can along the fixed card slot lengthwise to the fixed link moved.

Preferably, the connecting groove that the function end setting matches with the fixed card slot, and the fixed fixation The bar fixed part of bar adjusts the fixed device of the spatula relative to the handle along perpendicular to the handle side side to realize To protrusion length.

Preferably, first fixed part is equipped with light source, and power supply is arranged in the handle inner, the handle grip end End setting switch is to control opening or closing for the light source.

Preferably, the connection tube end is set as spheroidal, and the function end setting spherical groove is to realize the connection Tube end is connect with the nested type of the spherical groove.

Preferably, the shedding motion is the elastic three frame of three pieces of elastic pieces composition comprising two pieces of isometric lengthwises Type elastic piece is hinge connection between two pieces of lengthwise open elastic pieces, and angle is 10 ° -35 °.

Preferably, the handle is interior hollow structure, and the operating stick includes the first operating stick set on handle outer, with And connect first operating stick and be set to the second operating stick of the handle inner, wherein the drawing rope passes through the connection Second operating stick is connected to after pipe.

It preferably, further include the operating stick for extending to the handle outer from the handle inner and running through the operating stick Fixed plate, the surface of the operating stick fixed plate are equipped with many places detent to control the lever position.

Compared with prior art, the utility model has following advantage:

1. the shedding motion of the utility model laryngoscope is connected by drawing rope with operating stick, drawing rope is controlled by operating stick Stretching or loosen, so that controlling the shedding motion is in evagination state or flat form.On the one hand, by handle outer The first operating stick pressed, due to lever principle, can realize the second operating stick to the drawing of drawing rope easily；Another party Face, the drawing of drawing rope leads to shedding motion, and deformation occurs, to easily strut upper and lower grind one's teeth in sleep of patient, that is, increases patient's Thus mouth opening increases the access that laryngeal mask enters, reduces resistance when laryngeal mask.The front end of spatula is incorporated into the root of the tongue Tongue body is pressed to a mouthful bottom by portion, upper handle, is avoided the glossodemus damage caused by being involved in because of tongue body and firmly excessive is caused Oral mucosa damage.Laryngeal mask can be made to be easier in place, reduce laryngeal mask time and number, overcome conventional freehand The drawbacks of method, improves laryngeal mask and is once placed in successful probability, facilitates laryngeal mask operation.

2. the shedding motion of the utility model laryngoscope and the position set-up mode of spatula, can guarantee that laryngoscope is using When, resilient bezel is located at the left side of patient, and the upper and lower direction ground one's teeth in sleep on the left of elastic piece face patient, to not interfere spatula Work, the side that handle is located at spatula does not interfere the intermediate path of laryngeal mask.

3. since the oral cavity size of different patients is different, the fixed device of the spatula of the utility model laryngoscope relative to The protrusion length of handle is adjustable, considerably increases the applicability of laryngoscope.

4. in the utility model laryngoscope, the nested type connection type of connecting tube and function end realizes opener around hand The multi-angle rotation of handle facilitates the merging and taking-up of shedding motion, realizes the flexible operating of laryngoscope.

5. the fixed device of blade can be unloaded from handle, single to use as opener.

[Detailed description of the invention]

Fig. 1 is the structural schematic diagram of an exemplary embodiments of the utility model laryngoscope；

Fig. 2 is the structural schematic diagram of the utility model laryngoscope split shed device；

Fig. 3 is the side view of the utility model laryngoscope split shed device；

Fig. 4 is the structural schematic diagram of resilient bezel in the utility model laryngoscope；

The structural schematic diagram of another exemplary embodiments of Fig. 5 the utility model laryngoscope；

The structural schematic diagram of another exemplary embodiments of Fig. 6 the utility model laryngoscope.

[specific embodiment]

The utility model is further described with exemplary embodiment with reference to the accompanying drawing, it is wherein identical in attached drawing Label all refers to identical component.In addition, if the detailed description of known technology is for showing the feature of the utility model Be it is unnecessary, then omit it.

Referring to Fig. 1, a kind of laryngoscope, including being equipped with the lengthwise open handle 1 of holding end 11 and function end 12, being set to the function The spatula 2 and shedding motion 4 at end 12 and set on the holding end 11 and for controlling the operating stick of the shedding motion 4 5；

The shedding motion 4 is the resilient bezel 42 that several elastic pieces 41 connect composition from beginning to end, and the resilient bezel 42 passes through company Adapter tube 43 is connect with the function end 12, and the shedding motion 4 is laid with drawing rope 44, and the drawing rope 44 sequentially passes through described The middle part of resilient bezel 42 and the connecting tube 43, and be connected with the operating stick 5, the drawing is controlled by the operating stick 5 The stretching of rope 44 is loosened, and is in evagination state or flat form to control the shedding motion 4.

