CN205235026U - Thorax negative pressure drainage vessel - Google Patents

Abstract

The utility model relates to a drainage bottle, in particular to a chest cavity negative pressure drainage bottle, which includes a bottle body, a drainage tube and a negative pressure tube, and the bottle body includes at least one bottle mouth, and the bottle body includes a sealing plug And the lock nut, the front part of the sealing plug is a sealing part, the sealing part can extend into the inner hole of the bottle mouth, and seal and fit with the inner hole wall, and the lock nut is detachable Installed outside the mouth of the bottle, and can compress the sealing plug from the outside; one end of the drainage tube is equipped with a drainage needle, and the other end is installed on the sealing plug, and the drainage tube communicates with the inside and outside of the bottle body; One end of the negative pressure tube is connected with a negative pressure device, and the other end is installed on the sealing plug, and the negative pressure tube communicates with the inside and outside of the bottle body. The utility model not only has low cost, but also has good sealing effect, greatly improves the efficiency of extracting effusion in the human pleural cavity, reduces treatment time, and each part can be replaced separately, effectively reducing the use cost.

Description

A kind of chest cavity negative pressure drainage bottle

technical field

The utility model relates to a drainage bottle, in particular to a chest cavity negative pressure drainage bottle.

Background technique

At present, in the medical field, chest drainage bottles are used to drain the accumulated air and fluid in the patient's chest cavity, which can effectively place lung collapse and save lives. Chest drainage generally adopts closed or negative pressure drainage bottles. At present, the structure of the negative pressure drainage bottle is relatively complicated, and the sealing effect is average. Due to the poor sealing effect of the bottle body during use, the efficiency of extracting the effusion is low, and the treatment process is relatively long; moreover, most of the existing drainage bottles are disposable products. , resulting in higher treatment costs, and is not conducive to environmental protection.

Contents of the invention

In order to solve the above problems, the main purpose of this utility model is to provide a chest cavity negative pressure drainage bottle with better sealing effect and reusability.

In order to solve the above technical problems, the utility model provides a chest cavity negative pressure drainage bottle, which includes a bottle body, a drainage tube and a negative pressure tube, and the bottle body includes at least one bottle mouth,

The bottle body includes a sealing plug and a lock nut, the lower part of the sealing plug is a sealing part, the sealing part can extend into the inner hole of the bottle mouth, and is sealed and attached to the inner hole wall, The lock nut is detachably installed outside the bottle mouth, and can compress the sealing plug from the outside;

One end of the drainage tube is equipped with a drainage needle, and the other end is installed on the sealing plug, and the drainage tube communicates with the inside and outside of the bottle body;

One end of the negative pressure tube is connected with a negative pressure device, and the other end is installed on the sealing plug, and the negative pressure tube communicates with the inside and outside of the bottle body.

In an embodiment of the present utility model, a protruding ring is formed on the upper part of the sealing part of the sealing plug, and the protruding ring can abut against the end surface of the bottle mouth.

In an embodiment of the present invention, the drainage tube is equipped with a valve, and the valve can selectively conduct the drainage tube.

In an embodiment of the present invention, the negative pressure pipe communicates with the negative pressure device through a one-way inlet valve, and a one-way air outlet valve is also installed on the negative pressure device.

In an embodiment of the present invention, the sealing plug is made of flexible material, and the drainage tube and the negative pressure tube are inserted and engaged with the sealing plug, and communicate with the inside and outside of the bottle.

In one embodiment of the present invention, a groove is provided on the end surface of the protruding ring facing the bottle mouth, and a sealing ring is installed in the groove.

In an embodiment of the present utility model, the negative pressure device is a spherical negative pressure device.

In an embodiment of the utility model, the sealing ring is made of flexible material.

Based on the above idea, in an embodiment of the utility model, the bottle body is made of transparent material, and a scale is engraved on the outer surface of the bottle body.

It can be seen from the above technical scheme that the advantages and positive effects of the chest cavity negative pressure drainage bottle provided by the utility model are: the chest cavity negative pressure drainage bottle of the embodiment of the utility model is used, because the design of the lock nut and the sealing plug is adopted, the use of the utility model The sealing effect is better, so that the efficiency of extracting effusion can be effectively improved, the treatment time can be shortened, and the psychological pressure of the patient can be reduced. Each component can be replaced separately, except for the drainage tube and the drainage needle, all other components can be reused, which effectively reduces the cost of patient treatment. Moreover, the structure is simple, and the use is convenient, which can effectively reduce staffing in the treatment process.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the chest cavity negative pressure drainage bottle of an embodiment of the present utility model;

Fig. 2 is a partial cross-sectional schematic diagram of the chest cavity negative pressure drainage bottle shown in Fig. 1 .

detailed description

Typical embodiments embodying the features and advantages of the present invention will be described in detail in the following description. It should be understood that the utility model can have various changes in different embodiments, all of which do not depart from the scope of the utility model, and the description and illustrations therein are used as illustrations in nature, not for To limit the utility model.

Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail, Fig. 1 is the overall structure schematic diagram of the chest cavity negative pressure drainage bottle of an embodiment of the present utility model; Fig. 2 is the partial section of the chest cavity negative pressure drainage bottle shown in Fig. 1 schematic diagram.

As shown in Figures 1 to 2, the utility model provides a chest cavity negative pressure drainage bottle, including a bottle body 1, a drainage tube 2 and a negative pressure tube 3, and the bottle body includes at least one bottle mouth 11, and the bottle body 1 also includes a The sealing plug 12 and the lock nut 13, the lower part of the sealing plug 12 is a sealing part 121, the sealing part 121 can extend into the inner hole of the bottle mouth 11, and seal and fit with the inner hole wall, and the lock nut 13 is detachably installed on the Outside the bottle mouth 11, the sealing plug 12 can be pressed from the outside; one end of the drainage tube 2 is installed with a drainage needle 21, and the other end is installed on the sealing plug 12, and the drainage tube 2 communicates with the inside and outside of the bottle body 1; one end of the negative pressure tube 3 A negative pressure device 7 is connected, and the other end is installed on a sealing plug 12 , and the negative pressure tube 3 communicates with the inside and outside of the bottle body 1 .

As shown in Figures 1 and 2, the bottle body 1 can be made of transparent material, and its outer surface is also engraved with a scale 4, through which the volume of the extracted effusion can be known. The material of the bottle body 1 can be made of medical glass or other transparent materials, and the present invention does not limit its specific material. At least one bottle mouth 11 is formed on the bottle body, and the bottle mouth 11 can be integrally formed on the bottle body or can adopt a split design, and the utility model does not limit its specific implementation.

The sealing plug 12 can specifically be made of plastic material or metal material, and the utility model does not limit its specific material. The cross-sectional shape of the sealing plug 12 can be specifically a “T” shape, the lower part of which is a sealing part 121 , and the upper part can form a protruding ring 122 . The sealing part 121 can protrude into the inner hole of the bottle mouth 11 , and is tightly attached to the wall of the inner hole, so as to seal the bottle body 1 . The lower end surface of the protruding ring 122 is pressed against the end surface of the bottle mouth 11 to seal the bottle body 1 again, so that the sealing plug 12 can complete the sealing of the bottle body 1, and the sealing effect is better.

In another embodiment of the present invention, the protruding ring 122 is further provided with a groove 5 on the end surface facing the bottle mouth, and a sealing ring 6 is installed in the groove 5 . The sealing ring 6 can specifically be made of a flexible material, for example, it can be made of rubber or silica gel, and the present invention does not limit the specific material of the sealing ring 6 . In addition, the sealing ring 6 can be partially accommodated in the groove 5 during installation, and the sealing ring 6 can be fixedly installed in the groove 5, for example, by snap-fitting or bonding. Of course, the utility model is not limited thereto. specific connection method. When assembling, the lock nut 13 can compress the sealing plug 12 from the outside, and the sealing plug 12 can squeeze the sealing ring 6 simultaneously with the end face of the bottle mouth 11, which can better improve the sealing effect of the bottle body 1, so that the utility model can be used in practice. When in use, relatively high negative pressure can be formed inside the bottle body 1, which can effectively improve work efficiency.

In another embodiment of the present invention, the sealing plug 12 can be made of flexible materials, specifically rubber or silica gel, and the present invention does not limit the specific materials. One end of the drainage tube 2 and the negative pressure tube 3 can be connected with a hard connection tube, and then snapped onto the sealing plug 12 by plugging, and communicates with the inside and outside of the bottle body 1 . Adopting this design can make the utility model easier to assemble, more convenient to operate, and effectively improve work efficiency when in use.

Specifically, the lock nut 13 can also be made of plastic material or metal material, and is generally in the shape of a sleeve. It can be sleeved on the bottle mouth where the above-mentioned sealing plug 12 is installed, and press the above-mentioned sealing plug 12, and the top surface is partially hollowed out so that Part of the sealing plug 12 is exposed to facilitate the installation of the drainage tube 2 and the negative pressure tube 3 . The lower end of the lock nut 13 is detachably connected to the outer side of the bottle mouth 11, for example, screw connection or snap connection can be adopted. Specifically, an internal thread can be formed on the inside of the lower end of the lock nut 13 , and an external thread can be provided on the outside of the bottle mouth 11 , and the two are assembled together by threads. Adding the lock nut 13 can further increase the sealing performance of the bottle body 1, so that the sealing performance of the utility model is better. When extracting effusion, a stronger negative pressure is formed in the bottle body 1 to improve work efficiency.

Specifically, the drainage tube 2 can be made of a flexible material, for example, it can be made of medical grade rubber or silica gel, and the present invention does not limit the specific material. One end of the drainage tube 2 is equipped with a drainage needle 21, and the other end is sealed and connected to the sealing plug 12, for example, it can be connected to the sealing plug 12 through a hard connection tube, and can communicate with the inside and outside of the bottle body 1. The utility model does not The specific connection method is limited. For example, in an embodiment of the present invention, a connection port for connecting the drainage tube 2 may be formed on the sealing plug 12 , and then the drainage tube 2 is connected to the sealing plug 12 . Specifically, the drainage tube 2 can be connected to the sealing plug 12 by clamping, that is, a connecting tube can be formed on the sealing plug 12 , and the drainage tube 2 can be directly sleeved on the connecting tube of the sealing plug 12 . Moreover, a valve can also be provided in the middle of the drainage tube 2 , and the valve can selectively conduct the drainage tube 2 . The main purpose of installing the valve is to prevent the backflow of gas, causing pneumothorax and other situations, and to improve the applicability and safety performance of the utility model.

Specifically, the negative pressure tube 3 can also be made of a flexible material or a non-flexible material, for example, it can be made of a rubber material or a plastic material, and the present invention does not limit its specific material. One end of the negative pressure tube 3 can be sealed and connected to the sealing plug 12 , and can communicate with the inside and outside of the bottle body 1 . For the specific connection method, reference may be made to the connection method of the above-mentioned drainage tube, which will not be repeated here. The other end of the negative pressure tube 3 is connected with a negative pressure device 7, and the negative pressure is formed in the bottle body 1 through the negative pressure device 7, and then the effusion in the human chest cavity is extracted into the bottle body 1 by the drainage tube 2.

In an embodiment of the present invention, the negative pressure device 7 can specifically adopt a spherical negative pressure device. However, it should be understood that the negative pressure device listed here is only to illustrate the principle of the utility model, and is not intended to limit the utility model. In this embodiment, a one-way inlet valve 71 and a one-way outlet valve 72 are respectively installed at both ends of the negative pressure device 7, and are connected to the negative pressure device 7, and the negative pressure device 7 can be selectively turned on/off. , It is enough to connect the negative pressure pipe 3 with the one-way intake valve 71. When in use, by compressing the negative pressure device 7, the one-way air outlet valve 72 is opened at this time, and the air in the negative pressure device 7 is emptied; Open the intake valve 71 to form a negative pressure in the bottle body 1, extract the effusion in the pleural cavity of the human body through the drainage tube 2 and the drainage needle 21, and then repeat the above steps continuously, thereby completing the treatment of the pleural effusion extract.

While the invention has been described with reference to a few exemplary embodiments, it is to be understood that the words which have been used are words of description and illustration, rather than of limitation. Since the invention can be embodied in various forms without departing from the spirit or essence of the invention, it should be understood that the above-described embodiments are not limited to any of the foregoing details, but should be broadly defined within the spirit and scope of the appended claims. Therefore, all changes and modifications that fall within the scope of the claims or their equivalents should be covered by the appended claims.

Claims (9)

1. a chest cavity negative pressure drainage bottle, comprising bottle body, drainage tube and negative pressure tube, and said bottle body comprises at least one bottleneck, is characterized in that, The bottle body includes a sealing plug and a lock nut, the lower part of the sealing plug is a sealing part, the sealing part can extend into the inner hole of the bottle mouth, and is sealed and attached to the inner hole wall, The lock nut is detachably installed outside the bottle mouth, and can compress the sealing plug from the outside; One end of the drainage tube is equipped with a drainage needle, and the other end is installed on the sealing plug, and the drainage tube communicates with the inside and outside of the bottle body; One end of the negative pressure tube is connected with a negative pressure device, and the other end is installed on the sealing plug, and the negative pressure tube communicates with the inside and outside of the bottle body. 2 . The chest cavity negative pressure drainage bottle according to claim 1 , wherein a protruding ring is formed on the upper part of the sealing part of the sealing plug, and the protruding ring can abut against the end surface of the bottle mouth. 3 . 3. The chest cavity negative pressure drainage bottle according to claim 1, wherein the drainage tube is provided with a valve, and the valve can selectively conduct the drainage tube. 4. The chest cavity negative pressure drainage bottle as claimed in claim 1, wherein the negative pressure tube communicates with the negative pressure device through a one-way inlet valve, and a one-way air outlet valve is also installed on the negative pressure device . 5. The chest cavity negative pressure drainage bottle according to claim 1, wherein the sealing plug is made of a flexible material, and the drainage tube and the negative pressure tube are inserted and engaged on the sealing plug, and Connect the inside and outside of the bottle. 6. The chest cavity negative pressure drainage bottle according to claim 2, wherein a groove is provided on the end surface of the convex ring facing the bottle mouth, and a sealing ring is installed in the groove. 7. The chest cavity negative pressure drainage bottle according to claim 4, wherein the negative pressure device is a spherical negative pressure device. 8. The chest cavity negative pressure drainage bottle according to claim 6, wherein the sealing ring is made of flexible material. 9. The chest cavity negative pressure drainage bottle according to any one of claims 1 to 8, wherein the bottle body is made of a transparent material, and a scale is engraved on the outer surface of the bottle body.