CN216169091U - Abdominal cavity drainage double cannula easy to wash - Google Patents
Abdominal cavity drainage double cannula easy to wash Download PDFInfo
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- CN216169091U CN216169091U CN202122118936.2U CN202122118936U CN216169091U CN 216169091 U CN216169091 U CN 216169091U CN 202122118936 U CN202122118936 U CN 202122118936U CN 216169091 U CN216169091 U CN 216169091U
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- cleaner
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Abstract
The utility model discloses an easily-flushed abdominal drainage double cannula, and belongs to the technical field of medical instruments. An easily-washed abdominal cavity drainage double-cannula comprises an outer cannula and an inner core tube; the inner core tube is arranged inside the outer sleeve, and a drainage cavity is formed between the outer sleeve and the inner core tube; one end of the outer sleeve is provided with a drainage hole, and one end of the inner core tube is provided with an inner hole; the end of the inner core pipe with the inner hole is also provided with a cleaner, the outer wall of the cleaner is abutted against the inner wall of the outer sleeve, and the cleaner can be driven to move and scrape in the outer sleeve by pulling the inner core pipe. According to the utility model, the cleaner is arranged, the outer wall of the cleaner is attached to the inner wall of the outer sleeve, when the drainage tube is blocked, the inner core tube is pulled to drive the cleaner to move and scrape in the outer sleeve, so that the blocked human tissue is dredged and flushed, the aim of flushing is achieved, the drainage tube does not need to be replaced, the operation is more convenient, and meanwhile, the wound surface of a patient is not damaged secondarily.
Description
Technical Field
The utility model belongs to the technical field of medical instruments, and particularly relates to an easily-flushed abdominal drainage double-cannula.
Background
During abdominal surgery, a drainage double cannula is inserted into the abdominal wall of a patient to drain the effusion from the abdominal cavity of the patient.
But in the drainage double-cannula drainage process, human tissues can be mixed in the effusion of the abdominal cavity, and the human tissues are accumulated in the drainage double-cannula after long-time negative pressure drainage, so that the drainage tube is blocked, and the condition that the drainage tube cannot be washed cleanly appears. At present, the condition that this kind of drainage tube blockked up should all be the mode of taking the drainage tube that the plug changed new, but this kind of mode is because sinus on the belly is not complete shaping can grow, leads to when the secondary inserts the drainage tube, drainage tube offset can appear, leads to the hydrops drainage effect in the abdominal cavity not good, and the secondary alternates the drainage tube simultaneously and can lead to the fact the secondary damage to the patient surface of a wound.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an easily-flushed abdominal drainage double-cannula, which can quickly flush human tissues blocked in a drainage tube without plugging and unplugging the drainage tube for replacement, is more convenient to operate, achieves the aim of convenient flushing, and does not cause secondary damage to the wound surface of a patient.
The utility model relates to an easily-flushed abdominal drainage double-cannula, which comprises an outer cannula and an inner core tube; the inner core tube is arranged inside the outer sleeve, and a drainage cavity is formed between the outer sleeve and the inner core tube; one end of the outer sleeve is provided with a drainage hole, and one end of the inner core tube is provided with an inner hole; the end of the inner core pipe with the inner hole is also provided with a cleaner, the outer wall of the cleaner is abutted against the inner wall of the outer sleeve, and the cleaner can be driven to move and scrape in the outer sleeve by pulling the inner core pipe.
As a further improvement of the utility model, the cleaner is a conical block, the horizontal end surface on the conical block is fixedly connected with one end of the inner core tube, and the outer wall of the conical block is abutted against the inner wall of the outer sleeve.
As a further improvement of the utility model, the outer wall of the conical block is also provided with a plurality of notches.
As a further improvement of the utility model, one end of the outer sleeve, which is far away from the drainage hole, is provided with a threaded connection male head, one end of the inner core tube, which is far away from the inner hole, is provided with a nut connection female head, and the outer sleeve and the inner core tube are fixedly connected with each other through the threaded connection male head and the nut connection female head in a threaded manner.
As a further improvement of the utility model, one end of the outer sleeve pipe far away from the drainage hole is also connected with a water flushing head.
As a further improvement of the utility model, a self-closing valve is arranged in the drainage hole.
As a further improvement of the utility model, the cleaner comprises an air bag, a connecting pipe and an inflation inlet; the connecting pipe is arranged in the inner core pipe, and the inlet and the outlet of the connecting pipe are respectively communicated with the inflation inlet and the air bag; the air bag is arranged at one end with a drainage hole in the drainage cavity; the inflation inlet passes through the outer wall of the inner core pipe and extends out of the inner core pipe.
As a further improvement of the utility model, the outer wall of the air bag is also provided with a diversion trench.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the cleaner is arranged, the outer wall of the cleaner is attached to the inner wall of the outer sleeve, when the drainage tube is blocked, the inner core tube is only required to be pulled to drive the cleaner to move and scrape in the outer sleeve, so that the blocked human tissue is flushed and dredged, the aim of convenient flushing is achieved, the drainage tube does not need to be replaced, the operation is more convenient, and meanwhile, the wound surface of a patient cannot be damaged secondarily;
the cleaning device comprises the air bag, the connecting pipe and the inflating port, the air bag is inflated through the inflating port, the air bag is expanded in the drainage cavity to be abutted against the outer sleeve, and then the air bag is pulled to clean up the blockage in the drainage cavity, so that the anti-blockage purpose is realized. Through the gasbag that can contract inflation, under the state that does not expand, it is small, it is more convenient to get into the drainage chamber, adopts the expanded mode of blowing simultaneously, can both make gasbag outer wall and outer tube inner wall closely laminate when pulling the gasbag clearance plug at every turn, can not appear wearing and tearing lead to laminating inseparable, and the condition that influences purger clearance effect appears. Meanwhile, the diversion trench is further formed in the outer wall of the air bag, so that liquid in the drainage cavity can pass through the diversion trench conveniently in the air bag pulling process, and the purpose of facilitating air bag pulling is achieved.
2. The drainage tube cleaning device adopts the conical block as the cleaning device, and the conical head on the conical block can play a role in guiding the cleaning device and the inner core tube to penetrate into the outer sleeve, so that the drainage tube is convenient to install. Meanwhile, the notch is formed in the conical block, so that when the conical block is pulled to clean a blockage in the drainage cavity, liquid in the drainage tube can penetrate through the conical block, and the cleaner can be conveniently pulled.
3. According to the utility model, the outer sleeve is provided with the threaded connection male head, the inner core tube is provided with the nut connection female head, and the outer sleeve and the inner core tube are connected in a dismounting way through the threaded connection male head and the nut connection female head in a threaded manner.
4. According to the drainage tube, the drainage tube is connected with the water flushing head, the water flushing head can be connected with the normal saline bag, normal saline is injected into the drainage cavity, the blockage of the drainage cavity is flushed, and the flushing function of the drainage tube is further increased.
5. According to the utility model, the self-closing valve is arranged in the drainage hole, the self-closing valve has a one-way passing function, accumulated liquid in the abdominal cavity can penetrate through the self-closing valve and enter the drainage cavity, but physiological saline in the drainage cavity cannot penetrate through the self-closing valve and enter the abdominal cavity, so that the isolation effect can be achieved, and thus, the physiological saline can conveniently wash a blockage in the drainage cavity.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the outer sleeve structure of the present invention;
FIG. 3 is a schematic view of an inner core tube structure of the present invention;
FIG. 4 is a schematic view of a conical block structure of the present invention;
FIG. 5 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 6 is a schematic structural view of the balloon of the present invention in an inflated state;
fig. 7 is a schematic view of the structure of the balloon of the present invention.
The reference numbers in the figures illustrate:
1. an outer sleeve; 101. a drainage hole; 1011. self-closing a living valve; 102. the male head is connected through screw threads; 103. a water flushing head; 2. an inner core tube; 201. an inner bore; 202. the nut is connected with the female head; 3. a drainage lumen; 4. a washer; 401. a conical block; 4011. a notch; 402. an air bag; 4021. a diversion trench; 403. connecting pipes; 404. an inflation inlet.
Detailed Description
The first embodiment is as follows: referring to fig. 1-4, an easily-flushed dual drainage cannula for abdominal cavity comprises an outer cannula 1 and an inner core tube 2; the inner core tube 2 is arranged inside the outer sleeve 1, and a drainage cavity 3 is formed between the outer sleeve 1 and the inner core tube 2; one end of the outer sleeve 1 is provided with a drainage hole 101, and one end of the inner core tube 2 is provided with an inner hole 201; the end of the inner core tube 2 with the inner hole 201 is also provided with a cleaner 4, the outer wall of the cleaner 4 is abutted against the inner wall of the outer sleeve 1, and the cleaner 4 can be driven to move and scrape in the outer sleeve 1 by pulling the inner core tube 2. The cleaner 4 is a conical block 401, a horizontal end face on the conical block 401 is fixedly connected with one end of the inner core tube 2, and the outer wall of the conical block 401 is abutted against the inner wall of the outer sleeve 1. The outer wall of the conical block 401 is further provided with a plurality of notches 4011. The outer wall of the cleaner 4 is attached to the inner wall of the outer sleeve 1, when the drainage tube is blocked, the inner core tube 2 is pulled to drive the cleaner 4 to move and scrape the inner wall of the outer sleeve 1, so that the blocked human tissue is dredged and washed without replacing the drainage tube, the operation is more convenient, and secondary damage to the wound surface of a patient is avoided. Adopt conical block 401 as purger 4, the cone head on the conical block 401 can play the effect of direction in penetrating purger 4 and inner core pipe 2 in outer tube 1 to reach and make things convenient for the drainage tube to install the effect. The notch 4011 can make the liquid in the drainage tube pass through the conical block 401 when the conical block 401 is pulled to clean the blockage in the drainage cavity 3, thereby facilitating the pulling of the cleaner 4.
Referring to fig. 2-3, a threaded male connector 102 is mounted at one end of the outer sleeve 1 away from the drainage hole 101, a nut female connector 202 is mounted at one end of the inner core tube 2 away from the inner hole 201, and the outer sleeve 1 and the inner core tube 2 are fixed by the threaded male connector 102 and the nut female connector 202 in a threaded manner. The outer sleeve 1 and the inner core tube 2 are detached, connected and fixed.
Referring to fig. 2, a water flushing head 103 is connected to one end of the outer sleeve 1 far away from the drainage hole 101. The water flushing head 103 can be connected with a labor-saving saline injection bag, and the physiological saline is injected into the drainage cavity 3 to be washed, and meanwhile, the accumulated liquid in the abdominal cavity can penetrate through the self-sealing valve 1011 to enter the drainage cavity 3 from the one-way passing characteristic of the self-sealing valve 1011, and the physiological saline cannot penetrate through the self-sealing valve 1011 to enter the abdominal cavity, so that the isolation effect is achieved, and the washing effect of the physiological saline on the blockage in the drainage cavity 3 is increased.
In the utility model, firstly, the inner core tube 2 driving the conical block 401 penetrates into the outer sleeve 1, the inner core tube 2 and the outer sleeve 1 are fixed by matching the threaded connection male head 102 and the nut connection female head 202, thus completing the fixation of the drainage double sleeve, then one end of the drainage tube with the drainage hole 101 is inserted into the sinus on the abdominal wall and enters the abdominal cavity, the other end of the inner core tube 2 is connected with a negative pressure device, the pressure in the inner core tube 2 is reduced, the effusion in the abdominal cavity passes through the self-sealing valve membrane 1011 under the action of the pressure and enters the drainage cavity 3, passes through the inner hole 201 and enters the inner core tube 2, and finally flows out from the other end of the inner core tube 2, thus realizing the drainage function. In-process at the drainage, the human tissue of mixing in the abdominal cavity hydrops can enter into drainage chamber 3 and pile up and form the jam, after carrying out a period of drainage, be connected normal saline injection bag and wash water hole, thereby laborsaving salt solution erodees drainage chamber 3, female 202 is connected to the nut of rotating again, contact outer tube 1 and inner tube 2's threaded connection, outside pulling inner tube 2, thereby drive toper piece 401 and remove outward mutually, will pile up the tissue deposit in drainage chamber 3 through the conical duct and take out outer tube 1, thereby reach the purpose that conveniently washes, and easy operation, need not the plug drainage tube and change, can not cause the secondary damage to the patient's surface of a wound.