The shedding motion 4 is the elastic three frame 42 of three pieces of elastic pieces 41 composition comprising two pieces of isometric lengthwise opens Elastic piece 41 is hinge connection between two pieces of lengthwise open elastic pieces 41, and angle is 10 ° -35 °.Referring to figure 2-3, drawing rope 44 originate in the intersection of 42 top two panels elastic piece 41 of resilient bezel, and drawing rope 44 extends in the middle part of resilient bezel 42, pass through bullet Property 42 bottom of frame the middle part of elastic piece 41 after arrive at connecting tube 43.Elastic piece 41 is preferably stainless steel thin slice, outer to be arranged Plastic coating, to increase the comfort level of patient.In the utility model laryngoscope, the set-up mode of drawing rope 44 can guarantee to lead Drag-line 44 by traction action after, elastic deformation can occur for all elastic 41 of resilient bezel 42, in conjunction with Fig. 4, work as bullet Property frame 42 is arc-shaped after deformation occurs, can be increased patient's opening degree as much as possible, while more fitting in the shape of the mouth as one speaks of patient, be subtracted The sense of discomfort of few patient.

Recombine Fig. 3, it is preferable that in order to adapt to the actual use scene of shedding motion 4, connecting tube 43 is set as bending shape Extended length of the shedding motion 4 relative to function end 12 can be adjusted flexibly in the setting of shape, bending shape.Referring to Fig. 5, the company 43 end of adapter tube is set as spheroidal, the function end 12 spherical groove 123 is set with realize 43 end of connecting tube with it is described The nested type of spherical groove 123 connects.The shell type connection type of connecting tube 43 and function end 12 realizes opener around handle 1 multi-angle rotation facilitates the merging and taking-up of shedding motion 4, realizes the flexible operating of laryngoscope.

Referring to Fig. 1 and Fig. 5, whole elongated, the inner hollow of the handle 1, the function end 12 is set to the hand The end of handle 1, the length of 11 longitudinally of holding end at least account for 3/4ths of 1 length of handle, each lengthwise side Between junction transition face is set, in order to increase the contact surface of handle 1, so that holding secured.The shedding motion 4 and institute It states spatula 2 and is respectively arranged on two adjacent sides of the function end 12, the spatula 2 is the tongue shape of lengthwise, packet Spatula main body 20 is included, and is in the spatula interconnecting piece 21 of flat pattern, spatula set on 20 end of spatula main body There are two sides for main body 20, wherein the side that spatula 2 fits in patient's tongue is equipped with band, to increase and patient's tongue The frictional force in portion realizes the fixation of spatula 2.The spatula 2 is connected by the fixed device 3 of spatula with the function end 12 Connect, in one embodiment of the utility model, the fixed device 3 of the spatula be by the function end 12 one of them The vertically extending elongate in shape in side, the elongate in shape phase of the spatula interconnecting piece 21 and the fixed device 3 of the spatula Match, the longitudinally to realize the spatula 2 is vertical with the longitudinally of the handle 1.The setting of shedding motion 4 is being pressed In the anticlockwise adjacent side of tongue piece 2, and 42 opening direction of resilient bezel of shedding motion 4 is towards the spatula 2, to protect Demonstrate,prove laryngoscope when in use, resilient bezel 42 is located at the left side of patient, and the upper and lower direction ground one's teeth in sleep on the left of 41 face patient of elastic piece, To not interfere the work of spatula 2, handle 1 is located at the side of spatula 2, does not also interfere the intermediate path of laryngeal mask.

