CN209790486U - Abdominal drainage device - Google Patents
Abdominal drainage device Download PDFInfo
- Publication number
- CN209790486U CN209790486U CN201920220867.6U CN201920220867U CN209790486U CN 209790486 U CN209790486 U CN 209790486U CN 201920220867 U CN201920220867 U CN 201920220867U CN 209790486 U CN209790486 U CN 209790486U
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- water inlet
- suction
- pipe
- tube
- convex ring
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Abstract
The utility model relates to an abdominal drainage device, which comprises a water inlet pipe and a suction pipe, wherein the water inlet pipe comprises a water inlet outer pipe and a water inlet inner pipe; the water inlet inner pipe is arranged in the water inlet outer pipe; the suction tube comprises a suction outer tube and a suction inner tube, and the suction inner tube is arranged in the suction outer tube; the near end of the water inlet outer pipe is connected with the near end of the suction outer pipe and isolated from the near end of the suction outer pipe; the outer wall of the water inlet inner pipe is provided with an annular first convex ring which is connected with the inner wall of the water inlet outer pipe through threads; the outer wall of the suction inner tube is provided with an annular second convex ring which is connected with the inner wall of the suction outer tube through threads; a plurality of water inlet holes are respectively formed in the side walls of the near ends of the water inlet inner pipe and the water inlet outer pipe; the side wall of the near end part of the suction outer tube is provided with a plurality of suction outer holes, and the side wall of the near end part of the suction inner tube is provided with or not provided with a suction inner hole; the utility model discloses can effectively guarantee the unobstructed of pipeline, promote lavage and drainage on the whole drainage region maximum range, improve the drainage effect.
Description
Technical Field
The utility model relates to a medical appliance, in particular to a device suitable for abdominal drainage, in particular to an abdominal drainage device.
Background
In abdominal contamination surgery, such as severe pancreatitis, necrosis infection drainage, intestinal fistula drainage, intestinal resection and intestinal anastomosis, a drainage tube is often required to be placed after the surgery. At present, the drainage tube placed in the operation is mainly a straight single-hole or multi-hole latex drainage tube, and a silica gel negative pressure flushing tube is also placed, but the problems of limited drainage area and effect, displacement of the drainage tube, physical damage to local tissues caused by the internal end of the drainage tube and the like generally exist, the treatment effect is influenced, and damage is easily caused. Accordingly, there is a need for improved drainage devices to better meet the needs of treatment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an abdominal cavity drainage device to the problem that exists at present in the aspect of the abdominal surgery operation, can guarantee the unobstructed of pipeline, promote lavage and drainage on the biggest scope in whole drainage region to improve drainage effect, reduce the relevant damage of drainage treatment.
The technical scheme of the utility model is that:
An abdominal cavity drainage device comprises a water inlet pipe and a suction pipe, wherein the water inlet pipe comprises a water inlet outer pipe and a water inlet inner pipe; the water inlet inner pipe is arranged in the water inlet outer pipe and can rotate freely; the suction tube comprises a suction outer tube and a suction inner tube, and the suction inner tube is arranged in the suction outer tube and can rotate freely; the near end of the water inlet outer pipe is connected with the near end of the suction outer pipe and isolated from the near end of the suction outer pipe; the proximal end of the water inlet inner tube and the proximal end of the suction inner tube are both open; the outer wall of the water inlet inner pipe is provided with an annular first convex ring, and the first convex ring is connected with the inner wall of the water inlet outer pipe through threads; the outer wall of the suction inner tube is provided with an annular second convex ring, and the second convex ring is connected with the inner wall of the suction outer tube through threads; a plurality of water inlet inner holes are formed in the side wall of the near end of the water inlet inner pipe, and a plurality of water inlet outer holes are formed in the side wall of the near end of the water inlet outer pipe; the side wall of the near end part of the suction outer tube is provided with a plurality of suction outer holes, and the side wall of the near end part of the suction inner tube is provided with or not provided with a suction inner hole; the far end of the water inlet inner pipe is connected with a water injection device; the far end of the suction inner tube is connected with a negative pressure device.
