CN220175838U - Drainage device for preventing blockage - Google Patents
Drainage device for preventing blockage Download PDFInfo
- Publication number
- CN220175838U CN220175838U CN202321479660.3U CN202321479660U CN220175838U CN 220175838 U CN220175838 U CN 220175838U CN 202321479660 U CN202321479660 U CN 202321479660U CN 220175838 U CN220175838 U CN 220175838U
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- Prior art keywords
- drainage
- tube
- pipe
- flushing
- outer layer
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- 238000011010 flushing procedure Methods 0.000 claims abstract description 68
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 239000011159 matrix material Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 208000007536 Thrombosis Diseases 0.000 abstract description 2
- 230000001338 necrotic effect Effects 0.000 abstract description 2
- 230000028327 secretion Effects 0.000 abstract description 2
- 206010052428 Wound Diseases 0.000 description 14
- 208000027418 Wounds and injury Diseases 0.000 description 14
- 239000007788 liquid Substances 0.000 description 11
- 239000003814 drug Substances 0.000 description 8
- 238000011282 treatment Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000007460 surgical drainage Methods 0.000 description 5
- 210000001519 tissue Anatomy 0.000 description 5
- 230000001684 chronic effect Effects 0.000 description 4
- 208000015181 infectious disease Diseases 0.000 description 4
- 210000000115 thoracic cavity Anatomy 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 206010062255 Soft tissue infection Diseases 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000035876 healing Effects 0.000 description 2
- 230000017074 necrotic cell death Effects 0.000 description 2
- 239000002504 physiological saline solution Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 206010056519 Abdominal infection Diseases 0.000 description 1
- 206010003011 Appendicitis Diseases 0.000 description 1
- 206010011985 Decubitus ulcer Diseases 0.000 description 1
- 208000008960 Diabetic foot Diseases 0.000 description 1
- 206010063560 Excessive granulation tissue Diseases 0.000 description 1
- 206010017815 Gastric perforation Diseases 0.000 description 1
- 108090000723 Insulin-Like Growth Factor I Proteins 0.000 description 1
- 208000035965 Postoperative Complications Diseases 0.000 description 1
- 208000004210 Pressure Ulcer Diseases 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 102000013275 Somatomedins Human genes 0.000 description 1
- 208000000558 Varicose Ulcer Diseases 0.000 description 1
- 206010048038 Wound infection Diseases 0.000 description 1
- 238000012084 abdominal surgery Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 229940124350 antibacterial drug Drugs 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001364 causal effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 210000003195 fascia Anatomy 0.000 description 1
- 210000001126 granulation tissue Anatomy 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 230000000699 topical effect Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 230000009278 visceral effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- External Artificial Organs (AREA)
Abstract
The utility model discloses a drainage device for preventing blockage, which comprises a drainage tube, wherein the drainage tube is connected with an outer drainage cover tube; an inner layer pipe is arranged in the outer layer drainage cover pipe, and drainage holes and flushing holes are respectively formed in the outer layer drainage cover pipe and the inner layer pipe; the side wall of the distal end of the inner layer tube is connected with a flushing tube joint penetrating through the tube wall of the outer layer drainage cover tube. The drainage tube and the outer drainage cover tube are connected in two ways, one is that one end of the outer drainage cover tube is connected with the drainage tube, and the other end is closed; the other is that two ends of the outer drainage cover tube are respectively connected with a drainage tube. The drainage device can effectively avoid blockage of the drainage tube by normal tissues, necrotic tissues, viscous secretions, blood clots and the like in the drainage process, improves the drainage efficiency, has good clinical use effect, is suitable for different types of drainage operation, and has good universality and strong practicability.
Description
Technical Field
The utility model relates to the technical field of surgical drainage, in particular to a drainage device for preventing blockage.
