CN212438542U

CN212438542U - Built-in endoscope pipe of snake bone and endoscope

Info

Publication number: CN212438542U
Application number: CN202020209130.7U
Authority: CN
Inventors: 黄宏辉; 王珍玮
Original assignee: Zhuhai Pusheng Medical Science & Technology Co ltd
Current assignee: Zhuhai Pusheng Medical Science & Technology Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2021-02-02
Anticipated expiration: 2030-02-25

Abstract

The utility model discloses a built-in endoscope pipe of snake bone, including imaging device, snake bone, working channel and outer tube, the snake bone sets up in the imaging device rear end, the snake bone is connected with the control assembly who controls the snake bone bending, working channel sets up by the snake bone, the outer pipe box is established outside snake bone and working channel: the working channel is independently arranged outside the snake bone, so that the cross section area of the snake bone can be reduced, the utilization rate of the section of the endoscope tube is improved, the perimeter of the endoscope tube is reduced, and the endoscope is more convenient to use.

Description

Built-in endoscope pipe of snake bone and endoscope

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a built-in endoscope pipe of snake bone and endoscope.

Background

In a conventional endoscope, an imaging module and a working channel are installed in a snake bone, the snake bone is connected to each other by joint connecting shafts of respective sections, and the snake bone is bent by pulling a control wire connected to the snake bone. Because each section joint of snake bone is the annular, the cross-section in the snake bone is circular, needs the great snake bone of diameter in order to hold working channel, then still the parcel has the protection outer tube outside the snake bone, and the thickness of snake bone and protection outer tube makes the diameter grow of endoscope, leads to the endoscope volume to increase, has increased the internal degree of difficulty of endoscope implantation.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a snake bone built-in endoscope tube and endoscope which can independently arrange the snake bone outside an imaging module and reduce the perimeter of the endoscope.

The snake bone built-in endoscope tube comprises an imaging device, a snake bone, a working channel and an outer tube, wherein the snake bone is arranged at the rear end of the imaging device, the snake bone is connected with a control assembly for controlling the bending of the snake bone, the working channel is arranged beside the snake bone, and the outer tube is sleeved outside the snake bone and the working channel.

The technical scheme at least has the following beneficial effects: the working channel is independently arranged outside the snake bone, so that the circumference of the snake bone can be reduced, the circumference of the endoscope tube is reduced, and the endoscope is more convenient to use. The outer tube can be driven to bend by controlling the snake bone, so that the bending control of the tail end of the endoscope is realized, and the use is very convenient.

In some embodiments, the outer tube and working channel are bendable flexible tubing. The flexible pipeline can be bent freely, so that the endoscope pipe is more convenient to bend when in use, and the flexible pipeline is simple to manufacture and convenient to install and is suitable for mass production.

In some embodiments, the cross section of the outer tube is circular or elliptical, so that the circumference of the endoscope can be reduced, the endoscope can be more conveniently placed in a body, and the injury to a patient is reduced.

In some embodiments, the control assembly is at least one cable axially disposed within the outer tube, the cable being connected to the snake. The bending of the snake bone is controlled by the cable, so that the bending of the front end of the endoscope is realized, observation in different directions can be realized, and the service performance of the endoscope is improved.

In some embodiments, the cable is arranged outside the snake bone, and a sleeve is sleeved outside the cable and used for protecting the cable to facilitate free contraction of the cable, and the cable is arranged outside the snake bone to reduce the cross-sectional area of the snake bone.

In some embodiments, the cable is arranged in the snake bone, the cable in the snake bone can better control the snake bone bending, and the controllability of the snake bone bending is higher.

In some embodiments, a number of illumination fibers are disposed within the outer tube. The illuminating optical fiber can illuminate the front end of the endoscope, and the diameter of the optical fiber is small, so that the effect of reducing the diameter of the endoscope can be achieved.

In some embodiments, the front end of the outer tube is provided with a lighting lamp, the lamp can emit light rays with different colors, the use function of the endoscope can be expanded, the light intensity of the lamp is higher, and the irradiation effect is good.

The endoscope comprises a handle, wherein the handle is connected with any one of the snake bone built-in endoscope pipes, a control mechanism and an instrument pipeline are arranged in the handle, the control mechanism is connected with a control assembly, and the instrument pipeline is communicated with a working channel.

The technical scheme at least has the following beneficial effects: the snake bone and the working channel in the endoscope tube of the endoscope are arranged in the outer tube in parallel, so that the circumference of the front end part of the endoscope can be reduced, and the endoscope can be more simply placed.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. Obviously, the described figures are only some embodiments of the invention, not all embodiments, and other designs and figures can be obtained by those skilled in the art without inventive effort, based on these figures:

fig. 1 is a schematic cross-sectional view of a first embodiment of the present invention;

fig. 2 is a schematic structural view of a first embodiment of the present invention;

fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

It should be noted that unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and include, for example, fixed or removable connections or integral connections; the connection can be mechanical connection or electrical connection; 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.

Referring to fig. 1 to 3, the snake bone built-in endoscope tube comprises an imaging device 1, a snake bone 3, a working channel 2 and an outer tube 4, wherein the snake bone 3 is arranged at the rear end of the imaging device 1, the snake bone 3 is connected with a control assembly for controlling the snake bone 3 to bend, the working channel 2 is arranged beside the snake bone 3, and the outer tube 4 is sleeved outside the snake bone 3 and the working channel 2.

Originally, the endoscope is provided with an annular snake bone 3 sleeved outside the imaging device 1 and the working channel 2, and then a protective tube is sleeved outside the snake bone 3. The imaging device 1 and the working channel 2 are mostly annular, so the gap between the imaging device 1 and the working channel 2 is large, a lot of space in the snake bone 3 is wasted, the space utilization rate is low, and the circumference of the endoscope is enlarged.

Set up snake bone 3 and working channel 2 side by side, utilize the spacing snake bone 3 of outer tube 4 and working channel 2, outer tube 4 can hug closely snake bone 3 and working channel 2's outer peripheral face, reduces the inner space of outer tube 4 to improve the utilization ratio of 4 inner spaces of outer tube, reduced the girth of endoscope, made things convenient for the endoscope to put into patient internal more.

The outer tube 4 and the working channel 2 are flexible bendable pipes, the cross section of the outer tube 4 in the first embodiment is preferably oval, and can fit with the snake bone 3 and the working channel 2, and the outer tube 4 can be round in other embodiments. The circular or elliptical shape has a smaller circumference at the same capacity, which reduces the space occupied by the endoscope. The flexible pipeline is simple to manufacture, convenient to install and suitable for mass production, when the flexible pipeline is placed into a patient, the flexible pipeline can deform slightly when being pressed, and compared with the design that the hard snake bone 3 sleeves are arranged outside, the flexible pipeline can be placed into the patient more conveniently, and the patient is not easily damaged.

The control component is at least one cable 5 which is arranged in the outer tube 4 along the axial direction, the cable 5 is connected with the snake bone 3, and the cable 5 is parallel to the axis of the snake bone 3. The contraction of the cable 5 can control the snake bone 3 to bend left and right in a plane, so that the outer tube 4 is driven to bend, the control of the tail end of the endoscope is realized, observation in different directions can be realized, and the service performance of the endoscope is improved.

The cable 5 of the first embodiment in fig. 2 is arranged in the snake bone 3, the connection of the cable 5 in the snake bone 3 is tighter, and the controllability of the bending of the snake bone 3 is higher. In the second embodiment of fig. 3, the cable 5 is disposed outside the snake bone 3, and a sleeve is further sleeved on the cable 5, the sleeve is used for protecting the cable 5, so that the cable 5 can be freely contracted, and the cross-sectional area of the snake bone 3 can be reduced when the cable 5 is located outside the snake bone 3.

The inner tube 4 is internally provided with a plurality of illuminating optical fibers 6, the illuminating optical fibers 6 can illuminate the front end of the endoscope, the illuminating optical fibers 6 are preferably arranged between the snake bone 3 and the working channel 2, the space utilization rate can be improved, the diameter of the optical fibers is small, and the effect of reducing the diameter of the endoscope can be achieved. In other embodiments, a lighting lamp is arranged at the front end of the outer tube 4, the lamp can emit light rays with different colors, the use function of the endoscope can be expanded, the light intensity of the lamp is higher, and the irradiation effect is good.

The endoscope comprises a handle, the handle is connected with any endoscope tube, a control mechanism and an instrument pipeline are arranged in the handle, the control mechanism is connected with a control assembly, and the instrument pipeline is communicated with the working channel 2.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited thereto, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. An endoscope tube with built-in snake bone is characterized in that: comprises that

An imaging device (1);

the snake bone (3) is arranged at the rear end of the imaging device (1), and the snake bone (3) is connected with a control component for controlling the bending of the snake bone (3);

the working channel (2), the working channel (2) is arranged beside the snake bone (3);

the outer pipe (4), outer pipe (4) cover is established outside snake bone (3) and working channel (2).

2. The snake bone built-in endoscope tube according to claim 1, wherein: the outer pipe (4) and the working channel (2) are flexible pipes.

3. The snake bone built-in endoscope tube according to claim 1, wherein: the cross section of the outer pipe (4) is circular or elliptical.

4. The snake bone built-in endoscope tube according to claim 1, wherein: the control assembly is at least one cable (5) axially arranged in the outer tube (4), and the cable (5) is connected with the snake bone (3).

5. The snake bone built-in endoscope tube according to claim 4, wherein: the cable (5) is arranged outside the snake bone (3), and a sleeve (7) is sleeved outside the cable (5).

6. The snake bone built-in endoscope tube according to claim 4, wherein: the cable (5) is arranged in the snake bone (3).

7. The snake bone built-in endoscope tube according to claim 1, wherein: and a plurality of lighting optical fibers (6) are arranged in the outer tube (4).

8. The snake bone built-in endoscope tube according to claim 1, wherein: the front end of the outer tube (4) is also provided with lighting equipment.

9. An endoscope, characterized by: comprises a handle connected with the endoscope pipe of the snake bone built-in type in any claim, a control mechanism and an instrument pipeline are arranged in the handle, the control mechanism is connected with a control assembly, and the instrument pipeline is communicated with a working channel (2).