CN219306657U

CN219306657U - Endoscope auxiliary lumen tube

Info

Publication number: CN219306657U
Application number: CN202320656621.XU
Authority: CN
Inventors: 高传龙; 张忠平; 杨光
Original assignee: Jiangsu Huazhi Medical Technology Co ltd
Current assignee: Jiangsu Huazhi Medical Technology Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-07-07
Anticipated expiration: 2033-03-29

Abstract

The utility model discloses an auxiliary cavity tube of an endoscope, which comprises a controllable bent tube module, an externally hung outer cavity tube, an end cap and a fixed fitting, wherein the controllable bent tube module consists of an operating handle, a control wheel and a bent tube, the operating handle is provided with a consumable channel communicated with the bent tube, and the control wheel is arranged on the operating handle and is used for controlling the bent tube; the external hanging outer cavity pipe is a deformable hose, the diameter of the inner cavity is larger than the outer diameter of the adjusting bent pipe, the external hanging outer cavity pipe is arranged outside the adjusting bent pipe, and the length of the external hanging outer cavity pipe is smaller than the length of the adjusting bent pipe; the front end cap is arranged at the far end of the external cavity pipe, and the fixing accessory is arranged at the near end of the external cavity pipe. The auxiliary endoscope channel tube and the original biopsy channel of the endoscope form a double-channel, the displacement and the direction can be controlled independently, the operation is flexible, and the complex endoscopic operation can be implemented.

Description

Endoscope auxiliary lumen tube

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to an endoscope auxiliary lumen tube.

Background

The gastrointestinal endoscope is an elongated flexible tube with the diameter of about 1cm and the length of about 100cm, the front end of the flexible tube is provided with a light source device and an endoscope, the flexible tube is stretched into the upper and lower digestive tracts of a detected person through the mouth or anus when in use, the front end of the endoscope is operated to swing freely by strong light emitted by the light source device, a doctor can clearly observe the health condition of each part in the upper and lower digestive tracts from a display screen connected with the other end, and the pathological biopsy and cytology examination are carried out on the suspected pathological part, so that the further definite diagnosis is carried out, if necessary, a biopsy channel on the gastrointestinal endoscope can be stretched into an instrument under the endoscope, the pathological change is taken for slicing examination or more complicated operation is carried out, the open operation is avoided, the pain and the recovery time of the patient are reduced, and the method for detecting and treating the pathological changes of the upper and lower digestive tracts is the preferred method.

However, most of the current gastrointestinal endoscopes are single biopsy channels, the imported double-cavity endoscope is very expensive, the double-cavity endoscope or the externally hung two biopsy channels cannot be separated, the displacement of the two channels is unchanged and is always in a parallel state, and complex operation cannot be completed.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provide the endoscope auxiliary channel tube which is low in use cost and flexible to operate.

In order to achieve the above purpose, the technical scheme adopted is as follows:

the auxiliary cavity tube comprises a controllable bent tube module, an externally hung outer cavity tube, an end cap and a fixed fitting, wherein the controllable bent tube module consists of an operating handle, a control wheel and a bent tube, the operating handle is provided with a consumable channel communicated with the bent tube, and the control wheel is arranged on the operating handle and used for controlling the bent tube; the external hanging outer cavity pipe is a deformable hose, the diameter of the inner cavity is larger than the outer diameter of the adjusting bent pipe, the external hanging outer cavity pipe is arranged outside the adjusting bent pipe, and the length of the external hanging outer cavity pipe is smaller than the length of the adjusting bent pipe; the front end cap is arranged at the far end of the external cavity channel pipe and is used for fixing the external cavity channel pipe to the front end of the endoscope; the fixing fitting is arranged at the proximal end of the external cavity pipe and is used for fixing the external cavity pipe to the handle of the endoscope. The externally-hung outer cavity tube is externally hung on the endoscope through the front end cap and the fixed accessory, and a parallel second operation cavity is formed along with the endoscope entering the gastrointestinal tract; through with transfer the return bend embolia external lumen canal and stretch out the tip, the operation consumptive material can be passed through consumable passageway and transfer the return bend and reach and transfer the return bend tip, through the control of control wheel, form the cooperation with the former biopsy channel apparatus of endoscope, and homoenergetic individual control makes doctor's operation safer more swiftly, can develop the operation of more complicacy under the mirror.

