CN-122004714-A - Air bag reflux preventing device for gastroscope treatment

CN122004714ACN 122004714 ACN122004714 ACN 122004714ACN-122004714-A

Abstract

The invention belongs to the technical field of medical instruments, and particularly relates to an air bag anti-reflux device for gastroscope treatment, which comprises a main body, wherein the main body is connected with a hose and a handle, the hose is connected with an end pipe, the air supply part comprises an air pipe, an air supply pipe is arranged in the end pipe and communicated with the air supply pipe, a plurality of groups of air outlets are formed in the air supply pipe, a sealing pad A is arranged at the air outlets, an adjusting part comprises a sliding ring, the sliding ring is connected with an air bag, the sliding ring is connected with a guide wire A, the guide wire A is connected with the handle, the connecting part comprises a lifting plate, the lifting plate is connected with an air inlet pipe, a driving plate is connected in the sliding ring, the guide wire B is arranged on the driving plate, and the guide wire B is connected with the handle. The invention can adjust the position of the air bag according to the requirement, ensures that the air bag is always at a proper position during operation treatment, can provide a plurality of groups of air outlets on the surface of the device, ensures the tightness, simultaneously can avoid bending the air pipeline and ensures the fluxion.

Inventors

LIU QIAN
MA JIE
JIANG FEIE
WANG YUN
WEI WEI
Bian Yongxia

Assignees

中国人民解放军空军军医大学

Dates

Publication Date: 20260512
Application Date: 20260210

Claims (10)

1. An air bag anti-reflux device for gastroscope treatment is characterized by comprising: The hose is fixedly connected to the lower end of the main body, the end pipe is fixedly connected to the lower end of the hose, and the handle is arranged at the upper end of the main body; The air supply part comprises an air pipe, the air pipe is arranged in the inner cavity of the hose and the end pipe, an air pipe is arranged in the end pipe, the air pipe is communicated with the air pipe, a plurality of groups of air outlets are formed in the upper end of the air pipe, and sealing gaskets A are arranged at the air outlets; The adjusting part comprises a sliding ring which is connected with the outer ring of the end pipe in a sliding way, the sliding ring is connected with an air bag, the left end and the right end of the sliding ring are both connected with guide wires A, and the other ends of the two groups of guide wires A are both connected with a handle; The connecting part comprises a lifting plate, the lifting plate is arranged in the inner cavity of the sliding ring, the lower end of the lifting plate is connected with an air inlet pipe, the air inlet pipe is communicated with the air bag and stretches into the air supply pipe, the inner cavity of the sliding ring is slidably connected with a driving plate, the driving plate is in contact connection with the lifting plate, guide wires B are arranged on two sides of the driving plate, and the other ends of the guide wires B are connected with the handles; the connecting part is divided into two groups by the movement of the driving plate, wherein the driving plate moves to the upper part of the lifting plate to drive the lifting plate to descend, so that the air inlet pipe stretches into the air supply pipe and the sealing gasket A is opened; And in the second state, the driving plate moves to the side edge of the lifting plate, the lifting plate is lifted at the moment, the air inlet pipe is separated from the air supply pipe, and the sealing gasket A and the air supply pipe are in a closed state at the moment.
2. The anti-reflux device for an air bag for gastroscope therapy according to claim 1, wherein the lower end of the main body is fixedly connected with a hose, one end of the hose, which is far away from the main body, is fixedly connected with a tip tube, one end of the tip tube, which is far away from the main body, is fixedly provided with a camera, and the upper end of the main body is rotatably connected with a handle through a damping bearing.
3. The anti-reflux device for the air bag for gastroscope therapy according to claim 1, wherein the air pipe is fixedly connected to the inner cavities of the hose and the end pipe, one end of the air pipe away from the end pipe penetrates through the hose and the main body and extends out of the left side of the main body, and the end of the air pipe extending out of the main body is communicated with the joint pipe.
4. The anti-reflux device for the air bag for gastroscope therapy according to claim 3, wherein one end of the air pipe extending into the inner cavity of the end pipe is communicated with the air pipe, the air pipe is fixedly connected to the inner cavity of the end pipe, a plurality of groups of air outlets are formed in the upper end of the inner cavity of the air pipe, fixing frames are fixedly connected to the air outlets, a limiting pipe is fixedly connected to the upper end of the fixing frames, a sealing pad A is slidingly connected to the inner cavity of the limiting pipe, the upper end of the sealing pad A is connected to the inner ring of the outlet of the air pipe, a spring A is fixedly connected to one end of the inner cavity of the limiting pipe, and the lower end of the spring A is fixedly connected to the lower end of the inner cavity of the limiting pipe.
5. The anti-reflux device of the air bag for gastroscope therapy according to claim 4, wherein the outer edge of the end tube is provided with a conical groove at the outlet of the air supply tube, and the air inlet tube penetrates through the conical groove and extends into the inner cavity of the air supply tube.
6. The anti-reflux device for the air bag for gastroscope therapy according to claim 1, wherein the outer ring of the middle section of the end tube is provided with an annular groove, the sliding ring is connected in the annular groove in a sliding way, the outer ring of the sliding ring is fixedly connected with the air bag, both sides of the sliding ring are fixedly connected with guide wires A, the guide wires A on one side of the sliding ring, which is close to the main body, penetrate through the end tube and the hose and extend into the handle, the guide wires A on one side, which is far away from the main body, extend into the end tube from the other side of the sliding ring and contact with the guide wheel, the guide wheel is rotationally connected in the inner cavity of the end tube through a ball bearing, and the outer ring of the middle section of the guide wires A is in rolling connection with the inner ring of the guide wheel.
7. The anti-reflux device of the air bag for gastroscope therapy according to claim 6, wherein the guide strip is fixedly connected in the annular groove of the outer ring of the end tube, and the inner ring of the sliding ring is slidingly connected with the inner ring of the guide strip.
8. The device of claim 4, wherein the connecting portion further comprises an elastic tube, the elastic tube is fixedly connected to the inner cavity of the sliding ring, an outlet at the upper end of the elastic tube extends into the air bag, a lifting plate is fixedly connected to the lower end of the elastic tube, the lifting plate is slidably connected to the inner cavity of the sliding ring, an air inlet pipe is fixedly connected to the lower end of the lifting plate, an outlet of the air inlet pipe is communicated with an inlet at the lower end of the elastic tube, the lower end of the air inlet pipe penetrates through the sliding ring and extends into the air supply pipe, and the lower end of the air inlet pipe is in contact connection with the middle part of the upper end of the sealing gasket A.
9. The anti-reflux device for the air bag for gastroscope therapy according to claim 8, wherein the outer ring of the middle section of the air inlet pipe is fixedly connected with a sealing pad B, and the outer ring of the sealing pad B is in contact connection with the upper end of the outer ring of the end pipe.
10. The anti-reflux device for the air bag for gastroscope therapy according to claim 8, wherein springs B are fixedly connected to the front side and the rear side of the lower end of the lifting plate, the lower ends of the springs B are fixedly connected to the lower end of an inner cavity of the sliding ring, two groups of guide rods are fixedly connected to the middle part of the inner cavity of the sliding ring, outer rings of the two groups of guide rods are fixedly connected with a sliding frame in a sliding manner, the middle part of the lower end of the sliding frame is fixedly connected with a driving plate, the lower end of the driving plate is in contact connection with the top surface of the lifting plate, guide wires B are fixedly connected to the two ends of the sliding frame, and the two groups of guide wires B penetrate through the end pipe, the hose and the main body to be connected with a handle.

