CN211327228U - Negative pressure flushing drainage tube - Google Patents
Negative pressure flushing drainage tube Download PDFInfo
- Publication number
- CN211327228U CN211327228U CN201922334839.XU CN201922334839U CN211327228U CN 211327228 U CN211327228 U CN 211327228U CN 201922334839 U CN201922334839 U CN 201922334839U CN 211327228 U CN211327228 U CN 211327228U
- Authority
- CN
- China
- Prior art keywords
- pipe
- tube
- negative pressure
- section
- drainage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- External Artificial Organs (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The utility model discloses a negative pressure flushing drainage tube relates to medical instrument technical field. The drainage device comprises a first through pipe, a second through pipe and a third through pipe, wherein the first through pipe is communicated with an external negative pressure aspirator, a first section of the second through pipe is positioned in a pipe cavity of the first through pipe, a gap is formed between the inner wall of the first section of the first through pipe and the outer wall of the first section of the second through pipe, the gap is used for the circulation of drainage liquid, a second section of the second through pipe is positioned outside the first through pipe, a second section of the second through pipe is used for being communicated with an external flushing liquid supply device, the third through pipe is fixedly connected to the outer wall of the first through pipe, the third through pipe is communicated with the first through pipe, and the third through pipe is communicated with an external air pump; thereby solved among the prior art negative pressure wash the drainage tube under great negative pressure suction, cause the damage of the tissue around the drainage tube and the lumen of drainage tube to block up and lead to washing the not good problem of drainage effect.
Description
Technical Field
The utility model relates to the technical field of medical equipment, more specifically say, relate to a drainage tube is washed to negative pressure.
Background
Biliary and pancreatic leakage are common complications of hepatobiliary-pancreatic surgery, and can cause abdominal infection, severe bleeding, complications and the like if the treatment is not timely performed, and even endanger the life of a patient. The most common and effective treatment method in the treatment of biliary and pancreatic leaks is to continuously wash the abdominal cavity by negative pressure washing drainage tube and negative pressure suction.
At present, a negative pressure flushing drainage tube used clinically is of a double-sleeve structure, one is a flushing tube 7 for flushing a diseased part, and the other is a drainage tube 8 for draining flushed liquid; the damage of the tissues around the drainage tube 8 is inevitably caused in the negative pressure suction, particularly, the omentum tissues or intestinal canal walls are often sucked into the lumen of the drainage tube 8 through the side hole 9 on the drainage tube 8 under the large negative pressure suction, so that the damage of the tissues around the drainage tube 8 is caused, and the flushing drainage effect is poor due to the blockage of the lumen of the drainage tube 8.
Therefore, how to solve the problem that the negative pressure washing drainage tube in the prior art causes damage to the tissues around the drainage tube and blockage of the lumen of the drainage tube under the suction of larger negative pressure, which becomes an important technical problem to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a negative pressure washes the drainage tube and washes the drainage tube in order to solve among the prior art negative pressure and attract down great negative pressure, causes the damage of the tissue around the drainage tube and the lumen of drainage tube to block up and leads to washing the not good technical problem of drainage effect. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a drainage tube is washed to negative pressure, include:
the first through pipe is used for being communicated with an external negative pressure aspirator;
the first section of the second through pipe is positioned in the pipe cavity of the first through pipe, a gap for drainage liquid to pass through is formed between the inner wall of the first section of the first through pipe and the outer wall of the first section of the second through pipe, the second section of the second through pipe is positioned outside the first through pipe, and the second section of the second through pipe is communicated with an external flushing liquid supply device;
the third three-way pipe is fixedly connected to the outer wall of the first through pipe and communicated with the first through pipe, and the third three-way pipe is used for being communicated with an external air pump.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
The three-way pipe is characterized by further comprising a one-way circulation device fixedly connected to the tail end of the second pipe and the tail end of the third pipe respectively, the flow direction of the one-way circulation device on the second pipe is communicated to the second pipe through the one-way circulation device, and the flow direction of the one-way circulation device on the third pipe is communicated to the third pipe through the one-way circulation device.
Furthermore, be provided with a plurality of through-holes and a plurality of on the outer wall of the first section of first siphunculus through-hole evenly distributed is in on the first siphunculus.
Further, the number of the through holes is 4.
Further, the shape of the through hole is circular.
Further, the first through pipe and the third through pipe are of an integrated structure.
Further, the length of the first section of the first tube is greater than or equal to the length of the first section of the second tube.
Further, the one-way circulation device is a one-way valve.
Further, the cross sections of the first through pipe, the second through pipe and the third through pipe are all circular.
Furthermore, the first through pipe, the second through pipe and the third through pipe are all made of silicon rubber.
The technical scheme provided by the application comprises the following beneficial effects:
the utility model provides an among the technical scheme, the drainage tube is washed to negative pressure, including first siphunculus, second siphunculus and third pipe, first siphunculus is linked together with external negative pressure aspirator, the first section of second siphunculus is located the lumen of first siphunculus and is equipped with the clearance between the inner wall of the first section of first siphunculus and the outer wall of the first section of second siphunculus, this clearance is used for supplying the drainage liquid to circulate, the second section of second siphunculus is located outside the first siphunculus and the second section of second siphunculus is used for being linked together with external flush fluid feeding mechanism, third pipe fixed connection is on the outer wall of first siphunculus and the third pipe is linked together with first siphunculus, the third. According to the arrangement, the flushing fluid sprayed by the flushing fluid supply device washes the diseased part in the patient body through the second through pipe, then under the negative pressure suction of the negative pressure suction device, the washed cleaning fluid is drained into the drainage bag through the first through pipe, at the moment, the external air pump generates outward flowing gas, the gas flows to the diseased part in the patient body through the third through pipe and the first through pipe, the flowing direction of the gas generated by the external air pump is opposite to the direction of the negative pressure suction force generated by the external negative pressure suction device, and the two directions reach a dynamic balance, so that the tissue damage and the drainage tube blockage in the continuous negative pressure suction are avoided; thereby solved among the prior art negative pressure wash the drainage tube under great negative pressure suction, cause the damage of the tissue around the drainage tube and the lumen of drainage tube to block up and lead to washing the not good problem of drainage effect.
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 whole negative pressure irrigation drainage tube in the prior art;
FIG. 2 is a schematic structural view of the negative pressure flushing drainage tube in the embodiment of the present invention;
fig. 3 is a schematic structural view of cross sections of the first tube and the second tube of the negative pressure flushing drainage tube in the embodiment of the present invention.
Reference numerals:
1. a first through pipe; 2. a second pipe; 3. a third pipe; 4. a gap; 5. a one-way flow device; 6. a through hole; 7. a flush tube; 8. a drainage tube; 9. side holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The purpose of the present embodiment is to provide a negative pressure irrigation drainage tube, wherein the irrigation fluid ejected from the irrigation fluid supply device flows through the second tube to irrigate the affected part in the patient, and then under the negative pressure suction of the negative pressure suction apparatus, the irrigation fluid after irrigation is drained into the drainage bag through the first tube, at this time, the external air pump generates an outward flowing gas which flows to the affected part in the patient through the third tube and the first tube, the flowing direction of the gas generated by the external air pump is opposite to the direction of the negative pressure suction generated by the external negative pressure suction apparatus, and the two directions reach a dynamic balance, thereby avoiding the tissue damage and the blockage of the drainage tube in the continuous negative pressure suction; thereby solved among the prior art negative pressure wash the drainage tube under great negative pressure suction, cause the damage of the tissue around the drainage tube and the lumen of drainage tube to block up and lead to washing the not good problem of drainage effect.
Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.
Referring to fig. 1 to 3, the present embodiment provides a negative pressure irrigation drainage tube, including a first through tube 1, a second through tube 2 and a third through tube 3, wherein the materials of the first through tube 1, the second through tube 2 and the third through tube 3 are preferably silicon rubber materials, because the silicon rubber materials are a particularly important class of medical polymer materials, the silicon rubber materials have the advantages of excellent physiological inertia, no toxicity, no odor, no corrosion, anticoagulation and capability of withstanding harsh disinfection conditions; first siphunculus 1 is linked together with external negative pressure aspirator, the first section of second siphunculus 2 is located the lumen of first siphunculus 1 and is equipped with clearance 4 between the inner wall of the first section of first siphunculus 1 and the outer wall of the first section of second siphunculus 2, this clearance 4 is used for supplying the drainage liquid to circulate, the second section of second siphunculus 2 is located outside first siphunculus 1 and the second section of second siphunculus 2 is used for being linked together with external flush fluid feeding mechanism, sealed glue fixed connection is used with the kneck of first siphunculus 1 to second siphunculus 2, third tee pipe 3 fixed connection is on the outer wall of first siphunculus 1 and third tee pipe 3 is linked together with first siphunculus 1, third tee pipe 3.