The second embodiment participates in fig. 5 to 7, and the present embodiment is different from the first embodiment in the structure of the cleaning device 4, and the specific difference is that: the washer 4 includes an air bag 402, a connecting tube 403 and an inflation port 404; the connecting pipe 403 is arranged in the inner core pipe 2, and the inlet and the outlet of the connecting pipe 403 are respectively communicated with the inflating port 404 and the air bag 402; the air bag 402 is arranged at one end of the drainage cavity 3 with the drainage hole 101; the air charging port 404 extends out of the inner core tube 2 through the outer wall of the inner core tube 2. The outer wall of the air bag 402 is also provided with a diversion trench 4021. Firstly, the air cylinder and the connecting rod are placed in the inner core tube 2, when the accumulated objects in the drainage cavity 3 need to be cleaned, the air bag 402 is inflated through the inflation hole, so that the air bag 402 is expanded and enlarged, the outer wall of the air bag 402 is abutted against the inner wall of the outer sleeve 1, then the inner core tube 2 and the air bag 402 are pulled, and the human tissue accumulated in the drainage cavity 3 is taken out of the outer sleeve 1 by rubbing the air bag 402 against the inner wall of the outer sleeve 1. Gasbag 402 is under the not expanded state, and is small, and it is more convenient to get into drainage chamber 3, adopts the expanded mode of blowing simultaneously, can both make gasbag 402 outer wall and the inseparable laminating of outer tube 1 inner wall when pulling gasbag 402 clearance plug at every turn, can not appear wearing and tearing lead to laminating inseparable, and the condition that influences 4 cleaning effects of purgers appears.
Claims (2)
1. The utility model provides an easy abluent abdominal cavity drainage double cannula which characterized in that: comprises an outer sleeve (1) and an inner core tube (2);
the inner core tube (2) is arranged inside the outer sleeve (1), and a drainage cavity (3) is formed between the outer sleeve (1) and the inner core tube (2);
one end of the outer sleeve (1) is provided with a drainage hole (101), and one end of the inner core pipe (2) is provided with an inner hole (201);
a cleaner (4) is further arranged at one end of the inner core pipe (2) with the inner hole (201), the outer wall of the cleaner (4) is abutted against the inner wall of the outer sleeve (1), and the cleaner (4) can be driven to move, cut and rub in the outer sleeve (1) by pulling the inner core pipe (2);
the cleaner (4) comprises an air bag (402), a connecting pipe (403) and an inflating port (404);
the connecting pipe (403) is arranged in the inner core pipe (2), and the inlet and the outlet of the connecting pipe (403) are respectively communicated with the inflating port (404) and the air bag (402);
the air bag (402) is arranged at one end of the drainage cavity (3) with the drainage hole (101);
the air charging port (404) penetrates through the outer wall of the inner core pipe (2) and extends out of the inner core pipe (2).
2. The easily flushed dual cannula for peritoneal drainage of claim 1, wherein: the outer wall of the air bag (402) is also provided with a diversion trench (4021).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122118936.2U CN216169091U (en) | 2021-09-03 | 2021-09-03 | Abdominal cavity drainage double cannula easy to wash |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122118936.2U CN216169091U (en) | 2021-09-03 | 2021-09-03 | Abdominal cavity drainage double cannula easy to wash |
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Publication Number | Publication Date |
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CN216169091U true CN216169091U (en) | 2022-04-05 |
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CN202122118936.2U Active CN216169091U (en) | 2021-09-03 | 2021-09-03 | Abdominal cavity drainage double cannula easy to wash |
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2021
- 2021-09-03 CN CN202122118936.2U patent/CN216169091U/en active Active
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