CN218588967U

CN218588967U - Endoscope self-cleaning sheath pipe

Info

Publication number: CN218588967U
Application number: CN202221467950.1U
Authority: CN
Inventors: 刘信攸; 何杰; 陈跃达
Original assignee: Xiamen Hospital Zhongshan Hospital Fudan University
Current assignee: Xiamen Hospital Zhongshan Hospital Fudan University
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2023-03-10
Anticipated expiration: 2032-06-13

Abstract

The utility model discloses an endoscope self-cleaning sheath tube, which comprises a sheath tube, wherein an endoscope lens is arranged inside the sheath tube, and a flushing pipeline and a negative pressure suction pipeline are arranged on the inner wall of the sheath tube and are symmetrically arranged; and a wiping device is also arranged in the sheath tube and positioned between the endoscope lens and the inner wall of the sheath tube to rotationally wipe the endoscope lens. The beneficial effects of the utility model are that: the inner wall of the sheath pipe is respectively embedded with the flushing pipeline and the negative pressure suction pipeline, so that the endoscope lens can be cleaned when the endoscope lens is not pulled out, the cleaning liquid enters the flushing pipeline and then washes the endoscope lens, the body tissues and blood and other dirt liquid which possibly splashes on the endoscope lens in the operation are washed away, the flushing liquid is carried with the dirt through the negative pressure suction pipeline to attract the dirt out of the body, and the effect of cleaning the endoscope lens is achieved.

Description

Endoscope self-cleaning sheath pipe

Technical Field

The utility model relates to the field of medical equipment, especially endoscope self-cleaning sheath pipe.

Background

With the popularization of endoscopic surgery, the problem of cleaning of endoscopic lens surgery draws more and more attention from medical care personnel. After the endoscope enters the abdominal cavity, impurities such as mist generated in front of the lens of the endoscope and smoke, water vapor and the like generated by energy instruments in an operation can be splashed to the front end of the lens of the endoscope due to temperature difference inside and outside the body, so that the visual field is blurred, and the operation cannot be performed clearly.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide an endoscope self-cleaning sheath tube.

The purpose of the utility model is realized through the following technical scheme:

the endoscope automatic cleaning sheath tube comprises a sheath tube, an endoscope lens is arranged inside the sheath tube, and a flushing pipeline and a negative pressure suction pipeline are symmetrically arranged on the inner wall of the sheath tube; the sheath tube is internally provided with a wiping device which is positioned between the endoscope lens and the inner wall of the sheath tube to rotationally wipe the endoscope lens.

According to a further technical scheme, the flushing pipeline comprises a flushing pipeline body arranged on the inner side wall of the sheath pipe, a flushing pipeline outer end is arranged at the upper end of the flushing pipeline body and used for allowing cleaning liquid to flow in, and a flushing port is arranged at the bottom of the flushing pipeline body.

According to a further technical scheme, the suction pipeline comprises a negative pressure suction pipeline body provided with the inner side wall of the sheath pipe, the upper end of the negative pressure suction pipeline body is provided with a suction pipeline outer end connected with a negative pressure suction device, and a suction port is fixedly arranged at the bottom of the negative pressure suction pipeline body.

According to a further technical scheme, the wiping device comprises a connecting rod placed between the endoscope lens and the sheath tube, a sliding block is fixedly connected to the upper end of the connecting rod, a wiping piece is fixedly connected to the bottom of the connecting rod, and the wiping piece is driven by the connecting rod to rotate to wipe the endoscope lens through the sliding block.

According to a further technical scheme, the cleaning piece comprises a cleaning piece and an elastic piece, the cleaning piece and the elastic piece are fixedly connected, the elastic piece is located between the cleaning piece and the inner wall of the sheath tube, the elastic piece is made of elastic hard materials, and the elastic piece can be unfolded to drive the cleaning piece to cover the endoscope lens in an inclined mode.

A further technical scheme is that the flushing pipeline and the negative pressure suction pipeline are embedded in the inner wall of the sheath pipe.

The further technical proposal is that the suction port is a fan-shaped small hole.

The utility model has the advantages of it is following:

1. the utility model discloses an inlay respectively at the inner wall of sheath pipe and set up wash pipe and vacuum aspiration pipeline and can wash the endoscope camera lens when the endoscope camera lens is not extracted, the washing liquid enters into and washes the endoscope camera lens behind the wash pipe, wash filth liquid such as human tissue and blood that probably splash at the endoscope camera lens in the operation, and attract the pipeline to take the filth to attract external through the vacuum, reach the effect of clean endoscope camera lens, and clean the drop of water that the endoscope camera lens probably appears through the wiping arrangement rotation, impurity such as steam is for wiping off, guarantee that the camera lens of operation is clear, make the operation go on smoothly.

2. The utility model discloses a suction opening is fan-shaped aperture, can cover the endoscope camera lens completely through fan-shaped aperture and wash, guarantees that each position of lens portion can both be washd, makes the camera lens reach and washes clear effect.

3. The utility model discloses wash pipeline and negative pressure suction pipeline and inlay to the sheath inside pipe wall to do not influence it when wiping arrangement cleans the endoscope camera lens and rotate and clean, guaranteed that wiping arrangement can rotate smoothly and not have the hindrance.

Drawings

Fig. 1 is an overall schematic view of a sheath tube according to the present invention;

fig. 2 is a schematic bottom view of the sheath according to the present invention;

fig. 3 is a schematic cross-sectional view of the sheath according to the present invention;

fig. 4 is a schematic top view of the sheath according to the present invention;

FIG. 5 is a schematic view of a wiping article of the present invention;

fig. 6 is a schematic view of the internal structure of the wiper of the present invention.

In the figure, 1, sheath; 21. a negative pressure suction pipeline body; 22. the outer end of the suction pipeline is connected; 23. a suction port; 31. washing the pipeline body; 32. the outer end of the flushing pipeline is connected with the water inlet; 33. flushing the opening; 4. an endoscope lens; 5. a wiping device; 51. a wiper; 511. a cleaning member; 512. an elastic member; 52. a connecting rod; 53. and a slider.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-6, the automatic cleaning sheath for endoscope comprises a sheath 1, an endoscope lens 4 is arranged inside the sheath 1, a flushing channel and a negative pressure suction channel are arranged on the inner wall of the sheath 1, and the flushing channel and the negative pressure suction channel are symmetrically arranged; the inside of the sheath tube 1 is also provided with a wiping device 5, and the wiping device 5 is positioned between the endoscope lens 4 and the inner wall of the sheath tube 1 to rotationally wipe the endoscope lens 4; the cleaning liquid is conveyed to the endoscope lens 4 through the flushing pipeline, so that the endoscope lens 4 is cleaned, then the cleaning liquid and cleaned dirt from the flushing pipeline are sucked to the outside through the negative pressure suction pipeline, the cleaning liquid is prevented from being retained at the endoscope lens 4, the endoscope lens 4 is kept clean, the wiping device 5 rotates to wipe the surface of the endoscope lens 4, and the phenomena that water drops or water mist possibly existing on the surface of the endoscope lens 4 makes a transmitted picture unclear and unclear are prevented.

The flushing pipeline comprises a flushing pipeline body 31 arranged on the inner side wall of the sheath pipe 1, an outer flushing pipeline connecting end 32 for cleaning liquid to flow in is arranged at the upper end part of the flushing pipeline body 31, and a flushing port 33 is arranged at the bottom part of the flushing pipeline body 31; the outer connection end 32 of the flushing pipeline is externally connected with a flusher, the flusher provides power for the flowing of the cleaning liquid, so that the cleaning liquid can enter the flushing pipeline body 31, and the cleaning liquid can flush the endoscope lens 4 through the flushing port 33; the cleaning solution can be physiological saline at 36-40 ℃, or can also be other liquids which are safe in vivo, have strong cleaning capability and strong hydrophobicity.

The suction pipeline comprises a negative pressure suction pipeline body 21 arranged on the inner side wall of the sheath pipe 1, the upper end of the negative pressure suction pipeline body 21 is provided with a suction pipeline outer end 22 connected with a negative pressure suction device, and the bottom of the negative pressure suction pipeline body 21 is fixedly provided with a suction port 23; the external connection end 22 of the negative pressure suction pipeline is externally connected with a suction apparatus, the suction apparatus is started to generate negative pressure at the suction port 23, so as to suck the cleaning liquid containing impurities and dirt from the flushing port 33 after the endoscope lens 4 is flushed, and the cleaning liquid is sucked to the outside of the body through the negative pressure suction pipeline body 21, thereby ensuring the cleanness of the endoscope lens 4 without the collection of the cleaning liquid.

The wiping device 5 comprises a connecting rod 52 placed between the endoscope lens 4 and the inner wall of the sheath tube 1, the upper end of the connecting rod 52 is fixedly connected with a sliding block 53, the bottom of the connecting rod 52 is fixedly connected with a wiping piece 51, and the wiping piece 51 is driven by the connecting rod 52 to rotate by the sliding block 53 to wipe the endoscope lens 4; the wiping piece 51 has certain elasticity, can be unfolded to cover the endoscope lens 4 in the sheath tube 1, is convenient to wipe, and can be contracted to extend out from between the endoscope lens 4 and the sheath tube 1 for taking out and storing; when the endoscope lens 4 needs to be wiped, the sliding block 53 is made to rotate circumferentially around the edge of the sheath tube 1, and then the connecting rod 52 drives the wiping piece 51 to rotate, so that the surface of the endoscope lens 4 is wiped, and the endoscope lens 4 is kept clean.

The wiping piece 51 comprises a cleaning piece 511 and an elastic piece 512, the cleaning piece 511 and the elastic piece 512 are fixedly connected, the elastic piece 512 is positioned between the cleaning piece 511 and the inner wall of the sheath tube 1, the elastic piece 512 is made of elastic hard materials, and the elastic piece 512 can be unfolded to drive the cleaning piece 511 to obliquely cover the endoscope lens 4; the cleaning piece 511 can be made of soft materials with strong water absorption such as cotton cloth and sponge, the elastic piece 512 has a certain stretching function and can be contracted and stretched, the cleaning piece can be made of metal or plastic with larger elastic deformation, the cleaning piece 511 can still be driven to wrap the endoscope lens 4 by restoring the original shape after deformation, the cleaning piece is convenient to take out and store when not being used for wiping, the preferred material is made of plastic with high elastic deformation at a medical grade, and therefore the cleaning piece is guaranteed not to hurt a human body when the endoscope lens 4 is wiped.

The flushing pipeline and the negative pressure suction pipeline are embedded in the inner wall of the sheath pipe 1; it is possible to prevent the wiper member 51 from hindering its rotation at the time of the rotating wiping.

The suction port 23 is a small fan-shaped hole; the flushing liquid can be well sprayed to the endoscope lens 4 through the fan-shaped small holes, so that the flushing liquid can be sprayed to more areas, and more surfaces of the endoscope lens 4 can be sprayed and cleaned by the flushing liquid.

The utility model discloses a working process as follows: when the automatic cleaning sheath is cleaned, firstly, cleaning liquid enters the cleaning pipeline body 31 through an external flusher and is sprayed out through the cleaning port 33 to clean the surface of the endoscope lens 4, impurities on the surface of the endoscope lens 4 are cleaned, meanwhile, an external aspirator is started to suck the cleaning liquid from the cleaning port 33 through the suction port 23 and the negative pressure suction pipeline body 21, the wiping piece 51 is inserted into the endoscope lens 4 through the connecting rod 52 to be spread to cover the endoscope lens 4, the connecting rod 52 outside the rotating part drives the wiping piece 51 to rotate to wipe the surface of the endoscope lens 4, so that the surface of the endoscope lens 4 is cleaned while the cleaning liquid is cleaned and the wiping piece 51 is wiped, and when cleaning is not needed, the sliding block 53 pulls the connecting rod 52 to drive the wiping piece 51 to take out from the sheath 1 for storage.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Endoscope self-cleaning sheath pipe, including sheath pipe (1), its characterized in that: an endoscope lens (4) is arranged inside the sheath tube (1), and a flushing pipeline and a negative pressure suction pipeline are arranged on the inner wall of the sheath tube (1) and are symmetrically arranged; the endoscope lens cleaning device is characterized in that a wiping device (5) is further arranged inside the sheath tube (1), and the wiping device (5) is located between the endoscope lens (4) and the inner wall of the sheath tube (1) and rotationally wipes the endoscope lens (4).

2. The endoscopic self-cleaning sheath of claim 1, wherein: the flushing pipeline comprises a flushing pipeline body (31) arranged on the inner side wall of the sheath pipe (1), a flushing pipeline outer connecting end (32) is arranged at the upper end of the flushing pipeline body (31) and used for cleaning liquid to flow in, and a flushing opening (33) is arranged at the bottom of the flushing pipeline body (31).

3. The endoscopic self-cleaning sheath of claim 1, wherein: the suction pipeline comprises a negative pressure suction pipeline body (21) provided with the inner side wall of the sheath pipe (1), the upper end of the negative pressure suction pipeline body (21) is provided with a suction pipeline outer end (22) connected with a negative pressure suction device, and the bottom of the negative pressure suction pipeline body (21) is fixedly provided with a suction port (23).

4. The endoscopic self-cleaning sheath of claim 1, wherein: the cleaning device (5) comprises a connecting rod (52) placed between the endoscope lens (4) and the sheath tube (1), a sliding block (53) is fixedly connected to the upper end of the connecting rod (52), a cleaning piece (51) is fixedly connected to the bottom of the connecting rod (52), and the cleaning piece (51) is driven by the sliding block (53) to rotate through the connecting rod (52) to clean the endoscope lens (4).

5. The endoscopic self-cleaning sheath as defined in claim 4, wherein: the cleaning piece (51) comprises a cleaning piece (511) and an elastic piece (512), the cleaning piece (511) is fixedly connected with the elastic piece (512), the elastic piece (512) is located between the cleaning piece (511) and the inner wall of the sheath tube (1), the elastic piece (512) is made of elastic hard materials, and the elastic piece (512) can be unfolded to drive the cleaning piece (511) to cover the endoscope lens (4) in an inclined manner.

6. The endoscopic self-cleaning sheath of claim 1, wherein: the flushing pipeline and the negative pressure suction pipeline are embedded in the inner wall of the sheath pipe (1).

7. The endoscopic self-cleaning sheath as defined in claim 3, wherein: the suction port (23) is a small fan-shaped hole.