Further, the outer diameter of the water inlet outer pipe is smaller than that of the suction outer pipe; and a connecting part is arranged between the water inlet outer pipe and the suction outer pipe, is in a cone frustum shape and is made of soft silica gel.
furthermore, the first convex ring is positioned in the middle of the water inlet inner pipe, and the outer edge of the first convex ring is provided with threads; a first thread section corresponding to the first convex ring is arranged on the inner wall of the middle part of the water inlet outer pipe; the length of the first thread section is larger than the thickness of the first convex ring, so that the first convex ring can move back and forth along the first thread section, and the water inlet inner pipe is prevented from being separated from the water inlet outer pipe.
Further, the second convex ring is positioned at the distal end part of the suction inner tube; a second thread section corresponding to the second convex ring is arranged on the inner wall of the far end of the suction outer tube; the length of the second thread section is larger than the thickness of the second convex ring and extends to the far end of the suction outer tube, so that the second convex ring can move along the second thread section until the second thread section is separated, and the suction inner tube can be separated from the suction outer tube.
Furthermore, the water inlet outer holes and the water inlet inner holes are arranged in a multi-row axial direction; the number of rows of the water inlet outer holes is more than that of the water inlet inner holes.
Furthermore, the gap between the water inlet inner pipe and the water inlet outer pipe and the gap between the suction inner pipe and the suction outer pipe are both 1-2 mm.
The utility model has the advantages that:
The utility model relates to a rationally, simple structure, convenient to use can effectively guarantee the unobstructed of pipeline, promotes lavage and drainage on the whole drainage region maximum scope to improve the drainage effect. Meanwhile, a sinus passage can be formed, so that the drainage device is greatly convenient to replace, and the medical quality and efficiency are improved.
Drawings
Fig. 1 is a schematic cross-sectional view of the present invention.
Wherein: 1-water inlet inner pipe; 2-water inlet outer pipe; 3-a first convex ring; 4-water inlet outer holes; 5-water inlet inner hole; 6-a connecting part; 7-suction outer holes; 8-suction of the inner hole; 9-attracting the outer tube; 10-a second convex ring; 11-attract inner tube.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1.
An abdominal cavity drainage device comprises a water inlet pipe and a suction pipe, wherein the water inlet pipe comprises a water inlet outer pipe 1 and a water inlet inner pipe 2; the water inlet inner pipe 1 is arranged in the water inlet outer pipe 2 and can rotate freely. The suction tube includes an outer suction tube 9 and an inner suction tube 11, and the inner suction tube 11 is disposed in the outer suction tube 9 and is rotatable. Preferably, the gap between the water inlet inner pipe 1 and the water inlet outer pipe 2 and the gap between the suction inner pipe 11 and the suction outer pipe 9 are both 1-2 mm. And simultaneously, the utility model discloses can design for different specifications, and right the clearance carries out corresponding adjustment, makes it satisfy the needs that use.
The outer diameter of the water inlet outer tube 2 is smaller than the outer diameter of the suction outer tube 9. Generally, the thickness of the water inlet outer pipe 2 is 12-16F, and the thickness of the suction outer pipe 9 is 28-30F, wherein 1F represents the diameter of the water inlet outer pipe is about 0.33 mm. A connecting part 6 is arranged between the water inlet outer pipe 2 and the suction outer pipe 9. The connecting part 6 is in a cone frustum shape and made of soft silica gel, so that the water inlet outer pipe 2 and the suction outer pipe 9 are connected smoothly and separated from each other. Meanwhile, the water inlet outer tube 2 and the suction outer tube 9 can be twisted properly, so that the operation is convenient. The proximal end of the water inlet inner tube 1 and the proximal end of the suction inner tube 11 are both open.
The middle part of the water inlet inner pipe 1 is provided with a first convex ring 3 surrounding the outer wall of the water inlet inner pipe, and the outer edge of the water inlet inner pipe is provided with threads; a first thread section corresponding to the first convex ring 3 is arranged on the inner wall of the middle part of the water inlet outer pipe 2; the length of the first thread section is larger than the thickness of the first convex ring 3, so that the first convex ring 3 can move back and forth along the first thread section, the water inlet inner pipe 1 is driven to move back and forth, and the water inlet inner pipe 1 can be prevented from being separated from the water inlet outer pipe 2. Preferably, the length of the outer water inlet pipe 2 is about 20cm, and the proximal end of the inner water inlet pipe 1 is 2-3cm away from the proximal end of the outer water inlet pipe 2.