As another preferable scheme of the utility model, the control wheel consists of a direction control wheel and a front and back control wheel, and is used for respectively controlling the direction and the front and back movement of the adjusting pipe.

As another preferable scheme of the utility model, the tip cap is made of elastic materials and consists of an external cavity pipe clamp ring and an endoscope clamp ring, wherein the internal diameter of the external cavity pipe clamp ring is the same as the external diameter of the external cavity pipe, the external cavity pipe clamp ring is used for fixing the external cavity pipe, and the internal diameter of the endoscope clamp ring is slightly smaller than the external diameter of the front end of the endoscope, and is used for fixing the front end of the endoscope.

As another preferable scheme of the utility model, the fixing accessory consists of an external cavity pipe clamping sleeve, a first connecting belt and a second connecting belt, wherein the external cavity pipe clamping sleeve is used for connecting an external cavity pipe, and the first connecting belt and the second connecting belt are used for connecting an endoscope handle.

Further, the first connecting belt is provided with a connecting clamping hole, and the second connecting belt is provided with a connecting buckle matched with the connecting clamping hole, so that connection between the first connecting belt and the second connecting belt is facilitated.

As another preferable scheme of the utility model, a sealing cap is arranged on the outer part of the regulating elbow and the upper part of the fixed fitting, so as to prevent pressure loss in the operation process.

Compared with the prior art, the endoscope auxiliary lumen tube provided by the utility model has the following gain effects:

(1) According to the utility model, the externally-hung outer cavity channel pipe is externally hung on the endoscope through the first end cap and the fixed accessory, so that a second operation cavity channel which is parallel to the original biopsy channel of the endoscope is formed, the universality is high, the same use effect as that of the existing double-cavity channel endoscope is achieved, and the use cost is low.

(2) The displacement and the direction of the bent tube adjusting channel and the original biopsy channel of the endoscope can be controlled independently, and compared with the existing double-cavity channel endoscope or the externally hung two biopsy channels which cannot be separated, the displacement between the channels is unchanged and the channels are always in a parallel state, the operation is more flexible, the doctor operation is safer and quicker, and the operation under the mirror is more complicated.

Drawings

Fig. 1 is a schematic front view of the present utility model, fig. 2 is a schematic structural view of the present utility model, fig. 3 is a schematic structural view of the controllable adjustable elbow module of the present utility model, fig. 4 is a schematic structural view of the front end cap of the present utility model, and fig. 5 is a schematic structural view of the fixing fitting of the present utility model.

Wherein: 11-an operating handle; 111-consumable channel; 121-a direction control wheel; 122-front and rear control wheels; 13-adjusting the bent pipe; 2-externally hanging an outer cavity pipe; 3-end cap; 31-externally hanging an outer cavity pipe clamp ring; 32-an endoscope clasp; 4-fixing the fitting; 41-external lumen tube cutting sleeve; 42-a first connecting strap; 421-connecting the card holes; 43-a second connecting band; 431-connecting buckle; 5-sealing cap.

Detailed Description

For a better understanding of the present utility model, specific embodiments of the utility model are described in further detail below with reference to the drawings.

