CN211357364U

CN211357364U - Anti-reflux lavage tube with built-in air bag

Info

Publication number: CN211357364U
Application number: CN201921198527.4U
Authority: CN
Inventors: 王颢; 严恒; 王峪; 杜静
Original assignee: Tianjin First Central Hospital
Current assignee: Tianjin First Central Hospital
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-08-28
Anticipated expiration: 2029-07-29

Abstract

The utility model relates to an anti-reflux lavage tube with a built-in air bag. Including the stomach tube, set up a plurality of liquid food holes at the lower extreme lateral wall of stomach tube, trachea in setting up in the stomach tube, stomach tube upper portion lateral wall is worn out to trachea upper end in interior trachea, the lower extreme sets up interior gasbag, the opening of interior gasbag is sealed with interior trachea lower extreme, establish a plurality of support rings that are used for supporting trachea in trachea periphery along the length direction cover of interior trachea, the support ring passes through branch and stomach tube rigid coupling, set up the tracheal cap in the stomach tube of liquid food hole top, the tracheal cap passes through branch and stomach tube rigid coupling, the tracheal cap comprises the circular cone shell butt joint of cylinder pipe on upper portion and lower part, the inside extension of cylinder pipe upper end edge level has the annular plate, the tracheal cap can be inserted to trachea lower extreme when do not aerify in interior gasbag, there is the outer trachea lateral wall along the length direction rigid coupling of stomach tube at the stomach tube, the outer gasbag at the outer barrel of stomach tube. The utility model discloses rational in infrastructure, security height.

Description

Anti-reflux lavage tube with built-in air bag

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a backflow-preventing lavage tube of built-in gasbag.

Background

The gastric lavage is to pour liquid with certain components into the stomach cavity, mix the contents in the stomach and then draw out, repeat the above steps for many times, and can remove the unabsorbed poison in the stomach or clean the stomach cavity. The lavage tube is inserted into the stomach from the oral cavity or the nasal cavity, and the action principles of gravity, siphon or negative pressure suction and the like are utilized.

The lavage tube that present clinical use only for seting up several liquid food holes at the lumen lower extreme, its structure has following defect: 1. in the gastric lavage process of a patient, gastric lavage liquid easily flows back from a gap between an esophagus and the gastric lavage tube, and aspiration can occur if an epiglottis is not closed tightly, so that aspiration pneumonia is caused; 2. after the gastric lavage of a patient is finished, liquid backflow is easily caused in the process of pulling out the pipeline, and particularly the patient is easily choked or even sucked when the liquid flows to the throat part, so that the risk of generating complications is increased; 3. the patient can be restless easily because of the discomfort in the gastric lavage process, and the gastric lavage tube lower extreme breaks away from in the stomach easily, needs to descend the stomach tube repeatedly, causes the injury to patient's mind and body.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides an anti-reflux lavage tube with a built-in air bag, which has reasonable structure and high safety.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a backflow-preventing lavage tube with a built-in air bag comprises a stomach tube, wherein a plurality of liquid food holes are formed in the side wall of the lower end of the stomach tube, an inner air tube is arranged in the stomach tube, the upper end of the inner air tube penetrates out of the side wall of the upper part of the stomach tube, an inner air bag is arranged at the lower end of the inner air tube, a sealing ring for sealing with the inner air tube is arranged at a perforation formed by the inner air tube penetrating out of the stomach tube, the opening of the inner air bag is sealed with the lower end of the inner air tube, a plurality of supporting rings for supporting the inner air tube are sleeved on the periphery of the inner air tube along the length direction of the inner air tube, the supporting rings are fixedly connected with the stomach tube through supporting rods, an air tube cap is arranged in the stomach tube above the liquid food holes and fixedly connected with the stomach tube through supporting rods, the air tube cap is formed by butting a cylindrical tube at the upper part and a conical shell at the, the outer gasbag clamped at the cardia is sleeved on the periphery of the stomach tube above the liquid food hole.

Preferably: the lower end of the lead is connected with the inner surface of the inner air sac, and the upper end of the lead penetrates out of the upper end of the inner air pipe.

Preferably: the lower end of the lead is provided with a plurality of branches which are all connected with the inner air bag.

Preferably: the outer gasbag is pear-shaped.

Preferably: the stomach tube is made of rubber or silica gel.

The utility model has the advantages that: the utility model arranges the outer gasbag to be blocked at the cardia position, thereby preventing the backflow of gastric lavage liquid from the gap between the esophagus and the gastric lavage tube on one hand, and preventing the gastric lavage tube from being separated from the stomach during the gastric lavage process on the other hand; by arranging the inner air sac, liquid below the inner air sac in the gastric tube enters the stomach, and the liquid above the inner air sac is limited by the inner air sac and cannot flow out downwards, so that the risk of complications of a gastric lavage patient can be reduced; the outer airbag can be matched with the inner airbag for use, when the inner airbag exhausts air to be separated from the tracheal cap, the outer airbag is in an inflated state, the gastric tube is fixed in the stomach under the action of the outer airbag, and the gastric tube cannot be separated from the stomach by pulling the inner trachea; the presence of the tracheal cap reduces the resistance of the inner trachea and inner balloon to gastric contents expulsion and the chance of contents remaining.

Drawings

FIG. 1 is a schematic view of the gastric lavage apparatus of the present invention;

FIG. 2 is a schematic view of the gastric lavage of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 1;

FIG. 4 is a schematic view of the structure at B in FIG. 2;

fig. 5 is a schematic structural view of the gas pipe cap of the present invention.

In the figure: 1-a stomach tube; 2-outer trachea; 3-inner trachea; 4-liquid diet hole; 5-a support ring; 6-outer airbag; 7-a lead; 8-a tracheal cap; 8-1-cylindrical tube; 8-2-conical shell; 8-3-ring plate; 9-inner air sac.

The following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in figures 1-5, the utility model comprises a stomach tube 1, a plurality of liquid food holes 4 are arranged on the side wall of the lower end of the stomach tube 1, an inner air tube 3 is arranged in the stomach tube 1, the upper end of the inner air tube 3 penetrates out of the side wall of the upper part of the stomach tube 1, an inner air bag 9 is arranged at the lower end, a sealing ring for sealing with the inner air tube 3 is arranged at the perforation formed by the inner air tube 3 penetrating out of the stomach tube 1, the opening of the inner air bag 9 is sealed with the lower end of the inner air tube 3, a plurality of support rings 5 for supporting the inner air tube 3 are sleeved on the periphery of the inner air tube 3 along the length direction of the inner air tube 3, the support rings 5 are fixedly connected with the stomach tube 1 through support rods, an air tube cap 8 is arranged in the stomach tube 1 above the liquid food holes 4, the air tube cap 8 is fixedly connected with the stomach tube 1 through support rods, the air tube cap 8 is formed by butting, the trachea cap 8 can be inserted to the lower extreme of interior trachea 3 when not aerifing in interior gasbag 9, has outer trachea 2 at the lateral wall of stomach tube 1 along the length direction rigid coupling of stomach tube 1, establishes the outer gasbag 6 that is used for the card in cardia department at the periphery cover of stomach tube 1 of liquid diet hole 4 top, and stomach tube 1, interior trachea 3, outer trachea 2, support ring 5 all can be rubber or silica gel material, and trachea cap 8 can be rubber, plastics or rubber and plastic material.

The utility model discloses a concrete operation method does: before the stomach tube 1 is inserted into the stomach, firstly, the inner air tube 3 is used for inflating the inner air bag 9 until the inner air bag 9 is plugged in the tracheal cap 8, so as to prevent the inner air tube 3 from being separated from the tracheal cap 8, then the stomach tube 1 is inserted into the stomach, when the position is properly adjusted, the outer air bag 6 is blown open through the outer air tube 2, so that the outer air bag 6 is clamped at the cardia position, on one hand, the backflow of gastric lavage fluid from the gap between the esophagus and the gastric lavage tube can be prevented, on the other hand, the gastric lavage tube is prevented from being separated from the stomach in the gastric lavage process, the repeated stomach tube descending of a patient is avoided, the flushing fluid is filled from the stomach tube 1, the gastric lavage fluid is discharged from the food flowing hole 4 through the stomach tube 1, after the gastric lavage is finished, the inner air bag 9 is exhausted through the inner air tube 3, the inner air tube 3 is pulled to be separated from the tracheal cap 8 (at the, then the stomach tube 1 is inflated into the inner air bag 9 to be fully expanded and attached to the side wall of the stomach tube 1, so that liquid below the inner air bag 9 in the stomach tube 1 enters the stomach, the liquid above the inner air bag 9 is limited by the inner air bag 9 and cannot flow downwards, the risk of complications of a gastric lavage patient is reduced, the outer air bag 6 exhausts when the inner air bag 9 is opened, and finally the stomach tube 1 can be pulled out.

The utility model discloses in consider that tip and interior gasbag 9 of interior trachea 3 can cause some resistances to the discharge of stomach content, and interior gasbag 9 is concave-convex structure when not aerifing, the toxic substance is remained easily on its surface, easily flow into the stomach again after it aerifys, although poison material content is lower on it, nevertheless to the patient, can not neglect a bit, combine the above-mentioned two, tracheal cap 8 has been designed in the embodiment, tracheal cap 8 covers interior trachea 3's lower extreme and interior gasbag 9, and interior gasbag 9 is hugged closely with tracheal cap 8 this moment, gasbag 9 card is in tracheal cap 8 in the effect of annular plate 8-3 down, and the design of tracheal cap 8 bottom surface is the toper structure, the resistance of content exhaust has been reduced.

In this embodiment, the outer bladder 6 not only has the function of anti-reverse flow and fixation, but also can be used in cooperation with the structure of the inner bladder 9, as described above. Wherein, the outer gasbag 6 is designed into pear shape, which is matched with the structure at the cardia to ensure that the outer gasbag 6 is tightly jointed with the stomach and the effect of anti-reflux of the outer gasbag 6 is ensured.

The utility model discloses in, it is in half full of the state to consider interior gasbag 9 in tracheal cap 8, shape after its gassing is wayward, in order to avoid it to obstruct interior trachea 3 and extract from tracheal cap 8, set up lead wire 7 in trachea 3 including, the internal surface connection of lead wire 7 lower extreme and interior gasbag 9, the upper end is worn out from interior trachea 3 upper end, the pulling lead wire 7 can assist interior gasbag 9 to return and contract, in order to improve the efficiency and the effect of returning of gasbag 9, lead wire 7 lower extreme has a plurality of branches, a plurality of branches all are connected with interior gasbag 9.

In this embodiment, interior trachea 3 and stomach tube 1 are keeping the state of relative activity, in order to avoid interior trachea 1 to send into the in-process of stomach at stomach tube 1 and take place the deformation, hinder liquid to infuse and discharge, the structure of support ring 5 has been designed to the following, support ring 5 is a ring, the periphery at interior trachea 3 is established to its cover, control about the trachea 3 in the restriction, for the liquid flow outflow space, set up thin branch between support ring 5 and the stomach tube 1 inside wall, the restriction of interior trachea 3 longitudinal movement then relies on the inner that is located trachea 3 in artificial fixed outer end of trachea 3 and the 8 block of trachea cap.

The utility model discloses when guaranteeing that trachea 3 can freely remove in the well, still need to guarantee that the flush fluid that flows in gets into completely in the stomach and the gastric lavage liquid that flows out gets into completely and retrieves the pond, need set up the sealing washer in the position that trachea 3 worn out stomach tube 1, especially avoid gastric lavage liquid to other positions, produce medical pollution, and cause the threat to medical personnel's personal safety.

The utility model discloses a design both considered the gastric lavage liquid from the backward flow in the clearance between esophagus and the gastric lavage tube, considered the intraductal liquid of in-process of extracting the pipeline again and taken place backward flow easily, this scheme has reduced the emergence probability of complication in the whole flow of gastric lavage, guarantees the security of patient gastric lavage, reduces the uncomfortable sense of patient in the treatment process as far as possible, provides more excellent medical service for the patient.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. The utility model provides a built-in gasbag prevent anti-reflux lavage tube which characterized in that: comprises a stomach tube (1), a plurality of liquid food holes (4) are arranged on the side wall of the lower end of the stomach tube (1), an inner air tube (3) is arranged in the stomach tube (1), the upper end of the inner air tube (3) penetrates out of the side wall of the upper part of the stomach tube (1), an inner air bag (9) is arranged at the lower end, a sealing ring used for sealing with the inner air tube (3) is arranged at a perforation formed by the inner air tube (3) penetrating out of the stomach tube (1), the opening of the inner air bag (9) is sealed with the lower end of the inner air tube (3), a plurality of support rings (5) used for supporting the inner air tube (3) are sleeved on the periphery of the inner air tube (3) along the length direction of the inner air tube (3), the support rings (5) are fixedly connected with the stomach tube (1) through supporting rods, an air tube cap (8) is arranged in the stomach tube (1) above the liquid food holes (4), the air tube cap (8) is fixedly connected with the stomach tube (1) through, the cylindrical tube (8-1) upper end edge level inwards extends has annular plate (8-3), and tracheal cap (8) can be inserted to the lower extreme of interior trachea (3) when no inflation in interior gasbag (9), has outer trachea (2) at the length direction rigid coupling of stomach tube (1) in the lateral wall of stomach tube (1), establishes outer gasbag (6) that are used for the card in cardia department in the periphery cover of stomach tube (1) above eating hole (4).

2. The balloon-indwelling anti-reflux lavage tube as claimed in claim 1, wherein: a lead (7) is arranged in the inner air pipe (3), the lower end of the lead (7) is connected with the inner surface of the inner air sac (9), and the upper end of the lead penetrates out of the upper end of the inner air pipe (3).

3. The balloon-indwelling anti-reflux lavage tube as claimed in claim 2, wherein: the lower end of the lead (7) is provided with a plurality of branches which are all connected with the inner air bag (9).

4. The balloon-indwelling anti-reflux lavage tube as claimed in claim 1, wherein: the outer gasbag (6) is pear-shaped.

5. The balloon-indwelling anti-reflux lavage tube as claimed in claim 1, wherein: the stomach tube (1) is made of rubber or silica gel.