CN215308863U - Cerebrospinal fluid anti-reflux drainage tube applying Tesla valve - Google Patents
Cerebrospinal fluid anti-reflux drainage tube applying Tesla valve Download PDFInfo
- Publication number
- CN215308863U CN215308863U CN202121323387.6U CN202121323387U CN215308863U CN 215308863 U CN215308863 U CN 215308863U CN 202121323387 U CN202121323387 U CN 202121323387U CN 215308863 U CN215308863 U CN 215308863U
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- Prior art keywords
- fixedly connected
- cerebrospinal fluid
- valve
- tesla valve
- tesla
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- 210000001175 cerebrospinal fluid Anatomy 0.000 title claims abstract description 23
- 230000000151 anti-reflux effect Effects 0.000 title claims abstract description 15
- 230000000903 blocking effect Effects 0.000 claims abstract description 20
- 238000001125 extrusion Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 description 2
- 238000007460 surgical drainage Methods 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 206010067268 Post procedural infection Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 210000002330 subarachnoid space Anatomy 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of anti-reflux drainage tubes, in particular to a cerebrospinal fluid anti-reflux drainage tube applying a Tesla valve, which comprises the Tesla valve, fixed valve parts, a first communication tube and a flow blocking device, wherein the fixed valve parts are fixedly connected to two sides of the Tesla valve, the first communication tube is movably connected to one side of each fixed valve part, an elastic air bag is movably connected to the outer part of one side of the first communication tube, and the flow blocking device is fixedly connected to one side of the first communication tube. The fixed valve parts are fixedly connected to the two sides of the Tesla valve, the rotating bolt on one side of the fixed valve part is rotated to enable the rotating bolt to move towards the inside of the fixed valve part, meanwhile, the bottom end of the rotating bolt is fixedly connected with the extrusion plate, the rotating bolt moves towards the inside of the fixed valve part, the elastic air bag below the rotating bolt can be extruded by the extrusion plate to enable the elastic air bag to be tightly attached to the surface of the first communication pipe, and at the moment, the connection between the Tesla valve and the first communication pipe can be completed.
Description
Technical Field
The utility model relates to the technical field of anti-reflux drainage tubes, in particular to a cerebrospinal fluid anti-reflux drainage tube applying a Tesla valve.
Background
Cerebrospinal fluid is a colorless and transparent liquid existing in ventricles of brain and subarachnoid space, and a plurality of types of surgical drainage tubes are clinically applied, so that pus, blood and liquid accumulated in human tissues or body cavities are guided out of the body through surgical drainage, and postoperative infection and wound healing influence are prevented. When the drainage tube is used for a patient, care needs to be taken, certain effusion is left in the cerebrospinal surgery after the cerebrospinal surgery is completed, and therefore the effusion in the cerebrospinal of the patient needs to be led out of the human body through one drainage tube.
The anti palirrhea drainage tube of cerebrospinal fluid of tesla valve that uses at present, the difficult dismantlement clearance of tesla valve, long-time the use easily takes place to block up, and the device has certain palirrhea risk, and factor of safety is lower.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a cerebrospinal fluid anti-reflux drainage tube using a Tesla valve to solve the problems mentioned in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides an use anti palirrhea drainage tube of cerebrospinal fluid of tesla valve, includes tesla valve, fixed valve spare, first connecting pipe and choked flow device, the both sides fixedly connected with fixed valve spare of tesla valve, one side swing joint of fixed valve spare has first connecting pipe, the outside swing joint of first connecting pipe one side has elastic air bag, one side fixedly connected with choked flow device of first connecting pipe, the inside of choked flow device is provided with the spout, the inside swing joint of choked flow device has the movable block, the intermediate position fixedly connected with connecting block on movable block top, the bottom of choked flow device is provided with the receiving flask.
Preferably, one side of the fixed valve is movably connected with a rotary bolt, the bottom end of the rotary bolt is fixedly connected with an extrusion plate, and the bottom end of the extrusion plate is movably connected with an elastic air bag.
Preferably, one side fixedly connected with slider of movable block, the outside of slider is provided with the spout.
Preferably, one side fixedly connected with spring of slider, the bottom fixedly connected with spout of spring, the outside equidistance of movable block evenly is provided with the through-hole.
Preferably, the top end of the connecting block is fixedly connected with a sealing block, the outside of the sealing block is fixedly connected with a rubber sleeve, and the top end of the sealing block is movably connected with a flow blocking device.
Preferably, one side swing joint on collecting bottle top has the second communicating pipe, one side fixedly connected with negative pressure machine of second communicating pipe.
Compared with the prior art, the utility model has the beneficial effects that:
1. this anti palirrhea drainage tube of cerebrospinal fluid of applied tesla valve, through the fixed valve part of both sides fixedly connected with at the tesla valve, through the rotatory bolt that rotates fixed valve part one side, can make rotatory bolt remove to fixed valve part's inside, rotatory bolt bottom fixedly connected with stripper plate simultaneously, then rotatory bolt removes to fixed valve part is inside, the elasticity gasbag that can extrude the below through the stripper plate, make the surface that first connecting pipe is hugged closely to the elasticity gasbag, can accomplish being connected between tesla valve and the first connecting pipe this moment, simultaneously through the opposite direction rotation rotatory bolt, can make the elasticity gasbag loosen being connected with first connecting pipe, accomplish the dismantlement clearance of tesla valve.
2. This anti palirrhea drainage tube of cerebrospinal fluid of applied tesla valve, start through the negative pressure machine, make the inside of receiving flask and choked flow device be in negative pressure state, thereby the inside movable block downstream of choked flow device, and make the sealed piece that movable block top connecting block is connected leave the inside top of choked flow device, no longer block up the choked flow device, thereby make the cerebrospinal fluid pass through the inside of through-hole entering receiving flask on the movable block, when the inside normal pressure condition that resumes of choked flow device, the movable block is under the effort of slider and spring, can restore fast to the inside top of choked flow device, it is sealed to accomplish, prevent the backward flow condition.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the internal structure of the flow blocking device of the present invention;
fig. 4 is a schematic top view of the movable block of the present invention.
In the figure: 1. a Tesla valve; 2. a fixed valve member; 201. rotating the bolt; 202. a pressing plate; 203. an elastic air bag; 3. a first communication pipe; 4. a flow blocking device; 401. a chute; 5. a movable block; 501. a slider; 502. a spring; 503. a through hole; 6. connecting blocks; 7. a sealing block; 701. a rubber sleeve; 8. a collection bottle; 9. a second communicating pipe; 10. a negative pressure machine.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-4, a technical solution provided by the present invention is:
a cerebrospinal fluid anti-reflux drainage tube applying a Tesla valve comprises a Tesla valve 1, fixed valve parts 2, a first communication pipe 3 and a flow blocking device 4, wherein the fixed valve parts 2 are fixedly connected to two sides of the Tesla valve 1, and cerebrospinal fluid can rapidly pass through the Tesla valve 1 under the action of the Tesla valve 1 and is not easy to reflux;
one side of the fixed valve 2 is movably connected with a rotary bolt 201, the bottom end of the rotary bolt 201 is fixedly connected with an extrusion plate 202, the bottom end of the extrusion plate 202 is movably connected with an elastic air bag 203, one side of the fixed valve 2 is movably connected with a first communication pipe 3, the outside of one side of the first communication pipe 3 is movably connected with the elastic air bag 203, the lower extrusion plate 202 can extrude the elastic air bag 203 by rotating the rotary bolt 201, and the elastic air bag 203 is tightly attached to the first communication pipe 3, so that the fixation between the elastic air bag and the first communication pipe 3 is completed;
one side of the first communicating pipe 3 is fixedly connected with a flow blocking device 4, a sliding groove 401 is arranged inside the flow blocking device 4, a movable block 5 is movably connected inside the flow blocking device 4, a sliding block 501 is fixedly connected to one side of the movable block 5, the sliding groove 401 is arranged outside the sliding block 501, a spring 502 is fixedly connected to one side of the sliding block 501, the sliding groove 401 is fixedly connected to the bottom end of the spring 502, through holes 503 are uniformly arranged outside the movable block 5 at equal intervals, a connecting block 6 is fixedly connected to the middle position of the top end of the movable block 5, a sealing block 7 is fixedly connected to the top end of the connecting block 6, a rubber sleeve 701 is fixedly connected to the outside of the sealing block 7, the flow blocking device 4 is movably connected to the top end of the sealing block 7, a collecting bottle 8 is arranged at the bottom end of the flow blocking device 4, a second communicating pipe 9 is movably connected to one side of the top end of the collecting bottle 8, and a negative pressure machine 10 is fixedly connected to one side of the second communicating pipe 9, when the negative pressure machine 10 is started, the inside of the device is in a negative pressure state, and the movable block 5 in the flow blocking device 4 moves downwards, so that the sealing block 7 connected with the top end of the movable block 5 leaves the top end in the flow blocking device 4, and cerebrospinal fluid enters the collecting bottle 8 to be collected.