As shown in fig. 1-5, an auxiliary lumen tube of an endoscope comprises a controllable and adjustable bent tube module, an externally hung outer lumen tube 2, an end cap 3, a fixed fitting 4 and a sealing cap 5, wherein the controllable and adjustable bent tube module consists of an operating handle 11, a control wheel and an adjustable bent tube 13, and the operating handle 11 is provided with a consumable channel 111 communicated with the adjustable bent tube 13; the control wheel is arranged on the operating handle 11 and consists of a direction control wheel 121 and a front control wheel 122 and a rear control wheel 122, and is used for respectively controlling the direction and the front and rear movement of the adjusting bend pipe 13; the externally hung outer cavity pipe 2 is a deformable hose, the diameter of the inner cavity is larger than the outer diameter of the adjusting bent pipe 13, the outer cavity is arranged outside the adjusting bent pipe 13, and the length of the outer cavity is smaller than the length of the adjusting bent pipe 13; the front end cap 3 consists of an external cavity pipe clasp 31 and an endoscope clasp 32, wherein the internal diameter of the external cavity pipe clasp 31 is the same as the external diameter of the external cavity pipe 2, and is used for fixing the external cavity pipe 2, and the internal diameter of the endoscope clasp 32 is slightly smaller than the external diameter of the front end of the endoscope, and is used for fixing the front end of the endoscope; the fixed accessory 4 consists of an external cavity pipe clamping sleeve 41, a first connecting belt 42 and a second connecting belt 43, wherein the external cavity pipe clamping sleeve 41 is used for connecting the external cavity pipe 2, the first connecting belt 42 is provided with a connecting clamping hole 421, and the second connecting belt 43 is provided with a connecting clamping buckle 431 matched with the connecting clamping hole 421 and used for connecting an endoscope handle; the sealing cap 5 is provided outside the tuning tube 13 and on the upper part of the fixing fitting 4 for preventing pressure loss during the operation.

When in use, the external cavity tube 2 is connected with the end part of the endoscope through the first end cap 3, and the external cavity tube 2 is connected with the handle of the endoscope through the fixed fitting 4, so that the external cavity tube 2 is tightly connected with the endoscope and enters the intestines and stomach to form a double-cavity channel; then the bending tube 13 is led into the external cavity canal 2 through the front and rear control wheels 122, the end part of the bending tube 13 extends out, surgical consumable materials reach the end part of the bending tube 13 through the consumable material channel 111 and the bending tube 13, the displacement and the direction of the surgical consumable materials are independently controlled through the direction control wheels 121 and the front and rear control wheels 122, and the surgical consumable materials and the original biopsy channel instrument of the endoscope form double mechanical arm matching, so that the doctor can perform the surgery more safely and more rapidly, and the surgery more complicated under the lens can be performed.

The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.

Claims

1. An auxiliary cavity tube of an endoscope is characterized by comprising a controllable and adjustable bent tube module, an externally hung external cavity tube, a front end cap and a fixed fitting,

the controllable bent pipe module consists of an operating handle, a control wheel and a bent pipe, wherein the operating handle is provided with a consumable channel communicated with the bent pipe, and the control wheel is arranged on the operating handle and used for controlling the bent pipe;

the external hanging outer cavity pipe is a deformable hose, the diameter of the inner cavity is larger than the outer diameter of the adjusting bent pipe, the external hanging outer cavity pipe is arranged outside the adjusting bent pipe, and the length of the external hanging outer cavity pipe is smaller than the length of the adjusting bent pipe;

the front end cap is arranged at the far end of the external cavity channel pipe and is used for fixing the external cavity channel pipe to the front end of the endoscope;

the fixing fitting is arranged at the proximal end of the external cavity pipe and is used for fixing the external cavity pipe to the handle of the endoscope.

2. The endoscope auxiliary lumen tube of claim 1 wherein the control wheel is comprised of a direction control wheel and a front-to-back control wheel for controlling the direction and back-to-forth movement of the tuning tube, respectively.

3. The auxiliary endoscope channel tube as defined in claim 1, wherein the tip cap is made of elastic material and consists of an external channel tube clasp and an endoscope clasp, the external channel tube clasp has the same inner diameter as the external diameter of the external channel tube for fixing the external channel tube, and the endoscope clasp has an inner diameter slightly smaller than the external diameter of the front end of the endoscope for fixing the front end of the endoscope.

4. The endoscope auxiliary lumen tube of claim 1 wherein the securing fitting is comprised of an external lumen tube ferrule, a first connecting strap and a second connecting strap, the external lumen tube ferrule being adapted to connect to an external lumen tube, the first connecting strap and the second connecting strap being adapted to connect to an endoscope handle.

5. The endoscope auxiliary lumen tube of claim 4 wherein the first connecting band is provided with a connecting clip hole and the second connecting band is provided with a connecting clip matching the connecting clip hole.

6. The endoscope auxiliary lumen tube of claim 1 wherein a sealing cap is further provided on the exterior of the tuning tube and on the upper portion of the securing fitting for preventing pressure loss during surgery.