Background
Drainage is one of the most common and important basic techniques in surgical clinics. Surgical drainage is an important component of the surgical procedure, and proper application of drainage is important to the surgeon. Drainage can ensure the healing of various visceral sutures and observe the occurrence and degree of postoperative complications. The surgical drainage can effectively prevent the occurrence and development of infection, lead pus or seepage to be effectively led out in time, and lighten or clear surgical infection caused by seepage and pus. Surgical drainage is realized by a silica gel drainage tube (3-5 mm diameter) or a drainage strip/rubber sheet, and a negative pressure bottle/negative pressure source can be connected outside the drainage tube.
Chronic wounds are wounds that, despite the administration of correct topical and causal treatments, do not have a tendency to heal for more than 2 weeks, requiring prolonged treatment to heal. In China, the chronic wounds account for 1.5% -3% of surgical inpatients, and are mainly wound infection, pressure ulcer, venous ulcer, diabetic foot, diabetes-related body surface infection and the like. The negative pressure closed drainage has definite clinical curative effect in chronic wound treatment, can thoroughly remove seepage in wound surfaces and lacunae, ensures the cleanness of the wound surfaces, avoids local seepage accumulation, accelerates tissue detumescence and improves local circulation. In addition, the negative pressure closed drainage can also stimulate the autonomous secretion of insulin-like growth factors while maintaining the cleanness of the wound surface, promote the growth of granulation tissues, accelerate the healing of the wound surface and shorten the treatment period.
At present, in the clinical surgical drainage and chronic wound negative pressure closed drainage process, the phenomenon that the drainage tube is easily blocked by tendons, fascia or necrotic tissues and the like to cause unsmooth drainage exists, and meanwhile, the defect that the drainage tube cannot be washed exists, so that the treatment effect is affected.
Disclosure of Invention
The utility model provides a drainage device for preventing blockage, which aims to solve the technical problems that the existing drainage tube is easy to be blocked, can not be washed and has low drainage efficiency.
The utility model is realized by the following technical scheme.
The drainage device for preventing blockage comprises a drainage tube, wherein one end of the drainage tube is connected with an outer drainage cover tube, one end of the outer drainage cover tube, which is far away from the drainage tube, is a blind end, and a through hole is formed in the blind end; an inner layer pipe is arranged in the outer layer drainage cover pipe, and drainage holes and flushing holes are respectively formed in the outer layer drainage cover pipe and the inner layer pipe; the side wall of the end part of the inner layer tube, which is close to one side of the drainage tube, is connected with a flushing tube joint penetrating through the tube wall of the outer layer drainage cover tube.
A drainage device for preventing blockage comprises two drainage tubes, wherein an outer drainage cover tube is connected between the two drainage tubes; an inner layer pipe is arranged in the outer layer drainage cover pipe, and drainage holes and flushing holes are respectively formed in the outer layer drainage cover pipe and the inner layer pipe; one end side wall of the inner layer tube is connected with a flushing tube joint penetrating through the tube wall of the outer layer drainage cover tube.
Further, a supporting plate is arranged between the outer drainage cover tube and the inner tube.
Furthermore, a plurality of support plate groups are arranged between the outer layer drainage cover tube and the inner layer tube along the extending direction of the outer layer drainage cover tube, and each support plate group comprises a plurality of support plates positioned on the same circumferential surface.
Furthermore, a plurality of drainage holes distributed in a matrix are arranged on the wall of the outer drainage cover tube.
Further, a plurality of flushing holes distributed in a matrix are arranged on the wall of the inner layer pipe.
Further, the aperture of the drainage hole is larger than that of the flushing hole.
Further, the flushing pipe joint is sealed by a plug or is connected with a flushing pipe, and the flushing pipe is connected with a flushing valve.
The utility model has the following beneficial effects.
1. According to the utility model, the outer drainage cover tube, the inner layer tube and the flushing tube are arranged, so that the drainage tube can be flushed or medicines can be injected, tissues, blood clots, foreign matters and the like can be dissolved, and the drainage tube can be effectively prevented from being blocked;
2. the drainage device provided by the utility model is suitable for different types of drainage operation and has good universality.
Drawings
FIG. 1 is a schematic view of the structure of the present utility model (single drainage tube);
FIG. 2 is a cross-sectional view of the present utility model with an irrigation tube attached (single drain);
FIG. 3 is a schematic view of the structure of the present utility model (double drainage tube);
FIG. 4 is a cross-sectional view of the present utility model with a flush tube attached (double draft tube).
Wherein, 1, the outer drainage cover tube; 2. an inner layer tube; 3. a drainage tube; 4. a flushing pipe; 5. drainage holes; 6. flushing the hole; 7. a flush valve; 8. flushing the pipe joint; 9. and a support plate.
Detailed Description
The utility model will be further described with reference to the drawings and examples. The "proximal" as referred to below refers to an end closer to the human body, and the "distal" refers to an end farther from the human body.
As shown in figures 1-4, the drainage device for preventing blockage comprises a drainage tube 3, wherein the drainage tube 3 is a common drainage tube commonly used in clinic.
The drainage tube 3 is connected with the outer layer drainage cover tube 1, and two connection modes exist between the drainage tube 3 and the outer layer drainage cover tube 1, see the following two embodiments.
Example 1
As shown in fig. 1-2, the proximal end of the drainage tube 3 is connected with an outer drainage cover tube 1, the proximal end of the outer drainage cover tube 1 is a blind end, specifically, an annular connection part is formed between the outer drainage cover tube 1 and the inner layer tube 2, and a through hole is formed on the connection part and can be used for communicating inside and outside the tube. The distal end of the drainage tube 3 is connected with a disposable drainage bottle or a thoracic drainage bottle, the thoracic drainage bottle is connected with a negative pressure suction device (a low pressure suction device), the size of a negative pressure source can be adjusted, and a continuous suction or intermittent suction mode can be set. In addition, the far end of the drainage tube 3 can be connected with a negative pressure drainage ball, and the extrusion drainage ball forms negative pressure to be connected with the drainage tube 3.
The outer drainage cover tube 1 is inserted into or placed at a position where the wound needs to be drained to be in contact with the wound surface, and a plurality of drainage holes 5 distributed in a matrix are formed in the outer wall of the outer drainage cover tube 1. The outer layer drainage cover tube 1 of the utility model can be cylindrical (namely, a cylindrical sieve-type drainage tube with the diameter of 0.5cm-1.5 unequal, specifically selected according to the size of a wound) or hollow flat cuboid (with the width of 0.5cm-1.5 unequal, specifically selected according to the size of the wound).
The inner layer tube 2 is arranged in the outer layer drainage cover tube 1, the inner layer tube 2 is cylindrical, two ends of the inner layer tube are not closed, a plurality of flushing holes 6 distributed in a matrix are formed in the tube wall of the inner layer tube 2, and the aperture of each flushing hole 6 is smaller than that of each drainage hole 5.
A gap is formed between an inner layer pipe 2 and an outer layer drainage cover pipe 1, and a supporting plate 9 for connecting the outer layer drainage cover pipe 1 and the inner layer pipe 2 is arranged in the gap. Specifically, a plurality of support plate groups are arranged between the outer layer drainage cover tube 1 and the inner layer tube 2 along the extending direction of the outer layer drainage cover tube 1, each support plate group comprises a plurality of support plates 9 located on the same circumferential surface, preferably, each support plate group comprises four support plates 9, and the four support plates 9 are uniformly distributed on the same circumferential surface. The size of each supporting plate 9 is smaller, and the micro-connection can be realized by connecting the outer layer drainage cover tube 1 with the inner layer tube 2, so that the micro-connection can play a role in supporting the inner tube and the outer tube, is not collapsed, and can not form a closed space, thereby influencing the permeation of the outer layer drainage cover tube 1 into the inner layer tube 2 and collecting liquid.
The outer drainage cover tube 1 and the inner layer tube 2 of the utility model are both made of medical silica gel materials, are soft and have certain hardness, play a supporting role, and are not easy to be extruded and deformed.