Preferably, the water inlet outer holes 4 and the water inlet inner holes 5 are arranged in a multi-row axial direction, the number of holes in each row is the same or different, the water inlet outer holes 4 are 6 rows, the water inlet inner holes 5 are 3 rows, the arrangement distance of the two holes is matched with the thread pitch of the first thread section, namely, when the first convex ring moves 1.5 or 0.5 thread pitches, the water inlet inner holes 5 and the water inlet outer holes 4 are staggered with each other, the water inlet range and the water inlet amount are changed, the water inlet inner holes 4 and the water inlet outer holes 5 are 4-8 in each row, the hole diameter of the water inlet outer holes 4 is equal to the circumference length of the water inlet inner holes 1/16 ~ 1/8 of the water inlet outer tubes 2, and the circumference length of the water inlet inner tubes 1/16 ~ 1/8 is equal to the circumference length of the water inlet inner tubes of the water inlet outer tubes 2.
A second convex ring 10 surrounding the outer wall is arranged at the far end part of the suction inner tube 11, and a second thread section corresponding to the second convex ring 10 is arranged on the inner wall of the far end of the suction outer tube 11; the length of the second thread section is greater than the thickness of the second convex ring 10, and extends to the far end of the suction outer tube 9, so that the second convex ring 10 can move along the second thread section until being separated from the second thread section, and therefore, the suction inner tube 11 can move back and forth in the suction outer tube 9 and can be separated from the suction outer tube 9, and drainage operation is more convenient. The side wall of the near end part of the suction outer tube 9 is provided with a suction outer hole 7, the side wall of the near end part of the suction inner tube 11 is provided with a suction inner hole 8, and drainage can be realized after the two parts are correspondingly communicated. When the inner suction pipe 11 moves back and forth, the position between the inner suction hole 8 and the outer suction hole 7 can be changed, so that the suction range can be adjusted, and the occurrence of events such as unsmooth drainage caused by the mutual adhesion and blockage of the inner suction pipe 11 and the outer suction pipe 9 can be prevented. The outer suction holes 7 and the inner suction holes 8 may be uniformly arranged along the circumference of the tube so as to secure a suction effect. Preferably, the outer suction holes 7 are arranged in 8 to 10 rows, 4 to 6 in each row, and have a hole diameter of about 1/8 times the circumference of the outer suction tube 9. The suction holes 8 are arranged in 6-8 rows of 4-6 holes, and the hole diameter is about 1/8 of the circumference of the suction inner tube 11. Alternatively, the proximal end of the suction inner tube 11 may be filled with a medical sponge material in the proximal port without providing the suction inner hole 8, and suction may be performed by the sponge material.
The far end of the water inlet inner pipe 1 extends out of the water inlet outer pipe 2 and is connected with a water injection device so as to inject medicines such as flushing liquid and the like; the far end of the suction inner tube 11 also extends out of the suction outer tube 9 and can be connected with a negative pressure device for drainage under the action of negative pressure. The distal end portion of intaking inner tube 1 and attraction inner tube 11 all is equipped with the scale, can for the distal end port of intaking outer tube 2 or attraction outer tube 9 shows the degree that stretches into respectively into intaking outer tube 2 or attraction outer tube 9, makes the operation more convenient.
The utility model discloses a use method does: in operation, the device is placed in the body of a patient, and the distal end of the water inlet outer tube and the distal end of the suction outer tube are respectively fixed in different areas of the abdomen of the patient after being pulled out through the skin. Then, the distal end of the inner water inlet tube is connected to a water injector, and a flushing fluid or the like is injected into the patient, and the injection amount is adjusted by rotating the inner water inlet tube. When drainage is needed, the far end of the suction inner tube is connected with a negative pressure device, dirt in a human body is led out under the action of negative pressure, the positions of a near end opening of the suction inner tube and the near end of the suction outer tube can be changed by rotating the suction inner tube, and the suction force and the drainage area are adjusted. From this, the utility model discloses can run through whole focus region, form offset and unobstructed drainage, avoid the internal end to become the cecum, reduce in the past the internal cecum because of the tissue damage that physical property factor caused to can stop the drainage tube and shift and drop. Meanwhile, a sinus passage can be formed to facilitate the replacement of the drainage device, namely, a guide wire is arranged on the water inlet outer tube of the original drainage device, then the original suction outer tube is pulled out from the far end of the suction outer tube until the water inlet inner tube and the guide wire are completely removed out of the body, the guide wire is arranged at the far end of the water inlet inner tube of a new drainage device, and the guide wire is placed back to the original position or the target position according to the sinus passage under the traction of the guide wire, thereby greatly facilitating the replacement operation.
