CN219167453U - Positioning guide wire control device for interventional operation treatment - Google Patents
Positioning guide wire control device for interventional operation treatment Download PDFInfo
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- CN219167453U CN219167453U CN202223607056.2U CN202223607056U CN219167453U CN 219167453 U CN219167453 U CN 219167453U CN 202223607056 U CN202223607056 U CN 202223607056U CN 219167453 U CN219167453 U CN 219167453U
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- fixedly connected
- fixed pulley
- tubular member
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- guide wire
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
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Abstract
The utility model discloses a positioning guide wire control device for interventional operation treatment, and belongs to the field of guide wires. A location seal wire controlling means for intervene operation treatment, includes the tubular part, the one end fixedly connected with spring of tubular part, the one end fixedly connected with arc top end that the tubular part was kept away from to the spring still includes: the first fixed pulley is fixedly connected to the top end of the tubular piece, and the bottom wall of the arc top end head is slidably connected with the second fixed pulley through a tension spring; according to the utility model, the stay rope and the auxiliary rope are additionally arranged at one end of the tubular member, the stay rope is guided and pulled through the first positioning block, the second fixed pulley and the first fixed pulley, and the rigidity of one end of the tubular member is changed by pulling the stay rope, so that one end of the tubular member can be bent, and the tubular member can conveniently enter into a branch vessel.
Description
Technical Field
The utility model relates to the technical field of guide wires, in particular to a positioning guide wire control device for interventional operation treatment.
Background
In interventional procedures, it is often necessary to use a catheter assembly. Catheter assemblies typically include a catheter and a guidewire; the guide wire is in a slender shape, has a small diameter and can be introduced into a blood vessel of a patient; the catheter is in a slender tubular shape and is sleeved outside the guide wire; in operation, a guide wire is generally used for guiding, and the front end of the guide wire can be advanced along a blood vessel to reach a target position by operating the guide wire;
existing guidewires are flexible from the entire length, so that they can bend to advance in the blood vessel; from a shorter length, the material of the guide wire is generally stiff and plastic;
the guide wire with certain hardness is easy to operate and advance, and is multipurpose in large blood vessels; however, in practice, some target sites have narrow blood vessels and many branches of blood vessels, and the front end of the rigid guide wire is not easy to bend and is unfavorable for the passage of the guide wire, so that when the target sites are faced with the complex branches or narrow blood vessels or the blood vessels with relatively twist, the target sites take a long time or are difficult to reach; when the guide wire is advanced, the capacity of the guide wire to pass through the blood vessel mainly depends on the front end of the guide wire, the rigidity of the front end of the guide wire is inconvenient to adjust, and in the whole interventional operation, the guide wire needs to have different properties of the blood vessel to be passed through, and the guide wire with different rigidities needs to be used so as to be convenient for passing through the blood vessel in different areas; therefore, if the rigidity of the guide wire can be conveniently adjusted, the operation operator can conveniently adjust the rigidity of the guide wire to a certain extent according to the property of the blood vessel which needs to pass through, thereby being more beneficial to the guide wire to enter the target position through the target blood vessel.
Disclosure of Invention
The utility model aims to solve the problem that the rigidity of the front end of a guide wire is inconvenient to adjust in the prior art, and provides a positioning guide wire control device for interventional operation treatment.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a location seal wire controlling means for intervene operation treatment, includes the tubular part, the one end fixedly connected with spring of tubular part, the one end fixedly connected with arc top end that the tubular part was kept away from to the spring still includes: the first fixed pulley is fixedly connected to the top end of the tubular piece, and the bottom wall of the arc top end head is slidably connected with the second fixed pulley through a tension spring; one end of the pull rope is connected to the top end of the tubular piece, and the pull rope sequentially bypasses the second fixed pulley and the first fixed pulley and passes out of the tubular piece from the through groove of the tubular piece; one end of the auxiliary rope is connected to the bottom wall of the arc top end head, and one end of the auxiliary rope, which is far away from the arc top end head, is fixedly connected to the pull rope.
Preferably, one end of the tension spring is fixedly connected to the mounting frame on the second fixed pulley, a limiting cavity is formed in the arc top end head, a guide rod is fixedly connected to the mounting frame, one end of the guide rod is slidably connected to the limiting cavity, one end of the tension spring is fixedly connected to the mounting frame, and the other end of the tension spring is fixedly connected to the bottom wall of the arc top end head.
Further, the first fixed pulley is located on one side of the through groove, the second fixed pulley is located on one side of the arc top end head, and the first fixed pulley and the second fixed pulley are distributed in a dislocation mode.
Still further preferably, a first positioning block is fixedly connected to a side of the top end of the tubular member away from the first fixed pulley, and one end of the pull rope is fixedly connected to the first positioning block.
Preferably, a second positioning block is fixedly connected to one side of the bottom wall of the arc top end head, which is far away from the second fixed pulley, and one end of the auxiliary rope is fixedly connected to the second positioning block.
In order to facilitate the spring to be sleeved, preferably, the top end of the tubular member is fixedly connected with a soft sleeve, and one end of the soft sleeve is fixedly connected to the bottom wall of the arc top end head.
In order to facilitate the operation and the control of pulling the pull rope, further, the tail end of the tubular piece is fixedly connected with a threaded sleeve, a threaded rod is connected in the threaded sleeve in a threaded mode, and the tail end of the pull rope is connected to the threaded rod in a rotating mode.
In order to facilitate the rotation of the threaded rod, further, one end of the threaded rod is fixedly connected with a knob.
Compared with the prior art, the utility model provides a positioning guide wire control device for interventional operation treatment, which has the following beneficial effects:
1. according to the positioning guide wire control device for interventional operation treatment, when the stay cord is pulled, the stay cord is positioned by means of traction of the second fixed pulley, so that the spring on the side where the second fixed pulley is positioned is compressed, one end of the tubular piece is bent to one side, and further one end of the tubular piece is bent to be convenient for entering a branch vessel;
2. according to the positioning guide wire control device for interventional operation treatment, one end of a tubular member is bent and an auxiliary rope is straightened by pulling a pull rope forcefully, then a tension spring is stretched to be long, at the moment, the arc top end moves towards one end close to the tubular member and the spring is uniformly compressed, so that the rigidity of one end of the tubular member is increased, and further the rigidity of one end of the tubular member is changed;
3. this a location seal wire controlling means for intervene operation treatment is through rotating the threaded rod for the threaded rod is to the external extension of screw thread sleeve, and then can make the threaded rod pulling stay cord, and the operator of being convenient for pulls the stay cord, can also be convenient for control simultaneously and pull the length of stay cord, facilitates the use more.
The utility model adds a pull rope and an auxiliary rope at one end of a tubular member, guides and pulls the pull rope through a first positioning block, a second fixed pulley and a first fixed pulley, changes the rigidity of one end of the tubular member by pulling the pull rope, and simultaneously bends one end of the tubular member, so that the tubular member is convenient to enter a branch vessel.
Drawings
FIG. 1 is a schematic view of a positioning guidewire manipulation device for interventional procedures according to the present utility model;
FIG. 2 is a schematic view of the structure of the portion A in FIG. 1 of a positioning guidewire manipulation device for interventional procedures according to the present utility model;
FIG. 3 is a schematic view of a structure of a portion B of FIG. 2 of a positioning guidewire manipulation device for interventional procedures according to the present utility model;
FIG. 4 is a schematic view of a flexible sheath of a positioning guidewire manipulation device for interventional procedures according to the present utility model;
FIG. 5 is a schematic view of the structure of a threaded sleeve and threaded rod of a positioning guidewire manipulation device for interventional procedures according to the present utility model;
fig. 6 is a schematic structural view of a spring of a positioning guide wire control device for interventional operation according to the present utility model.
In the figure: 1. a tubular member; 10. penetrating a groove; 11. a soft sleeve; 12. an arc top end; 13. a spring; 14. a first fixed pulley; 15. a second fixed pulley; 151. a mounting frame; 152. a tension spring; 153. a guide rod; 154. a spacing cavity; 16. a first positioning block; 21. a pull rope; 22. a second positioning block; 23. an auxiliary rope; 31. a threaded sleeve; 32. a threaded rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Examples:
referring to fig. 1-6, a positioning guide wire control device for interventional operation treatment, which comprises a tubular member 1, wherein one end of the tubular member 1 is fixedly connected with a spring 13, one end of the spring 13 away from the tubular member 1 is fixedly connected with an arc top end 12, and the device further comprises: the first fixed pulley 14 is fixedly connected to the top end of the tubular piece 1, and the bottom wall of the arc top end head 12 is slidably connected with the second fixed pulley 15 through a tension spring 152; a pull rope 21 with one end connected to the top end of the tubular member 1, wherein the pull rope 21 sequentially bypasses the second fixed pulley 15 and the first fixed pulley 14 and passes out of the tubular member 1 from the through groove 10 of the tubular member 1; one end of the auxiliary rope 23 is connected to the bottom wall of the arc top end head 12, and one end of the auxiliary rope 23 far away from the arc top end head 12 is fixedly connected to the pull rope 21; one end of a tension spring 152 is fixedly connected to a mounting frame 151 on the second fixed pulley 15, a limiting cavity 154 is formed in the arc top end head 12, a guide rod 153 is fixedly connected to the mounting frame 151, one end of the guide rod 153 is slidably connected to the limiting cavity 154, one end of the tension spring 152 is fixedly connected to the mounting frame 151, and the other end of the tension spring 152 is fixedly connected to the bottom wall of the arc top end head 12; the first fixed pulley 14 is positioned at one side of the through groove 10, the second fixed pulley 15 is positioned at one side of the arc top end head 12, and the first fixed pulley 14 and the second fixed pulley 15 are distributed in a dislocation manner; one side of the top end of the tubular piece 1 far away from the first fixed pulley 14 is fixedly connected with a first positioning block 16, and one end of a pull rope 21 is fixedly connected to the first positioning block 16; one side of the bottom wall of the arc top end head 12 far away from the second fixed pulley 15 is fixedly connected with a second positioning block 22, and one end of a secondary rope 23 is fixedly connected to the second positioning block 22; the top end of the tubular piece 1 is fixedly connected with a soft sleeve 11, and one end of the soft sleeve 11 is fixedly connected to the bottom wall of the arc top end head 12;
when the device is used, when the pull rope 21 is not pulled, the spring 13 is in an uncompressed state, so that one end of the tubular piece 1 is in a flexible state;
when encountering a blood vessel branch and needing to control one end of the tubular element 1 to bend so as to conveniently enter the branch blood vessel, the stay cord 21 can be slightly pulled, and when the stay cord 21 is pulled, the stay cord 21 is positioned by virtue of the traction of the second fixed pulley 15, so that the spring 13 on the side where the second fixed pulley 15 is positioned is compressed, one end of the tubular element 1 bends to one side, and then one end of the tubular element 1 bends so as to conveniently enter the branch blood vessel;
it should be understood that when the pull rope 21 is pulled by an external force to bend one end of the tubular member 1, the tension value does not break through the stretch coefficient of the tension spring 152, so that the length of the tension spring 152 is not greatly changed when one end of the tubular member 1 is controlled to bend, and one end of the tubular member 1 can normally bend; meanwhile, when the pull rope 21 is slightly pulled, the auxiliary rope 23 is changed from a loose state to a state of tending to be straightened, but when one end of the tubular piece 1 is controlled to bend, the auxiliary rope 23 does not participate in pulling the arc top end head 12; in addition, a stopper is mounted on the first fixed pulley 14, and a pull rope 21 positioned on the first fixed pulley 14 is positioned between the first fixed pulley 14 and the stopper, and is used for guiding and limiting the pull rope 21 to prevent the pull rope 21 from falling off from the first fixed pulley 14.
When the rigidity of one end of the tubular member 1 needs to be increased, by pulling the pull rope 21 forcefully, one end of the tubular member 1 is bent, the auxiliary rope 23 is straightened, then the tension spring 152 is stretched and lengthened, at this time, the arc top end head 12 moves towards one end close to the tubular member 1, and the spring 13 is uniformly compressed, so that the rigidity of one end of the tubular member 1 is increased, and further the rigidity of one end of the tubular member 1 is changed;
further, it is: the tail end of the tubular piece 1 is fixedly connected with a threaded sleeve 31, a threaded rod 32 is in threaded connection with the threaded sleeve 31, the tail end of the pull rope 21 is rotatably connected to the threaded rod 32, and one end of the threaded rod 32 is fixedly connected with a knob;
when the stay cord 21 needs to be pulled, the threaded rod 32 can be stretched outwards of the threaded sleeve 31 by rotating the threaded rod 32, so that the threaded rod 32 can pull the stay cord 21, an operator can conveniently pull the stay cord 21, and meanwhile, the length of the stay cord 21 can be conveniently controlled to be pulled, so that the use is more convenient.
According to the utility model, the stay cord 21 and the auxiliary rope 23 are additionally arranged at one end of the tubular member 1, the stay cord 21 is guided and pulled through the first positioning block 16, the second fixed pulley 15 and the first fixed pulley 14, and the rigidity of one end of the tubular member 1 is changed by pulling the stay cord 21, and meanwhile, one end of the tubular member 1 can be bent, so that the tubular member 1 can conveniently enter into a branch vessel.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. The utility model provides a location seal wire controlling means for intervene operation treatment, includes tubular member (1), its characterized in that, the one end fixedly connected with spring (13) of tubular member (1), the one end fixedly connected with arc top end (12) of tubular member (1) are kept away from to spring (13), still includes:
the first fixed pulley (14) is fixedly connected to the top end of the tubular piece (1), and the bottom wall of the arc top end head (12) is slidably connected with the second fixed pulley (15) through a tension spring (152);
a pull rope (21) with one end connected to the top end of the tubular member (1), wherein the pull rope (21) sequentially bypasses the second fixed pulley (15) and the first fixed pulley (14) and penetrates out of the tubular member (1) from the penetrating groove (10) of the tubular member (1);
one end of the auxiliary rope (23) is connected to the bottom wall of the arc top end head (12), and one end of the auxiliary rope (23) far away from the arc top end head (12) is fixedly connected to the pull rope (21).
2. The positioning guide wire control device for interventional operation treatment according to claim 1, wherein one end of the tension spring (152) is fixedly connected to a mounting frame (151) on the second fixed pulley (15), a limiting cavity (154) is formed in the arc-tip end (12), a guide rod (153) is fixedly connected to the mounting frame (151), one end of the guide rod (153) is slidably connected to the limiting cavity (154), one end of the tension spring (152) is fixedly connected to the mounting frame (151), and the other end of the tension spring (152) is fixedly connected to the bottom wall of the arc-tip end (12).
3. The positioning guide wire control device for interventional surgery according to claim 2, wherein the first fixed pulley (14) is located at one side of the through groove (10), the second fixed pulley (15) is located at one side of the arc top end head (12), and the first fixed pulley (14) and the second fixed pulley (15) are distributed in a dislocation mode.
4. A positioning guide wire control device for interventional surgery according to claim 3, characterized in that a side of the top end of the tubular member (1) remote from the first fixed pulley (14) is fixedly connected with a first positioning block (16), and one end of the pull rope (21) is fixedly connected to the first positioning block (16).
5. The positioning guide wire control device for interventional surgery according to claim 4, wherein a second positioning block (22) is fixedly connected to one side of the bottom wall of the arc-shaped top end head (12) far away from the second fixed pulley (15), and one end of the auxiliary rope (23) is fixedly connected to the second positioning block (22).
6. The positioning guide wire control device for interventional surgery according to claim 1, wherein the top end of the tubular member (1) is fixedly connected with a soft sleeve (11), and one end of the soft sleeve (11) is fixedly connected to the bottom wall of the arc top end head (12).
7. The positioning guide wire control device for interventional surgery according to claim 5, wherein the tail end of the tubular member (1) is fixedly connected with a threaded sleeve (31), a threaded rod (32) is connected in the threaded sleeve (31) in a threaded manner, and the tail end of the pull rope (21) is rotatably connected to the threaded rod (32).
8. A positioning guidewire manipulation device for interventional procedures according to claim 7, wherein one end of the threaded rod (32) is fixedly connected with a knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223607056.2U CN219167453U (en) | 2022-12-29 | 2022-12-29 | Positioning guide wire control device for interventional operation treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223607056.2U CN219167453U (en) | 2022-12-29 | 2022-12-29 | Positioning guide wire control device for interventional operation treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219167453U true CN219167453U (en) | 2023-06-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223607056.2U Active CN219167453U (en) | 2022-12-29 | 2022-12-29 | Positioning guide wire control device for interventional operation treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219167453U (en) |
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- 2022-12-29 CN CN202223607056.2U patent/CN219167453U/en active Active
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