Referring to Fig. 5, the fixed device 3 of the spatula includes the first fixed part to connect the spatula interconnecting piece 21 31, and the second fixed part 32 to connect the handle 1, first fixed part 31 are elongate in shape, described first is solid Determining portion 31 includes the spatula card slot 310 for opening up along its longitudinally and matching with the spatula interconnecting piece 21.Described One end of two fixed parts 32 is vertically connected at the side of the function end 12, and the other end is connect with first fixed part 31, institute Stating the second fixed part 32 is strip, and second fixed part 32 includes the fixed card slot 321 opened up along its longitudinally, and Be arranged in the fixed card slot 321 and can along the fixed card slot 321 lengthwise to the fixed link 322 moved.Fixed link 322 both ends are fixed in the bar fixed part 122 in function end 12, pass in and out the connecting groove by the second fixed part 32 of control 121, it can be realized and adjust the fixed device 3 of the spatula relative to the handle 1 along perpendicular to 1 side surface direction of handle Protrude length.The connecting groove 121 that the setting of function end 12 matches with the fixed card slot 321, and fixation are described solid The bar fixed part 122 of fixed pole 322 adjusts the fixed device 3 of the spatula relative to the handle 1 along perpendicular to described to realize The protrusion length of 1 side surface direction of handle.Since the oral cavity size of different patients is different, fixed 3 phase of device of control spatula It is adjustable for the protrusion length of handle 1, considerably increase the applicability of laryngoscope.

First fixed part 31 is equipped with light source 311, and power supply, 1 holding end 11 of handle is arranged inside the handle 1 End setting switch 7 to control opening or closing for the light source 311.By the way that light source is arranged around spatula card slot 310 311, when can guarantee that spatula 2 is inserted into patient's throat, light is evenly distributed, and increases visual range, mentions for subsequent laryngeal mask For basis.

The operating stick 5 includes the first operating stick 51 outside the handle 1, and connect first operating stick 51 and The second operating stick 52 inside the handle 1, wherein the drawing rope 44 pass through be connected to after the connecting tube 43 it is described Second operating stick 52.Specifically, drawing rope 44 passes through short bullet along 43 direction of connecting tube between two pieces of lengthwise open elastic pieces 41 Property piece 41, be then passed through connecting tube 43, finally connect in the inside of handle 1 with the second operating stick 52.By to first outside handle 1 Operating stick 51 is pressed, and due to lever principle, can be realized the second operating stick 52 to the drawing of drawing rope 44, drawing rope 44 Drawing leads to resilient bezel 42, and deformation occurs, and two pieces of lengthwise open elastic pieces 41 so, it is possible since deformation is to two sides protrusion by patient Upper and lower grind one's teeth in sleep strut, so that oral cavity be made to magnify, provide sufficient channel for subsequent laryngeal mask.

Referring to Fig. 6, in another embodiment of the utility model, laryngoscope further includes from 1 internal stretch of handle To 1 outside of handle and through the operating stick fixed plate 6 of the operating stick 5, the surface of the operating stick fixed plate 6 is equipped with more Locate detent to control 5 position of operating stick.The position of first operating stick 51 is capable of fixing by operating stick fixed plate 6, During avoiding laryngeal mask, because the displacement of the first operating stick 51 cause 4 state of shedding motion change bring danger.

Using the method for the utility model laryngoscope merging laryngeal mask:

It guides patient to lie down, stands on patient's head side, the right hand refers to that putting on incisor on gently makes patients head swing back；

After patient oral cavity is opened, left hand holds laryngoscope handle 1, opens power supply, shedding motion 4 is protruded into patient oral cavity, is placed in Between left side is ground one's teeth in sleep up and down；

The first operating stick 51 is pressed to 1 direction of handle, the first operating stick 51 traction the second operating stick 52 to make to lead indirectly Drag-line 44 bounces back in handle 1, and deformation occurs for resilient bezel 42, and elastic piece 41 is in evagination state, grinds one's teeth in sleep be softened up and down, oral cavity quilt It struts；

Spatula 2 is inserted into spatula card slot 310,2 front end of spatula is put to root of the tongue portion, and upper handle 1 makes tongue body pressure To mouth bottom, the right hand holds suitable laryngeal mask and prolongs maxilla slide-in, and the power that is hampered stops being sent into；

After laryngeal mask success, the first operating stick 51 is unclamped, the spring leaf of shedding motion 4 restores flat form, extracts pressure Tongue piece 2 takes out shedding motion 4, closes power supply.

In the utility model laryngoscope, spatula 2 can be detachably connected with handle 1, and spatula 2 is enabled to replace difference Model, the needs of to meet all ages and classes and oral cavity size patient.And when not installing spatula 2, the utility model laryngoscope It can also be used as common opener.

