CN211272664U - Pharyngeal fistula continuous negative pressure drainage device - Google Patents
Pharyngeal fistula continuous negative pressure drainage device Download PDFInfo
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- CN211272664U CN211272664U CN201921877618.0U CN201921877618U CN211272664U CN 211272664 U CN211272664 U CN 211272664U CN 201921877618 U CN201921877618 U CN 201921877618U CN 211272664 U CN211272664 U CN 211272664U
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- drainage
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Abstract
The utility model belongs to the technical field of medical supplies, in particular to a pharyngeal fistula continuous negative pressure drainage device, which comprises a drainage tube, wherein one end of the drainage tube is connected with a drainage bottle in a threaded manner, and the end part of the drainage tube, which is far away from the drainage bottle, is provided with a drainage opening; an air bag is arranged at the end part of the drainage tube close to the drainage port, an air pipe is connected onto the air bag, an inflation connector is connected to one end of the air pipe far away from the air bag, and a valve is arranged on the air pipe; the tip that the drainage tube is close to the drainage bottle is equipped with negative pressure device, and negative pressure device includes the exhaust tube, is equipped with miniature fan on the exhaust tube, the utility model discloses can effectually carry out the drainage to seepage liquid, the food waste of patient's pharyngeal fistula wound department.
Description
Technical Field
The utility model belongs to the technical field of medical supplies, concretely relates to pharyngeal fistula lasts negative pressure drainage device.
Background
Pharyngeal fistula (PCF) refers to accumulation of saliva or pus in subcutaneous tissue, which can form a persistent sinus between the pharyngeal cavity and the skin, through which saliva or food can escape. Is one of the main common complications after throat cancer and hypopharyngeal carcinoma operations. Pharyngeal fistula occurs 5-15 days after operation, the incidence rate after total laryngectomy is 10% -40%, and the incidence rate after partial laryngectomy is rare. In recent years, the incidence rate of the pharyngeal fistula after the total laryngectomy is 3.2-38.6% reported in literature, the incidence rate of the pharyngeal fistula is greatly different from that reported in domestic and foreign literatures and is approximately between 7.6-65%, and the incidence rate is 5.9-37.6% reported in recent 20 years. The wound exudate of pharyngeal fistula patient is many, the wound is moist, and pharyngeal fistula wound is in open state, and the negative pressure drainage tube of present clinical use can not use pharyngeal fistula patient, to the patient that refractory pharyngeal fistula exceeds a month, for satisfying patient's nutritional requirement, often eat the mouth, and the patient can appear saliva and food and follow the difficult problem that the fistula tract spills, aggravates the fistula infection, leads to the pharyngeal fistula to take place the back wound delay not to heal. The healing of pharyngeal fistula is affected by large, damp, polluted, malnutrition, medicine changing techniques of doctors and the like of the wound of a patient, so that a drainage device capable of effectively draining seepage and food residues at the wound of the pharyngeal fistula of the patient is urgently needed.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides a simple structure, and can be effectual carry out the pharyngeal fistula continuous negative pressure drainage device of drainage to seepage liquid, the food waste of patient pharyngeal fistula wound.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a pharyngeal fistula continuous negative pressure drainage device comprises a drainage tube, wherein one end of the drainage tube is in threaded connection with a drainage bottle, and the end part of the drainage tube, which is far away from the drainage bottle, is provided with a drainage opening; an air bag is arranged at the end part of the drainage tube close to the drainage port, an air pipe is connected onto the air bag, an inflation connector is connected to one end of the air pipe far away from the air bag, and a valve is arranged on the air pipe; the end part of the drainage tube close to the drainage bottle is provided with a negative pressure device which comprises an exhaust tube, and a miniature fan is arranged on the exhaust tube.
Furthermore, the negative pressure device also comprises a shell, and a power supply connected with the micro fan is arranged in the shell; and the air exhaust pipe is provided with an electronic pressure control valve which is connected with the micro fan.
Furthermore, a control system is arranged in the shell, the power supply, the micro fan and the electronic pressure control valve are all connected with the control system, and the control system is connected with a display screen corresponding to the electronic pressure control valve.
Furthermore, the drainage bottle is provided with a screwed joint matched with the drainage tube, and the drainage tube is provided with an external thread matched with the screwed joint.
Furthermore, the casing is provided with an air outlet communicated with the exhaust tube, one end of the exhaust tube far away from the air outlet is connected with a filter screen, and the filter screen is arranged in the drainage bottle.
Furthermore, the drainage bottle is provided with scale marks.
Compared with the prior art, the beneficial effects of the utility model are that:
1. use the utility model discloses but the sepage of suction pharyngeal fistula, food waste keep wound clean, dry, pollution abatement improves patient's postoperative and resumes.
2. Set up the size that the gasbag can adapt to different pharyngeal fistula, prevent that saliva and food from leaking to the wound from the fistula, pollute the wound and cause the wound infection, improve patient's recovery effect.
3. The normal eating time is advanced. And the air bag is arranged, so that a patient does not worry about that saliva and food residues pollute wounds during eating, the pain of indwelling stomach tubes is avoided, the types of food are not limited by oral eating, the nutrition intake capacity of the patient is improved, and the body resistance is greatly improved.
4. Improve the image of the patient. The arrangement of the air bag can also reduce the risk of moist pollution of the dressing of the patient, reduce the pollution degree of the patient and improve the comfort level; in addition, the negative pressure device is arranged on the drainage tube, so that external negative pressure equipment is not needed, and the daily activities of patients are not influenced.
Drawings
Fig. 1 is an isometric view of the present invention;
fig. 2 is an enlarged schematic view of the region a in fig. 1 according to the present invention;
in the figure: 1. drainage tube, 2, gasbag, 3, drainage mouth, 4, drainage bottle, 5, scale mark, 6, screwed joint, 7, inflatable joint, 8, valve, 9, negative pressure device, 10, gas outlet.
Detailed Description
A pharyngeal fistula continuous negative pressure drainage device is shown in figures 1 and 2 and comprises a drainage tube 1, wherein one end of the drainage tube 1 is in threaded connection with a drainage bottle 4, and a drainage opening 3 is formed in the end part, far away from the drainage bottle 4, of the drainage tube 1; an air bag 2 is arranged at the end part of the drainage tube 1 close to the drainage port 3, an air tube is connected to the air bag 2, an inflation connector 7 is connected to one end of the air tube far away from the air bag 2, and a valve 8 is arranged on the air tube; the end part of the drainage tube 1 close to the drainage bottle 4 is provided with a negative pressure device 9, the negative pressure device 9 comprises an exhaust tube, and a micro fan is arranged on the exhaust tube.
When the utility model is used, one end of the drainage opening 3 on the drainage tube 1 is arranged at the pharyngeal fistula of a patient, the air inflation equipment is connected by using the air tube connector (the air inflation equipment is the prior art, so the description is not repeated here), the valve 8 is opened, and the air inflation equipment is used for inflating the air bag 2 through the air tube; after the completion of inflating, connect drainage bottle 4 and use negative pressure device 9 to form the negative pressure in drainage bottle 4 on drainage tube 1, with the sepage of pharyngeal fistula, food waste, in drainage tube 1 gets into drainage bottle 4 through drainage mouth 3.
Use the utility model discloses but the sepage of suction pharyngeal fistula, food waste keep wound clean, dry, pollution abatement improves patient's postoperative and resumes. The air bag 2 is arranged to adapt to different sizes of pharyngeal fistula, so that saliva and food are prevented from leaking to a wound from the fistula, the wound is prevented from being polluted, wound infection is prevented, and the recovery effect of a patient is improved; the air bag 2 is arranged, so that a patient does not need to worry about that saliva and food residues pollute wounds when eating, the pain of an indwelling stomach tube is avoided, the types of food are not limited by oral ingestion, the nutrition intake capability of the patient is improved, and the body resistance is greatly improved; the risk of moist pollution of patient's dressing also can be reduced, patient's pollution degree is alleviateed, the comfort level is improved.
The negative pressure device 9 also comprises a shell, and a power supply connected with the micro fan is arranged in the shell; the air exhaust pipe is provided with an electronic pressure control valve which is connected with the micro fan; a control system is arranged in the shell, the power supply, the micro fan and the electronic pressure control valve are all connected with the control system, and the control system is connected with a display screen corresponding to the electronic pressure control valve; the electronic pressure control valve comprises a pressure sensor and an electronic pressure control valve connected with the pressure sensor, and the pressure sensor and the electronic pressure control valve are both connected with a control system.
An electronic pressure control valve is arranged to monitor the pressure in the drainage bottle 4 in real time, so that the negative pressure strength of the drainage bottle 4 is kept, and the drainage effect of the drainage bottle is improved; the power supply provides power for the electronic pressure control valve, the control system, the micro fan and the display screen; when the negative pressure device 9 is used, when the pressure in the drainage bottle 4 is reduced, the pressure sensor receives the signal, the pressure sensor sends the signal to the control system, and the control system receives and processes the signal; the control system sends the processed signals to the electronic pressure control valve and the micro fan, and the electronic pressure control valve and the micro fan are opened to form negative pressure in the drainage bottle 4; pressure sensor real-time supervision drainage bottle 4 internal pressure, pressure sensor with signal transmission to control system, control system receive and handle the signal, control system will handle the signal transmission after to the display screen, the display screen shows pressure size, the patient of being convenient for observes.
Be equipped with on drainage bottle 4 with drainage tube 1 matched with screwed joint 6, be equipped with on drainage tube 1 with screwed joint 6 matched with external screw thread, use screwed joint 6 to cooperate with the external screw thread and dismantle drainage bottle 4, make drainage bottle 4 be convenient for change, improve the utility model discloses a convenience.
The casing is provided with an air outlet 10 communicated with the air exhaust pipe, one end of the air exhaust pipe far away from the air outlet 10 is connected with a filter screen, and the filter screen is arranged in the drainage bottle 4. Set up the filter screen and prevent that the liquid in the drainage bottle 4 from getting into in the exhaust tube, influence the use, improve the utility model discloses a life.
Be equipped with scale mark 5 on the drainage bottle 4, set up the volume of the interior liquid of scale mark 5 be convenient for observe drainage bottle 4.
Claims (6)
1. The utility model provides a continuous negative pressure drainage device of pharyngeal fistula, includes drainage tube (1), its characterized in that: one end of the drainage tube (1) is in threaded connection with a drainage bottle (4), and the end part of the drainage tube (1) far away from the drainage bottle (4) is provided with a drainage port (3); an air bag (2) is arranged at the end part of the drainage tube (1) close to the drainage port (3), an air pipe is connected to the air bag (2), an inflation connector (7) is connected to one end of the air pipe far away from the air bag (2), and a valve (8) is arranged on the air pipe; the end part of the drainage tube (1) close to the drainage bottle (4) is provided with a negative pressure device (9), the negative pressure device (9) comprises an exhaust tube, and a micro fan is arranged on the exhaust tube.
2. A pharyngeal stoma continuous negative pressure drainage device according to claim 1, wherein: the negative pressure device (9) also comprises a shell, and a power supply connected with the micro fan is arranged in the shell; and the air exhaust pipe is provided with an electronic pressure control valve which is connected with the micro fan.
3. A pharyngeal stoma continuous negative pressure drainage device according to claim 2, wherein: the shell is internally provided with a control system, the power supply, the micro fan and the electronic pressure control valve (8) are all connected with the control system, and the control system is connected with a display screen corresponding to the electronic pressure control valve (8).
4. A pharyngeal stoma continuous negative pressure drainage device according to claim 1, wherein: the drainage bottle (4) is provided with a threaded connector (6) matched with the drainage tube (1), and the drainage tube (1) is provided with an external thread matched with the threaded connector (6).
5. A pharyngeal stoma continuous negative pressure drainage device according to claim 2, wherein: the casing is provided with an air outlet (10) communicated with the air exhaust pipe, one end of the air exhaust pipe, far away from the air outlet (10), is connected with a filter screen, and the filter screen is arranged in the drainage bottle (4).
6. A pharyngeal stoma continuous negative pressure drainage device according to claim 1, wherein: and scale marks (5) are arranged on the drainage bottle (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921877618.0U CN211272664U (en) | 2019-11-01 | 2019-11-01 | Pharyngeal fistula continuous negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921877618.0U CN211272664U (en) | 2019-11-01 | 2019-11-01 | Pharyngeal fistula continuous negative pressure drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211272664U true CN211272664U (en) | 2020-08-18 |
Family
ID=72024316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921877618.0U Expired - Fee Related CN211272664U (en) | 2019-11-01 | 2019-11-01 | Pharyngeal fistula continuous negative pressure drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211272664U (en) |
-
2019
- 2019-11-01 CN CN201921877618.0U patent/CN211272664U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200818 Termination date: 20211101 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |