CN216934414U

CN216934414U - Abdominal wall fixed type air bag drainage tube

Info

Publication number: CN216934414U
Application number: CN202120395146.6U
Authority: CN
Inventors: 王爱萍; 李敏; 张英; 李洪言
Original assignee: First Affiliated Hospital of Anhui Medical University
Current assignee: First Affiliated Hospital of Anhui Medical University
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2022-07-12
Anticipated expiration: 2031-02-22

Abstract

The utility model belongs to the technical field of medical instruments, and particularly relates to an abdominal wall fixed type air bag drainage tube; this drainage tube includes: an inner tube, an outer tube, a bladder tube, an airtight valve, and a valve core. Wherein, one end of the inner tube is provided with a drainage hole, and the other end is provided with an opening for connecting a drainage bag; and a sealing plug is arranged at one end of the outer wall of the inner pipe, which is close to the opening. The outer pipe is sleeved outside the inner pipe, and a gap is formed between the outer pipe and the inner pipe; the outer tube is also provided with a drainage hole; the other end of the outer pipe is provided with an opening which is inserted with the sealing plug; the pipe wall of the outer pipe is provided with a first through hole. The balloon catheter is arranged on the outer side of the catheter wall of the outer catheter, and a sealed balloon catheter cavity is arranged between the balloon catheter and the outer catheter; the bag tube comprises a first expandable air bag and a second expandable air bag which are distributed along the axial direction of the tube body; and a second through hole is also formed in one end, close to the sealing plug, of the bag tube. The drainage tube can overcome the defect that the traditional drainage tube causes great pain to patients in the using process.

Description

Abdominal wall fixed type air bag drainage tube

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to an abdominal wall fixed type air bag drainage tube.

Background

Postoperative patient's abdominal cavity of abdominal cavity surgery often can be because of the pus blood or the hydrops of inflammation production, in order to improve patient's postoperative recovery level, generally need to draw out the hydrops in the patient through the mode of intubate. In a conventional operation, the drainage tube is inserted into a patient body through a puncture hole, and the drainage tube can rub against the body and the puncture hole in the moving process of the body of the patient, so that the patient can feel hard to feel painful at the position, and the drainage tube can be displaced. After the drainage tube is inserted, the patient can pull out or push the drainage tube inwards by slight movement, so that a plurality of adverse effects are caused, and the health of the patient is threatened. Conventionally, doctors can suture the drainage tube with the body through a suture line, and the suture line is removed when the drainage tube needs to be pulled out at the later stage. This also increases the pain experienced by the patient and affects the speed of postoperative recovery of the patient.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide an abdominal wall fixed type air bag drainage tube which can overcome the defect that the traditional drainage tube causes great pain to patients in the using process.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

an abdominal wall fixed balloon drainage catheter, comprising: an inner tube, an outer tube, a bladder tube, an airtight valve, and a valve core.

In the utility model, one end of the inner tube is sealed, and the other end is provided with an opening for connecting a drainage bag; a plurality of drainage holes are uniformly formed in the pipe wall at the sealed end of the inner pipe; and a sealing plug is arranged at one end of the outer wall of the inner pipe, which is close to the opening.

The outer pipe is sleeved outside the inner pipe, and a gap is formed between the outer pipe and the inner pipe; the length of the outer pipe is less than that of the inner pipe, and the pipe wall of one end of the outer pipe is also provided with a drainage hole corresponding to the position of the inner pipe; the other end of the outer pipe is provided with an opening which is inserted with the sealing plug; and a first through hole is formed in the pipe wall of the outer pipe.

The balloon catheter is arranged on the outer side of the catheter wall of the outer catheter, and a sealed balloon catheter cavity is arranged between the balloon catheter and the outer catheter; the bag tube comprises a first expandable air bag and a second expandable air bag which are distributed along the axial direction of the tube body; the tube diameter of the bag tube at the first air bag and the second air bag is larger than that of the rest part of the bag tube; the distance between the second air bags of the first air bag is matched with the thickness of the human abdominal wall; and a second through hole is also formed in one end, close to the sealing plug, of the bag tube.

The airtight valve is installed in the first through hole on the outer tube pipe wall, and the airtight valve is used for controlling the leakproofness of the cavity between outer tube and the inner tube. The valve core is arranged at the second through hole and used for adjusting the air pressure in the bag tube.