According to the arrangement, the flushing liquid sprayed by the flushing liquid supply device washes the diseased part in the patient body through the second through pipe 2, then under the negative pressure suction of the negative pressure suction device, the washed cleaning liquid is drained into the drainage bag through the first through pipe 1, at the moment, the external air pump generates outward flowing gas which flows to the diseased part in the patient body through the third through pipe 3 and the first through pipe 1, the flowing direction of the gas generated by the external air pump is opposite to the direction of the negative pressure suction force generated by the external negative pressure suction device, and the two directions reach a dynamic balance, so that the tissue damage and the blockage of the drainage pipe in the continuous negative pressure suction are avoided; thereby solved among the prior art negative pressure wash the drainage tube under great negative pressure suction, cause the damage of the tissue around the drainage tube and the lumen of drainage tube to block up and lead to washing the not good problem of drainage effect.
As an optional embodiment, the one-way flow devices 5 are installed at the tail end of the second pipe 2 and the tail end of the third pipe 3, the one-way flow device 5 on the second pipe 2 flows from the one-way flow device 5 to the second pipe 2, the one-way flow device 5 on the third pipe 3 flows from the one-way flow device 5 to the third pipe 3, and the one-way flow device 5 in this embodiment is preferably a one-way valve. So set up, the check valve is all installed to the tail end of second siphunculus 2 and the tail end of third tee pipe 3, can effectually prevent that the drainage liquid in the first siphunculus 1 from causing the pollution from second siphunculus 2 and the outflow of third tee pipe 3.
As an optional embodiment, the outer wall of the first section of the first through pipe 1 is provided with a plurality of through holes 6, the number of the through holes 6 and the arrangement positions of the through holes 6 on the first through pipe 1 may be set according to a specific use environment, and in this embodiment, the number of the through holes 6 is preferably 4 and is uniformly distributed on the first through pipe 1. Due to the arrangement, on one hand, the through holes 6 are convenient for drainage, and the drainage quantity is maximized; on the other hand, the cleaning liquid enters the diseased part of the patient body through the through holes 6 arranged on the outer wall of the first through pipe 1 for cleaning, and the cleaned liquid also enters the first through pipe 1 through the through holes 6, so that the operation and the control of the cleaning liquid become more convenient, the washing and the drainage are limited in a smaller local range, and the local washing is more effectively carried out.
In a more specific embodiment, the through-hole 6 is circular in shape. So set up, the design of circular through-hole 6 makes the washing liquid flow through-hole 6 the time dispersion more even, makes the department of falling ill obtain better washing effect, also does benefit to the inside of inhaling first siphunculus 1 faster, clean with the drainage liquid simultaneously.
As an alternative embodiment, the first through pipe 1 and the third through pipe 3 are of an injection-molded and integrally-formed structure. So set up, first siphunculus 1 and third tee pipe 3 formula structure as an organic whole, the gap does not exist in the junction of first siphunculus 1 and third tee pipe 3, the condition that gas or drainage liquid spill from the junction of first siphunculus 1 and third tee pipe 3 can not appear.
As an alternative embodiment, the length of the first section of the first tube 1 and the length of the first section of the second tube 2 may be set according to a specific use environment, and in this embodiment, the length of the first section of the first tube 1 is equal to the length of the first section of the second tube 2.
As an alternative embodiment, the cross-sections of the first tube 1, the second tube 2 and the third tube 3 are all circular. With the arrangement, the drainage liquid has certain viscosity, and is blocked and interfered by the wall surface of the solid boundary when flowing at the solid boundary, so that the flow resistance is formed, but the cross section area of the channel is circular, so that the liquid in the channel can be uniformly stressed, and the resistance of the liquid in the channel can be reduced to the maximum extent.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A negative pressure irrigation drainage tube comprising:
the first through pipe (1), the first through pipe (1) is used for being communicated with an external negative pressure suction device;
the first section of the second through pipe (2) is positioned in the pipe cavity of the first through pipe (1), a gap (4) for drainage liquid to pass through is formed between the inner wall of the first section of the first through pipe (1) and the outer wall of the first section of the second through pipe (2), the second section of the second through pipe (2) is positioned outside the first through pipe (1), and the second section of the second through pipe (2) is communicated with an external flushing liquid supply device;
the third pipe (3) is fixedly connected to the outer wall of the first through pipe (1), the third pipe (3) is communicated with the first through pipe (1), and the third pipe (3) is communicated with an external air pump.
2. The negative pressure flushing drainage tube according to claim 1, further comprising a one-way circulation device (5) fixedly connected to the tail end of the second tube (2) and the tail end of the third tube (3), wherein the one-way circulation device (5) on the second tube (2) is communicated with the second tube (2) through the one-way circulation device (5), and the one-way circulation device (5) on the third tube (3) is communicated with the third tube (3) through the one-way circulation device (5).
3. The negative pressure irrigation drainage tube of claim 1, wherein a plurality of through holes (6) are provided on the outer wall of the first section of the first through tube (1) and the plurality of through holes (6) are evenly distributed on the first through tube (1).
4. The negative pressure irrigation drain according to claim 3 wherein the number of through holes (6) is 4.
5. The negative pressure irrigation drain according to claim 3 wherein the through hole (6) is circular in shape.
6. The negative pressure irrigation drain according to claim 1 wherein the first through tube (1) and the third through tube (3) are of an integral structure.
7. The negative pressure irrigation drain according to claim 1 wherein the length of the first section of the first tube (1) is greater than or equal to the length of the first section of the second tube (2).
8. Negative pressure irrigation drain according to claim 2, characterized in that the one-way flow means (5) is a one-way valve.
9. The negative pressure irrigation drain according to claim 1 characterized in that the cross section of the first tube (1), the second tube (2) and the third tube (3) are circular.
10. The negative pressure irrigation drainage tube of claim 1, wherein the first through tube (1), the second through tube (2) and the third through tube (3) are made of silicon rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922334839.XU CN211327228U (en) | 2019-12-23 | 2019-12-23 | Negative pressure flushing drainage tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922334839.XU CN211327228U (en) | 2019-12-23 | 2019-12-23 | Negative pressure flushing drainage tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211327228U true CN211327228U (en) | 2020-08-25 |
Family
ID=72135189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922334839.XU Active CN211327228U (en) | 2019-12-23 | 2019-12-23 | Negative pressure flushing drainage tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211327228U (en) |
-
2019
- 2019-12-23 CN CN201922334839.XU patent/CN211327228U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211327228U (en) | Negative pressure flushing drainage tube | |
| CN206434693U (en) | A kind of anticlogging drainage tube of continual rinsing type | |
| CN107441571A (en) | A kind of new medical peritoneal cavity drainage tube and its application method | |
| CN111701135B (en) | Efficient medical anti-blocking drainage device | |
| CN107929823A (en) | A kind of drainage system and its application method | |
| CN215914511U (en) | Flushing sleeve for intra-operative nasal endoscope | |
| CN110269970A (en) | A kind of automatic bladder flusher | |
| CN212574844U (en) | Disposable enteroscopy device capable of preventing liquid dung from splashing | |
| CN209951875U (en) | Novel drainage device | |
| CN106730255A (en) | Self retaining catheter and urinary catheterization component | |
| CN212715204U (en) | Epidemic prevention disinfection closestool | |
| CN219646009U (en) | Device for blocking urine overflow in ostomy replacement process | |
| CN215308791U (en) | Hepatobiliary surgery drainage device | |
| CN219963603U (en) | Wound flushing fluid collection device | |
| CN220572459U (en) | Drainage flushing device | |
| CN221181310U (en) | Washing and guiding integrated tube | |
| CN213048614U (en) | Intracardiac purger of using | |
| CN221431730U (en) | Wound flusher | |
| CN218420520U (en) | Novel negative pressure flushing and drainage device | |
| CN212308534U (en) | Negative pressure drainage device | |
| CN213156538U (en) | Transparent soft cover for preventing orthopedic flusher from splashing water | |
| CN219921668U (en) | Drainage device | |
| CN220141920U (en) | Urination device with flushing structure | |
| CN213432068U (en) | Flushing device for umbilical drainage | |
| CN219167457U (en) | Leakage-proof urine catheter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |