CN214678845U

CN214678845U - Video laryngoscope

Info

Publication number: CN214678845U
Application number: CN202022770013.0U
Authority: CN
Inventors: 曾庆诗; 谢斌; 谢遨儒
Original assignee: Guangzhou Dadao Medical Technology Co ltd
Current assignee: Guangzhou Dadao Medical Technology Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-11-12
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a video laryngoscope, which comprises a handle, a display arranged on the handle, a positioning piece arranged on the handle, an elastic piece arranged on the positioning piece, a rotating piece arranged on the positioning piece in a rotating way, a lens arm fixedly connected with the rotating piece, a camera arranged on the lens arm, and a blade arranged on the lens arm in a detachable way; the camera is electrically connected with the display; the locating piece centre gripping is between elastic component and handle, and it has first ripple face to rotate the piece, and the rotation axis of rotating the piece is perpendicular to first ripple face, and the ripple on the first ripple face arranges the setting along the rotation axis circumference of rotating the piece, and the handle has the second ripple face with first ripple face assorted, first ripple face and the laminating of second ripple face. The utility model discloses an angle between camera and the handle can be adjusted, and the video laryngoscope adjusts and observes when making things convenient for the doctor to use, belongs to medical instrument's technical field.

Description

Video laryngoscope

Technical Field

The utility model relates to the technical field of medical equipment, especially relate to a video laryngoscope.

Background

At present, when general anesthesia is performed for tracheal intubation and critical patients are subjected to tracheal intubation in an emergency treatment, a laryngoscope is needed to assist in inserting a trachea from the oral cavity of the patients. At present, the laryngoscope is mainly divided into a traditional laryngoscope and a video laryngoscope, the video laryngoscope leads the intubation process of a doctor to be clearly visible by introducing an imaging system, reduces the intubation misoperation and the pain of a patient, and the traditional laryngoscope is gradually replaced at present.

The video laryngoscope generally comprises a blade, a laryngoscope handle, a camera and a display, wherein the blade and the display are respectively arranged at two ends of the laryngoscope handle; the blades have an arc shape of the physiological curvature of the throat when the blades are in a natural body position, and the blades with different specifications and models are generally adopted aiming at different people (such as newborns, children and adults). The angle between the traditional laryngoscope lens and the handle is adjustable, so that the flexible operation is convenient for doctors to use. The video laryngoscope is complicated in electrical connection, and the angles of the lens and the handle of the video laryngoscope in the prior art are fixed and not adjustable, so that the video laryngoscope is not beneficial to a doctor to conveniently observe a specific position.

SUMMERY OF THE UTILITY MODEL

To the technical problem who exists among the prior art, the utility model aims at: the utility model provides a video laryngoscope, the utility model discloses an angle between camera and the handle can be adjusted, and video laryngoscope adjusts and observes when making things convenient for the doctor to use.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a video laryngoscope comprises a handle, a display arranged on the handle, a positioning piece arranged on the handle, an elastic piece arranged on the positioning piece, a rotating piece rotatably arranged on the positioning piece, a laryngoscope arm connected with the rotating piece, a camera arranged on the laryngoscope arm, and a blade detachably arranged on the laryngoscope arm; the camera is electrically connected with the display;

the rotation piece centre gripping is in the elastic component with between the handle, it has first corrugated face to rotate the piece, the axis of rotation of rotating the piece is perpendicular to first corrugated face, the ripple on the first corrugated face along the axis of rotation circumference of rotating the piece arranges the setting, the handle have with first corrugated face assorted second corrugated face, first corrugated face with the laminating of second corrugated face.

Further, a groove is formed in the handle, the rotating piece is located in the groove, and the second corrugated surface is located on the bottom wall of the groove.

Further, be equipped with the screw hole on the diapire of recess, ripple on the second ripple face along the axis circumference of screw hole is arranged and is set up, the one end ring of setting element be equipped with screw hole cooperation external screw thread, the other end of setting element is equipped with the stopper, be equipped with the trepanning on the rotation piece, it passes through to rotate the piece the trepanning rotary type cover is in on the setting element, it is in to rotate the centre gripping the elastic component with between the diapire of recess, the elastic component centre gripping is in rotate the piece with between the stopper.

Further, the rotating member further has a first connecting surface; the mirror arm is provided with a second connecting surface attached to the first connecting surface; the second connecting surface is provided with a first clamping block, and the first connecting surface is provided with a first clamping groove for clamping the first clamping block.

Furthermore, a through hole is also formed in the mirror arm; the axis of through-hole with the rotation axis coincidence that rotates the piece, be equipped with the spacing ring on the inner wall of through-hole, the setting element passes in proper order the through-hole behind the trepanning with handle threaded connection, the elastic component centre gripping is in the spacing ring with between the stopper.

Further, the elastic element is a spring sleeved on the positioning element or a corrugated washer sleeved on the positioning element.

Further, a second clamping block is further arranged on the mirror arm, and a second clamping groove used for clamping the second clamping block is formed in the blade.

Further, still be equipped with on the handle and be used for controlling the shift knob that the display opened/closed, still be equipped with the contact on the mirror arm, still be equipped with the butt on the rotation piece and be in elastic thimble on the contact, shift knob with display electric connection, the camera with contact electric connection, elastic thimble with display electric connection.

Further, the handle is rotatably provided with a connecting rod, the display is provided with a connector, and the connecting rod is hinged to the connector.

Furthermore, the handle is provided with anti-skid stripes.

Compared with the prior art, the utility model, its beneficial effect lies in: this video laryngoscope makes the doctor clearly visible to the intubate process through the imaging system who introduces camera and display, reduces intubate maloperation and patient's misery, and the video laryngoscope carries out electrical connection through contact and elasticity thimble, and the angularly adjustable between mirror arm and handle makes things convenient for the doctor to carry out nimble operation when using. The blade of the video laryngoscope can be disassembled and replaced, so that the sanitation of the video laryngoscope is ensured.

Drawings

Fig. 1 is a schematic view of the construction of a video laryngoscope.

Fig. 2 is an exploded view of a video laryngoscope.

Fig. 3 is a schematic view of the structure at a of fig. 2.

Fig. 4 is a schematic view of the structure of fig. 2 from another perspective.

In the figure, 1 is a handle, 2 is a display, 3 is a positioning element, 4 is an elastic element, 5 is a rotating element, 6 is a mirror arm, 7 is a camera, 8 is a blade, 9 is a limiting block, 11 is a groove, 12 is a second corrugated surface, 13 is a switch button, 14 is an anti-slip stripe, 15 is a connecting rod, 21 is a connecting head, 51 is a first corrugated surface, 52 is a trepan boring, 53 is a first connecting surface, 54 is a first clamping groove, 55 is an elastic thimble, 61 is a second connecting surface, 62 is a first clamping block, 63 is a through hole, 64 is a limiting ring, 65 is a second clamping block, 66 is a contact piece, and 81 is a second clamping groove.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "first", "second", and the like are used in the present invention to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, the "first" information may also be referred to as "second" information, and similarly, the "second" information may also be referred to as "first" information, without departing from the scope of the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected", "communicating" and "clamped" are to be understood in a broad sense, for example, as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

For ease of description, the orientations described below will now be described as follows: the up-down direction described below corresponds to the up-down direction of fig. 1 itself.

As shown in fig. 1 to 4, the present embodiment provides a video laryngoscope, which includes a handle 1, a display 2 mounted on the handle 1, a positioning member 3 mounted on the handle 1, an elastic member 4 mounted on the positioning member 3, a rotating member 5 rotatably mounted on the positioning member 3, a mirror arm 6 fixedly connected to the rotating member 5, a camera 7 mounted on the mirror arm 6, and a blade 8 detachably mounted on the mirror arm 6; the camera 7 is electrically connected with the display 2; one end of the mirror arm 6 is hinged with the handle 1, the other end of the mirror arm 6 is provided with a lens of the camera 7, and the blade 8 is detachably arranged on the mirror arm 6, so that new blades 8 of different types can be replaced. The display 2 comprises a display screen, a control panel and control buttons; the control panel is provided with a video acquisition module, a power supply module, a display driving module, a wifi wireless video transmission module and the like. The display 2 can display images acquired by the lens of the camera 7 in real time and transmit the images to other monitors through the wifi wireless module.

The rotating piece 5 is clamped between the elastic piece 4 and the handle 1, the rotating piece 5 is provided with a first corrugated surface 51, the rotating axis of the rotating piece 5 is perpendicular to the first corrugated surface 51, the corrugations on the first corrugated surface 51 are circumferentially arranged along the rotating axis of the rotating piece 5, the handle 1 is provided with a second corrugated surface 12 matched with the first corrugated surface 51, and the first corrugated surface 51 is attached to the second corrugated surface 12. The rotor 5 has a cylindrical shape, and the first corrugated surface 51 is located on one of the end faces of the rotor 5, on which the corrugated rings of the first corrugated surface 51 are arranged. The angle between the handle 1 and the mirror arm 6 can be adjusted by rotating the turning piece 5. When the angle between the handle 1 and the mirror arm 6 needs to be adjusted, the rotating part 5 is rotated by rotating the mirror arm 6, and when the rotating part 5 rotates, the rotating part 5 presses the elastic part 4, and the first corrugated surface 51 and the second corrugated surface 12 slide relatively. When the adjustment is completed or the angle between the handle 1 and the mirror arm 6 does not need to be adjusted, under the elastic force action of the elastic piece 4, the elastic piece 4 presses the first corrugated surface 51 of the rotating piece 5 and the second corrugated surface 12 of the handle 1, the first corrugated surface 51 is attached to the second corrugated surface 12, the attachment of the first corrugated surface 51 and the second corrugated surface 12 is similar to the meshing of gears, the convex part of the first corrugated surface 51 is attached to the concave part of the second corrugated surface 12, the convex part of the second corrugated surface 12 is attached to the concave part of the first corrugated surface 51, the handle 1 and the mirror arm 6 are prevented from rotating relatively, and the positioning is realized.

Specifically, in one embodiment, the handle 1 is provided with a groove 11, the rotating member 5 is located in the groove 11, and the second corrugated surface 12 is located on the bottom wall of the groove 11. The groove 11 is a circular groove, the diameter of the groove 11 is slightly larger than that of the rotating piece 5, the positioning piece 3 is fixed on the bottom wall of the groove 11, and the rotating piece 5 is rotatably installed in the groove 11.

Specifically, in one embodiment, a threaded hole is formed in the bottom wall of the groove 11, the second corrugated surface 12 is disposed on the bottom wall of the groove 11, the corrugations on the second corrugated surface 12 are circumferentially arranged along the axis of the threaded hole, and the corrugations on the second corrugated surface 12 are annularly disposed at the edge of the opening of the threaded hole. One end of the positioning piece 3 is annularly provided with an external thread matched with the threaded hole, the positioning piece 3 is in threaded connection with the handle 1, and the other end of the positioning piece 3 is provided with a limiting block 9. The setting element 3 is the cylinder pole, rotates and is equipped with trepanning 52 on the piece 5, rotates piece 5 and overlaps on setting element 3 through trepanning 52 rotary type, rotates the indirect centre gripping of piece 5 between the diapire of elastic component 4 and recess 11, and the elastic component 4 centre gripping is rotating between 5 and stopper 9. The limiting block 9 and the positioning piece 3 can also be replaced by bolts, the positioning piece 3 is a screw rod of the bolt, and the limiting block 9 is the head of the bolt.

Specifically, in one embodiment, the rotating member 5 further has a first connecting surface 53; a second connecting surface 61 attached to the first connecting surface 53 is provided on the arm 6; the first connecting surface 53 and the second connecting surface 61 are arranged along the axial direction of the rotating member 5, and the first connecting surface 53 and the second connecting surface 61 are disposed oppositely. The second connecting surface 61 is provided with a first clamping block 62, the first connecting surface 53 is provided with a first clamping groove 54 for the first clamping block 62 to be clamped in, and the mirror arm 6 and the rotating member 5 are fixedly connected through the first clamping groove 54 for the first clamping block 62 to be clamped in, so that the mirror arm 6 and the rotating member 5 can synchronously rotate.

Specifically, in one embodiment, the mirror arm 6 is further provided with a through hole 63; the axis of the through hole 63 coincides with the rotation axis of the rotation piece 5, the inner wall of the through hole 63 is provided with a limit ring 64, the positioning piece 3 sequentially penetrates through the through hole 63 and the trepanning 52 and then is in threaded connection with the handle 1, and the mirror arm 6 and the rotation piece 5 are rotatably mounted on the positioning piece 3 and synchronously rotate around the axis of the positioning piece 3. The elastic member 4 is sandwiched between the stopper ring 64 and the stopper 9. The elastic element 4, the mirror arm 6 and the rotating element 5 are arranged in sequence along the axial direction of the positioning element 3.

Specifically, in one embodiment, the elastic member 4 is a spring fitted over the positioning member 3 or a corrugated washer fitted over the positioning member 3. The spring and the corrugated washer have elasticity, and when external force is applied to forcibly rotate the mirror arm 6 and the rotating member 5, the corrugated washer is flattened from a corrugated state, and the corrugated washer is restored to the original corrugated state after the external force is removed.

Specifically, in an embodiment, the second engaging block 65 is further disposed on the mirror arm 6, and the second engaging groove 81 for engaging with the second engaging block 65 is disposed on the blade 8. The blade 8 is engaged with the second latch 65 of the mirror arm 6 through the second engaging groove 81 to realize connection with the mirror arm 6.

Specifically, in one embodiment, the handle 1 is further provided with a switch button 13 for controlling the on/off of the display 2, the switch button 13 is electrically connected with the display 2, and the display 2 is started by pressing the switch button 13 on the handle 1; the display 2 is turned off by long pressing the switch button 13 on the handle 1. The mirror arm 6 is further provided with a contact piece 66, the rotating part 5 is further provided with an elastic thimble 55 abutting against the contact piece 66, and both the contact piece 66 and the elastic thimble 55 can be conductive. The camera 7 is connected with the contact piece 66 through a cable which is arranged in the lens arm 6; the elastic thimble 55 is connected with the display 2 through a cable and the cable is arranged in the handle 1. The camera 7 and the display 2 transmit electric energy and shoot information through the electric transmission of the contact piece 66 and the elastic thimble 55.

Specifically, in one embodiment, the upper end of the handle 1 is rotatably mounted with a connecting rod 15, the display 2 is provided with a connecting head 21, and the connecting rod 15 is hinged with the connecting head 21. The connecting rod 15 can rotate horizontally around the handle 1, and the rotating axis of the connecting rod 15 is vertically arranged. The display 2 is hinged with the connecting rod 15 through the connecting head 21, the display 2 can rotate around the connecting rod 15, and the rotating axis of the display 2 is horizontally arranged.

Specifically, in one embodiment, the handle 1 is provided with anti-slip stripes 14.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. A video laryngoscope, characterized by: the endoscope comprises a handle, a display arranged on the handle, a positioning piece arranged on the handle, an elastic piece arranged on the positioning piece, a rotating piece rotatably arranged on the positioning piece, an endoscope arm connected with the rotating piece, a camera arranged on the endoscope arm, and blades detachably arranged on the endoscope arm; the camera is electrically connected with the display;

2. A video laryngoscope according to claim 1, wherein: the handle is provided with a groove, the rotating part is positioned in the groove, and the second corrugated surface is positioned on the bottom wall of the groove.

3. A video laryngoscope according to claim 2, wherein: be equipped with the screw hole on the diapire of recess, ripple on the second ripple face along the axis circumference of screw hole is arranged and is set up, the one end ring of setting element be equipped with screw hole cooperation external screw thread, the other end of setting element is equipped with the stopper, be equipped with the trepanning on the rotation piece, it passes through to rotate the piece trepanning rotary type cover on the setting element, it is in to rotate the centre gripping the elastic component with between the diapire of recess, the elastic component centre gripping is in rotate the piece with between the stopper.

4. A video laryngoscope according to claim 3, wherein: the rotating piece is also provided with a first connecting surface; the mirror arm is provided with a second connecting surface attached to the first connecting surface; the second connecting surface is provided with a first clamping block, and the first connecting surface is provided with a first clamping groove for clamping the first clamping block.

5. A video laryngoscope according to claim 4, wherein: the mirror arm is also provided with a through hole; the axis of through-hole with the rotation axis coincidence that rotates the piece, be equipped with the spacing ring on the inner wall of through-hole, the setting element passes in proper order the through-hole behind the trepanning with handle threaded connection, the elastic component centre gripping is in the spacing ring with between the stopper.

6. A video laryngoscope according to claim 1, wherein: the elastic part is a spring sleeved on the positioning part or a corrugated washer sleeved on the positioning part.

7. A video laryngoscope according to claim 1, wherein: the mirror arm is further provided with a second clamping block, and the blade is provided with a second clamping groove for clamping the second clamping block.

8. A video laryngoscope according to claim 1, wherein: the handle is further provided with a switch button used for controlling the display to be turned on/off, the mirror arm is further provided with a contact piece, the rotating piece is further provided with an elastic thimble abutted to the contact piece, the switch button is electrically connected with the display, the camera is electrically connected with the contact piece, and the elastic thimble is electrically connected with the display.

9. A video laryngoscope according to claim 1, wherein: the handle is rotatably provided with a connecting rod, the display is provided with a connector, and the connecting rod is hinged to the connector.

10. A video laryngoscope according to claim 1, wherein: the handle is provided with anti-skid stripes.