In an initial state of the drainage tube, the outer tube and the inner tube are tightly fixed through the sealing plug, the airtight valve is in a closed state, and the sac tube is in a compressed state. When the drainage tube is installed, medical staff firstly insert one end of the outer tube containing the drainage hole into a patient body along the puncture hole, and enable the second air bag in the bag tube to be located in the patient body, and the first air bag is located outside the patient body. Then medical staff utilizes the air pump to aerify to the bag lumen along valve inside department for first gasbag and second gasbag are in sufficient state, and first gasbag and second gasbag can be fixed drainage tube and patient's health, prevent drainage tube pull motion.

In the use process of the drainage tube, the drainage holes on the outer tube and the inner tube can suck the effusion in the abdominal cavity of the patient into the drainage bag along the inner tube. When the inner tube is blocked due to reasons such as clot coagulation, the medical staff can pull out the sealing plug and extract the inner tube from the body of the patient to replace the inner tube. Before the sealing plug is pulled out, the airtight valve needs to be opened firstly, the pressure inside and outside the pipe is balanced, the difficulty of pulling out the sealing plug is reduced, and pain of a patient caused by negative pressure in the pulling out process is avoided. Meanwhile, in the use process of the drainage tube, if the high pressure of the abdominal cavity occurs in the body of a patient, the treatment can be carried out by opening the airtight valve.

When the drainage tube is pulled out, medical staff firstly releases air pressure in the balloon tube through the valve inside, so that the balloon tube is completely contracted. Finally, the drainage tube is directly pulled out from the inside of the human body.

Furthermore, the aperture of the drainage hole arranged on the outer tube is larger than that of the drainage hole on the outer tube.

In the use process, the drainage tube on the outer tube actually also plays a role in filtering. Hydrops etc. are inhaled the drainage bag in from the inner tube, and pus, plasma etc. can be separated, refine and filter after the drainage hole on the outer tube, prevent to cause the jam to the pipeline.

Furthermore, the inner pipe and the outer pipe are both soft elastic pipelines.

The soft pipeline can prevent discomfort to the patient and improve the comfort of the patient.

Further, the bag tube is a rubber tube, and the wall thickness of the first air bag and the second air bag in the bag tube is smaller than that of the rest part in the bag tube. The first airbag and the second airbag are in a round cake shape in the filling state, and the first airbag and the second airbag are identical in structure.

The capsule tube in the embodiment has expansibility, can be well attached to a human body, and has a good fixing effect. Meanwhile, the first air bag and the second air bag inside and outside the human body have the same structure, and can contract or expand synchronously; the medical staff can observe the expansion condition of the inner air sac through the expansion condition of the air sac outside the human body.

Furthermore, a connector is arranged at the opening of the tube body of the inner tube, which is connected with the drainage bag, and external threads are arranged on the periphery of the connector; the connector of the drainage bag is provided with corresponding internal threads, and the drainage bag is a negative pressure drainage bag.

The drainage bag can be conveniently connected and replaced by using the threaded port. The negative pressure suction effect through the drainage bag can well suck the effusion in the human body.

Furthermore, the sealing plug is an elastic plug body made of organic polymer materials. The sealing properties of the elastomeric plug are very good.

Further, the outer pipe and the inner pipe are transparent pipes. The transparent pipeline is convenient for observing the discharge condition of the accumulated liquid and finding whether the inner pipe and the outer pipe are blocked or not in time.

Furthermore, a filter screen is arranged in the cavity channel of the airtight valve. The filter screen can prevent that foreign matter from following airtight valve and getting into in the space between inner tube and the outer tube, causing the patient to infect.

The utility model has the following beneficial effects:

the drainage tube can be fixed by the air bag on the sac tube, and the suture line is not needed; the pain of a patient in the drainage tube using process is greatly reduced, and the risk that the wound of the patient is rubbed and infected and inflamed easily in the drainage tube drawing process is solved; thereby increasing the recovery rate of the patient.

The drainage tube adopts an inner tube structure and an outer tube structure, so that the problem of blockage of the drainage tube can be effectively solved; meanwhile, the inner pipe is convenient to replace, so that the pain of a patient in the pipeline replacing process is reduced. In addition, the drainage tube can also effectively relieve the problem of high abdominal pressure after the abdominal cavity of the patient is punctured and drained.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view showing the structure of a drainage tube in a contracted state of a balloon tube in example 1 of the present invention;

FIG. 2 is a schematic view showing the structure of a drainage tube in the filled state of a balloon tube in example 1 of the present invention;

labeled as: 1. an inner tube; 2. an outer tube; 3. a balloon tube; 10. a drainage hole; 11. a sealing plug; 12. a connector; 21. an airtight valve; 31. a first air bag; 32. a second bladder; 33. a valve core.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Examples

As shown in fig. 1 and 2, the present embodiment provides an abdominal wall-fixed balloon drainage tube, which includes: an inner tube 1, an outer tube 2, a bag tube 3, an airtight valve 21, and a valve core 33.

In the utility model, one end of an inner tube 1 is sealed, and the other end is provided with an opening for connecting a drainage bag; a plurality of drainage holes 10 are uniformly formed in the pipe wall at the sealed end of the inner pipe 1; a sealing plug 11 is arranged at one end of the outer wall of the inner pipe 1 close to the opening.

The outer pipe 2 is sleeved outside the inner pipe 1, and a gap is formed between the outer pipe 2 and the inner pipe 1; the length of the outer pipe 2 is less than that of the inner pipe 1, and the pipe wall of one end of the outer pipe 2 is also provided with a drainage hole 10 corresponding to the position of the inner pipe 1; the other end of the outer pipe 2 is provided with an opening which is inserted with the sealing plug 11; and a first through hole is formed in the wall of the outer tube 2.

The capsule tube 3 is arranged on the outer side of the tube wall of the outer tube 2, and a sealed capsule tube 3 cavity is arranged between the capsule tube 3 and the outer tube 2; the bag tube 3 comprises a first expandable air bag 31 and a second expandable air bag 32 which are distributed along the axial direction of the tube body; the tube diameter of the bag tube 3 at the first balloon 31 and the second balloon 32 is larger than the tube diameter at the remaining portion of the bag tube 3; the distance between the second air bags 32 of the first air bag 31 is matched with the thickness of the human abdominal wall; a second through hole is also arranged at one end of the capsule tube 3 close to the sealing plug 11.

An air-tight valve 21 is arranged at a first through hole in the wall of the outer tube 2, the air-tight valve 21 being used to control the tightness of the cavity between the outer tube 2 and the inner tube 1. A valve core 33 is mounted at the second through hole, and the valve core 33 is used to adjust the air pressure in the bag tube 3.

In an initial state of the drainage tube, the outer tube 2 and the inner tube 1 are tightly fixed through the sealing plug 11, the airtight valve 21 is in a closed state, and the sac tube 3 is in a compressed state. When the drainage tube is installed, medical staff firstly inserts one end of the outer tube 2 containing the drainage hole 10 into the body of a patient along the puncture hole, and enables the second air bag 32 in the bag tube 3 to be positioned in the body of the patient, and the first air bag 31 is positioned outside the body of the patient. Then, the medical staff uses the air pump to inflate the bag tube 3 along the valve core 33, so that the first air bag 31 and the second air bag 32 are in the inflated state, and the first air bag 31 and the second air bag 32 can fix the drainage tube with the body of the patient, thereby preventing the drainage tube from drawing and moving.

In the use process of the drainage tube, the drainage holes 10 on the outer tube 2 and the inner tube 1 can suck the effusion in the abdominal cavity of the patient into the drainage bag along the inner tube 1. When the inner tube 1 is blocked due to reasons such as clot coagulation, the medical staff can pull out the sealing plug 11 and draw the inner tube 1 out of the patient body to replace the inner tube 1, and the inner tube 1 is positioned in the outer tube 2 and is not directly contacted with the human body, so that the pain of the human body can not be caused in the replacement process of the inner tube 1. Before the sealing plug 11 is pulled out, the airtight valve 21 needs to be opened firstly to balance the pressure inside and outside the pipe, so that the difficulty of pulling out the sealing plug is reduced, and pain of a patient caused by negative pressure in the pulling-out process is avoided. Meanwhile, in the use process of the drainage tube, if the abdominal cavity high pressure condition occurs in the body of the patient, the treatment can be carried out by opening the air-tight valve 21.

When the drainage tube is pulled out, the medical staff firstly releases the air pressure in the bag tube 3 through the valve core 33, so that the bag tube 3 is completely contracted. Finally, the drainage tube is directly pulled out from the inside of the human body.

Wherein, the valve core 33 in the drainage tube can play the role of a one-way valve in the inflating process of the bag tube 3 to prevent the gas in the bag tube 3 from flowing back. When the bag tube 3 is depressurized, only the valve core in the valve core 33 needs to be pressed.

In this embodiment, the aperture of the drainage hole 10 that sets up on the outer tube 2 is greater than the aperture of the drainage hole 10 on the outer tube 2.

During use, the drainage tube on the outer tube 2 actually also has a filtering effect. Hydrops etc. are inhaled to the drainage bag from inner tube 1 in, pus, plasma etc. can be separated, refine and filter after drainage hole 10 on outer tube 2, prevent to cause the jam to the pipeline.

The inner pipe 1 and the outer pipe 2 are both soft elastic pipes. The soft pipeline can prevent discomfort to the patient and improve the comfort of the patient.

The bag tube 3 is a rubber tube, and the wall thickness of the first balloon 31 and the second balloon 32 in the bag tube 3 is smaller than that of the rest part in the bag tube 3. The first airbag 31 and the second airbag 32 are in a shape of a circular disk in the inflated state, and the first airbag 31 and the second airbag 32 have the same structure. The capsule tube 3 in the embodiment has expansibility, can be well attached to a human body, and has a good fixing effect. Meanwhile, the first air bag 31 and the second air bag 32 inside and outside the human body have the same structure, and can contract or expand synchronously; the medical staff can observe the expansion condition of the inner air sac through the expansion condition of the air sac outside the human body.

Wherein, a connector 12 is arranged at the opening of the tube body of the inner tube 1 connected with the drainage bag, and the periphery of the connector 12 is provided with external threads; the connector of the drainage bag is provided with corresponding internal threads, and the drainage bag is a negative pressure drainage bag.

The sealing plug 11 is an elastic plug body made of organic polymer material. The sealing properties of the elastomeric plug are very good. The outer tube 2 and the inner tube 1 are transparent tubes. The transparent pipeline is convenient for observe the discharge condition of hydrops to and in time discover whether inner tube 1 and outer tube 2 take place to block up.

A filter screen is arranged in the cavity of the airtight valve 21. The screen prevents foreign matter from entering the space between the inner tube 1 and the outer tube 2 along the airtight valve 21, causing infection of the patient.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An abdominal wall fixed type balloon drainage tube is characterized by comprising:

one end of the inner tube is sealed, and the other end of the inner tube is provided with an opening for connecting a drainage bag; a plurality of drainage holes are uniformly formed in the pipe wall at the sealed end of the inner pipe; a sealing plug is arranged at one end, close to the opening, of the outer wall of the inner pipe;

the outer pipe is sleeved outside the inner pipe, and a gap is formed between the outer pipe and the inner pipe; the length of the outer pipe is less than that of the inner pipe, and the pipe wall of one end of the outer pipe is also provided with a drainage hole corresponding to the position of the inner pipe; the other end of the outer pipe is provided with an opening which is inserted into the sealing plug; a first through hole is formed in the wall of the outer pipe;

the balloon catheter is arranged on the outer side of the catheter wall of the outer catheter, and a sealed balloon catheter cavity is formed between the balloon catheter and the outer catheter; the balloon tube comprises a first expandable balloon and a second expandable balloon which are axially distributed along the tube body; the tube diameter of the bag tube at the first air bag and the second air bag is larger than that of the rest part of the bag tube; the distance between the second air bags of the first air bag is matched with the thickness of the human abdominal wall; a second through hole is also formed in one end, close to the sealing plug, of the bag tube;

the airtight valve is arranged at the first through hole on the pipe wall of the outer pipe and is used for controlling the sealing property of the cavity between the outer pipe and the inner pipe; and

and a valve core mounted at the second through hole, the valve core being used to adjust air pressure in the bag tube.

2. The abdominal wall fixed balloon drainage tube of claim 1, wherein: the aperture of the drainage hole arranged on the outer tube is larger than that of the drainage hole on the outer tube.

3. The abdominal wall fixed balloon drainage tube of claim 2, wherein: the inner pipe and the outer pipe are both soft elastic pipelines.

4. The abdominal wall fixed balloon drainage tube of claim 3, wherein: the bag tube is a rubber tube, and the wall thickness of the first air bag and the second air bag in the bag tube is smaller than that of the rest part in the bag tube.

5. The abdominal wall fixed balloon drainage tube of claim 4, wherein: the first airbag and the second airbag are in a round cake shape in the filling state, and the first airbag and the second airbag are identical in structure.

6. The abdominal wall fixed balloon drainage tube of claim 1, wherein: a connector is arranged at the opening of the tube body of the inner tube, which is connected with the drainage bag, and external threads are arranged on the periphery of the connector; the interface of the drainage bag is provided with corresponding internal threads.

7. The abdominal wall fixed balloon drainage tube of claim 1, wherein: the drainage bag is a negative pressure drainage bag.

8. The abdominal wall fixed balloon drainage tube of claim 1, wherein: the sealing plug is an elastic plug body prepared from an organic polymer material.

9. The abdominal wall fixed balloon drainage tube of claim 1, wherein: the outer pipe and the inner pipe are transparent pipes.

10. The abdominal wall fixed balloon drainage tube of claim 1, wherein: and a filter screen is arranged in the cavity of the airtight valve.