When the cerebrospinal fluid anti-reflux drainage tube applying the tesla valve is used, the tesla valve 1 is arranged on one side of the first communication pipe 3, due to the action of the tesla valve 1, cerebrospinal fluid can quickly pass through the tesla valve 1 and is introduced into the flow blocking device 4 through the first communication pipe 3, backflow from the opposite direction of the tesla valve 1 is not easy to occur, the negative pressure machine 10 is started to enable the collecting bottle 8 and the inside of the flow blocking device 4 to be in a negative pressure state, so that the movable block 5 inside the flow blocking device 4 moves downwards, the sealing block 7 connected with the connecting block 6 at the top end of the movable block 5 leaves the top end inside the flow blocking device 4 and does not block the flow blocking device 4, the cerebrospinal fluid enters the inside of the collecting bottle 8 through the through hole 503 on the movable block 5, when the inside of the flow blocking device 4 recovers to a normal pressure condition, the movable block 5 is under the acting force of the sliding block 501 and the spring 502, can restore fast to the inside top of choked flow device 4, accomplish sealedly, prevent the backward flow condition, when needing to clear up tesla valve 1, through the fixed valve part 2 of both sides fixedly connected with at tesla valve 1, through rotating the rotatory bolt 201 of fixed valve part 2 one side, can make rotatory bolt 201 remove to the inside of fixed valve part 2, simultaneously rotatory bolt 201 bottom fixedly connected with stripper plate 202, then rotatory bolt 201 removes to the inside of fixed valve part 2, can extrude the elastic air bag 203 of below through stripper plate 202, make elastic air bag 203 hug closely the surface of first connecting pipe 3, can accomplish being connected between tesla valve 1 and the first connecting pipe 3 this moment, simultaneously through rotating rotatory bolt 201 in the opposite direction, can make elastic air bag 203 loosen and be connected with first connecting pipe 3, accomplish the dismantlement clearance of tesla valve 1.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an use cerebrospinal fluid anti-reflux drainage tube of tesla valve which characterized in that: including tesla valve (1), fixed valve member (2), first connecting pipe (3) and choked flow device (4), the both sides fixedly connected with fixed valve member (2) of tesla valve (1), one side swing joint of fixed valve member (2) has first connecting pipe (3), the outside swing joint of first connecting pipe (3) one side has elastic air bag (203), one side fixedly connected with choked flow device (4) of first connecting pipe (3), the inside of choked flow device (4) is provided with spout (401), the inside swing joint of choked flow device (4) has movable block (5), intermediate position fixedly connected with connecting block (6) on movable block (5) top, the bottom of choked flow device (4) is provided with receiving flask (8).
2. The drain tube for cerebrospinal fluid anti-reflux using Tesla valve as claimed in claim 1, wherein: one side of the fixed valve (2) is movably connected with a rotary bolt (201), the bottom end of the rotary bolt (201) is fixedly connected with an extrusion plate (202), and the bottom end of the extrusion plate (202) is movably connected with an elastic air bag (203).
3. The drain tube for cerebrospinal fluid anti-reflux using Tesla valve as claimed in claim 1, wherein: one side fixedly connected with slider (501) of movable block (5), the outside of slider (501) is provided with spout (401).
4. The drain tube for cerebrospinal fluid anti-reflux using Tesla valve as claimed in claim 3, wherein: one side fixedly connected with spring (502) of slider (501), the bottom fixedly connected with spout (401) of spring (502), the outside equidistance of movable block (5) evenly is provided with through-hole (503).
5. The drain tube for cerebrospinal fluid anti-reflux using Tesla valve as claimed in claim 1, wherein: the top end of the connecting block (6) is fixedly connected with a sealing block (7), the outer portion of the sealing block (7) is fixedly connected with a rubber sleeve (701), and the top end of the sealing block (7) is movably connected with a flow blocking device (4).
6. The drain tube for cerebrospinal fluid anti-reflux using Tesla valve as claimed in claim 1, wherein: one side swing joint on collecting bottle (8) top has second communicating pipe (9), one side fixedly connected with negative pressure machine (10) of second communicating pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121323387.6U CN215308863U (en) | 2021-06-15 | 2021-06-15 | Cerebrospinal fluid anti-reflux drainage tube applying Tesla valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121323387.6U CN215308863U (en) | 2021-06-15 | 2021-06-15 | Cerebrospinal fluid anti-reflux drainage tube applying Tesla valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215308863U true CN215308863U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121323387.6U Expired - Fee Related CN215308863U (en) | 2021-06-15 | 2021-06-15 | Cerebrospinal fluid anti-reflux drainage tube applying Tesla valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215308863U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115814176A (en) * | 2022-12-13 | 2023-03-21 | 湛江市事达实业有限公司 | Flow guide pipe and disinfection method thereof |
| WO2023155565A1 (en) * | 2022-02-16 | 2023-08-24 | 首都医科大学附属北京同仁医院 | Corneal path one-way aqueous humor drainage device |
-
2021
- 2021-06-15 CN CN202121323387.6U patent/CN215308863U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023155565A1 (en) * | 2022-02-16 | 2023-08-24 | 首都医科大学附属北京同仁医院 | Corneal path one-way aqueous humor drainage device |
| CN115814176A (en) * | 2022-12-13 | 2023-03-21 | 湛江市事达实业有限公司 | Flow guide pipe and disinfection method thereof |
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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: 20211228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |