CN216824278U - Anti-backflow drainage tube for endoscopic interventional therapy - Google Patents
Anti-backflow drainage tube for endoscopic interventional therapy Download PDFInfo
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- CN216824278U CN216824278U CN202122298548.7U CN202122298548U CN216824278U CN 216824278 U CN216824278 U CN 216824278U CN 202122298548 U CN202122298548 U CN 202122298548U CN 216824278 U CN216824278 U CN 216824278U
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- drainage tube
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- pressure ball
- threaded cover
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Abstract
The utility model discloses a type drainage tube is prevented flowing backward in scope intervention treatment, including the negative pressure ball, negative pressure ball one side is provided with the drain pipe that is used for emitting liquid, negative pressure ball opposite side is provided with the drainage tube of introducing liquid, the drainage tube is connected through the check valve with the negative pressure ball, the drainage tube outer wall is provided with adjusting part, the utility model discloses, adopt this design, through the thread groove of screw thread lid cooperation housing face, can reduce and bump the not hard up purpose of screw thread lid because of the mistake, current-limiting piece cooperation dwang and stopper can progressively compress tightly the drainage tube at the in-process that the screw thread lid descends, make things convenient for medical personnel to observe drainage speed to make things convenient for medical personnel to use.
Description
Technical Field
The utility model relates to the technical field of medical equipment, specifically be a type drainage tube is prevented flowing backward in scope intervention treatment.
Background
In recent years, with the rapid advance of digestive endoscopy equipment and related instruments, various endoscopic minimally invasive surgeries are also developed unprecedentedly, particularly, deep fusion of an ultrasonic technology and an endoscopic technology is created, and a new field which is unprecedented is created, so that a plurality of treatments which can be realized only through surgical operations and interventional operations are realized, and the fields are types of operations which are not favored by surgical and interventional departments, such as pancreas pseudocyst puncture drainage under the guidance of an ultrasonic endoscope and bile duct/pancreatic duct puncture drainage under the guidance of the ultrasonic endoscope, and the minimally invasive surgeries puncture lesions under the guidance of the ultrasonic endoscope and are placed into corresponding drainage tubes to achieve the drainage purpose, so that the lesions are eliminated or obstruction is eliminated.
Present scope intervenes treatment and prevents flowing backward type drainage tube most of adoption extrusion and prevent negative pressure ball against current, cooperation drainage tube is with liquid suction negative pressure ball in, thereby reach medical purpose, the patient who has hydrocephalus, if too much because of cerebrospinal fluid suddenly flows out, probably cause the ventricles of brain to sink, and when most of current drainage tube cooperation negative pressure ball uses, press down behind the negative pressure ball, the negative pressure ball is recovering initial state and the negative pressure that produces probably leads to the drainage tube to suck the cerebrospinal fluid too fast, thereby inconvenient medical personnel use.
Therefore, an anti-backflow drainage tube for endoscopic interventional therapy is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a type drainage tube is prevented flowing backward in scope intervention treatment to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a down-flow type drainage tube is prevented in scope intervention treatment, includes the negative pressure ball, negative pressure ball one side is provided with the drain pipe that is used for emitting liquid, negative pressure ball opposite side is provided with the drainage tube of introducing liquid, the drainage tube is connected through the check valve with the negative pressure ball, the drainage tube outer wall is provided with adjusting part.
Preferably, the adjusting part still includes the casing, the cavity has been seted up in the casing, the casing both sides are provided with the opening the same with the drainage tube diameter, the casing outer wall is provided with the thread groove, the inside stopper that is provided with of casing, casing one side is connected with the screw thread lid, screw thread lid internal connection has the dwang, the dwang is kept away from screw thread lid one side and is connected the current limiting block.
Preferably, the shell is provided with a hollow groove at one side of the thread groove, and the shell is provided with circular grooves in the hollow groove in an array manner.
Preferably, a semicircular block is arranged in the shell, and the diameter of the semicircular block is equal to that of the drainage tube.
Preferably, the outer wall of the threaded cover is provided with a vertical groove, and the vertical groove formed in the surface of the threaded cover can increase the friction force between the threaded cover and the hand.
The utility model discloses possess following beneficial effect at least: when the medical care personnel uses the device, after the drainage tube is inserted into the appointed part of the body of a patient and fixed, if the flow rate of liquid needs to be adjusted, one of the drainage tube can be used for holding the bottom of the shell, the other hand is used for holding the threaded cover and rotating clockwise, the threaded cover descends towards the shell direction, as the flow limiting block is restrained by the limiting block, the threaded cover rotates and descends, and simultaneously, the flow limiting block compresses the drainage tube downwards along the limiting block under the limitation of the limiting block and the rotating rod, so as to reduce the cross-sectional area of the drainage tube, compared with the prior art, most of the existing endoscope intervention treatment backflow prevention drainage tubes adopt an extrusion backflow prevention negative pressure ball which is matched with the drainage tube to suck the liquid into the negative pressure ball, so as to achieve the medical purpose, when the patient suffering from hydrocephalus suddenly flows out too much cerebrospinal fluid, the ventricular collapse is probably caused, and when most of the existing drainage tubes are matched with the negative pressure ball for use, after pressing down the negative pressure ball, the negative pressure ball is recovering initial state and the negative pressure that produces probably leads to the drainage tube to inhale speed too fast, leads to its practicality relatively poor, the utility model discloses, adopt this design, through the thread groove of screw thread lid cooperation casing surface, can reduce and bump the not hard up purpose of screw thread lid because of the mistake, current-limiting piece cooperation dwang and stopper can progressively compress tightly the drainage tube at the in-process that the screw thread lid descends, make things convenient for medical personnel to observe drainage speed's speed to make things convenient for medical personnel to use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the adjusting assembly of the present invention;
fig. 3 is a sectional structure view of the adjusting assembly of the present invention.
Figure 1-negative pressure ball; 2-a liquid outlet pipe; 3-a drainage tube; 4-a one-way valve; 5-a regulating component; 51-a housing; 52-thread groove; 53-a stop block; 54-a screw cap; 55-rotating rod; 56-flow limiting block; 6-circular groove; 7-semicircular block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a type drainage tube is prevented flowing backward in scope intervention treatment, includes negative pressure ball 1, 1 one side of negative pressure ball is provided with the drain pipe 2 that is used for emitting liquid, 1 opposite side of negative pressure ball is provided with the drainage tube 3 of introducing liquid, drainage tube 3 is connected through check valve 4 with negative pressure ball 1, 3 outer walls of drainage tube are provided with adjusting part 5, can slow down or resume the velocity of flow of liquid in drainage tube 3 through adjusting part 5.
The adjusting assembly 5 further comprises a shell 51, a cavity is formed in the shell 51, openings with the same diameter as the drainage tube 3 are formed in two sides of the shell 51, the drainage tube 3 penetrates through the openings in two sides of the shell 51, a thread groove 52 is formed in the outer wall of the shell 51, a limiting block 53 is arranged in the shell 51, the limiting block 53 is vertically connected with the drainage tube and fixedly connected with the inner wall of the shell 51, a threaded cover 54 is connected to one side of the shell 51, a rotating rod 55 is rotatably connected to the top wall of the interior of the threaded cover 54, a flow limiting block 56 is connected to one side of the rotating rod 55, which is far away from the threaded cover 54, the flow limiting block 56 is slidably connected with the limiting block 53, when the device is used by a medical worker, after the drainage tube is inserted into a designated part of a patient body for fixation, if the flow rate of liquid needs to be adjusted, the bottom of the shell 51 can be held by one hand, and the threaded cover 54 is held by the other hand and rotated clockwise, screw thread lid 54 will descend to casing 51 direction, because restriction piece 56 receives the restraint of stopper 53, screw thread lid 54 is when rotating the decline, restriction piece 56 is under the restriction of stopper 53 and dwang 55, compress tightly drainage tube 3 downwards along stopper 53, thereby reduce the drainage tube 3 cross-sectional area, adopt this design, screw thread groove 52 through screw thread lid 54 cooperation casing 51 surface, can reduce because of the not hard up purpose of mistake bump lead to screw thread lid 54, restriction piece 56 cooperation dwang 55 and stopper 53 can compress tightly the drainage tube step by step at the in-process that screw thread lid 54 descends, make things convenient for medical personnel to observe the speed of drainage speed.
The shell 51 is located the thread groove 52 one side and has seted up the dead slot, the shell 51 is located the array in the dead slot and has seted up circular slot 6, and through rotating thread lid 54, when thread lid 54 rotates downwards gradually on the shell 51 surface, medical personnel can learn the speed of drainage cerebrospinal fluid according to remaining circular slot 6.
Be provided with semicircle piece 7 in the casing 51, semicircle piece 7 diameter equals the drainage tube 3 diameter, and when flow limiting block 56 extruded drainage tube 3, semicircle piece 7 can effectually avoid drainage tube 3 dislocation.
The outer wall of the threaded cover 54 is provided with a vertical groove, and the vertical groove formed in the surface of the threaded cover 54 can increase the friction force between the threaded cover and the hand.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an scope intervention treatment prevents flowing backward type drainage tube which characterized in that: comprises a negative pressure ball (1), a liquid outlet pipe (2) for discharging liquid is arranged at one side of the negative pressure ball (1), a drainage tube (3) for introducing liquid is arranged at the other side of the negative pressure ball (1), the drainage tube (3) is connected with the negative pressure ball (1) through a one-way valve (4), the outer wall of the drainage tube (3) is provided with an adjusting component (5), the adjusting component (5) also comprises a shell (51), a cavity is arranged in the shell (51), openings with the same diameter as the drainage tube (3) are arranged on two sides of the shell (51), the outer wall of the shell (51) is provided with a thread groove (52), the inside of the shell (51) is provided with a limit block (53), one side of the shell (51) is connected with a threaded cover (54), a rotating rod (55) is connected inside the threaded cover (54), and one side of the rotating rod (55) far away from the threaded cover (54) is connected with a flow limiting block (56).
2. The anti-backflow type drainage tube for endoscopic interventional therapy according to claim 1, which is characterized in that: the shell (51) is positioned on one side of the thread groove (52) and provided with a hollow groove, and the shell (51) is positioned in the hollow groove and provided with circular grooves (6) in an array mode.
3. The anti-backflow type drainage tube for endoscopic interventional therapy according to claim 2, characterized in that: a semicircular block (7) is arranged in the shell (51), and the diameter of the semicircular block (7) is equal to that of the drainage tube (3).
4. The anti-backflow type drainage tube for endoscopic interventional therapy according to claim 3, characterized in that: the outer wall of the threaded cover (54) is provided with a vertical groove, and the vertical groove formed in the surface of the threaded cover (54) can increase the friction force between the threaded cover and a hand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122298548.7U CN216824278U (en) | 2021-09-23 | 2021-09-23 | Anti-backflow drainage tube for endoscopic interventional therapy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122298548.7U CN216824278U (en) | 2021-09-23 | 2021-09-23 | Anti-backflow drainage tube for endoscopic interventional therapy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216824278U true CN216824278U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122298548.7U Active CN216824278U (en) | 2021-09-23 | 2021-09-23 | Anti-backflow drainage tube for endoscopic interventional therapy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216824278U (en) |
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2021
- 2021-09-23 CN CN202122298548.7U patent/CN216824278U/en active Active
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