CN216319434U - Double-cavity guide wire plug tube - Google Patents
Double-cavity guide wire plug tube Download PDFInfo
- Publication number
- CN216319434U CN216319434U CN202121683224.9U CN202121683224U CN216319434U CN 216319434 U CN216319434 U CN 216319434U CN 202121683224 U CN202121683224 U CN 202121683224U CN 216319434 U CN216319434 U CN 216319434U
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- China
- Prior art keywords
- catheter
- guide wire
- tube
- wire cavity
- cavity
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- 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.)
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- 208000005189 Embolism Diseases 0.000 claims abstract description 7
- 230000003073 embolic effect Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 claims 4
- 238000012800 visualization Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 210000004204 blood vessel Anatomy 0.000 abstract description 3
- 230000010102 embolization Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 206010002329 Aneurysm Diseases 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
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Abstract
The utility model discloses a double-cavity guide wire embolic tube, which comprises a catheter; the first guide wire cavity is arranged on the guide pipe; the tail end of the second guide wire cavity is of a spiral structure, and the second guide wire cavity penetrates out of the catheter to be embolized; and the balloon is arranged on the catheter and is arranged at the position where the second guide wire cavity penetrates out of the catheter. In the using process of the utility model, the catheter can be guided to the preset position through the first guide wire cavity, the situation that the catheter is too soft to pass through the blood vessel for compensation is prevented, the second guide wire cavity can penetrate out of the catheter after reaching the specified position, then the spiral structure at the tail end of the second guide wire cavity can be used for embolism, the air bag can be expanded after being inflated, and then the position of the second guide wire cavity is fixed.
Description
Technical Field
The utility model belongs to the technical field of medical treatment, and particularly relates to a double-cavity guide wire embolic tube.
Background
In the treatment of aneurysm and vascular hemorrhage, the embolism material is placed in the affected part in an interventional therapy mode, so that the treatment effect can be effectively achieved. The prior guide wire embolization tubes on the market have various styles, but a device capable of fixing the embolization material after the embolization material is placed into a preset position is lacked, and many embolization catheters can cause the embolization material to fall off from the blood vessel quickly due to the lack of fixation after the embolization material is placed. Reducing the therapeutic effect.
SUMMERY OF THE UTILITY MODEL
The utility model provides a double-cavity guide wire embolism tube with stable embolism effect to overcome the defects of the prior art. In order to achieve the purpose, the utility model adopts the following technical scheme: a double-cavity guide wire embolism tube comprises a catheter
The first guide wire cavity is arranged on the guide pipe;
the second guide wire cavity is arranged on the catheter, the tail end of the second guide wire cavity is of a spiral structure, and the second guide wire cavity penetrates out of the catheter to be embolized;
and the balloon is arranged on the catheter and is arranged at the position where the second guide wire cavity penetrates out of the catheter.
In the using process of the utility model, the catheter can be guided to a preset position through the first guide wire cavity, the second guide wire cavity can penetrate out of the catheter after reaching the preset position, and the spiral structure at the tail end of the second guide wire cavity can be used for embolism; and the air bag can be expanded after being inflated, so that the position of the second guide wire cavity is fixed.
Optionally, the conduit is provided with an air duct communicated with the air bag, one end of the air duct is connected with the air bag, and the other end of the air duct penetrates through the conduit and is connected with an injector.
Optionally, the tail end of the air duct is provided with a one-way valve.
Optionally, a through hole is formed in the side surface of the catheter, and the first guide wire cavity can penetrate out of the through hole.
Optionally, a handle is arranged on the catheter, the handle is arranged in a hollow mode, and the second guide wire cavity penetrates out of the handle.
Optionally, the end of the conduit is tapered, and a part of the longitudinal cross section of the end of the conduit is trapezoidal.
Optionally, the outside of the catheter is coated with a hydrophilic material.
Optionally, a developing ring is arranged on the air bag.
In summary, in the process of using the present invention, the catheter can be guided to the predetermined position through the first guide wire cavity, the second guide wire cavity can penetrate out of the catheter after reaching the predetermined position, and the spiral structure at the end of the second guide wire cavity can be used for embolization; and the air bag can be expanded after being inflated, so that the position of the second guide wire cavity is fixed.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a cross-sectional view of the catheter head.
FIG. 4 is a cross-sectional view of the airway tube.
Fig. 5 is a perspective view of fig. 4.
Fig. 6 is an exploded view of the one-way valve cartridge of fig. 4.
Detailed Description
In order to make the technical solutions of the present invention better understood, 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.
As shown in fig. 1-3, a two-chamber seal wire embolic tube includes pipe 10, first seal wire chamber 1, second seal wire chamber 2, pipe 10 is soft body, the pipe 10 outside scribbles hydrophilic coating, be equipped with handle 101 on the pipe 10, pipe 10 one end is equipped with the handle, and the other end is equipped with pipe head 102, pipe head 102 end is the toper, and longitudinal section is trapezoidal, first seal wire chamber 1 with second seal wire chamber 2 equipartition is arranged in pipe 10, first seal wire chamber 1 runs through the subregion of pipe 10, first seal wire chamber 1 is followed pipe 10 side is worn out, second seal wire chamber 2 one end is helical structure, helical structure 2 is the metal construction that single memory metal spiral formed, second seal wire chamber 2 other end with handle 101 links to each other,
the tip of pipe 10 still is equipped with handle 101, pipe 10 can be rotated to handle 101, and then the direction of adjustment pipe 10, and handle 101 is the cavity setting, so handle 101 and pipe 10 communicate each other, second wire guide chamber 2 one end is worn out from pipe 10, the other end is worn out from the side of pipe 10, the position that second wire guide chamber 2 wore out from pipe 10 is provided with gasbag 3, and second wire guide chamber 2 still partly wears out from gasbag 3, the helical structure who sets up at second wire guide chamber 2 tip simultaneously is the part of wearing out from gasbag 3 for setting up.
Further, in order to position the air bag 3, a developing ring 30 is provided on the air bag 3.
When the balloon 3 is not inflated, the balloon 3 and the catheter 10 are closely attached, and the balloon 3 is disposed at both ends of the through hole, so that when the balloon 3 is filled with air, the balloon 3 is inflated.
The air guide tube 4 is further arranged on the guide tube 10, one end of the air guide tube 4 is communicated with the air bag 3, the other end of the air guide tube 4 penetrates through the guide tube 10 and is connected with the injector 401, a one-way valve is arranged at the tail end of the guide tube 10, the injector 401 can inject air into the air bag through the one-way valve, and the one-way valve can prevent air leakage of the air in the air bag 3.
Further, in the process of injecting gas into the gas bag 3, the gas bag needs to be capable of injecting gas slowly, and when a user pushes the injector 401 with great strength, the existing one-way gas bag can cause the expansion speed of the gas bag 3 to be too fast, which can cause adverse effects on the blood vessel of a patient.
Therefore, the structure of the one-way valve core of the utility model is as follows, one end of the air duct 4 is connected with the air bag 3, the other end is provided with an air inlet bottle, wherein, the one-way valve is arranged in the air inlet bottle 4.
Specifically, the check valve includes a valve core 41, a guide rod 42, an elastic member 43 and a fixing frame 44, wherein the fixing frame 44 is disposed in the air intake bottle 4, a through hole is disposed in the center of the fixing frame 44, the fixing rod is disposed in the double fixing frame 44 in a penetrating manner, the valve core 41 is disposed at an end portion of the fixing rod 44, the elastic member 43 is disposed between the valve core 41 and the fixing frame 44, and an air inlet 40 is further disposed at an end portion of the air intake bottle 4, so that under the pushing of the elastic member 43, the valve core 41 can abut against a part of an inner wall of the air inlet 40, and then after the injector 401 is connected with the air intake bottle 4, the injector 401 is pushed, the valve core 41 can be pushed open, and at this time, air is injected into the airbag 3.
Furthermore, the retaining rod 441 is disposed on the fixing frame 44, and the retaining rod 441 is disposed below the guiding rod 42, so that after the valve core 41 moves downward to a certain distance, the guiding rod 42 will abut against the retaining rod 441, the maximum moving distance of the valve core 41 will be limited, and therefore, no matter how the user increases the force pushing the injector 401, the maximum moving distance of the valve core 41 will not increase, so as to limit the amount of air intake.
The prior injector 401 is provided with a columnar air inlet pipe 402 at the end part, the air inlet pipe 402 is connected with the air inlet bottle 4, the air inlet bottle 402 is required to be capable of fastening the air inlet pipe 402 in use, and the following structure is designed for the purpose.
The end of the gas inlet bottle 4 is provided with a fixed tube 4a, the fixed tube 4a is sleeved with a fixed rubber 41a and a fixed threaded sleeve 42a, wherein the end of the fixed tube 4a is arranged in a conical shape, the fixed rubber 41a is matched with the fixed tube 4a in shape, the fixed threaded sleeve 42a comprises a threaded part 421a and a sealing part 422a, the threaded part 421a is in threaded connection with the fixed tube 4a, and the inner wall of the sealing part 422a is also arranged in a conical shape, so that after the gas inlet pipe 402 is inserted into the fixed tube 4a, the threaded part 421a is rotated, and the sealing part 422a can push the solid rubber 41a to abut against the gas inlet pipe 402.
Furthermore, in order to facilitate deflation, a fixing bracket 423a is disposed at an end of the fixing screw 42a, and a push rod 424a is disposed on the fixing bracket 423a, so that rotation of the screw 42a can enable the straight rod 424a to push the valve core 41, and further can release the gas in the airbag 3. For this purpose, the fixing rubber 41a and the fixing tube 4a are each provided with a cross opening 50 through which the fixing bracket 423a passes.
It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all 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.
Claims (8)
1. A double-cavity guide wire embolism tube is characterized by comprising a catheter
The first guide wire cavity is arranged on the guide pipe;
the second guide wire cavity is arranged on the catheter, the tail end of the second guide wire cavity is of a spiral structure, and the second guide wire cavity penetrates out of the catheter to be embolized;
and the balloon is arranged on the catheter and is arranged at the position where the second guide wire cavity penetrates out of the catheter.
2. The double-lumen guidewire stopcock according to claim 1, wherein the catheter is provided with an airway tube communicating with the balloon, one end of the airway tube is connected with the balloon, and the other end of the airway tube passes through the catheter and is connected with a syringe.
3. The dual lumen guidewire stopcock according to claim 2, wherein the end of the airway tube is provided with a one-way valve.
4. The dual lumen guidewire embolic tube of claim 1, wherein the catheter is provided with a through hole in a side thereof, and the first guidewire lumen is adapted to exit the through hole.
5. The dual lumen guidewire stopcock of claim 3, wherein a handle is provided on the catheter, wherein the handle is hollow, and wherein the second guidewire lumen extends out of the handle.
6. The double lumen guidewire embolic tube of claim 3, wherein the distal end of the catheter is tapered and a portion of the longitudinal cross-section of the distal end of the catheter is trapezoidal.
7. The double lumen guidewire embolic tube of claim 3, wherein the outside of the catheter is coated with a hydrophilic material.
8. The dual lumen guidewire embolic tube of claim 1, wherein a visualization ring is provided on the balloon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683224.9U CN216319434U (en) | 2021-07-22 | 2021-07-22 | Double-cavity guide wire plug tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683224.9U CN216319434U (en) | 2021-07-22 | 2021-07-22 | Double-cavity guide wire plug tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216319434U true CN216319434U (en) | 2022-04-19 |
Family
ID=81160290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121683224.9U Active CN216319434U (en) | 2021-07-22 | 2021-07-22 | Double-cavity guide wire plug tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216319434U (en) |
-
2021
- 2021-07-22 CN CN202121683224.9U patent/CN216319434U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |