CN215650997U

CN215650997U - Endoscope distal end assembly and endoscope

Info

Publication number: CN215650997U
Application number: CN202121976398.4U
Authority: CN
Inventors: 郭海玉
Original assignee: Shenzhen Haijian Medical Technology Co ltd
Current assignee: Shenzhen Haijian Medical Technology Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-01-28
Anticipated expiration: 2031-08-20

Abstract

An endoscope tip assembly and an endoscope. Endoscope first tip portion subassembly includes first end seat, first end seat go-between, the module of making a video recording, pliers pipeline, first LED lamp and second LED lamp, and the module of making a video recording, pliers pipeline, first LED lamp and second LED lamp are installed on first end seat, and the module of making a video recording is used for acquireing the high definition image, and the pliers pipeline is used for the entering of surgical instruments and the pouring of liquid, and first LED lamp and second LED lamp are used for making a video recording the module illumination and light filling. Because use the LED lamp to replace traditional leaded light optic fibre and throw light on, avoided the easy broken silk of leaded light optic fibre to lead to the not enough condition of luminance, endoscope tip subassembly simple structure in this application simultaneously, low cost, production technology is simple, can effectively improve production efficiency.

Description

Endoscope distal end assembly and endoscope

Technical Field

The application relates to the technical field of endoscopes, in particular to an endoscope tip assembly and an endoscope.

Background

The endoscope tip is an important component of an endoscope, the traditional endoscope tip is usually provided with an objective lens, a camera module, a clamp pipeline and a light guide optical fiber, multiple gluing, bonding and glue baking are needed in the production process, the production process is complex and low in efficiency, and the phenomenon of insufficient brightness caused by broken optical fibers is easy to occur at the traditional endoscope tip due to the particularity of the process and the material.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems that the production efficiency of the tip part of the endoscope is low and the optical fiber is easy to break, the application provides an endoscope tip part assembly and an endoscope.

According to a first aspect of the present application, in one embodiment there is provided a tip end assembly comprising a tip end mount, a tip end mount connection ring, a camera module, a forceps channel, a first LED light, and a second LED light;

the front end seat is provided with a camera module mounting hole, a pliers pipeline mounting hole, a first LED lamp mounting hole and a second LED lamp mounting hole; the camera module mounting hole is a through hole which is adaptive to the shape of the camera module and is used for mounting the camera module; the forceps pipeline mounting hole is a through hole and is used for mounting the forceps pipeline; the camera module mounting hole and the plier pipeline mounting hole are partially overlapped to form a first notch, so that the overall outer diameter of the tip seat is smaller; the first LED lamp mounting hole and the second LED lamp mounting hole are blind holes symmetrically arranged on two sides of the camera module mounting hole and are used for mounting the first LED lamp and the second LED lamp respectively;

the front end seat connecting ring is connected with the front end seat; the inner cavity of the connecting ring of the front end seat is provided with a first limiting groove and a second limiting groove, the first limiting groove is used for assisting in installing the camera module, and the second limiting groove is used for assisting in installing the pliers pipeline.

In an embodiment, the camera module, the first LED lamp and the second LED lamp are connected to the endoscope main board through a camera module signal cable to transmit an image signal and supply power to the camera module, the first LED lamp and the second LED lamp.

In one embodiment, the tip seat and the tip seat coupling ring are made of a transparent plastic material.

In one embodiment, the tip seat and the tip seat attachment ring are cured using UV glue when assembled.

In one embodiment, the front end of the front end seat is provided with a chamfer so that the front end seat is in a bullet shape.

In an embodiment, the tip seat is further provided with a connecting portion, and the connecting portion is used for being connected with the tip seat connecting ring.

In one embodiment, the connection portion is chamfered to facilitate connection with the tip seat connection ring.

In one embodiment, the connecting part is provided with a first plane and a second plane; the first plane cuts off the hole wall of the camera module mounting hole part to form a second notch; the second plane cuts off the hole wall of the pipe mounting hole part of the pliers to form a third notch; when the camera module is installed, the outer wall of the camera module is attached to the second notch; when the installation of the forceps pipeline is completed, the outer wall of the forceps pipeline is attached to the third notch.

In an embodiment, the forceps pipe mounting hole is a stepped through hole, the front end aperture is small, the rear end aperture is large, the front end aperture is the same as the inner diameter of the forceps pipe, the rear end aperture is the same as the outer diameter of the forceps pipe, and the camera module mounting hole is partially overlapped with the rear end aperture of the forceps pipe mounting hole to form the first notch.

According to a second aspect of the present application, there is provided in one embodiment an endoscope comprising an endoscope tip assembly as described in any of the embodiments of the present application.

According to the endoscope tip assembly and the endoscope of the above embodiment, because the LED lamp is used for replacing the traditional light guide optical fiber for illumination, the condition that the brightness is insufficient due to the fact that the light guide optical fiber is easily broken is avoided, meanwhile, the endoscope tip assembly does not have the objective lens and the lens which need to be arranged on the traditional endoscope tip, and therefore the endoscope tip assembly is convenient to install, simple in structure, low in cost and simple in production process, and production efficiency can be effectively improved.

Drawings

FIG. 1 is a front view of an endoscope tip assembly in one embodiment;

FIG. 2 is an enlarged view of area A of the endoscope tip assembly according to one embodiment;

FIG. 3 is a top view of an endoscope tip assembly in one embodiment;

FIG. 4 is a schematic view of an exemplary embodiment of a camera module signal cable connection for an endoscope tip assembly;

FIG. 5 is a front view of a tip seat of an endoscope tip assembly in one embodiment;

FIG. 6 is a left side view of a tip seat of an endoscope tip assembly in one embodiment;

FIG. 7 is a top view of a tip block of an endoscope tip assembly in one embodiment;

FIG. 8 is a schematic axial cross-sectional view of a tip seat attachment ring of an endoscope tip assembly according to one embodiment.

Detailed Description

The present application will be described in further detail below with reference to the accompanying drawings by way of specific embodiments. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments, and the operation steps involved in the embodiments may be interchanged or modified in order as will be apparent to those skilled in the art. Accordingly, the description and drawings are merely for clarity of description of certain embodiments and are not intended to necessarily refer to a required composition and/or order.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).

The endoscope tip assembly is simple in structure and low in cost, and can effectively solve the problems that the traditional endoscope tip assembly is low in production efficiency and poor in brightness caused by the fact that a light guide optical fiber is easy to break.

The first embodiment is as follows:

the embodiment provides an endoscope distal end subassembly, including the distal end seat, the distal end seat go-between, the module of making a video recording, the pliers pipeline, first LED lamp and second LED lamp are installed on the distal end seat, the module of making a video recording is used for acquireing high definition image, the pliers pipeline is used for the entering of surgical instruments and the pouring of liquid, first LED lamp and second LED lamp are used for making a video recording the module illumination and light filling.

As shown in fig. 1 to 8, in an embodiment of the present application, an endoscope tip assembly is provided, which includes a tip holder 1, a tip holder connection ring 2, a forceps channel 3, a camera module 4, a first LED lamp 5, and a second LED lamp 6.

The front end base 101 is provided with a clamp pipeline mounting hole 103, a camera module mounting hole 104, a first LED lamp mounting hole 105 and a second LED lamp mounting hole 106. The forceps conduit mounting hole 103 is a through hole for mounting the forceps conduit 3. The camera module mounting hole 104 is a through hole adapted to the shape of the camera module 4, and in this embodiment, the camera module 4 is square, so the camera module mounting hole 104 is a square through hole in this embodiment. If the camera module 4 used has another shape, the shape of the camera module mounting hole 104 is also modified. Because the endoscope is a very fine precise medical instrument, and needs to enter the human body through a natural orifice or an operation incision of the human body, at every big point, the pain degree of a patient and the success rate of the operation are both significantly affected, so the camera module mounting hole 104 and the forceps pipeline mounting hole 103 are partially overlapped in the embodiment to form a first incision 1101, and thus, the outer walls of the camera module 4 and the forceps pipeline 3 can be in direct contact after the assembly is completed, so that the overall outer diameter of the front end seat 1 is smaller. First LED lamp mounting hole 105 and second LED lamp mounting hole 106 symmetry set up in the both sides of making a video recording module mounting hole 104 for install first LED lamp 5 and second LED lamp 6, first LED lamp mounting hole 105 and second LED lamp mounting hole 106 adopt the blind hole design, first LED lamp 5 and second LED lamp 6 are luminous through inside, pass to light outside, the condition that the endoscope tip intake leads to first LED lamp 5 and second LED lamp 6 to damage has been avoided, in order to let the illuminating effect of first LED lamp 5 and second LED lamp 6 better, first end seat 1 is the transparent plastic material in the embodiment, for example, medical grade transparent PC material.

In one embodiment, the camera module 4, the first LED lamp 5 and the second LED lamp 6 are connected to the endoscope main board 704 through a camera module signal cable 7, the camera module 4 transmits a high-resolution original image to the endoscope main board 704, and the endoscope main board 704 performs image processing and then transmits the processed image to the medical monitor.

In an embodiment, pliers pipe mounting hole 103 is the stairstepping through-hole, the front end aperture is little, the rear end aperture is big, pliers pipe mounting hole 103 front end aperture is the same with 3 internal diameters of pliers pipeline, pliers pipe mounting hole 103 rear end aperture is the same with 3 external diameters of pliers pipeline, pliers pipeline 3 installs in the rear end aperture of pliers pipe mounting hole 103, the pliers pipeline 3 of so installing is more firm, the 3 exposed circumstances of pliers pipeline can not appear yet, make the tip subassembly whole more pleasing to the eye earlier, the whole size is also littleer.

In an embodiment, the front end of the front end seat 1 is provided with a chamfer 1011, so that the front end seat 1 is in a bullet shape, which is more beneficial for an operator to operate and is convenient for entering into small parts of a human body.

The inner cavity of the front end seat connecting ring 2 is provided with a first limit groove 1021 and a second limit groove 1022. The front end seat connecting ring 2 is made of transparent plastic, the first limiting groove 1021 is used for assisting in installing the camera module 4, and the outer wall of the camera module 4 is clamped in the first limiting groove 1021. The second limiting groove 1022 is used for assisting in installing the forceps conduit 3, and the outer wall of the forceps conduit 3 is clamped in the second limiting groove 1022. Because fore-end seat 1 and fore-end seat go-between 2 are the plastics material, can adopt UV glue to solidify during the assembly, compare in the mode that traditional epoxy glue bonded, can effectually shorten glue and bake gluey time, shorten the activity duration, promote production efficiency.

In order to facilitate the assembly of the tip seat 1 and the tip seat coupling ring 2, in one embodiment, the tip seat 1 is provided with the connecting portion 107, and the connecting portion 107 is provided with a chamfer 1073, so that the connecting portion 107 is tapered to facilitate the assembly with the tip seat coupling ring 2. In order to further reduce the overall size of the tip assembly, in an embodiment, the connecting portion 107 is provided with a first plane 1071 and a second plane 1072, the first plane 1071 cuts off a part of the hole wall of the camera module mounting hole 104 to form a second notch 1102, and the second plane 1072 cuts a part of the hole wall of the forceps conduit mounting hole 103 to form a third notch 1103, when the camera module 4 is completely mounted, the outer wall of the camera module 4 is attached to the second notch 1102, and when the forceps conduit 3 is completely mounted, the outer wall of the forceps conduit 3 is attached to the third notch 1103, so as to prevent the tip holder 1 from leaking water.

In this embodiment, the endoscope tip assembly is assembled in the following manner:

scribble a little UV glue around module 4 of making a video recording, then pack into module mounting hole 104 of making a video recording, need during the module 4 assembly of making a video recording with the preceding terminal surface parallel and level of end seat 1 earlier, the outer wall and the laminating of second incision 1102 of module 4 of making a video recording, then dip in with the cotton swab glue that overflows and get the clean of appropriate amount of alcohol, then solidify with the UV lamp. The entire surface of the first LED lamp 5 is dipped with an appropriate amount of UV glue, and is loaded into the first LED lamp mounting hole 105 with tweezers, and then cured with a UV lamp. The entire surface of the second LED lamp 6 is dipped with an appropriate amount of UV glue, and is loaded into the second LED lamp mounting hole 106 with tweezers, and then cured with a UV lamp. The part that needs the bonding with pliers pipeline 3 uses naphthalene sodium treatment fluid to handle 10-30 seconds, then clean totally with alcohol, the 3 front ends of pliers pipeline that will handle are dipped in and are got a small amount of UV glue, pack into pliers pipeline mounting hole 103, the outer wall of pliers pipeline 3 and the outer wall contact of module 4 of making a video recording, simultaneously, the outer wall and the third incision 1103 laminating of pliers pipeline 3, the glue that overflows is dipped in with the cotton swab and is got the clean of appropriate amount of alcohol, then solidify with the UV lamp. Scribble proper amount UV glue at fore-stock 1's connecting portion 107, then link together fore-stock 1 and fore-stock connecting portion 2, the glue that overflows dips in with the cotton swab and gets proper amount alcohol clean, then solidifies with the UV lamp, and the outer wall card of camera module 4 is in first spacing groove 1021, and pliers pipeline 3 wears out from second spacing groove 1022, and camera module signal cable 7 wears out from the cavity of fore-stock go-between 2. The camera module signal cable 7 is connected to a signal line connection terminal 701 on the endoscope main board 704, and when an image on the monitor is observed by energization, the image should be normally developed.

Example two:

in an embodiment of the present application, there is provided an endoscope comprising an endoscope tip assembly as described in any embodiment of the present application.

According to the endoscope tip assembly and the endoscope in the embodiment, the LED lamp is used for replacing the traditional light guide optical fiber for illumination, the condition that the brightness is insufficient due to the fact that the light guide optical fiber is easy to break is avoided, and meanwhile, the endoscope tip assembly is simple in structure, low in cost and simple in production process and can effectively improve production efficiency.

The present invention has been described in terms of specific examples, which are provided to aid understanding of the utility model and are not intended to be limiting. For a person skilled in the art to which the utility model pertains, several simple deductions, modifications or substitutions may be made according to the idea of the utility model.

Claims

1. The utility model provides an endoscope tip portion subassembly, includes tip seat, tip seat go-between, the module of making a video recording, pliers pipeline, first LED lamp and second LED lamp, its characterized in that:

2. The endoscope tip assembly of claim 1 wherein the camera module, the first LED light and the second LED light are connected to the endoscope main board by a camera module signal cable for transmitting image signals and for powering the camera module, the first LED light and the second LED light.

3. The endoscope tip assembly of claim 1 wherein said tip block and said tip block attachment ring are of transparent plastic material.

4. The endoscope tip assembly of claim 3 wherein said tip block and said tip block attachment ring are cured using UV glue when assembled.

5. The endoscope tip assembly of claim 1 wherein said tip block front end is provided with a chamfer to give said tip block a bullet nose shape.

6. The endoscope tip assembly of claim 1 wherein said tip block further comprises a connector portion for connecting to said tip block attachment ring.

7. The endoscope tip assembly of claim 6 wherein said connecting portion is chamfered to facilitate connection with said tip seat attachment ring.

8. The endoscope tip assembly of claim 7 wherein said connecting portion defines a first plane and a second plane; the first plane cuts off the hole wall of the camera module mounting hole part to form a second notch; the second plane cuts off the hole wall of the pipe mounting hole part of the pliers to form a third notch; when the camera module is installed, the outer wall of the camera module is attached to the second notch; when the installation of the forceps pipeline is completed, the outer wall of the forceps pipeline is attached to the third notch.

9. The endoscope tip assembly of claim 1 wherein said forceps conduit mounting bore is a stepped bore having a small front bore diameter and a large rear bore diameter, said front bore diameter being the same as said forceps conduit inner diameter and said rear bore diameter being the same as said forceps conduit outer diameter, said camera module mounting bore partially overlapping said forceps conduit mounting bore rear bore to form said first cutout.

10. An endoscope, characterized in that the endoscope comprises the endoscope tip assembly according to any one of claims 1 to 9.