The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.
Claims (6)
1. An abdominal cavity drainage device comprises a water inlet pipe and a suction pipe, and is characterized in that the water inlet pipe comprises a water inlet outer pipe and a water inlet inner pipe; the water inlet inner pipe is arranged in the water inlet outer pipe and can rotate freely; the suction tube comprises a suction outer tube and a suction inner tube, and the suction inner tube is arranged in the suction outer tube and can rotate freely; the near end of the water inlet outer pipe is connected with the near end of the suction outer pipe and isolated from the near end of the suction outer pipe; the proximal end of the water inlet inner tube and the proximal end of the suction inner tube are both open; the outer wall of the water inlet inner pipe is provided with an annular first convex ring, and the first convex ring is connected with the inner wall of the water inlet outer pipe through threads; the outer wall of the suction inner tube is provided with an annular second convex ring, and the second convex ring is connected with the inner wall of the suction outer tube through threads; a plurality of water inlet inner holes are formed in the side wall of the near end of the water inlet inner pipe, and a plurality of water inlet outer holes are formed in the side wall of the near end of the water inlet outer pipe; the side wall of the near end part of the suction outer tube is provided with a plurality of suction outer holes, and the side wall of the near end part of the suction inner tube is provided with or not provided with a suction inner hole; the far end of the water inlet inner pipe is connected with a water injection device; the far end of the suction inner tube is connected with a negative pressure device.
2. the abdominal drainage device of claim 1, wherein the outer diameter of the water intake outer tube is smaller than the outer diameter of the suction outer tube; and a connecting part is arranged between the water inlet outer pipe and the suction outer pipe, is in a cone frustum shape and is made of soft silica gel.
3. The abdominal drainage device according to claim 1, wherein the first convex ring is positioned in the middle of the water inlet inner tube, and the outer edge of the first convex ring is provided with threads; a first thread section corresponding to the first convex ring is arranged on the inner wall of the middle part of the water inlet outer pipe; the length of the first thread section is larger than the thickness of the first convex ring, so that the first convex ring can move back and forth along the first thread section, and the water inlet inner pipe is prevented from being separated from the water inlet outer pipe.
4. The abdominal drainage device of claim 1, wherein the second bead is located at a distal end of the aspiration inner tube; a second thread section corresponding to the second convex ring is arranged on the inner wall of the far end of the suction outer tube; the length of the second thread section is larger than the thickness of the second convex ring and extends to the far end of the suction outer tube, so that the second convex ring can move along the second thread section until the second thread section is separated, and the suction inner tube can be separated from the suction outer tube.
5. The abdominal drainage device of claim 1, wherein the water inlet external apertures and the water inlet internal apertures are all arranged axially in a plurality of rows; the number of rows of the water inlet outer holes is more than that of the water inlet inner holes.
6. The abdominal drainage device according to claim 1, wherein the gap between the inner water inlet tube and the outer water inlet tube, and the gap between the inner suction tube and the outer suction tube are both 1-2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920220867.6U CN209790486U (en) | 2019-02-21 | 2019-02-21 | Abdominal drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920220867.6U CN209790486U (en) | 2019-02-21 | 2019-02-21 | Abdominal drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209790486U true CN209790486U (en) | 2019-12-17 |
Family
ID=68822501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920220867.6U Expired - Fee Related CN209790486U (en) | 2019-02-21 | 2019-02-21 | Abdominal drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209790486U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109621040A (en) * | 2019-02-21 | 2019-04-16 | 李刚 | A kind of abdominal drainage device |
-
2019
- 2019-02-21 CN CN201920220867.6U patent/CN209790486U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109621040A (en) * | 2019-02-21 | 2019-04-16 | 李刚 | A kind of abdominal drainage device |
| CN109621040B (en) * | 2019-02-21 | 2024-06-21 | 李刚 | Abdominal cavity 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 |
Granted publication date: 20191217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |