CN213373823U

CN213373823U - Anti-reflux stomach tube

Info

Publication number: CN213373823U
Application number: CN202021738499.3U
Authority: CN
Inventors: 王沙沙; 刘玉洪
Original assignee: CHONGQING THREE GORGES CENTRAL HOSPITAL
Current assignee: CHONGQING THREE GORGES CENTRAL HOSPITAL
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-06-08
Anticipated expiration: 2030-08-19

Abstract

The utility model belongs to the technical field of clinical medical instrument, a anti palirrhea stomach tube is related to, including rectangular pipy inner tube and the outer tube of cover outside the inner tube, the length of outer tube is less than the inner tube, a plurality of through-holes have been seted up on the lower part lateral wall of inner tube, the fixed cover in the inner tube outside of through-hole top is equipped with umbelliform and with the tangent one-way valve of outer tube inner wall, the one-way valve is pointed to be kept away from the inner tube head of band-pass hole, the malleation joint is installed to the upper portion free end of inner tube, solve current stomach tube and can not effectively prevent palirrhea and can not survey the stomach pressure of stomach content, the palirrhea problem.

Description

Anti-reflux stomach tube

Technical Field

The utility model belongs to the technical field of clinical medical instrument, a anti regurgitation stomach tube is related to, especially relate to an anti regurgitation stomach tube convenient to survey gastric pressure.

Background

The stomach tube is inserted from the nostril, reaches the stomach through the pharynx and the esophagus, is mainly used for sucking gastric juice and injecting medicine or food into the stomach, and provides guarantee for the patient who can not eat food independently to take oral medication and for nutrition support.

The inventor finds that with the aging of the population, more and more old patients have difficulty in self-feeding due to cardiovascular and cerebrovascular diseases, and the reflux probability of gastric contents is greatly increased due to factors such as the reduction of the functions of the sphincter under the esophagus and the reduction of the clearance capacity of the esophagus of the patients, so that the incidence rate of aspiration pneumonia of the patients is increased due to reflux and aspiration. The existing stomach tube can only simply suck gastric contents and inject food into the stomach, can not effectively prevent the reflux of the gastric contents and can not measure the gastric pressure.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses a solve present stomach tube and can not effectively prevent palirrhea and can not survey the stomach pressure of gastric content, the problem that the palirrhea and mistake of gastric content can cause patient's inhalation pneumonia incidence to increase provides an anti palirrhea stomach tube, and this anti palirrhea stomach tube can realize carrying out the basic function that aspirates and pour into to patient's gastric content, can prevent that gastric content from flowing backwards through the esophagus simultaneously, reduces palirrhea and the mistake probability of inhaling of the palirrhea high risk crowd of stomach esophagus.

In order to achieve the above object, the utility model provides an anti regurgitation stomach tube, including rectangular pipy inner tube and the outer tube of cover outside the inner tube, the length of outer tube is less than the inner tube, has seted up a plurality of through-holes on the lower part lateral wall of inner tube, and the fixed cover in the inner tube outside of through-hole top is equipped with umbelliform and with the tangent one-way valve of outer tube inner wall, and the one-way valve is pointed to keep away from the inner tube head of taking the through-hole, and the malleation is connected to.

The beneficial effect of this basic scheme lies in: an umbrella-shaped one-way valve is fixedly sleeved on the outer side of the inner tube above the through hole, and the tip of the one-way valve is far away from the head of the inner tube with the through hole. When the stomach tube is not used, one-way valve accomodates in the cavity between outer tube and inner tube with the contraction state, and when the stomach tube used, one-way valve stretched out along the outer tube, and one-way valve is the rubber material, and one-way valve stretches to all around under the effect of self elasticity, prevents that stomach content from regurgitating through the esophagus, reduces the palirrhea probability with the mistake of inhaling of gastroesophageal.

Furthermore, the one-way valve is of a hollow double-layer structure, a sleeve communicated with the one-way valve is sleeved outside the inner tube on the upper side of the one-way valve, the upper part of the sleeve is connected with an inflatable balloon with an air release valve, and the inflatable balloon is positioned on the outer side of the outer tube. Has the advantages that: the one-way valve is inflated by the inflating saccule, so that the one-way valve is stretched and contracted, and the operation of medical staff is facilitated.

Furthermore, the lower end of the inner tube is a hemispherical end surface. Has the advantages that: when the inner tube with the end face being the hemispherical end face enters the body of a patient, the damage to the pharynx and the esophagus of the patient can be reduced to the greatest extent.

Furthermore, the inner pipe is connected with a piezometric pipe with a pressure reducing joint. Has the advantages that: the pressure measuring device is connected to the pressure reducing connector, so that the pressure of the stomach of the patient can be monitored.

Further, the interface of the positive pressure joint is a luer joint. Has the advantages that: luer connector can make injection device and malleation joint be connected more firmly, the medical personnel work of being convenient for.

Furthermore, the outer side wall of the upper end of the outer tube is provided with a connector for pasting medical adhesive tapes. Has the advantages that: after the stomach tube is inserted into the stomach of a patient to a proper depth, the stomach tube is fixed on the nose or the face of the patient through medical adhesive tapes, so that the purpose of fixing the stomach tube is achieved.

Furthermore, the inner tube is provided with scale marks along the axial direction. Has the advantages that: the design of the scale marks is convenient for a nurse to judge whether the inner tube is inserted into the stomach or the intestinal tract of the patient.

The beneficial effects of the utility model reside in that:

1. the utility model discloses an anti regurgitation stomach tube, the cover is established the inner tube in the outer tube and can be realized the basic function to patient's stomach content suction and injection, and the one-way valve non-use state in the inner tube outside is accomodate in the air between outer tube and inner tube with the contraction state, and the stomach tube makes progress the pull outer tube during use for one-way valve stretches out and stretches to all around gradually in following the outer tube, plays and prevents that stomach content is palirrhea through the esophagus, reduces the palirrhea effect of mistake absorption probability of stomach esophagus.

2. The utility model discloses an anti regurgitation stomach tube establishes at the inner tube overcoat of one-way valve upside and the communicating sleeve of one-way valve, can aerify for one-way valve along the sleeve pipe through aerifing the sacculus, helps stretching of one-way valve, and when the stomach tube need be extracted, can lose heart for one-way valve through aerifing the relief valve on the sacculus, the one-way valve of being convenient for accomodate, whole anti regurgitation stomach tube simple structure and the medical personnel's operation of being convenient for.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural view of an anti-reflux gastric tube according to embodiment 1 of the present invention;

fig. 2 is a schematic structural view of an anti-reflux gastric tube in embodiment 2 of the present invention.

Reference numerals: the device comprises an outer tube 1, an inner tube 2, a one-way valve 3, a through hole 4, a piezometric tube 5, a positive pressure joint 6, a medical adhesive tape 7, an inflatable balloon 8 and a sleeve 9.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Example 1

An anti-reflux stomach tube as shown in figure 1 comprises a long-strip tubular inner tube 2 and an outer tube 1 sleeved outside the inner tube 2, wherein the length of the outer tube 1 is smaller than that of the inner tube 2, the lower end of the inner tube 2 is a hemispherical end face and the side wall of the inner tube 2 is provided with a plurality of through holes 4, and the damage to the pharynx and the esophagus of a patient can be reduced to the maximum degree when the inner tube 2 with the end face being the hemispherical end face enters the body of the patient. Through-hole 4 on inner tube 2 can realize that through-hole 4 is difficult for adsorbing the inner wall of stomach when the stomach tube suction or pour into, has the characteristics of security height. An umbrella-shaped one-way valve 3 is fixedly sleeved on the outer side of the inner tube 2 above the through hole 4, and the tip of the one-way valve 3 is far away from the head of the inner tube 2 with the through hole 4. When the stomach tube is not used, one-way valve 3 is accomodate in the cavity between outer tube 1 and inner tube 2 with the contraction state, and when the stomach tube was used, one-way valve stretched out along outer tube 1, and one-way valve 3 is the rubber material, and one-way valve 3 stretches to all around under the effect of self elasticity, prevents that stomach content from palirrhea through the esophagus, reduces palirrhea and the probability of mistake inhaling of gastroesophageal.

The inner tube 2 is connected with a pressure measuring tube 5 with a pressure reducing joint, and the pressure of the stomach of the patient can be monitored by connecting a pressure measuring device on the pressure reducing joint. The positive pressure joint 6 is installed to the upper portion free end of inner tube 2, and the interface that the positive pressure connects 6 is luer to connect, and when injection device inserted positive pressure and connects 6 and provide the nutrient solution for the patient, can make injection device and positive pressure to connect 6 through luer and be connected more firmly like this, the medical personnel work of being convenient for.

The outer side wall of the upper end of the outer tube 1 is provided with a connector for pasting a medical adhesive tape 7, and after the stomach tube is inserted into the stomach of a patient to a proper depth, the stomach tube is fixed on the nose or the face of the patient through the medical adhesive tape 7, so that the purpose of fixing the stomach tube is achieved.

The inner tube 2 is provided with scale marks along the axial direction, and the design of the scale marks is convenient for a nurse to judge whether the inner tube 2 is inserted into the stomach or the intestinal tract of a patient.

Example 2

Embodiment 2 differs from embodiment 1 in that, as shown in fig. 2, the one-way valve 3 is a hollow double-layer structure, a sleeve 9 communicated with the one-way valve is sleeved outside the inner tube 2 on the upper side of the one-way valve 3, an inflation balloon 8 with a deflation valve is connected to the upper part of the sleeve 9, and the inflation balloon 8 is positioned on the outer side of the outer tube 1. The one-way valve 3 is inflated through the inflating saccule 8, so that the one-way valve 3 is stretched and contracted, and the operation of medical staff is facilitated.

When this anti regurgitation stomach tube uses, earlier discharge the air in one-way valve 3 through the relief valve, one-way valve 3 accomodates in the cavity between outer tube 1 and inner tube 2. Then the stomach tube formed by the combination of the inner tube 2 and the outer tube 1 is inserted into the stomach of the patient, the lower end of the inner tube 2 is inserted to a proper position, and then the outer tube 1 is pulled upwards, so that the one-way valve on the inner tube 2 extends out of the outer tube 1 and is opened. If the stretching degree of the one-way valve is not enough, the one-way valve can be inflated by the inflating saccule 8 to be stretched to the maximum degree, and the medical adhesive plaster 7 outside the outer tube 1 is pasted on the nose or the face of a patient to be fixed, so that the reflux of the gastric contents of the patient through the esophagus is prevented. When the pressure in the stomach of the patient needs to be measured, a pressure measuring device can be connected to the pressure reducing joint at the end of the pressure measuring pipe 5 to measure the pressure in the stomach of the patient.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides an anti regurgitation stomach tube, its characterized in that, includes rectangular pipy inner tube and the outer tube of cover outside the inner tube, and the length of outer tube is less than the inner tube, has seted up a plurality of through-holes on the lower part lateral wall of inner tube, and the fixed cover in the inner tube outside of through-hole top is equipped with umbelliform and with the tangent one-way valve of outer tube inner wall, and the one-way valve is pointed to keep away from the inner tube head of band-pass hole, and the malleation is.

2. The anti-reflux stomach tube according to claim 1, wherein the one-way valve is a hollow double-layer structure, a sleeve communicated with the one-way valve is sleeved outside the inner tube on the upper side of the one-way valve, an inflation balloon with a deflation valve is connected to the upper portion of the sleeve, and the inflation balloon is positioned on the outer side of the outer tube.

3. The anti-reflux gastric tube of claim 1 wherein the lower end of the inner tube is a hemispherical end surface.

4. The anti-reflux gastric tube of claim 1 wherein a pressure measuring tube with a pressure relief fitting is attached to the inner tube.

5. The anti-reflux gastric tube of claim 1 wherein the hub of the positive pressure fitting is a luer fitting.

6. The anti-reflux gastric tube of claim 1, wherein the outer side wall of the upper end of the outer tube is provided with a connector for sticking medical adhesive plaster.

7. The anti-reflux gastric tube of claim 1 wherein the inner tube has graduations along its axial direction.