CN219001330U - Single-cavity puncture drainage tube with built-in expansion tube - Google Patents

Abstract

The utility model relates to the technical field of thoracic drainage and discloses a single-cavity puncture drainage tube with an internal expansion tube, which comprises a drainage tube, wherein an expansion air bag tube is arranged in the drainage tube, an inner hole for drainage is formed in the expansion air bag tube, the inner diameter of the inner hole is larger than that of the drainage tube, a plenum chamber is formed between the inner wall and the outer wall of the expansion air bag tube, an air inflation hole is formed in the outer side wall of one end of the expansion air bag tube, the air inflation hole is communicated with the plenum chamber, a through hole is formed in the outer side wall of the drainage tube, and the through hole corresponds to the air inflation hole. The inner diameter of the drainage tube is increased, the risk of blockage of the drainage tube is reduced, the fixation mode of silk suture is avoided, the operation is simplified, a good fixation effect is achieved, and the drainage tube can be effectively prevented from falling off.

Description

Single-cavity puncture drainage tube with built-in expansion tube

Technical Field

The utility model relates to the technical field of thoracic drainage, in particular to a single-cavity puncture drainage tube with an internal expansion tube.

Background

During thoracic surgery, a intrathoracic drain is required to drain the gases or liquids within the chest cavity. The prior drainage tube has smaller drainage inner diameter, so that blood clots or fiber sediments in pleural effusion easily block the drainage tube in the thoracic drainage process, thereby influencing the drainage of effusion. Meanwhile, the existing intrathoracic drain is usually sutured on the skin by silk threads for ligation and fixation in clinical use, the procedure is complicated, the operation is inconvenient, the risk of wound infection is increased, once the silk threads are broken and loosened in the operation process, the intrathoracic drain is easy to slide, the pain of a patient is greatly increased, and the life of the patient can be endangered in serious cases.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides the single-cavity puncture drainage tube with the built-in expansion tube, which has the advantages of increasing the inner diameter of the drainage tube, reducing the risk of blockage of the drainage tube, avoiding the fixation mode of silk suture, simplifying the operation, simultaneously having better fixation effect and effectively preventing the drainage tube from falling off.

The aim of the utility model is realized by the following technical scheme: the utility model provides a single-cavity puncture drainage tube of built-in inflation pipe, includes the drainage tube, be provided with inflation gasbag pipe in the drainage tube, inflation gasbag pipe is equipped with the hole that is used for the drainage, the internal diameter of hole is greater than the internal diameter of drainage tube, be formed with the plenum chamber between inflation gasbag pipe's inner wall and the outer wall, the inflation hole has been seted up to the lateral wall of inflation gasbag pipe one end, the inflation hole with the plenum chamber communicates with each other, the through-hole has been seted up to the lateral wall of drainage tube, the through-hole with the inflation hole corresponds.

The technical scheme has the advantages that the inflatable air bag tube is deflated and installed in the drainage tube, after the drainage tube is placed in the chest cavity, the inflatable air bag tube is inflated, the drainage tube is deformed and inflated through the inflatable air bag tube, the diameter of the inflated drainage tube is increased, and therefore the inflatable air bag tube is blocked at the incision, the effect of fixing the drainage tube is achieved, the fixation mode of silk suture is avoided, and the placement operation of the drainage tube is simplified; secondly, the inner diameter of the drainage tube is increased after the drainage tube is expanded, so that the expansion air sac tube is filled in the drainage tube, drainage is carried out through the inner hole of the expansion air sac tube, and the diameter of the inner hole is larger than the inner diameter of the drainage tube, thereby increasing the inner diameter of the drainage tube and reducing the risk of blockage of the drainage tube.

Further, the inflation hole is connected with a connecting pipe, the connecting pipe is detachably connected with an inflation pipe, the inflation pipe penetrates out of the through hole and is connected with an inflation bag, and the inflation bag is repeatedly extruded into the inflation bag box to inflate the inflation bag.

Further, a semi-movable rubber cover is arranged in the connecting pipe, part of the side wall of the semi-movable rubber cover is fixedly connected with the inner wall of the connecting pipe, and the semi-movable rubber cover is similar to a one-way valve, so that gas in the expansion air bag pipe is prevented from being discharged from the inflation hole.

Further, be fit with the rubber stopper in the through-hole, be fixed with the toper stopper on the rubber stopper, toper stopper interference fit is in the connecting pipe, seals the connecting pipe through the toper stopper, further prevents the gas leakage in the inflation gasbag pipe.

Further, one end of the inflation tube, which is far away from the inflation bag, is connected with an inflation needle, and the inflation needle is inserted into the connection tube and pushes the semi-movable rubber cover open to inflate the inflation bag tube.

Further, the fixed subsides are equipped with to the cover on the drainage tube, the drainage tube through deformation inflation with fixed subsides interference fit, further fix the drainage tube through fixed subsides, improve the fixed effect of drainage tube, effectually prevent the drop of drainage tube.

Further, hemostatic cotton is arranged on the fixing paste, the hemostatic cotton is in a circular ring shape, and the inner diameter of the hemostatic cotton is larger than the outer diameter of the drainage tube.

Further, an adhesive ring is arranged on the fixing paste, the adhesive ring and the hemostatic cotton are concentrically arranged, and the inner diameter of the adhesive ring is larger than the outer diameter of the hemostatic cotton.

Further, the inflatable balloon tube is made of medical-grade polychloroethylene material.

The beneficial effects of the utility model are as follows:

1. the inflatable air bag tube is deflated and installed in the drainage tube, after the drainage tube is placed in the chest cavity, the inflation air bag tube is inflated, the drainage tube is deformed and inflated through the inflatable air bag tube, the diameter of the inflated drainage tube is increased, and therefore the inflatable drainage tube is blocked at the incision, the effect of fixing the drainage tube is achieved, the fixation mode of silk suture is avoided, and the placement operation of the drainage tube is simplified; secondly, the inner diameter of the drainage tube is increased after the drainage tube is expanded, so that the expansion air sac tube is filled in the drainage tube, drainage is carried out through the inner hole of the expansion air sac tube, and the diameter of the inner hole is larger than the inner diameter of the drainage tube, thereby increasing the inner diameter of the drainage tube and reducing the risk of blockage of the drainage tube.

2. The fixed subsides are pasted in incision position, when inflating to inflation gasbag intraductal gradually, and the drainage tube expands gradually to make the internal diameter increase of drainage tube, make the external diameter of drainage tube be greater than the internal diameter of fixed subsides, and then make drainage tube and fixed subsides interference fit, thereby further carry out spacingly to the drainage tube through fixed subsides, improved the fixed effect of drainage tube, can effectively prevent the droing of drainage tube.

Drawings

FIG. 1 is a schematic view of the local internal structure of a drainage tube in a single-lumen puncture drainage tube with an inflation tube inside;

FIG. 2 is a schematic structural view of an inflation state of a single-cavity puncture drainage tube with an inflation tube inside;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is a schematic structural view of an inflatable tube in a single-lumen puncture drainage tube with an inflatable tube inside;

FIG. 5 is a schematic view of the structure of a fixing patch in a single-cavity puncture drainage tube with an expansion tube inside;

in the figure, a 1-drainage tube, a 2-inflation tube, a 3-inflation air bag tube, a 4-inner hole, a 5-inflation chamber, a 6-inflation hole, a 7-through hole, an 8-connection tube, a 9-inflation air bag, a 10-semi-movable rubber cover, an 11-rubber plug, a 12-conical plug, a 13-inflation needle, a 14-fixing patch, 15-hemostatic cotton and a 16-adhesive ring are arranged.

Detailed Description

The technical solution of the present utility model will be described in further detail with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following description.

As shown in fig. 1 to 5, a single-cavity puncture drainage tube with an expansion tube arranged inside comprises a drainage tube 1, wherein an expansion air bag tube 3 is arranged in the drainage tube 1, an inner hole 4 for drainage is arranged in the expansion air bag tube 3, the inner diameter of the inner hole 4 is larger than that of the drainage tube 1, an inflation chamber 5 is formed between the inner wall and the outer wall of the expansion air bag tube 3, an inflation hole 6 is formed in the outer side wall of one end of the expansion air bag tube 3, the inflation hole 6 is communicated with the inflation chamber 5, a through hole 7 is formed in the outer side wall of the drainage tube 1, and the through hole 7 corresponds to the inflation hole 6. The inflatable air bag tube 3 is deflated and installed in the drainage tube 1, after the drainage tube 1 is placed in the chest, the inflatable air bag tube 3 is inflated, the drainage tube 1 is deformed and inflated through the inflatable air bag tube 3, the diameter of the inflated drainage tube 1 is increased, and therefore the inflatable air bag tube is blocked at the incision, the effect of fixing the drainage tube 1 is achieved, the fixation mode of silk suture is avoided, and the placement operation of the drainage tube is simplified; secondly, the inner diameter of the drainage tube 1 is increased after the expansion, so that the expansion air sac tube 3 is filled in the drainage tube 1, drainage is carried out through the inner hole 4 of the expansion air sac tube 3, and the diameter of the inner hole 4 is larger than the inner diameter of the drainage tube 1, thereby increasing the inner diameter of the drainage tube 1 and reducing the risk of blockage of the drainage tube 1. In specific implementation, the inflatable balloon tube 3 is made of medical-grade polychloroethylene, and the drainage tube 1 is made of medical rubber, so that the drainage tube 1 is easier to deform relative to the inflatable balloon tube 3, and the inflatable balloon tube 3 can smoothly squeeze the drainage tube 1 to deform for inflation.

Further, as shown in fig. 3 and 4, the air charging hole 6 is connected with the connecting pipe 8, the connecting pipe 8 is detachably connected with the air charging pipe 2, the air charging pipe 2 penetrates out of the through hole 7 and is connected with the air charging bag 9, after the position of the drainage tube 1 is placed in the air charging pipe 3, the air charging bag 9 is manually repeatedly pressed to be inflated into the air charging bag pipe 3, the inflation condition of the drainage tube 1 is observed, when the drainage tube 1 is inflated to a proper size, the inflation is stopped, a semi-movable rubber cover 10 is arranged in the connecting pipe 8, part of the side wall of the semi-movable rubber cover 10 is fixedly connected with the inner wall of the connecting pipe 8, the semi-movable rubber cover 10 only can deflect downwards to form an inflation gap, after the inflation is completed, under the action of air pressure in the air charging bag pipe 3, the semi-movable rubber cover 10 is abutted against the inner wall of the air charging bag pipe 3 to seal the inflation gap, the air charging bag is similar to a one-way valve, the air in the air charging bag pipe 3 is prevented from being discharged from the air charging hole 6, a rubber plug 11 is matched in the through hole 7, a conical plug 12 is fixed on the rubber plug 11, the connecting pipe 12 is matched in the 8, and the interference air leakage of the air in the connecting pipe 3 is further prevented by the conical plug 12; the end of the air tube 2 far away from the air bag 9 is connected with an air charging needle 13. When the rubber plug 11 is specifically used, the rubber plug 11 is taken down from the drainage tube 1, then the inflation needle 13 is inserted into the connecting tube 8, the inflation needle 13 is pushed up to open the semi-movable rubber cover 10, the inflation bag 9 is pressed to inflate the inflation bag tube 3, after inflation is completed, the inflation needle 13 is taken out, finally the rubber plug 11 is installed in the through hole 7, the conical plug 12 on the rubber plug 11 is matched into the connecting tube 8, on one hand, the through hole of the drainage tube 1 is plugged, the entry of external air is prevented, and on the other hand, the leakage of gas in the inflation bag tube 3 is further prevented.

Further, as shown in fig. 1 and 5, a fixing patch 14 is sleeved on the drainage tube 1, the drainage tube 1 is in interference fit with the fixing patch 14 through deformation expansion, the fixing patch 14 is attached to an incision position, when the air bag tube 3 is inflated gradually, the drainage tube 1 is inflated gradually, so that the inner diameter of the drainage tube 1 is increased, the outer diameter of the drainage tube 1 is larger than the inner diameter of the fixing patch 14, the drainage tube 1 is in interference fit with the fixing patch 14, the drainage tube 1 is further limited through the fixing patch 14, the fixing effect of the drainage tube 1 is improved, and the drainage tube can be effectively prevented from falling off; the hemostatic cotton 15 is arranged on the fixing patch 14, the hemostatic cotton 15 is in a circular ring shape, the inner diameter of the hemostatic cotton 15 is larger than the outer diameter of the drainage tube 1, the hemostatic cotton 15 is attached to the incision position, and the hemostatic cotton 15 contacts with a wound, so that pain at the incision can be effectively relieved, the influence of an adhesive area on the fixing patch 14 on the incision is avoided, and simultaneously, the hemostatic patch has a hemostatic effect; the adhesive ring 16 is arranged on the fixing patch 14, the adhesive ring 16 and the hemostatic cotton 15 are concentrically arranged, the inner diameter of the adhesive ring 16 is larger than the outer diameter of the hemostatic cotton 15, and the inner diameter of the adhesive ring 16 is larger than the incision size, so that the incision is completely positioned in the inner ring of the adhesive ring 16, discomfort of a patient caused by the attachment of the adhesive ring 16 at the incision position is avoided, and the fixing patch 14 is convenient to tear off in later stage.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model; and those of ordinary skill in the art will appreciate that the benefits achieved by the present utility model are merely better than those achieved by the current embodiments of the prior art in certain circumstances and are not intended to be the most excellent uses directly in the industry.

The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims (9)

1. The utility model provides a single-cavity puncture drainage tube of built-in inflation pipe, includes drainage tube (1), its characterized in that, be provided with inflation gasbag pipe (3) in drainage tube (1), inflation gasbag pipe (3) are equipped with hole (4) that are used for the drainage, the internal diameter of hole (4) is greater than the internal diameter of drainage tube (1), be formed with inflatable chamber (5) between the inner wall and the outer wall of inflation gasbag pipe (3), inflation hole (6) have been seted up to the lateral wall of inflation gasbag pipe (3) one end, inflation hole (6) with inflatable chamber (5) communicate with each other, through-hole (7) have been seted up to the lateral wall of drainage tube (1), through-hole (7) with inflation hole (6) are corresponding.

2. The single-cavity puncture drainage tube with the built-in inflation tube according to claim 1, wherein the inflation hole (6) is connected with a connecting tube (8), the connecting tube (8) is detachably connected with an inflation tube (2), and the inflation tube (2) penetrates out of the through hole (7) and is connected with an inflation bag (9).

3. The single-cavity puncture drainage tube with the built-in expansion tube according to claim 2, wherein a semi-movable rubber cover (10) is arranged in the connecting tube (8), and part of the side wall of the semi-movable rubber cover (10) is fixedly connected with the inner wall of the connecting tube (8).

4. A single-lumen puncture drainage tube with an internal expansion tube according to claim 3, characterized in that a rubber plug (11) is adapted in the through hole (7), a conical plug (12) is fixed on the rubber plug (11), and the conical plug (12) is in interference fit in the connecting tube (8).

5. A single-lumen puncture drainage tube with an inflation tube inside according to claim 4, characterized in that one end of the inflation tube (2) far away from the inflation bag (9) is connected with an inflation needle (13).

6. The single-cavity puncture drainage tube with the built-in expansion tube according to claim 1, wherein a fixing patch (14) is sleeved on the drainage tube (1), and the drainage tube (1) is in interference fit with the fixing patch (14) through deformation expansion.

7. The single-cavity puncture drainage tube with the built-in expansion tube according to claim 6, wherein hemostatic cotton (15) is arranged on the fixing patch (14), the hemostatic cotton (15) is in a circular ring shape, and the inner diameter of the hemostatic cotton (15) is larger than the outer diameter of the drainage tube (1).

8. The single-cavity puncture drainage tube with the built-in expansion tube according to claim 7, wherein an adhesive ring (16) is arranged on the fixing patch (14), the adhesive ring (16) and the hemostatic cotton (15) are concentrically arranged, and the inner diameter of the adhesive ring (16) is larger than the outer diameter of the hemostatic cotton (15).

9. A single-lumen penetrating drainage tube with built-in inflation tube according to any of claims 1-8, wherein the inflation balloon tube (3) is made of medical grade polychloroethylene material.

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