Description

Air bag reflux preventing device for gastroscope treatment Technical Field The invention belongs to the technical field of medical instruments, and particularly relates to an air bag anti-reflux device for gastroscope treatment. Background Gastroscopy is an important tool in diagnosis and treatment of digestive system diseases and faces serious challenges in clinical application of reflux of gastric contents. In particular, when water injection, gas injection or treatment is performed in the stomach, the increase of pressure in the stomach causes reflux of gastric juice, food residues and the like into the esophagus and even into the oral cavity, which is likely to cause serious complications, and although some measures are taken for preventing reflux in the prior art, some problems still exist in use. Firstly, the existing esophagus blocking air bags are designed at fixed positions, the air bags for blocking the esophagus are usually of a structure fixed at a certain position, and in the process of examination, different patients have certain differences in body types and examination positions, the distance between the air bags at the fixed positions and the end heads of the gastroscope is always fixed, if the end heads extend into the stomach to be shorter, the air bags need to be at higher positions, if the end heads extend into the stomach to be deeper, the air bags are positioned at lower positions, the reflux prevention positions are not fixed, and substances such as reflux gastric acid are easy to cause damage to the esophagus of the patient when the air bags are positioned at the higher positions; Secondly, gasbag and gas-supply pipe fixed connection among the prior art, if carry out the adjustment position when the art, very easily lead to pipeline distortion or folding, lead to gas circulation unsmooth, influence the normal use of gasbag. Disclosure of Invention The invention aims to provide an air bag anti-reflux device for gastroscope treatment, which can adjust the position of an air bag according to requirements, ensure that the air bag is always at a proper position during operation treatment, and can be provided with a plurality of groups of air outlets on the surface of the device, so that the tightness is ensured, and meanwhile, the bending of an air pipeline is avoided, and the fluxion is ensured. The technical scheme adopted by the invention is as follows: An air bag anti-reflux device for gastroscopy, comprising: The hose is fixedly connected to the lower end of the main body, the end pipe is fixedly connected to the lower end of the hose, and the handle is arranged at the upper end of the main body; The air supply part comprises an air pipe, the air pipe is arranged in the inner cavity of the hose and the end pipe, an air pipe is arranged in the end pipe, the air pipe is communicated with the air pipe, a plurality of groups of air outlets are formed in the upper end of the air pipe, and sealing gaskets A are arranged at the air outlets; The adjusting part comprises a sliding ring which is connected with the outer ring of the end pipe in a sliding way, the sliding ring is connected with an air bag, the left end and the right end of the sliding ring are both connected with guide wires A, and the other ends of the two groups of guide wires A are both connected with a handle; The connecting part comprises a lifting plate, the lifting plate is arranged in the inner cavity of the sliding ring, the lower end of the lifting plate is connected with an air inlet pipe, the air inlet pipe is communicated with the air bag and stretches into the air supply pipe, the inner cavity of the sliding ring is slidably connected with a driving plate, the driving plate is in contact connection with the lifting plate, guide wires B are arranged on two sides of the driving plate, and the other ends of the guide wires B are connected with the handles; the connecting part is divided into two groups by the movement of the driving plate, wherein the driving plate moves to the upper part of the lifting plate to drive the lifting plate to descend, so that the air inlet pipe stretches into the air supply pipe and the sealing gasket A is opened; And in the second state, the driving plate moves to the side edge of the lifting plate, the lifting plate is lifted at the moment, the air inlet pipe is separated from the air supply pipe, and the sealing gasket A and the air supply pipe are in a closed state at the moment. In a preferred scheme, the lower extreme fixedly connected with hose of main part, the one end fixedly connected with end pipe that the main part was kept away from to the hose, and the one end fixedly mounted that the main part was kept away from to the end pipe has the camera, and the upper end of main part is connected with the handle through damping bearing rotation. In a preferred scheme, the gas pipe is fixedly connected to the inner cavities of the hose and the end pipe, one end, far away from the end