The shedding motion 4 of the utility model laryngoscope is connected by drawing rope 44 with operating stick 5, is led by the control of operating stick 5 The stretching of drag-line 44 is loosened, so that controlling the shedding motion 4 is in evagination state or flat form.On the one hand, by right The first operating stick 51 outside handle 1 is pressed, and due to lever principle, can realize the second operating stick 52 to drawing rope easily 44 drawing；On the other hand, the drawing of drawing rope 44 leads to shedding motion 4 deformation occurs, thus easily by the mill up and down of patient Tooth struts, that is, increases the mouth opening of patient, thus increases the access that laryngeal mask enters, reduces resistance when laryngeal mask.Press tongue The front end of piece 2 is incorporated into root of the tongue portion, and tongue body is pressed to a mouthful bottom by upper handle 1, is avoided that the tongue system caused by being involved in because of tongue body Band damage and firmly excessive caused oral mucosa damage.The front end of spatula 2 is incorporated into root of the tongue portion, can make laryngeal mask more Easily in place, it the drawbacks of shortening laryngeal mask time and number, overcome conventional method, improves laryngeal mask and is once placed in successfully Probability facilitates laryngeal mask operation.

Although having been illustrated with some exemplary embodiments of the utility model above, those skilled in the art will Understand, in the case where not departing from the principles of the present invention or spirit, these exemplary embodiments can be made a change, this The range of utility model is defined by the claims and their equivalents.

Claims (10)

1. a kind of laryngoscope, which is characterized in that including being equipped with the lengthwise open handle of holding end and function end, set on the function end Spatula and shedding motion and set on the holding end and for controlling the operating stick of the shedding motion；

The shedding motion is the resilient bezel of several elastic piece head and the tail connection compositions, and the resilient bezel passes through connecting tube and the function Can end connection, the shedding motion is laid with drawing rope, the drawing rope sequentially pass through the resilient bezel middle part and the company Adapter tube, and be connected with the operating stick, the stretching of the drawing rope is controlled by the operating stick or loosen, to be opened described in control Mouth device is in evagination state or flat form.

2. laryngoscope according to claim 1, which is characterized in that the handle is integrally elongated, and the function end is set to The end of the handle, the shedding motion and the spatula two sides that be respectively arranged on the function end adjacent are described Spatula is vertical with the longitudinally of the handle, and the spatula is connect by the fixed device of spatula with the function end.

3. laryngoscope according to claim 1, which is characterized in that the spatula end is equipped with spatula interconnecting piece, described The fixed device of spatula includes the first fixed part to connect the spatula interconnecting piece, and to connect the handle Second fixed part, first fixed part be elongate in shape, first fixed part include opened up along its longitudinally and with institute State the spatula card slot that spatula interconnecting piece matches.

4. laryngoscope according to claim 3, which is characterized in that second fixed part is strip, and described second is fixed The one end in portion is vertically connected at the side of the function end, and the other end is connect with first fixed part, second fixed part Including the fixed card slot opened up along its longitudinally, and it is arranged in the fixed card slot and can be along the fixed card slot Lengthwise is to mobile fixed link.

5. laryngoscope according to claim 4, which is characterized in that the function end setting matched with the fixed card slot Connecting groove, and the bar fixed part of the fixed fixed link adjust the fixed device of the spatula relative to described to realize Handle is along the protrusion length perpendicular to the handle side surface direction.

6. laryngoscope according to claim 3, which is characterized in that first fixed part is equipped with light source, in the handle Power supply is arranged in portion, and the end setting switch at the handle grip end is to control opening or closing for the light source.

7. laryngoscope according to claim 1, which is characterized in that the connection tube end is set as spheroidal, the function end Spherical groove is set to realize that the connection tube end is connect with the nested type of the spherical groove.

8. laryngoscope according to claim 1, which is characterized in that the shedding motion is the triangle bullet of three pieces of elastic pieces composition Property frame comprising two pieces of isometric lengthwise open elastic pieces, are hinge connection between two pieces of lengthwise open elastic pieces, and angle is 10°-35°。

9. laryngoscope according to claim 1, which is characterized in that the handle is interior hollow structure, and the operating stick includes Set on the first operating stick of handle outer, and connection first operating stick and the second operation for being set to the handle inner Bar, wherein the drawing rope is connected to second operating stick after passing through the connecting tube.

10. laryngoscope according to claim 1, which is characterized in that further include extending to the handle from the handle inner Operating stick fixed plate that is external and running through the operating stick, the surface of the operating stick fixed plate are equipped with many places detent to control State lever position.