CN209733944U

CN209733944U - Multi-section visible laryngoscope

Info

Publication number: CN209733944U
Application number: CN201920079340.6U
Authority: CN
Inventors: 吴庭豪; 郭秀影
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-17
Filing date: 2019-01-17
Publication date: 2019-12-06
Anticipated expiration: 2029-01-17

Abstract

The utility model relates to a medical appliance, namely a multi-section visible laryngoscope. The camera lens is installed at the tail end of the insertion rod, the insertion rod is formed by hinging a plurality of sections through hinge shafts, separation blades are installed on the outer sides of arcs of the hinged positions of two adjacent sections, a steering engine controller and a plurality of steering engines are installed on the hand grab handle, the steering engines are connected with the sections through pull wires, and the two ends of an elastic reset component are connected to the outer sides of arcs of the two adjacent sections, the lower portion of the hand grab handle and the outer sides of arcs of the adjacent sections respectively. The multi-section visual laryngoscope has the advantages of more flexible insertion rod and multi-section, simple operation and application to various difficult airways. The steering engine is used for controlling the segments, the steering engine can be connected with a computer, and the rotation angle of the segments is controlled more accurately and intelligently. The disposable laryngoscope lens is matched, so that cross infection can be effectively avoided.

Description

Multi-section visible laryngoscope

Technical Field

The utility model relates to a medical appliance, namely a multi-section visible laryngoscope.

Background

In prior art, trachea cannula uses visual laryngoscope to carry out trachea cannula more, and visual laryngoscope mentions the epiglottis through inserting the oral cavity, exposes the glottis and carries out the intubate, and for convenient to use, visual laryngoscope inserted port chamber part has certain angle and length, not only needs the patient to have great opening degree, neck mobility etc. and need push away the head or the supplementary intubate of action such as head-facing back more. However, when some difficult airways are encountered, such as contracture of scars on the neck and face, reduction of the opening degree, cervical vertebra injury, ankylosing spondylitis, short distance between the chin and the small jaw or high larynx, and some supraglottic tumors, the common visual laryngoscope cannot be used for intubation, and a video soft lens or a fiber bronchoscope is needed (or combined) for tracheal intubation, but the video soft lens or the fiber bronchoscope is high in price, narrow in visual field, relatively high in operation difficulty, and high in use cost, and special disinfection equipment is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above insufficiency and provides a multi-segment visual laryngoscope which can be used in difficult air passage, has wide visual field, simple operation and low use cost.

The technical solution of the utility model is that: the utility model provides a visual laryngoscope of multisection section, is including the display screen, the hand grab handle, insert the pole that connect in order, inserts the pole tail end and is equipped with camera lens, inserts the pole and passes through the hinge by a plurality of sections and articulate to form, and the separation blade has been ann in two adjacent articulated department arc outsides of section, is equipped with steering wheel controller and a plurality of steering wheel on the hand grab handle, and the steering wheel is connected with the section through acting as go-between, and the elasticity reset unit both ends are connected respectively in two adjacent section arc outsides, hand grab handle lower part and adjacent section arc outsides.

In the scheme, the method comprises the following steps:

The steering engine is connected with the segment through a steel wire rope.

The elastic reset component is an elastic metal wire.

The inserting rod is formed by hinging three segments through a hinge shaft, and the number of the steering gears is also three.

The traditional visual laryngoscope also comprises a laryngoscope lens which is matched for use, wherein the laryngoscope lens comprises a buckle, a hollow laryngoscope lens cavity and a lifting plate which are closed at the lower part, the buckle, the hollow laryngoscope lens cavity and the lifting plate are sequentially connected, a reinforcing oblique plate is connected between the lower end of the laryngoscope lens cavity and the lifting plate, and a limiting plate and an L-shaped limiting plate which extend along the length direction of the laryngoscope lens cavity are connected to one side of the outer wall of the laryngoscope lens cavity.

In order to adapt the utility model discloses the visual laryngoscope of multisection section, the buckle of laryngoscope piece, carry piece and laryngoscope piece cavity and the lower tip of carrying the piece and being connected are stereoplasm transparent plastic, and laryngoscope piece cavity, spacing piece, the spacing piece of L type are elastic material.

In the scheme, the elastic material is made of rubber.

the utility model has the advantages that: 1. the multi-section visual laryngoscope has the advantages that the inserting rod is multi-section, the multi-section is more flexible, the landmark structures such as glottis and the like can be found more easily, the operation is simple, the requirement on the opening degree is low, the influence of the inserting tube on the cervical vertebra or the spinal cord is reduced, the inserting tube can be completed without the assistance of actions such as opening the opening, pushing the head or bending the head backwards and the like, and the multi-section visual laryngoscope can be applied to various difficult air passages. 2. The steering engine is used for controlling the segments, the steering engine can be connected with a computer, and the rotation angle of the segments is controlled more accurately and intelligently. 3. The laryngoscope lens is matched with the laryngoscope lens, the laryngoscope lens is disposable, different laryngoscope lenses can be replaced by different patients, the multi-section visible laryngoscope does not need special disinfection equipment for disinfection, only the laryngoscope lens needs to be replaced, cross infection can be effectively avoided, and the use cost is low.

Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a diagrammatic view of a multi-segment visual laryngoscope structure.

Figure 2 is a schematic diagram of the laryngoscope blade configuration.

Figure 3 is a cross-sectional view of the laryngoscope blade taken along the direction A-A.

Figure 4 is a cross-sectional view of the laryngoscope blade taken along the direction B-B.

Detailed Description

Referring to fig. 1-4, the part names are as follows: 1. a display screen; 2. a grab handle; 3. a steering engine controller; 4. a steering engine; 5. an insertion rod; 6. a pull wire; 7. an elastic reset component; 8. a camera lens; 9. a baffle plate; 10. a hinge shaft; 11. buckling; 12. a laryngoscope blade cavity; 13. a limiting sheet; 14. an L-shaped limiting sheet; 15. reinforcing the inclined sheet; 16. and (5) carrying out tablet lifting.

Referring to fig. 1, a multi-section visual laryngoscope, including the display screen 1 that connects in order, the grab handle 2, insert pole 5, insert 5 tail ends of pole and be equipped with camera lens 8, insert pole 5 and pass through the articulated constitution of hinge 10 by three festival section, three festival section is more nimble, position through every festival section of steering wheel 4 control, it marks nature structure such as glottis to find more easily, moreover, the operation is simple, it requires lowly to open the degree of lip-rounding, reduce the influence of intubate to cervical vertebra or spinal cord, do not need to open the mouth, push away the head or the head is faced upward the equal action of leaning on and is supplementary can accomplish the intubate, can be applied to various. The outer diameter of the segment is controlled within 1cm, and the visual field is wide as that of the prior common visual laryngoscope. The separation blade 9 is installed in the articulated department arc outside of two adjacent sections, makes the section can only pass through steering wheel 4 control and to the inside side bending, and the section is not retrained arbitrary bending when preventing to use, and then increases the operation degree of difficulty. Three steering wheel 4 (the same with steering wheel 4 quantity in festival section quantity, a to one control) and steering wheel controller 3 (steering wheel controller 3 can be controlled through knob, handle, computer software, and festival section turned angle can be more accurate, and is more intelligent) are equipped with on the grab handle 2, steering wheel 4 passes through wire rope and is connected with the lower tip of single festival section, and steering wheel 4 rotation axis rotates, twines wire rope, makes the tip inwards crooked under the festival section, reaches the operation purpose. Two adjacent segmental arc outsides, the 2 lower parts of grab handle and adjacent segmental arc outsides are connected respectively elastic metal silk (also can be elastic reset component such as thin spring wire) both ends, and when needs reduced the inside bending degree of segment, 4 rotation axis antiport of steering wheel, elastic metal silk kick-backs and makes the segment playback, steering wheel 4, elastic metal silk and the combined action of separation blade 9 make the segment position can fix, only by steering wheel 4 control, make the segment position more accurate.

Referring to fig. 2-4, the multi-section visible laryngoscope is provided with the matched laryngoscope lens, and the laryngoscope lens is disposable, so that the multi-section visible laryngoscope does not need to be disinfected, only needs to be replaced, can effectively avoid cross infection, and has low use cost. The laryngoscope blade comprises a buckle 11 (the buckle 11 is clamped on the hand holding handle 2, a protuberance is just clamped with the buckle 11 on the hand holding handle 2) which are connected in sequence, a hollow laryngoscope blade cavity 12 (used for inserting the inserting rod 5) is sealed at the lower part, the piece 16 is lifted, the reinforcing oblique piece 15 is connected between the lower end of the laryngoscope lens cavity 12 and the lifting piece 16, the reinforcing oblique piece 15 is used for improving the strength of connection between the lifting piece 16 and the lower end of the laryngoscope lens cavity 12, the lifting piece 16 is prevented from being broken when lifting the epiglottis, the buckle 11 is made of hard transparent plastic, the connection strength between the buckle 11 and the handgrip 2 is improved, the reinforcing oblique piece is not easy to loosen, the lifting piece 16 and the lower end part of the connection between the laryngoscope lens cavity 12 and the lifting piece 16 are made of hard transparent plastic and are used for clamping the bottom of the insertion rod 5, the epiglottis can be lifted by the lifting piece 16 with enough strength, the middle part of the laryngoscope lens cavity 12 and the limiting piece 13, and the L-shaped limiting piece 14 is made of rubber. One side of the outer wall of the laryngoscope lens cavity 12 is connected with a limiting piece 13 and an L-shaped limiting piece 14 which extend along the length direction of the laryngoscope lens cavity 12, the limiting piece 13 and the L-shaped limiting piece 14 form a semi-closed cavity, and a tube enters the oral cavity through the semi-closed cavity and enters the glottis along the length direction of the laryngoscope lens cavity 12, so that the intubation tube is easier to operate.

When the multi-section visual laryngoscope is used for intubation, an insertion rod is inserted into a laryngoscope lens cavity 12, a buckle 11 is fastened, a hand holding handle 2 is held, a lifting piece 16 and a tail end camera lens 8 of an insertion rod 5 are inserted into an oral cavity in sequence, pictures transmitted to a display screen 1 through the camera lens 8, computer operation control software controls a steering engine controller 3 to further control a steering engine 4 to rotate, the position of each section is adjusted, the section is gradually entered into the oral cavity and is further deeply entered into the oral cavity, the lifting piece 16 is inserted into an epiglottis, the lifting piece 16 is enabled to lift the epiglottis to find a glottis through the control angle of the section at the forefront end, the lifting piece 16 is further lifted along a semi-closed cavity intubation formed by a limiting piece 13 and an L-shaped limiting piece 14, after intubation, the lifting piece 16 is put down, the pictures transmitted to the display screen 1 through the camera lens 8, the steering engine controller 3 is controlled by the computer operation control, and after the laryngoscope blade is withdrawn, the laryngoscope blade is detached, and the intubation operation is finished.

The above description is only exemplary of the present invention, and the various illustrations do not limit the essence of the present invention.

Claims

1. The utility model provides a visual laryngoscope of many sections, including display screen (1) that connects in order, hand grab handle (2), insert pole (5), it is equipped with camera lens (8) to insert pole (5) tail end, its characterized in that inserts pole (5) and passes through hinge (10) articulated by a plurality of sections and form, separation blade (9) have been ann in two adjacent articulated department arc outsides of section, a plurality of steering wheel (4) and steering wheel controller (3) are equipped with on hand grab handle (2), steering wheel (4) are connected with the section through acting as go-between (6), two adjacent section arc outsides, elasticity reset part (7) both ends are connected respectively in hand grab handle lower part and adjacent section arc outsides.

2. A multi-segment visual laryngoscope according to claim 1, characterised in that the steering engine (4) is connected to the segment by a wire rope.

3. A multi-segment visual laryngoscope according to claim 1 or 2, characterised in that the resilient return means (7) is a resilient wire.

4. A multi-segment visual laryngoscope according to claim 3, wherein the insertion rod (5) is formed by three segments hinged by a hinge shaft (10), and the number of steering engines (4) is three.

5. A multi-segment visual laryngoscope according to claim 4, characterized in that the laryngoscope further comprises a laryngoscope blade which is matched for use, the buckle (11) and the lifting blade (16) of the laryngoscope blade and the lower end part of the laryngoscope blade cavity (12) which is connected with the lifting blade (16) are made of hard transparent plastics, and the laryngoscope blade cavity (12), the limiting blade (13) and the L-shaped limiting blade (14) are made of elastic materials.

6. A multi-segment visual laryngoscope according to claim 5, wherein the resilient material is a rubber material.