CN210131158U - Novel thoracic cavity medicine injection and drainage device - Google Patents
Novel thoracic cavity medicine injection and drainage device Download PDFInfo
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- CN210131158U CN210131158U CN201920175217.4U CN201920175217U CN210131158U CN 210131158 U CN210131158 U CN 210131158U CN 201920175217 U CN201920175217 U CN 201920175217U CN 210131158 U CN210131158 U CN 210131158U
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- drainage tube
- drainage
- tube
- tubule
- thoracic cavity
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Abstract
The utility model discloses a novel thoracic cavity injection drainage device, including the drainage tube, the outer wall of drainage tube floats and is provided with outer gasbag, outer gasbag and one extend external first fill trachea with be connected, the drainage tube intracavity is provided with a tubule, the tubule with drainage tube formula structure as an organic whole sets up, the drainage tube inner wall is provided with the interior gasbag that is used for preventing the liquid reflux near internal one end, interior gasbag and one extend external second and fill trachea with be connected, the drainage tube with the internal one end of keeping away from of tubule is provided with the cross valve, wherein first, the second exit end of cross valve respectively with drainage tube and tubule are connected, the third exit end and the injection mouth of cross valve are connected, the fourth exit end and the negative pressure drainage device of cross valve are connected.
Description
Technical Field
The utility model relates to the field of medical equipment, concretely relates to novel thoracic cavity injection drainage device.
Background
Empyema is a common infectious lesion in pleural cavity, and can be divided into full empyema and limited empyema according to the spread range. In the process of treating the empyema, full drainage and drug-injection flushing (separation reduction) are one of the keys of the success of conservative treatment, and patients who fail conservative treatment need surgical operation, so that the trauma is high. In the prior art, a thoracic drainage tube for empyema generally is a thoracic tube with a needle connected with a single-cavity rubber tube, and the thoracic drainage tube is fixed on the body of a patient in a mode of being wound by a suture line and then being sewn on the skin of the drainage opening of the patient, so that the thoracic drainage tube is easy to fall off along with respiration and daily activities of the patient in the using process, and the wound of the patient is large due to repeated tube arrangement. On the other hand, when washing and annotating medicine to the thorax, the tradition mode is through syringe needle insertion drainage hall injection liquid medicine, seals the drainage hole after the drainage finishes, perhaps pours into the liquid medicine into through drainage hall interface, need separate drainage tube and connecting device repeatedly, increased patient's thorax secondary infection's risk and present drainage tube very easily like this and do not have the cut-off device, so have partial liquid medicine can flow back to in the drainage tube after annotating the medicine, reduce the liquid medicine utilization ratio, bring unnecessary loss and misery for the patient. The defects cause the drainage of the empyema not to be smooth, and the liquid in the empyema cavity can not be completely eliminated, so that the healing effect can not be achieved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a novel thoracic cavity drug injection drainage device to solve the problems.
The utility model provides a technical problem can adopt following technical scheme to realize:
the utility model provides a novel thoracic cavity injection drainage device, includes the drainage tube, its characterized in that, the outer wall of drainage tube floats and is provided with outer gasbag, outer gasbag and one extend external first fill the trachea and be connected, the drainage tube intracavity is provided with a tubule, the tubule with drainage tube formula structure as an organic whole sets up, the drainage tube inner wall is provided with the interior gasbag that is used for preventing the liquid reflux near internal one end, interior gasbag and one extend external second and fill the trachea and be connected, the drainage tube with the internal one end of keeping away from of tubule is provided with the cross valve, wherein first, the second exit end of cross valve respectively with drainage tube and tubule are connected, the third exit end and the injection mouth of cross valve are connected, the fourth exit end and the negative pressure drainage device of cross valve are connected.
In a preferred embodiment of the present invention, the first and second inflation/deflation tubes are connected to the first and second inflation/deflation balloons respectively.
In a preferred embodiment of the present invention, the inner wall of the outer balloon and the outer wall of the drainage tube are in clearance fit.
In a preferred embodiment of the present invention, a ratio between an inner diameter of the thin tube and an inner diameter of the drainage tube is 1:5 to 1: 10.
The utility model discloses when using, four exit ends of cross valve are whole to be closed, and the outer gasbag is located the thorax behind putting into the thorax with the drainage tube distal end, then has adjusted the relative position of drainage tube and outer gasbag for outer gasbag is located the thorax and is closest to external place, inflates to make its inflation to outer gasbag, and outer gasbag pastes and leans on in patient's thorax inside wall department, plays the effect of fixed drainage tube. And then, a third outlet end of the four-way valve is opened, a certain amount of liquid medicine is conveyed into the thoracic cavity through the thin tube by using a medicine injection port of the four-way valve, then the third outlet end of the four-way valve is closed, the inner air sac is inflated to expand so as to prevent the liquid medicine from flowing back into the drainage tube, so that a small amount of liquid medicine flows back into the thin tube, and the error can be ignored. After a certain period of time and after the efficacy of the medicine is exerted and suppuration is generated, the first outlet end and the fourth outlet end of the four-way valve are opened, the inner air sac is deflated, the negative pressure drainage device is opened, and the liquid in the thoracic cavity is conveyed out of the body through the drainage tube.
Due to the adoption of the technical scheme, the beneficial effects of the utility model reside in that: the external airbag is fixed on the body of a patient, so that the fixing mode is very convenient and is not easy to fall off. On the other hand, through the control of four-way valve, can smoothly annotate medicine and wash to the patient, need not separate drainage tube and its connecting device, reduced unnecessary loss of patient and misery. And the utility model discloses still can not take place the phenomenon of drainage tube reflux liquid medicine, improve the liquid medicine utilization ratio.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the novel thoracic drainage device of the present invention.
Fig. 2 is a cross-sectional view a-a of the outer and inner bladders of fig. 1 when not inflated.
Fig. 3 is a schematic view of the inflated outer and inner bladders of fig. 2.
FIG. 4 is a partial sectional view showing the outer wall of the drainage tube engaged with the second inflation/deflation tube.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further explained below.
Referring to fig. 1 to 4, the novel thoracic cavity drug injection drainage device includes a drainage tube 100, an outer balloon 200 is floatingly disposed on an outer wall of the drainage tube 100, the outer balloon 200 is connected to a first inflation/deflation tube 210 extending out of the body, and a first inflation/deflation balloon 220 is disposed at a distal end of the first inflation/deflation tube 210. The inner wall of the outer air bag 200 is in clearance fit with the outer wall of the drainage tube 100, so that before the outer air bag 200 is not inflated, the first inflation and deflation tube 210 can be used for pulling the outer air bag 200 so as to change the position of the outer air bag 200, and after inflation, the inner wall of the outer air bag 200 is pressed to fix the drainage tube 100.
A thin tube 300 is arranged in the cavity of the drainage tube 100, the thin tube 300 and the drainage tube 100 are arranged in an integrated structure, the ratio of the inner diameter of the thin tube 300 to the inner diameter of the drainage tube 100 is 1: 5-1: 10, and the ratio of the inner diameter of the thin tube 300 to the inner diameter of the drainage tube 100 in the embodiment is 1: 10.
An inner air sac 400 for preventing liquid from flowing back is arranged at one end of the inner wall of the drainage tube 100 close to the inside of the body, the inner air sac 400 is connected with a second inflation and deflation tube 410 extending out of the body, a second inflation and deflation air sac 420 is arranged at the far end of the second inflation and deflation tube 410, the middle part of the second inflation and deflation tube 410 can be integrally fixed on the inner wall of the drainage tube 100, a small hole for the second inflation and deflation tube 410 to extend out is arranged on the outer wall of the drainage tube 100, and the small hole is in sealing fit with the second inflation and deflation.
A four-way valve 500 is arranged at one end of the drainage tube 100 and the tubule 300 far away from the body, wherein the first and second outlet ends of the four-way valve 500 are respectively connected with the drainage tube 100 and the tubule 300, the third outlet end of the four-way valve 500 is connected with a drug injection port 600, and the fourth outlet end of the four-way valve 500 is connected with a negative pressure drainage device 700.
The working principle of the utility model is as follows:
when the thoracic drainage device is used, the four outlet ends of the four-way valve 500 are all closed, the outer air bag 200 is positioned in the thoracic cavity after the far end of the drainage tube 100 is placed in the thoracic cavity, then the relative positions of the drainage tube 100 and the outer air bag 200 are adjusted, so that the outer air bag 200 is positioned at the position, closest to the outside of the thoracic cavity, the outer air bag 200 is inflated to expand the outer air bag, and the outer air bag 200 is attached to the inner side wall of the thoracic cavity of a patient. Then the third outlet end of the four-way valve 500 is opened, a certain amount of liquid medicine is injected and conveyed into the thoracic cavity through the thin tube 300 by using the medicine injection port 600 of the four-way valve 500, then the third outlet end of the four-way valve 500 is closed, at the moment, the inner air sac 400 is inflated to expand to prevent the liquid medicine from flowing back into the drainage tube 100, and if a small amount of liquid medicine flows back into the thin tube 300, the error can be ignored. After a certain period of time, after the medicinal effect is exerted and suppuration is generated, the first and fourth outlet ends of the four-way valve 500 are opened, the inner air sac 400 is deflated, the negative pressure drainage device 700 is opened, and the liquid in the thoracic cavity is delivered to the outside of the body through the drainage tube 100.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a novel thoracic cavity injection drainage device, includes the drainage tube, its characterized in that, the outer wall of drainage tube floats and is provided with outer gasbag, outer gasbag and one extend external first fill the trachea and be connected, the drainage tube intracavity is provided with a tubule, the tubule with drainage tube formula structure as an organic whole sets up, the drainage tube inner wall is provided with the interior gasbag that is used for preventing the liquid reflux near internal one end, interior gasbag and one extend external second and fill the trachea and be connected, the drainage tube with the internal one end of keeping away from of tubule is provided with the cross valve, wherein first, the second exit end of cross valve respectively with drainage tube and tubule are connected, the third exit end and the injection mouth of cross valve are connected, the fourth exit end and the negative pressure drainage device of cross valve are connected.
2. The novel thoracic cavity drug injection drainage device of claim 1, wherein the first and second inflation/deflation tubes are connected to the first and second inflation/deflation balloons, respectively.
3. The novel thoracic cavity infusion drainage device of claim 1 wherein the inner wall of said outer bladder is in clearance fit with the outer wall of said drain tube.
4. The novel thoracic cavity drug injection drainage device of claim 1, wherein the ratio of the inner diameter of the thin tube to the inner diameter of the drainage tube is 1: 5-1: 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920175217.4U CN210131158U (en) | 2019-01-31 | 2019-01-31 | Novel thoracic cavity medicine injection and drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920175217.4U CN210131158U (en) | 2019-01-31 | 2019-01-31 | Novel thoracic cavity medicine injection and drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210131158U true CN210131158U (en) | 2020-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920175217.4U Expired - Fee Related CN210131158U (en) | 2019-01-31 | 2019-01-31 | Novel thoracic cavity medicine injection and drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210131158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663157A (en) * | 2019-01-31 | 2019-04-23 | 上海市肺科医院 | A kind of novel intrapleural injection drainage device |
-
2019
- 2019-01-31 CN CN201920175217.4U patent/CN210131158U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663157A (en) * | 2019-01-31 | 2019-04-23 | 上海市肺科医院 | A kind of novel intrapleural injection drainage device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200310 Termination date: 20210131 |