CN217013966U

CN217013966U - Endoscope first end and endoscope

Info

Publication number: CN217013966U
Application number: CN202123060288.6U
Authority: CN
Inventors: 易锋; 黎静; 谭晓锋
Original assignee: Guangzhou Red Pine Medical Equipment Co ltd
Current assignee: Guangzhou Red Pine Medical Equipment Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-07-22
Anticipated expiration: 2031-12-07

Abstract

The utility model relates to an endoscope first end head and an endoscope, wherein the endoscope first end head comprises: the end head comprises an end head body, a connecting piece and a connecting piece, wherein the end head body is provided with a camera mounting cavity and a light source mounting cavity and is a light transmission piece, and the end head body is provided with a working end face; the working end face is provided with an instrument hole, an auxiliary water supply hole and a cleaning hole, the end body is further provided with an instrument channel, an auxiliary water supply channel and an air-water channel, the instrument channel is communicated with the instrument hole, the auxiliary water supply channel is communicated with the auxiliary water supply hole, the cleaning hole is communicated with the air-water channel, and the cleaning hole faces to the area of the working end face corresponding to the camera mounting cavity. Above-mentioned first end of endoscope and endoscope because the end body is light-transmitting piece, and the light source can pass through light-transmitting piece light-emitting to the camera can acquire image information through light-transmitting piece, makes camera installation cavity and light source installation cavity position need not the trompil, so, is favorable to improving the sealing performance of first end, and then improves the sealed effect of first end to camera and light source, guarantees the use quality of endoscope.

Description

Endoscope first end and endoscope

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an endoscope tip and an endoscope.

Background

With the development of medical technology, endoscopic technology has emerged, which is a commonly used medical instrument. When the endoscope is used, the endoscope enters the body of a patient through a natural duct of a human body or an incision formed by operation, and after the endoscope is introduced into an organ to be detected, a doctor can directly peep the pathological changes of the relevant parts.

In the conventional technology, in order to ensure the normal use function of the camera and the light source, the working end face of the front end head needs to be provided with a camera mounting hole and a light source mounting hole, and the camera and the light source are mounted in the mounting hole. And still must seal the mounting hole when installation camera and light source, but sealed effect is difficult to guarantee, influences the use quality of endoscope.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for an endoscope tip and an endoscope that can effectively improve the sealing effect between a camera and a light source.

An endoscope tip comprising: the end head comprises an end head body, a connecting piece and a connecting piece, wherein the end head body is provided with a camera mounting cavity and a light source mounting cavity and is a light transmission piece, and the end head body is provided with a working end face; the working end face is provided with an instrument hole, an auxiliary water supply hole and a cleaning hole, the end body is further provided with an instrument channel, an auxiliary water supply channel and an air-water channel, the instrument channel is communicated with the instrument hole, the auxiliary water supply channel is communicated with the auxiliary water supply hole, the cleaning hole is communicated with the air-water channel, and the cleaning hole faces to the region of the working end face corresponding to the camera mounting cavity.

According to the endoscope first end, in the installation process, the camera is installed in the camera installation cavity, the light source is installed in the light source installation cavity, the instrument channel, the auxiliary water feeding channel and the air-water channel are communicated with the corresponding pipelines, and finally the end body is connected with the end part of the snake bone. Because the end body is the printing opacity piece, the light source can pass through printing opacity piece light-emitting to the camera can acquire image information through printing opacity piece, makes camera installation cavity and light source installation cavity position need not the trompil, so, is favorable to improving the sealing performance of first end, and then improves the sealed effect of first end to camera and light source, guarantees the use quality of endoscope.

In one embodiment, the camera mounting cavity is communicated with the light source mounting cavity.

In one embodiment, the number of the light source installation cavities is at least two, and at least two light source installation cavities are arranged at intervals.

In one embodiment, the number of the light source installation cavities is two, and the two light source installation cavities are located on two opposite sides of the camera installation cavity and are respectively communicated with the camera installation cavity.

In one embodiment, the instrument aperture has a cross-sectional area smaller than the cross-sectional area of the instrument channel to form a stepped configuration.

In one embodiment, the cross-sectional area of the secondary water supply hole is smaller than that of the secondary water supply passage to form a stepped structure.

In one embodiment, the cross-sectional area of the cleaning hole is smaller than that of the gas-water channel to form a stepped structure.

In one embodiment, the gas-water channel comprises a gas supply channel and a water supply channel which are arranged in parallel, and the gas supply channel and the water supply channel are both communicated with the cleaning hole.

In one embodiment, the working end face is provided with a cleaning piece, the cleaning piece protrudes outwards relative to the working end face, and the cleaning piece is provided with the cleaning hole.

In one embodiment, the head body and the cleaning piece are of an integral injection molding structure.

In one embodiment, the outlet cross section of the cleaning hole is perpendicular to the working end face.

In one embodiment, the tip body is a transparent PC.

An endoscope comprising the endoscope tip of any of the above.

In the installation process of the endoscope, the camera is installed in the camera installation cavity, the light source is installed in the light source installation cavity, the instrument channel, the auxiliary water feeding channel and the air-water channel are communicated with corresponding pipelines, and finally the end body is connected with the end part of the snake bone. Because the end body is the printing opacity piece, the light source can be through printing opacity piece light-emitting to the camera can acquire image information through printing opacity piece, makes camera installation cavity and light source installation cavity position need not the trompil, so, is favorable to improving the sealing performance of first end, and then improves the sealed effect of first end to camera and light source, guarantees the use quality of endoscope.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a first schematic view of a tip of an endoscope according to an embodiment;

fig. 2 is a second schematic structural view of the endoscope tip according to an embodiment.

Description of the reference numerals:

100. an endoscope first end head; 110. a tip body; 111. a camera mounting cavity; 112. a light source installation cavity; 113. a working end face; 114. an instrument hole; 115. an auxiliary water supply hole; 116. cleaning the holes; 117. an instrument channel; 118. an auxiliary water supply channel; 119. a gas-water channel; 1191. an air supply channel; 1192. a water delivery channel; 120. and (5) cleaning the part.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will recognize without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In one embodiment, referring to fig. 1 and 2, an endoscope tip 100 includes: the tip body 110, the tip body 110 is provided with a camera mounting cavity 111 and a light source mounting cavity 112, and the tip body 110 is a light-transmitting member, and the tip body 110 has a working end surface 113. The working end face 113 is provided with an instrument hole 114, an auxiliary water supply hole 115 and a cleaning hole 116, the tip body 110 is further provided with an instrument channel 117, an auxiliary water supply channel 118 and an air-water channel 119, the instrument channel 117 is communicated with the instrument hole 114, the auxiliary water supply channel 118 is communicated with the auxiliary water supply hole 115, the cleaning hole 116 is communicated with the air-water channel 119, and the cleaning hole 116 is arranged towards the area, corresponding to the camera mounting cavity 111, on the working end face 113.

In the installation process of the endoscope first end head 100, the camera is installed in the camera installation cavity 111, the light source is installed in the light source installation cavity 112, the instrument channel 117, the auxiliary water supply channel 118 and the air-water channel 119 are communicated with corresponding pipelines, and finally the end head body 110 is connected with the end part of the snake bone. Because end body 110 is the printing opacity piece, the light source can pass through printing opacity piece light-emitting to the camera can acquire image information through printing opacity piece, makes camera installation cavity 111 and light source installation cavity 112 positions need not the trompil, so, is favorable to improving the sealing performance of first end, and then improves the sealed effect of tip to camera and light source, guarantees the use quality of endoscope.

In one embodiment, the instrument channel 117 communicates with a corresponding conduit of the suction pump, the instrument hole 114 is used for removing liquid, debris or gas in the patient body through the instrument channel 117, and the instrument hole 114 is also used for passing surgical instruments such as surgical forceps and the like through the instrument channel 117, so that medical staff can operate the surgical instruments such as the surgical forceps and the like to treat organs in the human body. The auxiliary water supply channel 118 is communicated with a corresponding pipeline of the auxiliary water supply pump, and the auxiliary water supply hole 115 is used for ejecting liquid passing through the auxiliary water supply channel 118 to form a liquid column to wash a human body cavity, so that the observation effect of the endoscope is ensured. The air-water passage 119 is communicated with a corresponding pipeline of the air-water pump, and the cleaning hole 116 is used for ejecting air or liquid passing through the air-water passage 119 to clean dirt such as debris and the like on the working end surface 113 which affect the imaging of the camera, so that the imaging quality is ensured.

In one embodiment, referring to fig. 1 and 2, the camera mounting cavity 111 is in communication with the light source mounting cavity 112. Therefore, the installation convenience of the camera and the light source is improved, the integration level of the camera and the light source is further improved, the installation cost of the endoscope is reduced, and the economic benefit is improved.

In one embodiment, referring to fig. 1 and fig. 2, there are at least two light source installation cavities 112, and at least two light source installation cavities 112 are arranged at intervals. So, be favorable to richening the combination and the mounting means of light source, guarantee the quality of light filling, improve the imaging quality of endoscope camera, and then guarantee the use reliability of endoscope.

Specifically, referring to fig. 1 and fig. 2, there are two light source installation cavities 112, and the two light source installation cavities 112 are located at two opposite sides of the camera installation cavity 111 and are respectively communicated with the camera installation cavity 111. So, in the installation, the camera is installed in camera installation cavity 111, and two light sources are installed respectively in the light source installation cavity 112 of the relative both sides of camera for at the imaging in-process, can carry out the light filling to the camera both sides, be favorable to improving the light filling quality, and then improve the imaging quality of camera, improve endoscopy and treatment efficiency. The present embodiment provides only one selection of the number of the light sources, but not limited thereto.

In one embodiment, referring to fig. 1 and 2, instrument aperture 114 has a cross-sectional area that is smaller than the cross-sectional area of instrument channel 117 to form a stepped configuration. Therefore, the suction pump is convenient to install corresponding pipelines and is communicated with the instrument channel 117, the instrument hole 114 is not extended out, the working reliability of the suction pump is ensured, and the use quality of the endoscope head 100 is improved.

In one embodiment, referring to fig. 1 and 2, the cross-sectional area of the secondary water supply hole 115 is smaller than that of the secondary water supply passage 118 to form a stepped structure. So, be favorable to the installation of the corresponding pipeline of vice water feeding pump and with vice water feeding channel 118 intercommunication, and do not stretch out vice water feeding hole 115, guarantee the operational reliability of vice water feeding pump, and then improve the use quality of endoscope elder generation end 100.

In one embodiment, referring to fig. 1 and 2, the cross-sectional area of the cleaning hole 116 is smaller than the cross-sectional area of the air-water passage 119 to form a stepped structure. Therefore, the installation of the corresponding pipeline of the air-water pump is facilitated, the air-water pump is communicated with the air-water channel 119, the cleaning hole 116 is not extended out, the working reliability of the air-water pump is ensured, and the use quality of the endoscope head 100 is improved.

In one embodiment, referring to fig. 1 and 2, the gas-water channel 119 includes a gas-supply channel 1191 and a water-supply channel 1192 arranged in parallel, and both the gas-supply channel 1191 and the water-supply channel 1192 are communicated with the cleaning hole 116. Therefore, the air supply pipeline and the water supply pipeline corresponding to the air-water pump are respectively installed, so that the independent air supply function and the independent water supply function are realized, and the use quality of the endoscope first end head 100 is improved.

In one embodiment, referring to fig. 1, the working end surface 113 is provided with a cleaning member 120, the cleaning member 120 protrudes outward relative to the working end surface 113, and the cleaning member 120 is provided with a cleaning hole 116. Therefore, the cleaning piece 120 protruding outwards can ensure that the cleaning hole 116 is arranged towards the area corresponding to the camera on the working end surface 113, and after the air-water pump is communicated with the air-water channel 119, the cleaning hole 116 can spray air and water to the area corresponding to the camera, so that the tissues and liquid attached to the working end surface 113 can be cleaned, and the normal work of the camera can be ensured.

Alternatively, the cleaning element 120 may be bonded, plugged, snapped, or otherwise attached to the tip body 110. Alternatively, the cleaning member 120 and the tip body 110 are integrally formed.

Specifically, referring to fig. 1 and 2, the tip body 110 and the cleaning member 120 are integrally formed by injection molding. Thus, the sealing performance of the working end surface 113 is ensured, and the use quality of the endoscope tip 100 is improved. The present embodiment only provides a specific arrangement of the cleaning element 120 and the head body 110, but not limited thereto.

In one embodiment, referring to fig. 1 and 2, the outlet cross section of the cleaning hole 116 is perpendicular to the working end surface 113. So, be convenient for carry out gas injection and water spray to the region that the camera corresponds on the working end face 113, and then the tissue and the liquid of clearance attached to working end face 113 guarantee the normal work of camera.

In one embodiment, tip body 110 is a transparent PC (polycarbonate) piece. Thus, the production is simple, the material cost is low, the light transmission effect is good, and the economic benefit of the endoscope first end head 100 is favorably improved.

In one embodiment, an endoscope (not shown) includes the endoscope tip 100 of the previous embodiments.

In the installation process of the endoscope, the camera is installed in the camera installation cavity 111, the light source is installed in the light source installation cavity 112, the instrument channel 117, the auxiliary water supply channel 118 and the air-water channel 119 are communicated with corresponding pipelines, and finally the tip body 110 is connected with the end part of the snake bone. Because the end body 110 is the light-transmitting piece, the light source can pass through the light-transmitting piece and go out the light to the camera can acquire image information through the light-transmitting piece, make camera installation cavity 111 and light source installation cavity 112 position need not the trompil, so, be favorable to improving the sealing performance of end earlier, and then improve the sealed effect of end earlier to camera and light source, guarantee the use quality of endoscope.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An endoscope tip, comprising:

the end head comprises an end head body, a connecting piece and a connecting piece, wherein the end head body is provided with a camera mounting cavity and a light source mounting cavity and is a light transmission piece, and the end head body is provided with a working end face; the working end face is provided with an instrument hole, an auxiliary water supply hole and a cleaning hole, the end body is further provided with an instrument channel, an auxiliary water supply channel and an air-water channel, the instrument channel is communicated with the instrument hole, the auxiliary water supply channel is communicated with the auxiliary water supply hole, the cleaning hole is communicated with the air-water channel, and the cleaning hole faces to the region of the working end face corresponding to the camera mounting cavity.

2. The endoscope lead tip of claim 1, wherein the camera mounting cavity is in communication with the light source mounting cavity.

3. The endoscope tip of claim 1, wherein there are at least two of said light source mounting cavities, at least two of said light source mounting cavities being spaced apart.

4. The endoscope first end of claim 3, wherein there are two light source mounting cavities, and two light source mounting cavities are located on opposite sides of the camera mounting cavity and are respectively in communication with the camera mounting cavity.

5. The endoscope tip of claim 1, wherein the instrument aperture has a cross-sectional area that is smaller than the cross-sectional area of the instrument channel to form a stepped configuration.

6. The endoscope tip according to claim 1, wherein the cross-sectional area of the secondary water supply hole is smaller than the cross-sectional area of the secondary water supply channel to form a stepped structure.

7. The endoscope tip of claim 1, wherein the cross-sectional area of the cleaning aperture is smaller than the cross-sectional area of the gas-water channel to form a stepped structure.

8. The endoscope tip according to claim 1, wherein the gas/water channel comprises a gas feed channel and a water feed channel arranged in parallel, and the gas feed channel and the water feed channel are both communicated with the cleaning hole.

9. The endoscope nosepiece of claim 1, wherein the working end face is provided with a cleaning member which projects outwardly relative to the working end face, the cleaning member being provided with the cleaning aperture.

10. The endoscope nosepiece of claim 9, wherein the tip body and the cleaning element are of unitary injection molded construction.

11. The endoscope tip of claim 9, wherein the exit cross-section of the cleaning aperture is disposed perpendicular to the working end face.

12. The endoscope tip of any one of claims 1-11, wherein the tip body is a transparent PC.

13. An endoscope, comprising an endoscope tip according to any of claims 1-12.