CN213606233U - Light shielding structure of visual bougie - Google Patents

Abstract

The utility model provides a light-shading structure of visual bougie mainly includes a lens hood, interior sleeve pipe and an outer tube. Wherein, the light shield is provided with a through hole, and the inner edge and the outer edge are respectively provided with a surrounding inner embedded groove and a surrounding outer embedded groove. A lens is embedded and fixed in the embedded groove, a plurality of light-emitting elements are arranged in the external embedded groove, the inner sleeve is sleeved on the light shield, and then the inner sleeve is sleeved and fixed on the outer tube, so that a photographic lens is arranged below the lens to form the visual bougie. When the cannula is used for medical treatment, the light-emitting element illuminates the organ and the photographic lens captures the organ image, and the light-emitting element is shielded by the upper edge of the light shield to prevent repeated reflection of light, so that the image captured by the photographic lens is clearer and more stable.

Description

Light shielding structure of visual bougie

Technical Field

The present invention relates to a light shielding structure of a visual bougie, and more particularly to a light shielding structure of a visual bougie capable of preventing light from being repeatedly reflected during intubation medical treatment to make captured images more clear.

Background

A general medical visible bougie 1, as shown in fig. 6, is provided with a flexible bougie 11, wherein the front end of the bougie 11 is provided with a tube 12, the tube 12 is provided with components such as a filter, a camera lens 13 and a light-emitting element, and the rear end is provided with a connector 14 for connecting to a control circuit, when in use, the visible bougie 1 is inserted into a patient's mouth, the control circuit is connected to a host with a display screen, the camera lens 13 captures an image of an organ after being illuminated by the light-emitting element, and then the image signal is transmitted to the control circuit arranged at the rear end of the visible bougie 1, and the image is viewed on the display screen of the host.

When the light emitting device of the conventional visual bougie 1 is used, the light is irradiated forward to assist the surrounding brightness, so that the photographing lens 13 can capture images. However, after the light is forward irradiated, the light will be reflected when contacting human organs and the like, and the reflected light is repeated, which may not only interfere with the image capturing of the photographing lens 13, but also may make the captured image not clear and stable enough, which may affect the displaying of the rear-end image and further affect the medical judgment. In view of the above, through continuous research and experiments, the applicant has developed and improved a light shielding structure of a visual bougie, so that an image captured by the visual bougie is clearer.

SUMMERY OF THE UTILITY MODEL

The main objective of the present invention is to provide a light-shielding structure of a visual bougie, which can prevent light from repeatedly reflecting when the visual bougie is used in intubation medical treatment, and further make the captured image more clear and stable.

The light shielding structure of the visual bougie comprises a light shielding cover, an inner sleeve and an outer tube. Wherein, the center of the light shield is provided with a through hole, and the inner edge and the outer edge of the light shield are respectively provided with a surrounding inner embedded groove and a surrounding outer embedded groove. A lens is embedded and fixed in the embedded groove and exposed out of the through hole, so that a photographic lens is arranged below the lens to form a visual bougie. After the light-emitting elements are placed in the outer embedding groove, the inner sleeve is sleeved on the outer edge of the light shield and is propped against the bottom edges of the light-emitting elements. The inner sleeve is sleeved and fixed on the outer tube, and the top edge of the outer tube is provided with an inward kinked section with proper width. When the intubation is in medical treatment, the light-emitting element illuminates the organ and the photographic lens captures the organ image, and the light-emitting element is shielded by the upper edge of the light shield to prevent repeated reflection of light, so that the image captured by the photographic lens is clearer and more stable.

In the above-mentioned light shielding structure of the visual bougie, the lens is designed to have a convex shape with a lower edge larger than an upper edge, so that the lower edge can be embedded in the embedded groove of the light shield, and the upper edge is embedded and exposed in the through hole of the light shield.

In the above-mentioned light shielding structure of the visual bougie, the outer tube is preferably made of white iron.

In the above-mentioned light shielding structure of the visual bougie, transparent glue is filled between the upper edge of the light shielding cover and the upper edge of the outer tube, and between the light emitting element and the external embedding groove, so as to form a mirror surface, thereby forming a light guiding function.

In the light shielding structure of the visual bougie, the inner end of the light emitting element can be set higher than the outer end of the light shielding cover, so as to form a proper inclination from inside to outside, and further, the irradiation range of the light emitting element can be properly enlarged.

In the light shielding structure of the visual bougie, the light emitting elements are light emitting diodes with high brightness for illumination.

The utility model has the advantages that:

the utility model discloses with the lens hood that is equipped with inside and outside caulking groove, cooperate the lens and the light emitting component of inlaying in this inside and outside caulking groove, constitute the shading structure of visual bougie. When the visual bougie is used for intubation medical treatment, the images of organs are captured by the photographic lens after being illuminated by the light-emitting elements, and the light-emitting elements are shielded by the upper edge of the light shield to prevent repeated reflection of light, so that the images captured by the photographic lens are clearer and more stable.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is an exploded perspective view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

FIG. 4 is a diagram illustrating the operation state of the present invention;

fig. 5 is a cross-sectional view of another embodiment of the present invention;

fig. 6 is a perspective view of a conventional visual bougie.

Description of the reference numerals

1. Visual bougie

11. Bougie

12. Pipe body

13. Lens barrel

14. Plug-in connector

2. Light shield

21. Through hole

22. Inner caulking groove

23. External caulking groove

3. Lens

31. Lower edge

32. Upper edge of the container

4. Light emitting element

5. Inner sleeve

6. Outer tube

61. Stubborn section (not marked in the drawing)

7. Transparent adhesive tape

8. An integrated circuit.

Detailed Description

Please refer to fig. 1 and fig. 2 in combination with fig. 3, which are a perspective view, a three-dimensional exploded view, and a cross-sectional view, respectively. As shown in the figure, the present invention includes a light shield 2, a lens 3 combined with the light shield 2, a plurality of light emitting devices 4 combined with the light shield 2, and an inner sleeve 5 placed in the light shield 2, and an outer tube 6 placed in the inner sleeve 5. The light shield 2 has a through hole 21 at the center, and an inner and an outer embedded grooves 22 and 23 at the inner and outer edges.

The lens 3 is provided with a convex shape with a lower edge 31 larger than an upper edge 32, the lens 3 is embedded in the embedded groove 22 of the light shield 2 by the lower edge 31, and the upper edge 32 is embedded and exposed in the through hole 21.

These light emitting elements 4 are fitted in the fitting grooves 23 of the light shield 2 so as to protrude from the fitting grooves to an appropriate area. In the present embodiment, the light emitting elements 4 protrude at least one-half of the area. In the present embodiment, the light emitting devices 4 are light emitting diodes (l.e.d) with high brightness for illumination.

The inner diameter of the inner sleeve 5 is equal to the outer diameter of the light shield 2, and the front end of the inner sleeve is sleeved on the outer edge of the light shield 5 and is supported against the bottom edges of the light emitting elements 4.

The top edge of the outer tube 6 is provided with an inwardly kinked section 61 of suitable width which is wrapped around the inner sleeve 5. In this embodiment, the outer tube 6 is made of white iron.

Through the combination of the above components, the lens 3 is embedded and fixed in the inner embedding groove 22 of the light shield 2, and after the plurality of light emitting devices 4 are placed in the outer embedding groove 23, the inner sleeve 5 is sleeved on the light shield 2, and the outer tube 6 is further sleeved and fixed in the inner sleeve 5, and a proper amount of transparent adhesive 7 is filled between the upper edge of the light shield 2 and the upper edge bending section 61 of the outer tube 6, and between the light emitting devices 4 and the outer embedding groove 23, so as to form a mirror surface and form the light guiding function.

After the above combination, a camera lens 13 is disposed under the lens 3, so that the camera lens 13 and the light emitting elements 4 are connected to an integrated circuit 8, and then connected to a plug 14 at the bottom end, thereby forming a visual bougie. When the intubation is in medical treatment, the images of the organs are captured by the photographing lens 13 after being illuminated by the light emitting elements 4, and the light emitting elements 4 are partially shielded by the upper edge of the light shield 2, so that the interference of the images which are possibly reflected repeatedly and caused by the straight forward movement of the light rays is prevented, the images captured by the photographing lens 13 are clearer and more stable, and the improvement of the medical quality is achieved.

Please refer to fig. 4, which is a diagram illustrating an operation state of the present invention. Referring to fig. 1, the present invention is inserted into a patient's mouth, illuminated by the light emitting device 4, and then captured by the camera lens 13 to transmit the image to the control circuit connected to the connector 14, and viewed on the display screen of the host. Wherein, because the utility model discloses a light-emitting component 4 inlays in the outer caulking groove 23 of lens hood 2, and makes it outwards expose suitable area, consequently, the partial area of these light-emitting component 4 inner face is partly shielded by the outer caulking groove 23 upper reason of lens hood 2, makes the light that these light-emitting component 4 sent shine with the oblique angle from inside to outside, prevents the repeated reflection that probably causes because of the straight line light, and then makes the image that camera lens 13 was picked up more clear, stable.

The utility model discloses a between the reason on 2 reason of light-shield and the reason on the outer tube 6 to and between these light emitting component 4 and the outer scarf groove 23, fill with transparent adhesive tape 7 to form a circular-arc mirror surface, constitute the leaded light effect, thereby make the light that these light emitting component 4 throws, can improve the scope of shining to diffusion on every side.

Please refer to fig. 5, which is a cross-sectional view of another embodiment of the present invention. As shown in the drawings, the light emitting device 4 of the present invention can be set to a proper inclination angle, in this embodiment, these light emitting devices 4 are set in the external embedding groove 23 of the light shield 2 in a manner that the inner end is higher than the outer end, so that these light emitting devices 4 are inclined outwards, and then the light emitted by them is projected outwards at a more diffused angle, and the irradiation range of the light emitting devices 4 is properly enlarged, so as to prevent repeated reflection caused by straight light, and further make the image captured by the camera lens 13 more clear and stable.

The foregoing embodiments are merely illustrative of the preferred embodiments of the present invention, and are not intended to limit the scope of the invention, which is not intended to be limited by the following claims.

To sum up, the utility model discloses with the lens hood that is equipped with inside and outside caulking groove, cooperate the lens and the light emitting component of embedding in this inside and outside caulking groove, constitute the light-shielding structure of visual bougie. The visible bougie can prevent light from repeatedly reflecting during intubation medical treatment, and captured images are clearer and more stable. The medical quality is improved.

Claims (6)

1. A light shielding structure of a visual bougie, comprising:

a light shield, which is provided with a through hole in the center and is respectively provided with a surrounding inner embedded groove and a surrounding outer embedded groove at the inner edge and the outer edge;

a lens, which is embedded in the embedded groove of the lens hood and is exposed out of the through hole, so that a photographic lens is arranged below the lens;

a plurality of light emitting elements embedded in the external embedding grooves of the light shield to expose proper areas;

the front end of the inner sleeve is sleeved on the outer edge of the light shield and is propped against the bottom edges of the light-emitting elements;

an outer tube, which is wrapped on the inner sleeve, and the top edge of the outer tube is provided with an inward kinking section with proper width.

2. The shading structure of a visual bougie of claim 1, wherein: the lens is designed into a convex shape with a lower edge larger than an upper edge, so that the lens is embedded in the embedded groove of the light shield through the lower edge, and the upper edge is embedded and exposed in the through hole arranged on the light shield.

3. The shading structure of a visual bougie of claim 1, wherein: the outer tube is made of white iron.

4. The shading structure of a visual bougie of claim 1, wherein: transparent glue for forming a mirror surface to form light guiding function is filled between the upper edge of the light shield and the upper edge of the outer tube and between the light emitting element and the outer embedding groove.

5. The shading structure of a visual bougie of claim 1, wherein: the inner end of the light emitting element is higher than the outer end of the light emitting element, so that the light emitting element is inclined from inside to outside properly, and the irradiation range of the light emitting element is enlarged properly.

6. The shading structure of a visual bougie of claim 1, wherein: these light-emitting devices are light-emitting diodes with high brightness for illumination.

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