The drainage device also comprises a flushing pipe 4, wherein the pipe diameter of the flushing pipe 4 is smaller than that of the drainage pipe 3. One end of the flushing pipe 4 is connected with a flushing pipe joint 8, specifically, the flushing pipe joint 8 is in an inverted L shape, one end of the flushing pipe joint 8 penetrates through the side wall of the outer drainage cover pipe 1 and is connected with the distal side wall of the inner pipe 2, and the other end of the flushing pipe joint 8 is located outside the outer drainage cover pipe 1 and is connected with the flushing pipe 4. In the non-use state, the exposed end of the flushing pipe joint 8 is sealed by a plug, and the flushing pipe 4 is connected by pulling the plug when flushing is needed. The other end of the flushing pipe 4 is connected with a flushing valve 7, and water flow can be flushed into tissues, necrosis and the like with smaller volume between the outer layer drainage cover pipe 1 and the inner layer pipe 2 during flushing, and the tissues, necrosis and the like are conveniently sucked out by the drainage pipe 3 under the suction of a negative pressure source. The flushing valve 7 can be connected with a syringe which is commercially available at present, and has the function of flushing wounds or flushing drainage tubes by using physiological saline or disinfectant liquid and antibacterial liquid to prevent blockage. The flushing pipe 4 can also play a role in ventilation, and accords with the use principle of clinical intermittent negative pressure suction.
Example 2
As shown in fig. 3 to 4, the drainage device of the present embodiment includes two drainage tubes 3, and the two drainage tubes 3 are respectively connected to two ends of the same outer drainage cover tube 1. The structure, positional relationship, connection relationship, and selected materials of the outer layer drainage cover tube 1, the inner layer tube 2, the drainage tube 3, the flushing tube 4, the drainage hole 5, the flushing hole 6, the flushing valve 7, the flushing pipe joint 8, and the support plate 9 in this embodiment are the same as those of embodiment 1.
Application example 1
The drainage device of the embodiment 1 of the utility model can be used as a negative pressure drainage tube, and the specific method is as follows:
the medical hydrophilic material is trimmed according to the size of the sore surface, the outer drainage cover tube 1 with a proper length is selected, the outer drainage cover tube 1 penetrates through the medical hydrophilic material, the hydrophilic material completely wraps the outer drainage cover tube 1, then the outer drainage cover tube is placed on the sore surface, the transparent film seals the sore surface, and the drainage tube 3 and the flushing tube 4 cannot be sealed. The distal end of the drainage tube 3 is connected with a disposable drainage bottle or a thoracic drainage bottle, the disposable drainage bottle or the thoracic drainage bottle is connected with a central negative pressure or negative pressure suction device (low pressure suction device), the negative pressure source can be adjusted in size, and a continuous suction or intermittent suction mode can be set. In addition, the far end of the drainage tube 3 can also be connected with a negative pressure drainage ball, and the extrusion drainage ball forms negative pressure to be connected with the drainage tube 3.
When flushing is needed, physiological saline, antibacterial drugs or traditional Chinese medicine liquid and the like are pushed into the inner layer tube 2 through the flushing valve 7 through the flushing tube 4 and the flushing tube joint 8 by using a syringe, then the flushing valve 7 is closed, the negative pressure source can be closed for a few minutes or not, then the negative pressure source is opened, and flushing liquid is led out through the drainage tube 3. The rinse liquid should not be excessive so as not to affect the closure of the transparent film. In addition, the flushing valve 7 can be connected with the infusion tube, and normal saline, traditional Chinese medicine liquid or iodophor solution can be used for continuously flushing the sore surface, so that bacterial load or toxicity is reduced, and the infection is controlled.
The administration is required as in the flushing procedure. The liquid medicine is pushed into the inner layer pipe 2 through the flushing pipe 4 and the flushing pipe joint 8 by the flushing valve 7, then the flushing valve 7 is closed, the negative pressure source can be closed for a plurality of minutes or a plurality of hours, and after the liquid medicine is fully absorbed or acted, the negative pressure source is opened, and the negative pressure suction treatment is continued.
Application example 2
The drainage device of the embodiment 1 of the utility model can be used for drainage after abdominal surgery (appendicitis, abdominal infection, gastric perforation and the like), and if drainage is needed, the outer layer drainage cover tube 1 is placed in a position needing drainage and is connected with a drainage ball or a drainage bag.
When the medicine is to be infused, the medicine liquid is pushed into the inner tube 2 through the flushing valve 7 via the flushing tube 4 and the flushing tube connection 8, and then the flushing valve 7 is closed. The drainage tube of the drainage ball or the drainage bag can be blocked for a plurality of minutes or a plurality of hours, and after the liquid medicine is fully absorbed or acted, the buckle is opened to continue drainage.
Application example 3
The drainage device of the embodiment 2 of the utility model can be used for cow nose drainage, and the specific method is as follows:
the cow nose drainage is a common drainage mode for soft tissue infection, circular openings with the size of 1cm are formed in skins at two ends of soft tissue infection to be drained, the drainage device of the embodiment 2 penetrates through the infected soft tissue from the circular openings at the two ends, and two ends of the outer layer drainage cover tube 1 penetrating out of the two circular openings are ligated by using surgical sutures to form cow nose drainage.
The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. A drainage device for preventing blockage, comprising a drainage tube (3), characterized in that: one end of the drainage tube (3) is connected with an outer layer drainage cover tube (1), one end of the outer layer drainage cover tube (1) far away from the drainage tube (3) is a blind end, and a through hole is formed in the blind end; an inner layer pipe (2) is arranged in the outer layer drainage cover pipe (1), and drainage holes (5) and flushing holes (6) are respectively formed in the outer layer drainage cover pipe (1) and the inner layer pipe (2); the side wall of the end part of the inner layer tube (2) close to one side of the drainage tube (3) is connected with a flushing tube joint (8) penetrating through the tube wall of the outer layer drainage cover tube (1).
2. The utility model provides a prevent drainage device of jam, includes two drainage tubes (3), its characterized in that: an outer layer drainage cover tube (1) is connected between the two drainage tubes (3); an inner layer pipe (2) is arranged in the outer layer drainage cover pipe (1), and drainage holes (5) and flushing holes (6) are respectively formed in the outer layer drainage cover pipe (1) and the inner layer pipe (2); one end side wall of the inner layer tube (2) is connected with a flushing tube joint (8) penetrating through the tube wall of the outer layer drainage cover tube (1).
3. A drainage device for preventing clogging in accordance with claim 1 or 2, characterized in that: a supporting plate (9) is arranged between the outer layer drainage cover tube (1) and the inner layer tube (2).
4. A blockage preventing drainage apparatus as claimed in claim 3, wherein: a plurality of support plate groups are arranged between the outer layer drainage cover tube (1) and the inner layer tube (2) along the extending direction of the outer layer drainage cover tube (1), and each support plate group comprises a plurality of support plates (9) positioned on the same circumferential surface.
5. A drainage device for preventing clogging in accordance with claim 1 or 2, characterized in that: the wall of the outer drainage cover tube (1) is provided with a plurality of drainage holes (5) distributed in a matrix.
6. A drainage device for preventing clogging in accordance with claim 1 or 2, characterized in that: the pipe wall of the inner pipe (2) is provided with a plurality of flushing holes (6) distributed in a matrix.
7. A drainage device for preventing clogging in accordance with claim 1 or 2, characterized in that: the aperture of the drainage hole (5) is larger than that of the flushing hole (6).
8. A drainage device for preventing clogging in accordance with claim 1 or 2, characterized in that: the flushing pipe joint (8) is sealed by a plug or is connected with the flushing pipe (4), and the flushing pipe (4) is connected with the flushing valve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321479660.3U CN220175838U (en) | 2023-06-12 | 2023-06-12 | Drainage device for preventing blockage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321479660.3U CN220175838U (en) | 2023-06-12 | 2023-06-12 | Drainage device for preventing blockage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220175838U true CN220175838U (en) | 2023-12-15 |
Family
ID=89108042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321479660.3U Active CN220175838U (en) | 2023-06-12 | 2023-06-12 | Drainage device for preventing blockage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220175838U (en) |
-
2023
- 2023-06-12 CN CN202321479660.3U patent/CN220175838U/en active Active
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